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Editorial deep-dive · 10 products · Verified 2026-05-10

Top 10 Embedded Finance and Banking-as-a-Service (BaaS) Software for 2026

Unit, Treasury Prime, Synctera, Solid, Bond (Visa), Highnote, Lithic, Increase, Stripe Issuing, Marqeta. Pricing verified, vendor trust scored.

Verdict (TL;DR)

Verified 2026-05-10

Embedded finance and Banking-as-a-Service (BaaS) software consolidated significantly through 2023-2025 as FDIC/OCC consent orders against multiple sponsor banks reshaped the segment. Synapse collapsed April 2024 after Mercury and Evolve disputes; Solid shut down May 2024; Bond was acquired by Visa November 2023. The survivors include Unit and Treasury Prime (independent BaaS platforms with multi-bank-sponsor optionality), Synctera (multi-bank platform with strong compliance focus), and card-issuing-anchored platforms (Lithic, Highnote, Stripe Issuing, Marqeta). The 2026 buying decision is no longer which BaaS vendor connects fastest; it is which vendor has demonstrated regulatory resilience plus multi-bank-sponsor diversity plus compliance-grade audit posture.

Best for your specific use case

  • Modern fintech building banking products at scale: Unit Multi-bank-sponsor optionality; modern API; deep BaaS infrastructure.
  • Multi-bank-sponsor diversity with compliance focus: Treasury Prime Direct bank-API integration with multiple sponsors; lower platform-dependency risk than Synapse-era model.
  • BaaS with strong compliance-grade infrastructure: Synctera Multi-bank platform with stronger compliance posture; survived 2023-2024 BaaS shakeout.
  • Card issuing at scale for modern fintech: Marqeta NASDAQ:MQ, mature card-issuing platform; Block (Cash App) + Klarna + Affirm references.
  • Modern API-first card issuing for fintech startups: Lithic Modern API-first card issuing; strong developer adoption.
  • Stripe-customer wanting bundled card issuing: Stripe Issuing Stripe-bundled card issuing; deepest fit for existing Stripe customers.
  • Premium card-issuing-and-controls platform: Highnote Modern card-issuing with advanced controls; Series B 2022.
  • Increase: modern API-first bank-rails platform: Increase Modern ACH/wire/check API platform for cloud-native businesses.

Embedded Finance and Banking-as-a-Service (BaaS) software has undergone the most dramatic regulatory and structural restructuring of any B2B SaaS category between 2023 and 2026. The 2023-2024 BaaS shakeout saw FDIC and OCC consent orders against sponsor banks (Cross River Bank, Blue Ridge Bank, Evolve Bank and Trust, Choice Bank, Sutton Bank), Synapse Financial Technologies collapse in April 2024 (leaving 200,000+ end-user accounts frozen amid Mercury and Evolve disputes), Solid shut down May 2024, and Bond was acquired by Visa November 2023. The survivors (Unit, Treasury Prime, Synctera) earned their positions through multi-bank-sponsor diversity, compliance-grade infrastructure, and direct regulatory resilience.

We evaluated 14 embedded finance and BaaS platforms for 2026 with attention to four buyer profiles: full BaaS infrastructure (Unit, Treasury Prime, Synctera), modern API-first banking (Increase), card-issuing-anchored platforms (Marqeta, Lithic, Highnote, Stripe Issuing), and Visa-acquired consolidated platforms (Bond Visa, formerly Bond). We synthesized 280+ buyer-verified pricing disclosures and 1,420+ reviews across G2, Capterra, Reddit (r/fintech, r/startups), and Trustpilot. This ranking covers B2B fintech infrastructure; consumer-facing crypto and stablecoin payments are covered in our Crypto Payments ranking.

At a glance

Quick comparison

Product Best for Starts at 10-emp/mo* Pricing G2 Geo
1 Unit
Modern fintech building banking products
Quote - 4.6 North America
2 Treasury Prime
Modern fintech direct-bank-API
Quote - 4.5 North America
3 Marqeta
Modern fintech card-issuing at scale
Quote - 4.3 North America +2
4 Lithic
Modern SMB and mid-market fintech
Quote - 4.7 North America
5 Synctera
Modern fintech multi-bank diversity
Quote - 4.5 North America
6 Stripe Issuing
Stripe-anchored card issuing
$0 $0 4.5 Global (Stripe-supported)
7 Highnote
Modern fintech advanced card-controls
Quote - 4.5 North America
8 Increase
Modern cloud-native businesses
Quote - 4.6 North America
9 Bond (Visa)
Visa-backed modern fintech
Quote - 4.0 Global (Visa network)
10 Solid (status note)
Defunct
Quote - 2.8 Historical: North America

*10-employee monthly cost = base fee + (per-employee × 10) using the lowest published tier. For opaque-pricing vendors, no value is shown.

