AGNTCY

AGNTCY Classes and Objects API

The Classes and Objects API from AGNTCY — 4 operation(s) for classes and objects.

GitHub OpenAPI

Operations 4

GET /api/1.1.0/domains List domains or get a specific domain #
GET /api/1.1.0/modules List modules or get a specific module #
GET /api/1.1.0/objects List objects or get a specific object #
GET /api/1.1.0/skills List skills or get a specific skill #

Documentation

📖
Documentation
https://docs.agntcy.org/oasf/open-agentic-schema-framework/
📖
APIReference
https://schema.oasf.outshift.com/doc
📖
APIReference
https://spec.acp.agntcy.org/
📖
Documentation
https://docs.agntcy.org/
📖
Documentation
https://identity-docs.outshift.com/docs/intro/
📖
APIReference
https://identity-docs.outshift.com/docs/api
📖
Authentication
https://raw.githubusercontent.com/api-evangelist/agntcy/refs/heads/main/authentication/agntcy-authentication.yml

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/agntcy/refs/heads/main/openapi/agntcy-classes-and-objects-api-openapi.yml

Schemas & Data

📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/agntcy/refs/heads/main/json-schema/agntcy-oasf-record.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/agntcy/refs/heads/main/json-schema/agntcy-identity-credential-content.jsonschema.json

Other Resources

🔗
Swagger
https://raw.githubusercontent.com/api-evangelist/agntcy/refs/heads/main/openapi/agntcy-oasf-schema-swagger.json
🔗
Console
https://schema.oasf.outshift.com/doc
🔗
SourceCode
https://github.com/agntcy/oasf
🔗
Protobuf
https://raw.githubusercontent.com/api-evangelist/agntcy/refs/heads/main/grpc/agntcy-oasf-types-v1-record.proto
🔗
SourceCode
https://github.com/agntcy/acp-spec
🔗
SourceCode
https://github.com/agntcy/identity-service
🔗
SourceCode
https://github.com/agntcy/identity
🔗
Protobuf
https://raw.githubusercontent.com/api-evangelist/agntcy/refs/heads/main/grpc/agntcy-identity-node-v1alpha1-id_service.proto

Work with this as data

Every API 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 apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • 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 API 
curl "https://apis.io/api/v1/apis/agntcy-classes-and-objects-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

