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 8 Complete, well-documented, and agent-ready

Shopify POS UI Extensions APIPOS UI extensions enable app developers to build custom functionality for Shopify Point of Sale. Extensions...83.9 Stripe Terminal APIUse Stripe Terminal to accept in-person payments and extend Stripe payments to your point of sale.81.6 Lightspeed Golf (Chronogolf) Partner APIPartner REST API for Lightspeed Golf, the Chronogolf tee-sheet and golf course management platform Lightspe...78.8 Lightspeed Restaurant O-Series (Kounta) APIREST API for Lightspeed Restaurant O-Series, the Kounta hospitality point-of-sale platform Lightspeed acqui...78.8 Lightspeed Retail R-Series APIREST API for Lightspeed Retail R-Series (formerly Vend) providing access to sales, inventory, customers, pr...78.8 Avalara Tax Content for Retail Configuration APIThe Avalara Tax Content for Retail Configuration API automates tax content delivery for brick-and-mortar bu...70.9 Punchh Point Of Sale APIThe Point Of Sale API from Punchh — 8 operation(s) for point of sale.68.8 Punchh POS APIPunchh provides robust APIs for integrating POS (Point-of-Sale) terminals with its back end. The integratio...68.8

Strong 6 Solid coverage with minor gaps

Olo POS Interface (OloCloud)The Olo POS Interface Specification (commonly OloCloud) is the contract POS vendors implement to make their...61.0 Omnivore POS APIOmnivore (acquired by Olo in 2019) is a universal POS API that abstracts 12+ point-of-sale systems behind a...61.0 Mews POS APIAPI for Point-of-Sale systems to integrate with Mews — provides real-time visibility into F&B operations in...60.1 Barclaycard Smartpay Connect APIBarclaycard Smartpay Connect (v1.33.0) integrates card payment terminals and point-of-sale systems with Bar...56.6 Paymentsense Connect WebSockets APIDocumented WebSockets interface for the Connect platform, offering an event-driven alternative to the REST ...55.1 Uber Eats Order APIThe Order API suite handles inbound Uber Eats orders, including order accept/deny, status updates, item-lev...54.3

Developing 9 Usable, with meaningful gaps to close

Xentral Point Of Sale APIPoint Of Sale (POS) endpoints.53.5 Oracle CrowdTwist Commerce (POS) APIThe point-of-sale side of CrowdTwist, served from a separate templated host. Purchase posts a receipt with ...52.4 Convertedin Loyalty & POS Integration APIA second merchant-implemented contract, aimed at loyalty and point-of-sale vendors. GET endpoints for /api/...49.3 Dynamics 365 Commerce APIAPI for managing e-commerce operations, retail stores, omnichannel commerce, and customer experiences.48.2 Mercado Pago Point API (POS)Integrates merchant systems with Mercado Pago Point card readers for in-person payments. Push an amount to ...48.1 Oracle Retail Xstore Point of Service APIOracle Retail Xstore Point of Service provides APIs for store operations including transactions, inventory ...48.0 Codat Sync for Commerce APIThe Codat Sync for Commerce API automatically replicates and reconciles sales data from merchant point-of-s...42.6 Acquiring Processor - Terminal API (TAPI)Terminal API (TAPI, v2) for integrating physical payment terminals with Tribe's acquiring-processor platfor...40.8 Omniful, Inc. POS APIThe POS API from Omniful, Inc. — 2 operation(s) for pos.39.5

Thin 22 Limited public surface area

BTCPay Server Point of Sale APIPoint of Sale operations39.2 GoBiz Partner Integration APIThe GoBiz Partner Integration API is Gojek's merchant-side REST API. It covers outlet information and outle...38.7 Crunchtime Inventory & Labor APIThe Crunchtime Inventory & Labor API is a REST/JSON web-services API for integrating restaurant back-office...38.6 Acorn Finance Partner APIThe Acorn Finance partner REST API. Basic-authenticated JSON endpoints on api.acornfinance.com let point-of...38.5 Wolt Order / Marketplace APIReceive and fulfill consumer marketplace orders in a POS/in-store system: accept, reject, mark ready, mark ...37.9 Payment ProcessingAccept cashless payments through the Seed API — debit and credit cards, mobile and digital wallets, and NFC...37.7 Zip NZ In-Store APIThe Zip New Zealand In-Store API enables point-of-sale merchants to create, commit, cancel, rollback, and q...35.6 Poynt Cloud APIThe Poynt Cloud API lets developers manage a merchant business's orders, transactions, customers, products,...35.4 Circana Complete Market APIComplete Market provides robust POS measurement for in-store and online sales with fulfillment type breaks ...34.1 Capital One In-Store Credit Card Payments APIThe Capital One In-Store Credit Card Payments API lets merchants process Capital One credit card payments d...33.5 Capital One POS Credit Card Application APIThe Capital One POS Credit Card Application API lets merchants embed a Capital One credit card application ...33.5 RoomKeyPMS POS APIPoint-of-sale guest lookup and folio charge posting.33.2 Cielo LIO Remote Integration APIThe Cielo LIO (now Cielo Smart) Remote Integration API lets ERP and commercial-automation systems drive pay...32.7 PhonePe Integrated EDC SolutionIntegration with PhonePe's EDC (Electronic Data Capture / POS) terminals, allowing merchant systems to push...30.3 Grab POS APIThe Grab POS API integrates physical point-of-sale terminals with GrabPay for in-store payment acceptance, ...29.9 GrabFood APIThe GrabFood API lets merchant POS / SaaS partners receive, acknowledge, and fulfill GrabFood orders, manag...29.9 Popmenu IntegrationsPopmenu integrates with popular restaurant, ordering, delivery, reservation, and marketing applications inc...29.8 Getnet App2App In-Store IntegrationInter-app integration that lets a merchant's mobile or terminal app hand off a transaction to the Getnet pa...28.1 Getnet Host-to-Host Terminal IntegrationDirect host-to-host terminal connectivity for back-of-house systems (PDV, ERP, automation gateways) that or...28.1 Getnet Integrated POSPOS-system integration model where the Getnet terminal is driven from a merchant point-of-sale or PDV stack...28.1 GoBiz Merchant PlatformGoBiz is the merchant operating platform for restaurants and retailers selling through GoFood and Gojek's o...27.5 Moka POS PlatformMoka is GoTo Financial's cloud POS for Indonesian SMBs, acquired in 2020. It exposes integration APIs and w...27.5