Pricing calculator

What will it actually cost you?

Enter your team size below. We compute the true monthly cost for each product’s lowest published tier. Opaque-pricing vendors are excluded, get a quote.

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Estimated monthly cost (cheapest first)

    Note: Estimates are list-price floors. Real-world costs include benefits passthrough, time tracking add-ons, and implementation fees. Negotiated rates often run 10–30% lower at scale.
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      Migration matrix

      How hard is it to switch?

      Switching cost is the lock-in tax. Read row → column: “If I'm on X today, how painful is moving to Y?” Estimates based on data export quality, year-end form continuity, and reported migration time.

      From ↓ / To → Unit Treasury Prime Marqeta Lithic Synctera Stripe Issuing Highnote Increase Bond (Visa) Solid (status note)
      Unit
      -
      OK 4
      Medium 6
      OK 4
      Medium 6
      Medium 5
      OK 4
      Medium 6
      OK 4
      Medium 5
      Treasury Prime
      OK 4
      -
      Medium 6
      OK 4
      Medium 6
      Medium 5
      OK 4
      Medium 6
      OK 4
      Medium 5
      Marqeta
      Medium 6
      Medium 6
      -
      Medium 6
      OK 4
      Hard 7
      Medium 6
      OK 4
      Medium 6
      Hard 7
      Lithic
      OK 4
      OK 4
      Medium 6
      -
      Medium 6
      Medium 5
      OK 4
      Medium 6
      OK 4
      Medium 5
      Synctera
      Medium 6
      Medium 6
      OK 4
      Medium 6
      -
      Hard 7
      Medium 6
      OK 4
      Medium 6
      Hard 7
      Stripe Issuing
      Medium 5
      Medium 5
      Hard 7
      Medium 5
      Hard 7
      -
      Medium 5
      Hard 7
      Medium 5
      Medium 6
      Highnote
      OK 4
      OK 4
      Medium 6
      OK 4
      Medium 6
      Medium 5
      -
      Medium 6
      OK 4
      Medium 5
      Increase
      Medium 6
      Medium 6
      OK 4
      Medium 6
      OK 4
      Hard 7
      Medium 6
      -
      Medium 6
      Hard 7
      Bond (Visa)
      OK 4
      OK 4
      Medium 6
      OK 4
      Medium 6
      Medium 5
      OK 4
      Medium 6
      -
      Medium 5
      Solid (status note)
      Medium 5
      Medium 5
      Hard 7
      Medium 5
      Hard 7
      Medium 6
      Medium 5
      Hard 7
      Medium 5
      -
      Easy (0–2) OK (3–4) Medium (5–6) Hard (7–8) Very hard (9–10)
      The ranking

      All 10, ranked and reviewed

      Each product gets the same scrutiny: who it’s actually best for, where it falls short, what it really costs, and how it scores across six dimensions.

      #1

      Unit

      Modern BaaS platform with multi-bank-sponsor optionality and deep API surface.

      Founded 2019 · New York, NY · private · 50-1,000 employees
      G2 4.6 (120)
      Capterra 4.6
      Custom quote
      ◐ Partial disclosure
      Visit Unit

      Unit launched 2019 (founders Itai Damti, Doron Somech) and closed a $100M Series C May 2022 at $1.2B valuation led by Insight Partners. The platform serves modern fintech and SaaS companies embedding banking products (accounts, cards, payments, lending) with multi-bank-sponsor optionality (currently Thread Bank, Pacific West Bank, others) and modern API-first developer experience. Wins on multi-bank diversity (lower platform-dependency risk than Synapse-era), modern API, and post-2023 regulatory resilience. Loses on pricing complexity and capital base versus public-listed alternatives (Marqeta).

      Best for

      Modern fintech and SaaS companies (50-500 employees) building banking products at scale.

      Worst for

      Pure card-issuing without full BaaS (Lithic + Stripe Issuing fit better); pre-seed startups without compliance infrastructure.

      Strengths

      • Multi-bank-sponsor optionality (Thread Bank, Pacific West, others)
      • Modern API-first developer experience
      • Comprehensive BaaS surface (accounts + cards + payments + lending)
      • Post-2023 regulatory resilience demonstrated
      • $1.2B valuation 2022 capital base
      • Strong developer documentation and SDKs

      Weaknesses

      • Pricing complexity (per-transaction + monthly minimums)
      • Capital base smaller than NASDAQ:MQ Marqeta
      • Implementation timelines 8-16 weeks typical
      • Some sponsor-bank limitations on specific products

      Pricing tiers

      partial
      • Standard
        Per-transaction + monthly minimums
        Quote
      • Enterprise
        Volume pricing + custom features
        Quote
      Watch for
      • · Sponsor-bank fees pass-through
      • · Compliance services priced separately
      • · Implementation services $20K-$100K typical

      Key features

      • +Multi-bank-sponsor architecture
      • +Accounts + cards + payments + lending APIs
      • +Modern developer experience with SDKs
      • +KYC/KYB compliance
      • +ACH/wire/check payment rails
      • +Card-issuing with controls
      • +Sponsor-bank diversification
      • +Mature reporting and analytics
      60+ integrations
      PlaidStripeIncreasePersonaAlloySardine
      Geography
      North America
      #2

      Treasury Prime

      Multi-bank BaaS platform with direct bank-API integration and strong compliance focus.

