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 4 Complete, well-documented, and agent-ready

Kevros Governance APIREST gateway for runtime enforcement of autonomous agent actions. POST /governance/verify returns a signed ...69.9 Dynamic Feed A2A AgentA2A 1.0 JSON-RPC agent at https://dynamicfeed.ai/a2a with a JWS-signed agent card (graded conformant) decla...67.9 Dynamic Feed REST APIThe full REST surface: 158 operations on https://dynamicfeed.ai — the keyless POST /v1/batch tool dispatche...67.9 NextGen Healthcare Provenance APIhttps://hl7.org/fhir/R4/provenance.html66.7

Strong 4 Solid coverage with minor gaps

imgauth Remote MCP ServerHosted, zero-install MCP server (Streamable HTTP, protocol 2025-06-18) exposing the attestation service to ...65.7 Tebra Provenance APIThe Provenance API from Tebra — 1 operation(s) for provenance.58.9 MERCURY x402 Storefront APIREST/JSON API (OpenAPI 3.1.0, info.title "MERCURY x402 storefront", x-spec mercury-storefront/1) of 19 GET ...58.6 Council of AI Public APIKeyless REST API for the GSPC measurement estate: the living board (GET /api/gspc, one axis via ?axis=), th...54.9

Developing 7 Usable, with meaningful gaps to close

ModMed Provenance APIThe Provenance FHIR resource typeBase profile: http://hl7.org/fhir/us/core/StructureDefinition/us-core-prov...51.4 emem REST APIThe /v1 REST surface of the emem responder: locate a place to a cell64, recall signed facts, ask free-text ...51.3 AdvancedMD Provenance APIThe Provenance API from AdvancedMD — 1 operation(s) for provenance.51.0 RWTH Aachen University Provenance APIEndpoints for the provenance information.45.9 Oracle Health (Cerner) Provenance APIFHIR R4 Provenance resource as implemented by Oracle Health Millennium Platform.45.6 Utrecht University Provenance APIThe provenance API from Utrecht University — 1 operation(s) for provenance.44.3 Centene Provenance APIThe Provenance API from Centene — 1 operation(s) for provenance.41.0

Thin 8 Limited public surface area

The Culture Commons APIThe raw HTTP surface of the Commons under https://culture.sbs/v1/: take a standing by signing a name (signu...37.4 DEUSPROOF A2A AgentAgent2Agent surface: a signed (JWS EdDSA, kid = the register's did:key) A2A 1.0 agent card at https://deusp...37.1 DEUSPROOF MCP ServerRemote Model Context Protocol server at https://deusproof.com/mcp (Streamable HTTP, JSON-RPC 2.0, protocol ...37.1 DEUSPROOF Notary APIProse-documented REST API at https://deusproof.com/api (no OpenAPI — every conventional spec path 404s and ...37.1 PyPI Provenance APIRetrieve digital attestations and provenance information for Python package distribution files hosted on PyPI.36.2 THE SWARM APIZero-credential JSON REST API for WRONG BEAUTY 000 / THE SWARM at https://swarm-api.wrongbeauty.com: read t...35.3 Everledger Platform API (Amplify)The Everledger Platform API — marketed as Amplify — is a suite of REST APIs that let organizations access a...31.8 Select Medical Holdings Provenance APIFHIR R4 Provenance resource as declared by the Select Medical FHIR server CapabilityStatement. Declared US ...30.0

Emerging 2 Early or largely undocumented

Tekton ChainsTekton Chains observes completed TaskRuns/PipelineRuns and emits signed in-toto/SLSA provenance attestation...22.3 Fast Healthcare Interoperability Resources Provenance APIThe Provenance API from Fast Healthcare Interoperability Resources — 5 operation(s) for provenance.19.9

Companies reaching this through an API (12)

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

AdvancedMD Centene Fast Healthcare Interoperability Resources ModMed NextGen Healthcare Oracle Health (Cerner) PyPI RWTH Aachen University Select Medical Holdings Tebra Tekton Utrecht University

Score breakdown

Frequency

47.0

log-scaled weighted occurrences

Breadth

0.4

spread across providers

Quality lift

51.0

mean composite of providers using it

Cohesion

0.0

strength of nearest seed neighbor

Related tags

Immunization 8 co-occurrences

Where this tag comes from

Api tag25

Provider tag16

Openapi tag11

Openapi op tag23

Work with this as data

Every tag here is available over the APIs.io API and to AI agents over MCP.

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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 →

Call it yourself

curl for this page

This tag

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

All tags

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

As a scored cohort

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

The distribution (Pro)

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

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