Buy Now Pay Later
Variants seen in the corpus:
BNPLBuy Now Pay Later
Providers using this tag (74)
Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.
Strong 6 Solid coverage with minor gaps
Developing 18 Usable, with meaningful gaps to close
Thin 17 Limited public surface area
Emerging 12 Early or largely undocumented
APIs with this tag (23)
Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →
Exemplar 1 Complete, well-documented, and agent-ready
Strong 1 Solid coverage with minor gaps
Developing 3 Usable, with meaningful gaps to close
Worldpay APMs APIAccept alternative payment methods including eWallets, bank transfers, direct debits, local card schemes, a...Klump APIThe Klump REST API lets a merchant verify transactions, sync commerce product catalogs, create Klump Access...Sunbit Partner APIServer-to-server REST API for Sunbit partners and SaaS platforms. Covers pre-qualification links, "As Low A...
Thin 10 Limited public surface area
Bread Pay APIThe Bread Pay API enables merchants to integrate installment financing options into online and in-store che...BreadPay Platform APINext-generation Bread Pay REST API for managing buyers, merchant accounts, personalized payment options and...Paidy CheckoutJavaScript-based checkout integration that enables consumers to authenticate with Paidy and authorize payme...CyberSource Unified Checkout APIPre-built, customizable payment acceptance widget supporting multiple payment methods from a single integra...Zip Global Merchant APIThe Zip Global Merchant API provides checkout, charge, capture, refund, and cancellation operations for mer...Affirm Checkout APIInitialize and authorize Affirm checkout flows for online merchants.Lead Bank Lend APIEmbedded-credit API supporting term loans, revolving lines of credit, in-app financing, and buy-now-pay-lat...Kueski Pay Merchant Orders APIThe merchant-facing Kueski Pay order API used by the first-party e-commerce plugins. It validates merchant ...Kueski Pay Widget Configuration APIThe HTTP API behind the Kueski Pay merchant widgets. The widgets.js library authenticates with the merchant...Perpay Marketplace Checkout APIInternal REST API that powers checkout on the Perpay Marketplace. Handles product ordering, spending-limit ...
Emerging 7 Early or largely undocumented
Addi Credit & Checkout APIREST API that lets e-commerce merchants create Addi buy-now-pay-later credit applications at checkout. Auth...Aplazo Merchant Payment APIREST API for merchants to originate Aplazo installment loans at checkout, retrieve loan status, and process...Jifiti Buy Now Pay Later APIJifiti's Buy Now Pay Later API enables merchants and lenders to offer split payment and consumer financing ...Hokodo BNPL APIHokodo's B2B Buy Now, Pay Later REST API. Create companies and customers, request credit offers, place orde...Stere Pay Later APIStere Pay Later is a buy-now-pay-later gateway that lets insurers and distribution partners offer policyhol...Limepay CheckoutEmbeddable, customisable checkout that merchants drop into a web store (with plugins for WooCommerce, Magen...Limepay Payments APIREST API for accepting and managing card and BNPL payments — create and pay orders, capture or void authori...
Minimal 1 Almost no public developer surface
Companies reaching this through an API (4)
These companies publish an API, specification or operation carrying “Buy Now Pay Later” but do not classify their business under it. Listed unranked and kept out of the count above, because one tagged operation is not a statement about what a company does.
Score breakdown
Frequency
54.1
log-scaled weighted occurrences
Breadth
1.9
spread across providers
Quality lift
37.1
mean composite of providers using it
Cohesion
10.3
strength of nearest seed neighbor
Where this tag sits
Related tags
Installments 9 co-occurrences
Checkout 27 co-occurrences
Consumer Credit 8 co-occurrences
Embedded Finance 20 co-occurrences
Lending 33 co-occurrences
Refunds 13 co-occurrences
Digital Wallet 8 co-occurrences
United Arab Emirates 6 co-occurrences
Where this tag comes from
Provider tag74
Api tag23
Cohort brief
Auto-generatedThe 72 providers in the APIs.io catalog tagged Buy Now Pay Later, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.
Providers
72
all scored
Mean Kin Score
30.9
+8.0 vs catalog 22.9
Mean Agent Readiness
18.3
+6.4 vs catalog 11.9
Spread
2.8–77.1
median 34.5 · σ 18.4
How the 72 split by band
Exemplar 2Strong 6Developing 18Thin 17Emerging 12Minimal 17
Facet averages, against the whole catalog
| Facet | This cohort | Catalog | Difference | Scored |
|---|---|---|---|---|
| Developer Ergonomics | 36.8 | 23.2 | +13.6 | 72 |
| Contract Quality | 28.5 | 17.6 | +10.9 | 72 |
| Discoverability | 64.4 | 58.1 | +6.3 | 72 |
| Access Clarity | 31.8 | 26.5 | +5.3 | 72 |
| Operational Transparency | 17.9 | 13.7 | +4.2 | 72 |
| Contract Governance | 8.3 | 6.3 | +2 | 72 |
A facet is averaged over the members that carry it, not over the whole cohort — the “Scored” column is that count. Averaging an absent facet as zero would score our own coverage gaps as the providers’ posture.
What this cohort publishes
| Artifact | This cohort | Catalog | Difference |
|---|---|---|---|
| MCP server (any) | 8% | 14% | -6 |
| MCP server (first-party) | 8% | 12% | -4 |
| Agent Skills | 0% | 0% | 0 |
| OAuth scopes | 7% | 11% | -4 |
| Security | 100% | 98% | +2 |
| Arazzo workflows | 7% | 2% | +5 |
| Governance rules | 19% | 14% | +5 |
mcp_pct counts any mcp/ artifact including ones API Evangelist derived from the provider OpenAPI; mcp_first_party_pct counts only servers the provider publishes. Prefer the latter.
Top by Kin Score
- 1 Tabby 77.1
- 2 Klarna 71.8
- 3 Citizens Financial Group 61.6
- 4 Cash App 58.3
- 5 Paymob 57.5
- 6 Koin 54.6
- 7 Fintecture 54.5
- 8 Scalapay 54.5
- 9 Splitit 52.5
- 10 Conekta 52
Top by Agent Readiness
- 1 Paymob 47.6
- 2 Klarna 46.5
- 3 ChargeAfter 45.9
- 4 Cash App 41.1
- 5 Tabby 40.6
- 6 Bread Financial 39.6
- 7 Uzum 38.7
- 8 ShopBack 37.2
- 9 Credilinq.ai 37.2
- 10 Scalapay 36.8
All 74 members of this roster resolve to a scored provider in
the catalog.Generated from the catalog build of
5 October 2026, across 29093
providers, using the same computation served by the
APIs.io cohort API. Briefs are published for rosters of
5 or more scored providers; below that a distribution is not meaningful.
Work with this as data
Every tag here is available over the APIs.io API and to AI agents over MCP.