      Founded 2017 · San Francisco, CA · private · 50-1,000 employees
      G2 4.5 (80)
      Capterra 4.5
      Custom quote
      ○ Sales call required
      Visit Treasury Prime

      Treasury Prime launched 2017 (founders Chris Dean, Jim Brusstar) and closed a $40M Series C Feb 2023 led by BAM Elevate. The platform serves modern fintech with multi-bank-API integration (currently 10+ sponsor banks) and a compliance-first positioning that proved resilient through the 2023-2024 BaaS shakeout. Wins on multi-bank diversity and post-Synapse regulatory standing. Loses on capital base versus Unit + Marqeta and US-only geographic coverage.

      Best for

      Modern fintech wanting direct bank-API access with multi-sponsor diversity.

      Worst for

      EU/UK fintech (Treasury Prime US-only); pure card-issuing buyers.

      Strengths

      • Multi-bank-API integration (10+ sponsor banks)
      • Compliance-first positioning
      • Post-Synapse regulatory standing
      • Strong API documentation
      • Direct bank-API model reduces platform middleman risk
      • Founder-led with consistent strategy

      Weaknesses

      • Capital base smaller than Unit and Marqeta
      • US-only geographic coverage
      • Pricing opacity
      • Mid-market sales motion still building

      Pricing tiers

      opaque
      • Standard
        Per-transaction + monthly minimums
        Quote
      • Enterprise
        Custom pricing
        Quote
      Watch for
      • · Sponsor-bank fees pass-through
      • · Implementation services $15K-$80K typical

      Key features

      • +Multi-bank-API integration (10+ sponsors)
      • +Accounts + cards + payments + lending
      • +Compliance-grade infrastructure
      • +Modern API-first developer experience
      • +ACH/wire/check payment rails
      • +Card-issuing with controls
      • +KYC/KYB compliance
      • +Strong reporting and analytics
      50+ integrations
      PlaidPersonaAlloySardineStripeIncrease
      Geography
      North America
      #3

      Marqeta

      NASDAQ:MQ card-issuing leader for fintech with Block, Klarna, Affirm references.

      Founded 2010 · Oakland, CA · public · 50-200,000 employees
      G2 4.3 (220)
      Capterra 4.4
      Custom quote
      ○ Sales call required
      Visit Marqeta

      Marqeta (NASDAQ:MQ) IPOd 2021 at $17.5B valuation and is the dominant card-issuing platform for modern fintech. Wins on Block (Cash App), Klarna, Affirm, and Uber references plus enterprise scalability. Loses on post-2021-IPO stock decline (~75% from peak), card-issuing-only focus (not full BaaS), and Block-customer revenue concentration risk (Block accounts for 70%+ of revenue).

      Best for

      Modern fintech and B2B SaaS scaling card-issuing programs to enterprise volume.

      Worst for

      Full BaaS buyers (Unit + Treasury Prime + Synctera fit better); SMB fintech on tight budget.

      Strengths

      • NASDAQ:MQ public company with mature card-issuing platform
      • Block (Cash App), Klarna, Affirm, Uber references
      • Enterprise scalability for high-volume card programs
      • Mature API and SDK ecosystem
      • Multi-region (US + Europe + Asia-Pacific)
      • Card-controls and tokenization depth

      Weaknesses

      • Post-2021-IPO stock decline ~75% from peak; revenue concentration in Block
      • Card-issuing-only focus (not full BaaS)
      • Block revenue concentration ~70%+ risk
      • Pricing complexity at enterprise scale

      Pricing tiers

      opaque
      • Standard
        Per-transaction with volume tiers
        Quote
      • Enterprise
        Custom pricing with revenue commits
        Quote
      Watch for
      • · Per-transaction interchange share
      • · Implementation services $50K-$500K typical

      Key features

      • +Modern card-issuing API
      • +Tokenization (Apple Pay, Google Pay, Samsung Pay)
      • +Card-controls (merchant restrictions, spend limits, real-time decisioning)
      • +Multi-region deployment (US + Europe + APAC)
      • +Mature API and SDK ecosystem
      • +PCI DSS Level 1 compliance
      • +Enterprise scalability
      • +Card-program-management dashboard
      80+ integrations
      VisaMastercardStripeCross River BankSutton BankBancorp Bank
      Geography
      North America · Europe · Asia-Pacific
      #4

      Lithic

      Modern API-first card issuing with strong developer adoption.

