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

LinkedIn Talent Solutions APIThe LinkedIn Talent Solutions API provides access to recruiting and talent management capabilities. It enab...74.8

Strong 3 Solid coverage with minor gaps

Zoho RecruitThe Zoho Recruit API provides REST endpoints with JSON format and OAuth2.0 authentication for integrating r...61.9 Eightfold Talent AcquisitionRecruiting product that surfaces candidates by skills, potential, and fit rather than resumes alone, with a...58.1 Affinda Search and Match APIResume search, job description search, and matching across parsed-document indexes. Score candidates agains...54.5

Developing 9 Usable, with meaningful gaps to close

Factorial ATS APIApplicant Tracking surface — Candidates, Applications, Application Phases, Job Postings, Feedback, Evaluati...48.4 Dynamics 365 Human Resources APIAPI for managing human resources operations including employee data, payroll integration, applicant trackin...47.8 Workday Studio Recruiting APIWeb service operations for job postings, candidate management, application tracking, and offer management.46.5 Recruitee Company (ATS) APIREST API for admin-side ATS operations including candidates, offers (job openings), placements, departments...45.9 StackOne Unified ATS API (Legacy)Legacy (no longer in active development; existing functionality remains supported). StackOne Unified ATS AP...45.0 Oracle Fusion Cloud Applications Recruiting APIJob requisitions and candidate management43.9 Welcome Kit GraphQL APIUndocumented first-party GraphQL API for the Welcome Kit / Welcome ATS platform, live at api.welcomekit.co/...43.1 Welcome to the Jungle Solutions APIREST API over Welcome to the Jungle Solutions recruiting and employer-branding data. Bearer-token (OAuth ac...43.1 Workday Recruiting SOAP Web Services APISOAP-based web service providing comprehensive access to Workday Recruiting business services data for inte...43.0

Thin 11 Limited public surface area

Bullhorn REST APIREST API over the Bullhorn Staffing Object Model — CRUD, query, Lucene search, mass update, resume parsing,...39.2 Anywhere Agent Recruiting APIAn endpoint for third-party CRM integration partners to deliver recruiting activities into Anywhere's iPros...38.9 Clean Harbors Careers Job Query APIUnauthenticated JSON API over Clean Harbors' open positions, served from the company's own careers host and...36.1 Sage HR Recruitment APIThe Recruitment API from Sage HR — 5 operation(s) for recruitment.35.6 Greenhouse Recruiting WebhooksRecruiting Webhooks deliver event notifications for Greenhouse Recruiting activities such as candidate upda...34.7 Oxford recruitment (CoreHR tenancy)Vacancies were once part of Oxford's own open-data programme; they are now a CoreHR application reached thr...34.3 WayUp MCP ServerA remote Model Context Protocol (streamable HTTP) server operated by WayUp, a Yello company, at https://www...32.7 Wellfound Applications MCPRemote MCP server exposing a recruiter's inbound job applications to an agent, and letting it accept or rej...32.3 Wellfound Reach MCPRemote MCP server for Wellfound Reach, the AI sourcing product. Seven scopes across four resources - projec...32.3 Comeet Recruiting APIThe Recruiting API is a partner-scoped REST API for building on top of Spark Hire Recruit (Comeet). It supp...31.3 Rippling Recruiting APISync candidates, applications, and offers between external ATS platforms and Rippling's recruiting and onbo...31.0

