Providers using this tag (17)
Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.
Exemplar 3 Complete, well-documented, and agent-ready
StripeOnline payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce f...Hint HealthHint Health is the leading direct primary care (DPC) technology platform, powering thousands of DPC practic...PaystackPaystack is an African payment processor (acquired by Stripe in 2020) that lets businesses accept payments ...
Strong 4 Solid coverage with minor gaps
FronteggFrontegg is a customer identity and access management (CIAM) platform for B2B SaaS. It provides self-serve ...ALTRALTR is a unified data security platform that discovers, classifies, masks, tokenizes and monitors sensitiv...TowerTower is a Python-native data flow orchestrator and fully-managed data backend for pipelines, agents, and d...QuotaPathQuotaPath is a sales commission tracking and compensation management platform that helps revenue, finance, ...
Developing 7 Usable, with meaningful gaps to close
CertifyosCertify (operating as CertifyOS, certifyos.com) is a New York-based healthcare provider data platform that ...BrowserStackBrowserStack provides instant access to 3500+ real mobile devices and desktop browsers for testing web and ...UniswapUniswap is the world's leading decentralized exchange (DEX) protocol, enabling permissionless token swaps o...MastercardMastercard is a global technology company in the payments industry, providing APIs for payment processing, ...BoldSignBoldSign is an e-signature platform built by Syncfusion that provides a REST API for sending documents for ...ShareworksShareworks by Morgan Stanley is an equity compensation management platform offering REST APIs for managing ...CerbosCerbos is an open-core, language-agnostic, scalable authorization platform that decouples access control fr...
Thin 1 Limited public surface area
APIs with this tag (17)
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 3 Complete, well-documented, and agent-ready
Strong 4 Solid coverage with minor gaps
Frontegg WebhooksAsyncAPI 2.6 description of Frontegg's outbound webhook surface. Covers authentication, MFA, user lifecycle...ALTR Plan APIOperations related to the features the organization hasTower Plan APIThe Plan API from Tower — 1 operation(s) for plan.QuotaPath plan APIThe plan API from QuotaPath — 1 operation(s) for plan.
Developing 7 Usable, with meaningful gaps to close
Certifyos Plan APIAPIs for managing plan entitiesBrowserStack Plan APIOperations describing the current Automate subscription plan and capacity.Uniswap Plan APIThe Plan API from Uniswap — 2 operation(s) for plan.Mastercard Plan APIThe Plan API from Mastercard — 2 operation(s) for plan.BoldSign Plan APIThe Plan API from BoldSign — 1 operation(s) for plan.Shareworks Plan APIThe Plan API from Shareworks — 1 operation(s) for plan.Cerbos Plan APIGenerate query plans for resource filtering.
Thin 1 Limited public surface area
Score breakdown
Frequency
41.4
log-scaled weighted occurrences
Breadth
0.5
spread across providers
Quality lift
60.3
mean composite of providers using it
Cohesion
1.6
strength of nearest seed neighbor
Related tags
Application 6 co-occurrences
Subscription 5 co-occurrences
User 10 co-occurrences
Account 5 co-occurrences
Event 5 co-occurrences
Authentication 7 co-occurrences
Webhook 5 co-occurrences
Company 5 co-occurrences
Where this tag comes from
Api tag16
Openapi tag13
Openapi op tag31
Asyncapi tag1
Work with this as data
Every tag here is available over the APIs.io API and to AI agents over MCP.
MCP server
One button, every client — Claude, Cursor, VS Code and the rest.
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.
Call it yourself
curl for this page
This tag
curl "https://apis.io/api/v1/tags/plan"
All tags
curl "https://apis.io/api/v1/tags?limit=25"
As a scored cohort
curl "https://apis.io/api/v1/cohorts/tag/plan"
The distribution (Pro)
curl "https://apis.io/api/v1/cohorts/tag/plan/stats" \
-H "X-API-Key: $APIS_IO_KEY"
Discovery needs no key. Ratings and market analysis are Pro.