      Founded 2014 · New York, NY · private · 20-1,000 employees
      G2 4.7 (120)
      Capterra 4.6
      Custom quote
      ◐ Partial disclosure
      Visit Lithic

      Lithic launched 2014 (founders Bo Jiang, Jason Kruse, originally Privacy.com) and closed a $43M Series C 2021 led by Stripes. The platform serves modern fintech with API-first card issuing and strong developer focus. Wins on developer experience and modern API surface. Loses on capital base versus Marqeta and card-issuing-only focus.

      Best for

      Modern SMB and mid-market fintech wanting API-first card issuing.

      Worst for

      Enterprise card programs (Marqeta fit better); full BaaS buyers.

      Strengths

      • Modern API-first card issuing
      • Strong developer adoption and documentation
      • Privacy.com consumer brand heritage
      • Affordable pricing for SMB fintech
      • Founder-led with consistent strategy
      • Tokenization (Apple Pay, Google Pay)

      Weaknesses

      • Capital base smaller than Marqeta
      • Card-issuing-only focus (not full BaaS)
      • Enterprise scalability still proving
      • US-only geographic coverage

      Pricing tiers

      partial
      • Standard
        Per-transaction + monthly minimums
        Quote
      • Enterprise
        Volume pricing
        Quote
      Watch for
      • · Per-transaction interchange share

      Key features

      • +Modern card-issuing API
      • +Tokenization (Apple Pay, Google Pay)
      • +Card-controls (merchant restrictions, spend limits)
      • +Developer-friendly documentation
      • +PCI DSS compliance
      • +Affordable SMB pricing
      • +Card-program-management
      • +Privacy.com consumer brand
      40+ integrations
      VisaMastercardStripePlaidPersonaAlloy
      Geography
      North America
      #5

      Synctera

      Multi-bank BaaS platform with strong compliance focus and post-Synapse positioning.

      Founded 2020 · Palo Alto, CA · private · 30-500 employees
      G2 4.5 (60)
      Capterra 4.5
      Custom quote
      ○ Sales call required
      Visit Synctera

      Synctera launched 2020 (founder Peter Hazlehurst ex-Uber Money) and closed a $33M Series A 2021 led by Lightspeed Venture Partners + Fin Capital. The platform serves modern fintech with multi-bank-sponsor optionality and a compliance-first positioning that emphasized post-Synapse-shakeout regulatory resilience. Wins on multi-bank diversity and post-2023 BaaS-shakeout positioning. Loses on capital base versus Unit and Marqeta.

      Best for

      Modern fintech wanting multi-bank diversity with strong compliance posture.

      Worst for

      Pure card-issuing buyers (Marqeta + Lithic fit better); EU/UK fintech.

      Strengths

      • Multi-bank-sponsor optionality
      • Strong compliance focus and post-Synapse positioning
      • Modern API and developer documentation
      • Comprehensive BaaS surface
      • Founder-led with consistent strategy
      • Strong Lightspeed + Fin Capital backing

      Weaknesses

      • Capital base smaller than Unit and Marqeta
      • US-only geographic coverage
      • Pricing opacity
      • Sales motion still building

      Pricing tiers

      opaque
      • Standard
        Per-transaction + monthly minimums
        Quote
      • Enterprise
        Custom pricing
        Quote
      Watch for
      • · Sponsor-bank fees pass-through
      • · Compliance services priced separately

      Key features

      • +Multi-bank-sponsor architecture
      • +Accounts + cards + payments + lending
      • +Strong compliance infrastructure
      • +Modern API and SDKs
      • +KYC/KYB compliance
      • +ACH/wire/check payment rails
      • +Card-issuing with controls
      • +Strong reporting and analytics
      40+ integrations
      PlaidPersonaAlloySardineStripeIncrease
      Geography
      North America
      #6

      Stripe Issuing

      Stripe-bundled card issuing for existing Stripe customers.

      Founded 2018 · San Francisco, CA · private · 20-10,000 employees
      G2 4.5 (280)
      Capterra 4.5
      From $0 /mo
      ● Transparent pricing
      Visit Stripe Issuing

      Stripe Issuing launched 2018 within the Stripe ecosystem. The product serves existing Stripe customers wanting bundled card issuing without integrating a separate BaaS vendor. Wins on Stripe-customer-default positioning and bundled simplicity. Loses on standalone-buyer value (only fits Stripe customers) and pure-card-issuing-feature depth versus Marqeta + Lithic.

      Best for

      Existing Stripe customers wanting bundled card issuing without separate BaaS integration.

      Worst for

      Pure card-issuing at enterprise scale (Marqeta + Lithic fit better); non-Stripe customers.

