API-Fiddle

API-Fiddle Specifications API

Manage API specifications within projects.

GitHub OpenAPI

Operations 5

GET /projects/{projectId}/specifications API-Fiddle List specifications #
POST /projects/{projectId}/specifications API-Fiddle Create a specification #
GET /projects/{projectId}/specifications/{specificationId} API-Fiddle Get a specification #
PUT /projects/{projectId}/specifications/{specificationId} API-Fiddle Update a specification #
DELETE /projects/{projectId}/specifications/{specificationId} API-Fiddle Delete a specification #

Documentation

📖
Documentation
https://api-fiddle.com/

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/api-fiddle/refs/heads/main/openapi/api-fiddle-specifications-api-openapi.yml

Schemas & Data

📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/api-fiddle/refs/heads/main/json-schema/api-fiddle-project-schema.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/api-fiddle/refs/heads/main/json-schema/api-fiddle-specification-schema.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/api-fiddle/refs/heads/main/json-schema/api-fiddle-workspace-schema.json

Other Resources

🔗
JSONLD
https://raw.githubusercontent.com/api-evangelist/api-fiddle/refs/heads/main/json-ld/api-fiddle-context.jsonld

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/api-fiddle-specifications-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

api-fiddle-specifications-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: API-Fiddle API Fiddle Export Specifications API
  description: The API Fiddle API provides programmatic access to the API Fiddle design platform, enabling management of projects, specifications, workspaces, sharing, and export capabilities. It allows developers to automate API design workflows, collaborate on OpenAPI specifications, and integrate API Fiddle into their development pipelines.
  version: 1.0.0
  contact:
    name: API Fiddle
    url: https://api-fiddle.com/
servers:
- url: https://api.api-fiddle.com/v1
  description: Production
security:
- bearerAuth: []
tags:
- name: Specifications
  description: Manage API specifications within projects.
paths:
  /projects/{projectId}/specifications:
    get:
      operationId: listSpecifications
      summary: API-Fiddle List specifications
      description: Retrieves all specifications belonging to a project.
      tags:
      - Specifications
      parameters:
      - $ref: '#/components/parameters/projectId'
      responses:
        '200':
          description: A list of specifications.
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    type: array
                    items:
                      $ref: '#/components/schemas/Specification'
    post:
      operationId: createSpecification
      summary: API-Fiddle Create a specification
      description: Creates a new API specification within a project.
      tags:
      - Specifications
      parameters:
      - $ref: '#/components/parameters/projectId'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SpecificationInput'
      responses:
        '201':
          description: The newly created specification.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Specification'
  /projects/{projectId}/specifications/{specificationId}:
    get:
      operationId: getSpecification
      summary: API-Fiddle Get a specification
      description: Retrieves a single specification by its identifier.
      tags:
      - Specifications
      parameters:
      - $ref: '#/components/parameters/projectId'
      - $ref: '#/components/parameters/specificationId'
      responses:
        '200':
          description: The requested specification.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Specification'
    put:
      operationId: updateSpecification
      summary: API-Fiddle Update a specification
      description: Updates an existing specification.
      tags:
      - Specifications
      parameters:
      - $ref: '#/components/parameters/projectId'
      - $ref: '#/components/parameters/specificationId'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SpecificationInput'
      responses:
        '200':
          description: The updated specification.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Specification'
    delete:
      operationId: deleteSpecification
      summary: API-Fiddle Delete a specification
      description: Deletes a specification from a project.
      tags:
      - Specifications
      parameters:
      - $ref: '#/components/parameters/projectId'
      - $ref: '#/components/parameters/specificationId'
      responses:
        '204':
          description: Specification deleted successfully.
components:
  parameters:
    specificationId:
      name: specificationId
      in: path
      required: true
      description: The unique identifier of the specification.
      schema:
        type: string
    projectId:
      name: projectId
      in: path
      required: true
      description: The unique identifier of the project.
      schema:
        type: string
  schemas:
    Specification:
      type: object
      properties:
        id:
          type: string
          description: Unique identifier for the specification.
        projectId:
          type: string
          description: Identifier of the parent project.
        name:
          type: string
          description: Name of the specification.
        description:
          type: string
          description: Description of the specification.
        version:
          type: string
          description: Version label for the specification.
        format:
          type: string
          enum:
          - openapi-3.0
          - openapi-3.1
          description: The OpenAPI format version used.
        content:
          type: string
          description: The raw specification content.
        createdAt:
          type: string
          format: date-time
        updatedAt:
          type: string
          format: date-time
    SpecificationInput:
      type: object
      properties:
        name:
          type: string
          description: Name of the specification.
        description:
          type: string
          description: Description of the specification.
        version:
          type: string
          description: Version label.
        format:
          type: string
          enum:
          - openapi-3.0
          - openapi-3.1
        content:
          type: string
          description: The raw specification content.
      required:
      - name
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT