emerging · -0.4

HCM

Score 22.0 / 100 36 providers 21 APIs Search apis.io →
Variants seen in the corpus: HCMHuman Capital Management

Providers using this tag (36)

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Strong 1 Solid coverage with minor gaps
WorkdayCloud ComputingEnterprise SoftwareFinancial Management50 APIs56.8
Developing 12 Usable, with meaningful gaps to close
OracleCloudDatabaseEnterpriseInfrastructure378 APIs53.0KolayIKCompanyHuman ResourcesHRPayroll11 APIs50.4PeopleSoftCampus SolutionsCRMEnterprise SoftwareERP48 APIs49.4SAPArtificial IntelligenceBTPBusiness ApplicationsCloud31 APIs49.0HarriHuman ResourcesWorkforce ManagementHospitalityRestaurant78 APIs48.1PaychexBenefitsHRPaychex Flex3 APIs47.3Workday IntegrationEnterpriseERPFinance87 APIs46.8Oracle Fusion Cloud ApplicationsCloudCXEnterpriseEPM52 APIs45.3Workday ExtendAutomationCustom ApplicationsEnterpriseExtensions16 APIs45.1Workday RecruitingHuman ResourcesRecruitingSoftware-as-a-Service13 APIs42.3SAP FieldglassContingent WorkforceExternal TalentServices Procurement12 APIs42.1Workday IntegrationsCloudEnterprise SoftwareERPFinance17 APIs40.3
Thin 7 Limited public surface area
Workday Tracking SystemAbsence ManagementAttendanceEnterprise13 APIs36.8RipplingHRPayrollIT22 APIs35.6FourthCompanyWorkforce ManagementRestaurantHospitality7 APIs33.7UKGWorkforce ManagementHRPayroll9 APIs31.9ADPBenefitsHRPayroll6 APIs31.3UKG ReadyPayrollWorkforce ManagementTime and Attendance4 APIs29.1PaylocityHRPayrollBenefits11 APIs28.2
Emerging 11 Early or largely undocumented
Automatic Data Processing (ADP)HRPayrollBenefits6 APIs25.4UKG ProHRPayrollBenefits Administration8 APIs24.6SAP SuccessFactorsHRHuman ResourcesTalent Management10 APIs22.2ADP Workforce NowPayrollHRWorkforce Management1 API21.0DarwinboxHRMSHRHuman ResourcesPayroll1 API19.9MiterCompanyVertical SoftwareConstructionPayroll1 API18.8HR & PeopleHRHRISPeople OperationsPayroll27 APIs16.4SuccessfactorsCompanyHuman ResourcesHXM1 API13.8TriNetHRHuman ResourcesPEOProfessional Employer Organization13.5Roper TechnologiesB2B SoftwareEnterprise SoftwareFortune 500Healthcare IT9 APIs12.9PaycorPayrollHuman ResourcesBenefits Administration1 API11.9
Minimal 5 Almost no public developer surface
ContinuumCloudCompanyBehavioral HealthHuman ServicesElectronic Health Records10.5BeisenCompanyEnterpriseHRHuman Resources9.1Meta4CompanyHuman ResourcesPayroll8.8CubeTreeCompanyEnterprise SoftwareEnterprise Social SoftwareCollaboration5.0VNDLYCompanyVendor ManagementVMsContingent Workforce5.0

APIs with this tag (21)

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 →

Developing 9 Usable, with meaningful gaps to close
Oracle Fusion Cloud Applications APIREST APIs for Oracle Fusion Applications.53.0Oracle Fusion Cloud HCM REST APIREST APIs for viewing and managing human capital management data including workers, talent management, payr...53.0PeopleSoft Absence Management APIREST API for creating, updating, and retrieving absence requests, viewing employee absence balances by type...49.4PeopleSoft Employee Directory APIREST API for retrieving employee details by name or employee ID, and for looking up direct reports based on...49.4PeopleSoft Global Payroll APIREST API endpoints for the Global Payroll skill, providing access to payroll data, product profile informat...49.4PeopleSoft HR Common Utility Services APIREST API for retrieving employee country and business partner contact details. Shared utility services used...49.4PeopleSoft Payroll for North America APIDelivered REST API endpoints for retrieving paycheck header details, earnings, deductions, taxes, direct de...49.4SAP SuccessFactors APIHuman Capital Management APIs for employee central, recruiting, and talent management.49.0Workday SOAP Web ServicesComprehensive SOAP-based web services for deep integration with Workday including Human Capital Management,...40.3
Thin 3 Limited public surface area
ADP Benefits Administration APIThe ADP Benefits Administration API provides access to employee benefits enrollment, eligibility, and plan ...31.3ADP Embedded Payroll APIThe ADP Embedded Payroll API enables ISVs and platforms to embed ADP payroll capabilities directly into the...31.3UKG Ready REST APIRESTful API for UKG Ready providing programmatic access to employees, HR records, payroll, time and attenda...29.1
Emerging 9 Early or largely undocumented
UKG Pro HCM APIREST API for the UKG Pro HCM suite covering people, benefits, payroll, talent, recruiting, onboarding, and ...24.6SAP SuccessFactors OData V2 APIOData V2 REST API for HXM Suite covering Employee Central, Recruiting, Onboarding, Compensation, Learning, ...22.2SAP SuccessFactors OData V4 APIOData V4 REST API for HXM Suite providing CRUD access to Employee Central, talent management, learning, and...22.2ADPADP is the largest payroll and HCM provider with the ADP Marketplace and ADP Workforce Now / Run / Vantage ...16.4PaylocityPaylocity is a cloud payroll and HCM provider with a REST Web Services API for employees, payroll, benefits...16.4UKG (Ultimate Kronos Group)UKG provides UKG Pro and UKG Ready HCM, workforce management, and payroll with a REST API and integration m...16.4WorkdayWorkday is a cloud HCM, payroll, and finance suite with a Web Services / REST API catalog spanning Human Ca...16.4Frontline Education HR Software APIFrontline Education provides K-12 school district administration software for human capital management, inc...12.9Paycor Public API v1REST API for accessing Paycor employees, payroll, benefits, time, and organizational data. Uses OAuth 2.0 a...11.9

Score breakdown

Frequency
49.3
log-scaled weighted occurrences
Breadth
1.0
spread across providers
Quality lift
36.0
mean composite of providers using it
Cohesion
14.7
strength of nearest seed neighbor

Related tags

Time and Attendance 9 co-occurrences Benefits 14 co-occurrences Talent Management 8 co-occurrences Workers 8 co-occurrences Payroll 27 co-occurrences HR 18 co-occurrences Time Off 7 co-occurrences Workforce Management 13 co-occurrences

Where this tag comes from

Provider tag43
Api tag21

Cohort brief

Auto-generated

The 36 providers in the APIs.io catalog tagged HCM, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers
36
all scored
Mean Kin Score
30
+9.3 vs catalog 20.7
Mean Agent Readiness
17.2
+7.5 vs catalog 9.7
Spread
5–56.8
median 30.2 · σ 15.4
How the 36 split by band
Exemplar 0Strong 1Developing 12Thin 7Emerging 11Minimal 5
Facet averages, against the whole catalog
FacetThis cohortCatalogDifferenceScored
Contract Quality 35.9 17.5 +18.4 36
Developer Ergonomics 25.6 17.9 +7.7 36
Contract Governance 12.4 6.4 +6 36
Access Clarity 28.3 22.3 +6 36
Operational Transparency 17.2 11.3 +5.9 36
Discoverability 66.2 60.4 +5.8 36

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
ArtifactThis cohortCatalogDifference
MCP server (any) 14% 16% -2
MCP server (first-party) 0% 7% -7
Agent Skills 0% 0% 0
OAuth scopes 36% 9% +27
Security 94% 88% +6
Arazzo workflows 22% 2% +20
Governance rules 47% 13% +34

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. 1 Workday 56.8
  2. 2 Oracle 53
  3. 3 KolayIK 50.4
  4. 4 PeopleSoft 49.4
  5. 5 SAP 49
  6. 6 Harri 48.1
  7. 7 Paychex 47.3
  8. 8 Workday Integration 46.8
  9. 9 Oracle Fusion Cloud Applications 45.3
  10. 10 Workday Extend 45.1
Top by Agent Readiness
  1. 1 Oracle 41.9
  2. 2 Harri 37.9
  3. 3 SAP 35.8
  4. 4 Workday Recruiting 35.6
  5. 5 SAP Fieldglass 33.5
  6. 6 Workday 32.7
  7. 7 KolayIK 29
  8. 8 Workday Extend 27.8
  9. 9 ADP 27.7
  10. 10 PeopleSoft 27.3
All 36 members of this roster resolve to a scored provider in the catalog.Generated from the catalog build of 25 August 2026, across 26891 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.

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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

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The distribution (Pro) 
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