      Strengths

      • Stripe-bundled card issuing for existing Stripe customers
      • Modern API consistent with broader Stripe ecosystem
      • Tokenization (Apple Pay, Google Pay)
      • Strong developer experience
      • Affordable for low-volume programs
      • Multi-region support

      Weaknesses

      • Standalone-buyer value weak; only fits Stripe customers
      • Pure-card-issuing-feature depth versus Marqeta + Lithic lower
      • Card-control depth less than dedicated platforms
      • Sponsor-bank model less transparent

      Pricing tiers

      public
      • Standard
        Per-transaction fees; volume tiers
        $0 /mo
      Watch for
      • · Per-transaction interchange share
      • · Card-program-management fees

      Key features

      • +Stripe-bundled card issuing
      • +Modern API consistent with Stripe ecosystem
      • +Tokenization (Apple Pay, Google Pay)
      • +Card-controls (basic)
      • +Multi-region support
      • +Strong developer experience
      • +Affordable for low-volume programs
      • +Integration with broader Stripe payments + billing
      200+ integrations
      Stripe PaymentsStripe BillingStripe ConnectStripe TreasuryPlaidVisaMastercard
      Geography
      Global (Stripe-supported)
      #7

      Highnote

      Modern card-issuing with advanced controls; Series B 2022.

      Founded 2020 · San Francisco, CA · private · 30-1,000 employees
      G2 4.5 (80)
      Capterra 4.5
      Custom quote
      ◐ Partial disclosure
      Visit Highnote

      Highnote launched 2020 (founder John MacIlwaine ex-Marqeta) and closed a $54M Series B Apr 2022 led by Adams Street Partners + Oak HC/FT. The platform serves modern fintech with card-issuing + advanced controls + commercial-card support. Wins on advanced card-controls and founder pedigree from Marqeta. Loses on capital base and brand mindshare versus Marqeta + Lithic.

      Best for

      Modern fintech wanting card-issuing with advanced controls and commercial-card support.

      Worst for

      Enterprise card programs (Marqeta fit better); SMB on tight budget (Lithic + Stripe Issuing fit better).

      Strengths

      • Modern card-issuing with advanced controls
      • Founder pedigree from Marqeta (John MacIlwaine)
      • Commercial-card support
      • Strong developer documentation
      • Tokenization (Apple Pay, Google Pay)
      • Series B-funded with healthy runway

      Weaknesses

      • Capital base smaller than Marqeta
      • Brand mindshare versus Marqeta + Lithic lower
      • Smaller installed base
      • US-only geographic coverage

      Pricing tiers

      partial
      • Standard
        Per-transaction + monthly minimums
        Quote
      • Enterprise
        Volume pricing
        Quote
      Watch for
      • · Per-transaction interchange share
      • · Implementation services priced separately

      Key features

      • +Modern card-issuing API
      • +Advanced card-controls (real-time decisioning)
      • +Commercial-card support
      • +Tokenization (Apple Pay, Google Pay)
      • +Strong developer documentation
      • +PCI DSS compliance
      • +Card-program-management
      • +Multi-tenant support
      35+ integrations
      VisaMastercardPlaidPersonaAlloy
      Geography
      North America
      #8

      Increase

      Modern API-first bank-rails platform for cloud-native businesses.

      Founded 2020 · New York, NY · private · 20-500 employees
      G2 4.6 (60)
      Capterra 4.6
      Custom quote
      ◐ Partial disclosure
      Visit Increase

      Increase launched 2020 (founder Garrett Koonce ex-Stripe) and closed a Series A 2021 led by Box Group. The platform serves modern cloud-native businesses with modern API-first ACH/wire/check rails. Wins on modern developer experience and direct bank-API model. Loses on capital base and pure-card-issuing absence (specializes in payment rails, not cards).

      Best for

      Modern cloud-native businesses wanting API-first bank-rails platform.

      Worst for

      Card-issuing buyers (Marqeta + Lithic + Stripe Issuing fit better); EU/UK businesses.

      Strengths

      • Modern API-first bank-rails platform
      • ACH/wire/check + RTP payment rails
      • Modern developer experience
      • Founder pedigree from Stripe
      • Strong API documentation
      • Compliance focus

      Weaknesses

      • Pure-card-issuing absent (specializes in rails not cards)
      • Capital base smaller than peers
      • Brand mindshare in BaaS procurement defaults lower
      • US-only geographic coverage

      Pricing tiers

      partial
      • Standard
        Per-transaction with volume tiers
        Quote
      Watch for
      • · Per-transaction fees on ACH/wire/check
      • · Sponsor-bank fees pass-through

      Key features

      • +Modern API-first bank rails
      • +ACH/wire/check + RTP payment rails
      • +Strong developer documentation
      • +Compliance focus
      • +Direct bank-API model
      • +Real-time payment monitoring
      • +Sandbox environment for development
      • +Webhooks and event streaming
      30+ integrations
      PlaidPersonaAlloyStripeUnitTreasury Prime
      Geography
      North America
      #9

      Bond (Visa)

      Visa-acquired BaaS platform; post-acquisition integration in progress.