agntcy-classes-and-objects-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  description: The Open Agentic Schema Framework (OASF) server API allows to access the JSON schema definitions and to validate and translate objects.
  license:
    name: Apache 2.0
    url: http://www.apache.org/licenses/LICENSE-2.0.html
  title: OASF Schema Classes and Objects API
  version: 0.6.0
  x-provenance:
    method: harvested
    authored_by: AGNTCY (Outshift by Cisco)
    harvested_by: API Evangelist
    harvested_on: '2026-08-19'
    first_party: true
    provider_published: true
    source_host: agntcy.org / outshift.com
    note: 'Four first-party machine-readable contracts: the Agent Connect Protocol OpenAPI 3.1.1, the OASF Schema API, and two AGNTCY Identity OpenAPI 3.0.3 documents. schema.oasf.outshift.com is the one genuinely callable AGNTCY-hosted API (unauthenticated, 200).'
  x-evidence:
  - type: source
    url: https://spec.acp.agntcy.org/
  - type: source
    url: https://schema.oasf.outshift.com/doc
  - type: source
    url: https://identity-docs.outshift.com/api/openapi/service/v1alpha1/openapi.yaml
tags:
- name: Classes and Objects
paths:
  /api/1.1.0/domains:
    get:
      description: Get OASF schema domains. Returns all domains when no id or name is provided. If id (numeric) or name (string) query parameter is provided, returns a single domain. Name can include an extension prefix (e.g., 'dev/cpu_usage'). If both id and name are provided, they must refer to the same class.
      operationId: SchemaWeb.SchemaController.domains
      parameters:
      - description: Related schema extensions to include in response.
        in: query
        name: extensions
        required: false
        schema:
          type: array
          items:
            type: string
      - description: Related profiles to include in response.
        in: query
        name: profiles
        required: false
        schema:
          type: array
          items:
            type: string
      - description: Optional numeric ID to get a specific domain.
        in: query
        name: id
        required: false
        schema:
          type: integer
      - description: Optional name to get a specific domain. Can include extension prefix (e.g., 'dev/cpu_usage').
        in: query
        name: name
        required: false
        schema:
          type: string
      responses:
        '200':
          description: Success
        '400':
          description: Bad Request - id and name parameters refer to different classes
        '404':
          description: Not Found - No domain found with the specified id or name
      summary: List domains or get a specific domain
      tags:
      - Classes and Objects
  /api/1.1.0/modules:
    get:
      description: Get OASF schema modules. Returns all modules when no id or name is provided. If id (numeric) or name (string) query parameter is provided, returns a single module. Name can include an extension prefix (e.g., 'dev/cpu_usage'). If both id and name are provided, they must refer to the same class.
      operationId: SchemaWeb.SchemaController.modules
      parameters:
      - description: Related schema extensions to include in response.
        in: query
        name: extensions
        required: false
        schema:
          type: array
          items:
            type: string
      - description: Related profiles to include in response.
        in: query
        name: profiles
        required: false
        schema:
          type: array
          items:
            type: string
      - description: Optional numeric ID to get a specific module.
        in: query
        name: id
        required: false
        schema:
          type: integer
      - description: Optional name to get a specific module. Can include extension prefix (e.g., 'dev/cpu_usage').
        in: query
        name: name
        required: false
        schema:
          type: string
      responses:
        '200':
          description: Success
        '400':
          description: Bad Request - id and name parameters refer to different classes
        '404':
          description: Not Found - No module found with the specified id or name
      summary: List modules or get a specific module
      tags:
      - Classes and Objects
  /api/1.1.0/objects:
    get:
      description: Get OASF schema objects. When a name is provided, returns a single object. The object name may contain a schema extension name, for example "dev/os_service".
      operationId: SchemaWeb.SchemaController.objects
      parameters:
      - description: Object name to retrieve a specific object
        in: query
        name: name
        required: false
        schema:
          type: string
      - description: Related schema extensions to include in response.
        in: query
        name: extensions
        required: false
        schema:
          type: array
          items:
            type: string
      - description: Related profiles to include in response.
        in: query
        name: profiles
        required: false
        schema:
          type: array
          items:
            type: string
      responses:
        '200':
          description: Success
        '404':
          description: Not Found - No object found with the specified name
      summary: List objects or get a specific object
      tags:
      - Classes and Objects
  /api/1.1.0/skills:
    get:
      description: Get OASF schema skills. Returns all skills when no id or name is provided. If id (numeric) or name (string) query parameter is provided, returns a single skill. Name can include an extension prefix (e.g., 'dev/cpu_usage'). If both id and name are provided, they must refer to the same class.
      operationId: SchemaWeb.SchemaController.skills
      parameters:
      - description: Related schema extensions to include in response.
        in: query
        name: extensions
        required: false
        schema:
          type: array
          items:
            type: string
      - description: Related profiles to include in response.
        in: query
        name: profiles
        required: false
        schema:
          type: array
          items:
            type: string
      - description: Optional numeric ID to get a specific skill.
        in: query
        name: id
        required: false
        schema:
          type: integer
      - description: Optional name to get a specific skill. Can include extension prefix (e.g., 'dev/cpu_usage').
        in: query
        name: name
        required: false
        schema:
          type: string
      responses:
        '200':
          description: Success
        '400':
          description: Bad Request - id and name parameters refer to different classes
        '404':
          description: Not Found - No skill found with the specified id or name
      summary: List skills or get a specific skill
      tags:
      - Classes and Objects