Emerging 16 Early or largely undocumented

Kenjo Recruiting APIPositions, candidates, and applications.25.4 Zoho Recruit REST API v2REST API for managing candidates, contacts, clients, job openings, interviews, attachments, notes, and cust...25.3 Cornerstone Recruiting APIManage the full recruiting lifecycle including job requisitions, candidate profiles, applications, and offe...24.9 Graphic Packaging Career Site Job Query APIRead-only HTTP JSON API serving Graphic Packaging International's open job requisitions from careers.graphi...23.6 UKG Pro HCM APIREST API for the UKG Pro HCM suite covering people, benefits, payroll, talent, recruiting, onboarding, and ...22.2 UKG Pro Recruiting APIRecruiting and applicant tracking22.2 Air Force Reserve CommandAir Force Reserve Command (AFRC) provides information on reserve programs, career opportunities, unit locat...19.1 Army National Guard Recruiting APIThe Army National Guard Recruiting API provides access to job listings, Military Occupational Specialties (...16.7 JobAdder REST APIRESTful API for managing recruitment workflows including jobs, candidates, placements, submissions, intervi...16.4 GreenhouseGreenhouse is an applicant tracking and recruiting platform with Harvest, Job Board, and Onboarding APIs fo...15.5 PersonioPersonio is a European all-in-one HR software for SMBs with a REST API for employees, attendance, absences,...15.5 WorkableWorkable is a recruiting platform with a REST API for jobs, candidates, activities, comments, and offers, p...15.5 Darwinbox APIREST API for Darwinbox HRMS covering employee management, attendance, recruitment, organizational managemen...14.1 Gem Full-Funnel AnalyticsRecruiting analytics product covering top-of-funnel sourcing through hire, with team, pipeline, source, and...14.1 Gem REST API (v0)Gem's public REST API (v0) for customer and partner integrations against the Gem recruiting platform. Refer...14.1 Jobvite REST APIREST APIs for exchanging candidate, requisition, and application data between Jobvite and external systems ...13.1

Minimal 2 Almost no public developer surface

StatsBomb IQHosted analytics platform layered on top of StatsBomb Data for recruitment, tactical analysis, and performa...9.6 Jobvetta REST APIREST access to live, vetted India job openings. `GET /jobs` searches by keyword (`q`), Indian city or state...7.7

Companies reaching this through an API (17)

These companies publish an API, specification or operation carrying “Recruiting” 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.

Air Force Reserve Anywhere Real Estate Army National Guard Clean Harbors Eightfold AI Factorial Graphic Packaging HR & People Microsoft Dynamics 365 Oracle Fusion Cloud Applications Rippling StackOne StatsBomb (Hudl) UKG Pro University of Oxford Workday Studio Zoho

Score breakdown

Frequency

65.9

log-scaled weighted occurrences

Breadth

5.2

spread across providers

Quality lift

20.5

mean composite of providers using it

Cohesion

11.9

strength of nearest seed neighbor

Where this tag sits

234 providers carry this tag directly, and 253 counting the 3 narrower tags below — 19 more to reach.

Human Resources broader Hiring broader Applicant Tracking 63 providers Talent Acquisition 61 providers Interviewing 5 providers

Where this tag comes from

Provider tag236

Api tag42

Openapi tag4

Openapi op tag15

Markets provisional

Kin Score markets whose measured providers carry this tag. Share is the fraction of the market's measured providers that carry it — it describes the market, not this tag.

Market	Share of the market's providers
HCM and Payroll Marketplaces (ADP, Workday, UKG, Paylocity)	25%
HR and Payroll	24%

Cohort brief

Auto-generated

The 218 providers in the APIs.io catalog tagged Recruiting, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers

218

of 234 in the catalog

Mean Kin Score

20.7

-1.5 vs catalog 22.2

Mean Agent Readiness

10.5

-1.5 vs catalog 12

Spread

0–74.8

median 14.6 · σ 16.3

How the 218 split by band

Exemplar 2Strong 6Developing 28Thin 26Emerging 84Minimal 72

Facet averages, against the whole catalog

Facet	This cohort	Catalog	Difference	Scored
Access Clarity	29.6	23.9	+5.7	218
Discoverability	57.4	57.9	-0.5	218
Contract Governance	4.9	6.5	-1.6	218
Operational Transparency	10.4	13	-2.6	218
Contract Quality	13.9	17.2	-3.3	218
Developer Ergonomics	18	23.2	-5.2	218

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)	17%	13%	+4
MCP server (first-party)	16%	12%	+4
Agent Skills	0%	0%	0
OAuth scopes	10%	11%	-1
Security	97%	98%	-1
Arazzo workflows	2%	2%	0
Governance rules	10%	16%	-6

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 LinkedIn 74.8
2 Drippay 72.3
3 Remote 66.3
4 Ploid 65.2
5 RocketReach 62.7
6 Sense Talent Labs 62.5
7 Employment Hero 60.9
8 Affinda 54.5
9 TinyCommand 53.6
10 ContactOut 53.5

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.

All 92 tools →

Call it yourself

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This tag

curl "https://apis.io/api/v1/tags/recruiting"

All tags

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

As a scored cohort

curl "https://apis.io/api/v1/cohorts/tag/recruiting"

The distribution (Pro)

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

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Recruiting

Providers using this tag (234)

APIs with this tag (42)