      Founded 2019 · San Francisco, CA · public · 50-5,000 employees
      G2 4.0 (80)
      Capterra 4.1
      Custom quote
      ○ Sales call required
      Visit Bond (Visa)

      Bond was founded 2019 and acquired by Visa November 2023 (terms undisclosed). The platform serves modern fintech with BaaS infrastructure and is being integrated into Visa Direct + Visa Embedded Solutions. Wins on Visa-backing post-acquisition. Loses on post-acquisition integration uncertainty and customer-disclosure friction during the integration phase.

      Best for

      Modern fintech wanting Visa-backed BaaS with global network access.

      Worst for

      Buyers wary of post-acquisition trajectory; Unit + Treasury Prime + Synctera offer more clarity.

      Strengths

      • Visa-backing post-November 2023 acquisition
      • Multi-bank-sponsor optionality
      • Modern API and SDKs
      • Comprehensive BaaS surface
      • Integration with Visa Direct + Visa Embedded Solutions in progress
      • Global Visa network access

      Weaknesses

      • Post-acquisition integration uncertainty
      • Customer-disclosure friction during integration phase
      • Roadmap uncertain pending Visa product strategy
      • Bond brand may be retired

      Pricing tiers

      opaque
      • Standard
        Per-transaction + monthly minimums
        Quote
      • Visa Embedded Solutions
        Custom pricing
        Quote
      Watch for
      • · Visa network fees
      • · Implementation services priced separately

      Key features

      • +BaaS infrastructure
      • +Multi-bank-sponsor optionality
      • +Visa Direct integration
      • +Visa Embedded Solutions roadmap
      • +Modern API and SDKs
      • +KYC/KYB compliance
      • +Card-issuing with controls
      • +Global Visa network access
      50+ integrations
      Visa DirectVisa Embedded SolutionsPlaidPersonaAlloy
      Geography
      Global (Visa network)
      #10

      Solid (status note)

      Defunct as of May 2024 post-FDIC consent order; included for historical context.

      Founded 2018 · Palo Alto, CA · private · 0 employees
      G2 2.8 (40)
      Capterra 3.0
      Custom quote
      ○ Sales call required
      Visit Solid (status note)

      Solid (formerly Wise) launched 2018 and shut down operations May 2024 following FDIC consent orders against its sponsor banks (Evolve Bank and Trust) and downstream regulatory pressure. Customers were migrated to alternative BaaS providers (Unit, Treasury Prime, Synctera). We include Solid here for historical context: it illustrates the 2023-2024 BaaS shakeout that reshaped the category. Buyers evaluating BaaS in 2026 should treat the Solid collapse as a structural case study in sponsor-bank-concentration risk.

      Best for

      Historical reference only; do not select Solid for new deployments.

      Worst for

      New buyers (Unit + Treasury Prime + Synctera + Marqeta fit; Solid is not available).

      Strengths

      • Historical case study in BaaS risks
      • Modern API and developer experience (when operating)
      • Founder-led pre-shutdown

      Weaknesses

      • Defunct as of May 2024; do not buy
      • Sponsor-bank-concentration risk realized
      • Customer migrations to Unit + Treasury Prime + Synctera ongoing
      • Brand and assets effectively wound down

      Pricing tiers

      opaque
      • N/A
        Service discontinued May 2024
        Quote
      Watch for
      • · N/A

      Key features

      • +Historical: modern API-first BaaS
      • +Historical: card-issuing + accounts + payments
      • +Service discontinued May 2024
      0+ integrations
      Geography
      Historical: North America
      Buying guide

      8 steps to pick the right embedded finance and banking-as-a-service (baas)

      1. 1
        1. Define primary use case

        Full BaaS (accounts + cards + payments + lending): Unit, Treasury Prime, Synctera. Card-issuing at scale: Marqeta. Modern card-issuing for fintech: Lithic, Highnote, Stripe Issuing. Bank rails only: Increase. Visa-bundled: Bond Visa.

      2. 2
        2. Probe sponsor-bank diversification

        Ask each vendor specifically: how many sponsor banks do you use, what is each sponsor bank consent-order status, what is your multi-bank-sponsor strategy. Unit, Treasury Prime, Synctera lead. Single-sponsor BaaS = elevated platform-dependency risk.

      3. 3
        3. Stress-test compliance posture

        Request vendor documentation of: post-Synapse compliance audit, KYC/KYB integration breadth, sponsor-bank consent-order exposure, FDIC/OCC examination context. Compliance-first vendors (Synctera, Treasury Prime) deliver more rigor.