Emerging 13 Early or largely undocumented

Neck Hangers APIReturns neck-hanger artwork that distributors and retailers attach to bottles for in-store merchandising an...25.9 Shelf Talkers APIProvides point-of-sale shelf-talker artwork keyed to specific products and promotional periods.25.9 NMI Customer-Present Cloud APIThe NMI Customer-Present Cloud API enables browser-based point-of-sale payment processing without software ...25.8 Revel Systems APIREST API for the Revel Systems iPad POS platform, covering orders, payments, products, inventory, customers...22.0 Revel WebhooksEvent-driven webhook channel that delivers POS events (order finalized, customer created/updated, stock cha...22.0 Weedmaps Menu APIKeep a retailer's Weedmaps menu in sync with their point-of-sale. Retrieve menus and menu items, and create...21.6 Clip PinPad APIDrive a Clip PinPad device (fixed, high-volume terminal) from a merchant's own POS software — initiate card...21.3 Stone Connect APIAPI for connecting point-of-sale systems to Stone payment terminals (maquininhas), enabling merchants to in...20.2 Tabit Orders APIOrder capture and management across Tabit's mobile POS (PAD), online ordering (Order), kiosk, and delivery ...19.9 TurboRater Real-Time Bridge APIHand a completed quote from TurboRater into a downstream point-of-sale, agency management, or website platf...17.4 AstroPay QR Payments APIQR Payments API for in-person and point-of-sale acceptance. Includes a Payment Code API (create, update, st...16.6 Byte by Yum! PlatformByte by Yum! is Yum! Brands' proprietary AI-driven restaurant technology platform delivering digital orderi...15.5 HungryPanda Merchant & Partner APIThe regionally partitioned HTTP API behind the HungryPanda merchant back office (merchant.hungrypanda.co) a...15.1

Companies reaching this through an API (22)

These companies publish an API, specification or operation carrying “Point-of-Sale” 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

66.0

log-scaled weighted occurrences

Breadth

5.2

spread across providers

Quality lift

35.9

mean composite of providers using it

Cohesion

12.5

strength of nearest seed neighbor

Where this tag sits

E-Commerce broader

Where this tag comes from

Provider tag200

Api tag61

Openapi tag3

Openapi op tag6

Cohort brief

Auto-generated

The 190 providers in the APIs.io catalog tagged Point-of-Sale, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers

190

all scored

Mean Kin Score

30.4

+7.5 vs catalog 22.9

Mean Agent Readiness

+6.1 vs catalog 11.9

Spread

0–83.9

median 31.8 · σ 18.8

How the 190 split by band

Exemplar 8Strong 10Developing 44Thin 47Emerging 45Minimal 36

Facet averages, against the whole catalog

Facet	This cohort	Catalog	Difference	Scored
Contract Quality	27.4	17.6	+9.8	190
Developer Ergonomics	32.4	23.2	+9.2	190
Access Clarity	34.2	26.5	+7.7	190
Operational Transparency	20.3	13.7	+6.6	190
Discoverability	62.4	58.1	+4.3	190
Contract Governance	8.1	6.3	+1.8	190

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)	10%	14%	-4
MCP server (first-party)	8%	12%	-4
Agent Skills	0%	0%	0
OAuth scopes	18%	11%	+7
Security	99%	98%	+1
Arazzo workflows	5%	2%	+3
Governance rules	17%	14%	+3

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 Shopify 83.9
2 Stripe 81.6
3 Lightspeed Commerce 78.8
4 Square 75.4
5 Oracle Hospitality 73.4
6 Stax 72.4
7 Punchh 68.8
8 Toast 68.4
9 Adyen 66.1
10 Mindbody 63.4

Work with this as data

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MCP server

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https://apis.io/mcp

Tools for tags

7 MCP tools reach this

find_tagsBrowse and filter every tag in the catalog.
get_cohortThis tag as a scored cohort — every provider carrying it, with scores.
cohort_statsPRO — the distribution across this tag: mean, median, band split, adoption rates.
cohort_rankingsPRO — the leaderboard, on composite AND agent-readiness axes.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This tag

curl "https://apis.io/api/v1/tags/point-of-sale"

All tags

curl "https://apis.io/api/v1/tags?limit=25"

As a scored cohort

curl "https://apis.io/api/v1/cohorts/tag/point-of-sale"

The distribution (Pro)

curl "https://apis.io/api/v1/cohorts/tag/point-of-sale/stats" \
  -H "X-API-Key: $APIS_IO_KEY"

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Point-of-Sale

Providers using this tag (200)

APIs with this tag (58)