      4. 4
        4. Stress-test pricing past the first band

        Get pricing quotes that model your customer count and transaction volume at 12, 24, 36 months. Marqeta interchange-share complexity, Visa Bond integration uncertainty, and sponsor-bank-fee-passthrough are the biggest budget surprises.

      5. 5
        5. Test the implementation timeline against compliance setup

        Quick implementations: Stripe Issuing (2-6 weeks), Lithic + Increase (6-12 weeks). Standard: Highnote, Unit, Treasury Prime, Synctera (8-16 weeks). Heavy: Marqeta (12-24 weeks for enterprise card programs).

      6. 6
        6. Test the developer experience before signing

        Request sandbox access. Test API documentation, SDK quality, webhook reliability. Stripe Issuing + Lithic + Unit + Increase lead on developer experience; Marqeta + Bond Visa are competitive at enterprise scale.

      7. 7
        7. Validate the regulatory roadmap

        Ask vendors about: stablecoin integration roadmap, MiCA/GENIUS Act preparation, sponsor-bank examination posture, post-Synapse customer-protection commitments. Compliance roadmap clarity is increasingly differentiating.

      8. 8
        8. Budget sponsor-bank fees + compliance services separately

        Platform subscription is 40-60% of true total cost in year one. Add sponsor-bank fees (5-20% of platform cost typical), KYC/KYB vendor fees ($5K-$50K), and compliance services ($10K-$100K). Enterprise card programs (Marqeta) add per-transaction interchange-share variability.

      Frequently asked questions

      The questions buyers actually ask before they sign a embedded finance and banking-as-a-service (baas) contract.

      What is BaaS and why does sponsor-bank diversity matter?
      BaaS (Banking-as-a-Service) platforms (Unit, Treasury Prime, Synctera, Bond Visa) provide infrastructure for non-bank companies to embed banking products (accounts, cards, payments, lending) into their products. Sponsor banks (Cross River, Pacific West, Sutton, Thread, Choice Bank, others) actually hold customer deposits and issue the products; BaaS platforms sit between the customer-facing fintech and the sponsor bank. Sponsor-bank concentration risk realized dramatically in 2023-2024: FDIC and OCC consent orders against multiple sponsor banks reshaped the segment. Multi-bank-sponsor diversity (Unit, Treasury Prime, Synctera) materially reduces platform-dependency risk versus single-sponsor BaaS (Solid, Synapse-era model).
      What happened to Synapse and Solid?
      Synapse Financial Technologies (one of the earliest BaaS platforms) collapsed April 2024 after disputes with Evolve Bank and Mercury, leaving 200,000+ end-user accounts frozen for months. Solid (formerly Wise) shut down May 2024 following sponsor-bank consent orders and regulatory pressure. Bond was acquired by Visa November 2023. These three events reshaped BaaS buying: multi-bank-sponsor diversity, regulatory resilience, and post-Synapse compliance posture are now table stakes for 2026 selection.
      Unit vs Treasury Prime vs Synctera, which one wins?
      For modern fintech building banking products at scale with comprehensive BaaS surface: Unit wins on capital base ($1.2B 2022) and modern API. For multi-bank-API direct integration with strong compliance focus: Treasury Prime wins (10+ sponsor banks). For multi-bank diversity with explicit compliance-first positioning: Synctera wins. All three survived the 2023-2024 BaaS shakeout and are credible choices in 2026.
      How much should I budget for BaaS software?
      SMB fintech (20-100 customers): $24K-$78K/year (Increase Standard, Lithic Standard, Stripe Issuing low-volume). Mid-market fintech (100-1000 customers): $95K-$280K/year (Synctera Standard, Treasury Prime Standard, Lithic Pro). Upper-mid-market fintech (1000-5000 customers): $280K-$480K/year (Unit Standard, Treasury Prime Enterprise, Synctera Enterprise). Enterprise card-issuing (Marqeta Block-class): $880K+/year. Add sponsor-bank fees pass-through and compliance services separately.
      What is the FDIC/OCC consent order context?
      FDIC and OCC have issued consent orders against multiple sponsor banks 2023-2025 over BaaS compliance failures: Cross River Bank (March 2023), Blue Ridge Bank (April 2023), Evolve Bank and Trust (June 2024 in connection with Synapse), Choice Bank (2024). Consent orders typically restrict new BaaS partnerships, require remediation programs, and slow operations during compliance review. Modern BaaS buyers should ask vendors specifically: which sponsor banks are you using, what is each sponsor bank consent-order status, what is your multi-bank-sponsor diversification strategy.
      What does stablecoin integration mean for BaaS?
      Stablecoin integration is increasingly part of BaaS roadmaps post-2024. Stripe acquired Bridge October 2024 for $1.1B to integrate stablecoin rails. Unit, Treasury Prime, Synctera have announced stablecoin payment-rail integrations through 2025-2026. The GENIUS Act (US Senate stablecoin bill 2025) and MiCA (EU 2024) provide regulatory clarity that accelerates BaaS-stablecoin integration. Crypto and stablecoin payments are covered separately in our Crypto Payments ranking.
      Card-issuing only vs full BaaS, which fits when?
      For pure card-issuing programs at scale (Cash App, Klarna, Affirm, Uber): Marqeta is the dominant choice. For modern fintech wanting bundled card + accounts + payments + lending: full BaaS platforms (Unit, Treasury Prime, Synctera) fit better. For Stripe-anchored businesses adding card-issuing: Stripe Issuing is the obvious bundled choice. For SMB fintech wanting modern API-first card-issuing at affordable pricing: Lithic.
      How long does BaaS implementation take?
      Stripe Issuing: 2-6 weeks (existing Stripe customers). Lithic: 6-12 weeks. Increase: 6-12 weeks. Highnote: 8-16 weeks. Unit: 8-16 weeks. Treasury Prime: 8-16 weeks. Synctera: 8-16 weeks. Marqeta: 12-24 weeks for enterprise card programs. Plan implementation as a compliance + product + engineering collaboration; KYC/KYB compliance setup is typically the gating step.
      What about KYC and KYB compliance vendors?
      BaaS platforms typically integrate with specialized KYC (Know Your Customer) and KYB (Know Your Business) compliance vendors: Persona, Alloy, Sardine, Socure (covered in our Identity Verification ranking). Most BaaS platforms ship with pre-built integrations to one or more KYC/KYB vendors. The depth of integration and number of options is a meaningful differentiator: Unit, Treasury Prime, and Synctera have the deepest KYC/KYB integration ecosystems.
      Is there an EU equivalent to US BaaS platforms?
      European BaaS is dominated by different players: Solarisbank (Solaris SE), Treezor (Societe Generale), Modulr, Bunq Business. The US BaaS players (Unit, Treasury Prime, Synctera, Marqeta) primarily serve US-anchored fintech and have limited EU coverage. For EU-anchored fintech, evaluate Solarisbank or Modulr as alternatives. Stripe Issuing supports global card-issuing through Stripe-supported geographies.

      Glossary

      BaaS (Banking-as-a-Service)
      Platform model where non-bank companies embed banking products (accounts, cards, payments, lending) into their products via a BaaS vendor that intermediates sponsor-bank relationships.
      Sponsor bank
      Chartered bank that holds customer deposits and issues banking products on behalf of a BaaS platform. Examples: Cross River Bank, Pacific West Bank, Sutton Bank, Thread Bank, Bancorp Bank.
      Multi-bank-sponsor optionality
      BaaS platform architecture supporting multiple sponsor banks. Reduces customer concentration risk if a single sponsor bank receives FDIC/OCC consent orders. Unit, Treasury Prime, Synctera lead on this dimension.
      Card issuing
      Process of creating, provisioning, and managing payment cards (debit, credit, prepaid) for end customers. Marqeta, Lithic, Highnote, Stripe Issuing specialize in this.
      Tokenization
      Process of replacing card numbers with tokens (Apple Pay, Google Pay, Samsung Pay) for security. Required for modern card-issuing.
      KYC/KYB
      Know Your Customer (KYC) and Know Your Business (KYB) compliance processes. Required for BaaS platforms. Persona, Alloy, Sardine, Socure are leading KYC/KYB vendors.
      Interchange
      Fee paid by merchants to card-issuing banks each time a card is used. Card-issuing platforms typically take a share of interchange as their primary revenue.
      Stablecoin
      Cryptocurrency pegged to a fiat currency (typically USD) for stability. USDC (Circle), USDT (Tether) are the dominant stablecoins. Increasingly integrated into BaaS payment rails.
      Consent order
      Regulatory action by FDIC, OCC, or other regulators requiring a bank to remediate compliance failures. 2023-2025 has seen multiple consent orders against BaaS sponsor banks.
      MiCA (Markets in Crypto-Assets Regulation)
      EU regulation entered into force 2024 governing crypto-asset issuance, market abuse, and operational requirements. Affects BaaS-stablecoin integration in EU.
      GENIUS Act
      US Senate stablecoin regulation bill (2025) providing federal framework for stablecoin issuance and reserves. Affects US BaaS-stablecoin integration.
      Synapse collapse
      April 2024 collapse of Synapse Financial Technologies leaving 200,000+ end-user accounts frozen. Major industry case study in BaaS sponsor-bank concentration risk.

      Final word

      See the full intelligence profile for any product on this page, including verified pricing, vendor trust scores, and review patterns. Browse the Embedded Finance and Banking-as-a-Service (BaaS) category page →

      Last updated 2026-05-10. Pricing data is reverified quarterly. Found something inaccurate? Tell us.