openapi: 3.1.0
info:
  title: Smithery connect skills API
  version: 1.0.0
  description: Connect to MCP servers hosted on Smithery without managing OAuth, credentials, or sessions. Create stateless connections to any MCP server, execute MCP JSON-RPC, list/call tools and triggers, and manage subscriptions for trigger events.
servers:
- url: https://api.smithery.ai
tags:
- name: skills
paths:
  /skills:
    get:
      operationId: getSkills
      tags:
      - skills
      summary: List or search skills
      description: Search and browse reusable prompt-based skills. Supports full-text and semantic search via the `q` parameter, and filtering by category, namespace, or slug.
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SkillsListResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SkillsListError'
      parameters:
      - in: query
        name: q
        schema:
          type: string
        description: Search query for full-text and semantic search across skill names and descriptions.
      - in: query
        name: category
        schema:
          type: string
        description: Filter by skill category (e.g. 'code', 'data', 'web').
      - in: query
        name: namespace
        schema:
          type: string
        description: Filter by the namespace that owns the skill.
      - in: query
        name: slug
        schema:
          type: string
        description: 'Filter by exact skill slug within a namespace. Deprecated: use GET /skills/:namespace/:slug instead.'
      - in: query
        name: ownerId
        schema:
          type: string
        description: Filter by the skill owner's organization ID.
      - in: query
        name: verified
        schema:
          type: boolean
        description: Filter by whether the skill's namespace is verified.
      - in: query
        name: page
        schema:
          type: integer
          minimum: 1
          maximum: 9007199254740991
        description: Page number (1-indexed).
      - in: query
        name: pageSize
        schema:
          type: integer
          minimum: 1
          maximum: 100
        description: Number of results per page (default 20, max 100).
      - in: query
        name: topK
        schema:
          type: integer
          minimum: 10
          maximum: 500
        description: Maximum number of candidate results to consider from the search index before pagination.
      - in: query
        name: fields
        schema:
          type: string
        description: Comma-separated list of fields to include in response
    post:
      operationId: postSkills
      tags:
      - skills
      summary: Create a new skill (deprecated)
      description: '**Deprecated:** Use PUT /skills/{namespace}/{slug} instead. Create a new skill by linking a GitHub repository containing a SKILL.md file.'
      deprecated: true
      responses:
        '200':
          description: Skill created successfully
          content:
            application/json:
              schema:
                type: object
                properties:
                  id:
                    type: string
                  namespace:
                    type: string
                  slug:
                    type: string
                  displayName:
                    type: string
                  description:
                    type: string
                  gitUrl:
                    type: string
                  listed:
                    type: boolean
                  createdAt:
                    type: string
                required:
                - id
                - namespace
                - slug
                - displayName
                - description
                - gitUrl
                - listed
                - createdAt
                id: CreateSkillResponse
        '400':
          description: Invalid request
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  code:
                    type: string
                required:
                - error
                id: CreateSkillError
        '403':
          description: Forbidden - user does not own the namespace
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  code:
                    type: string
                required:
                - error
                id: CreateSkillError
        '404':
          description: Namespace not found or SKILL.md not found
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  code:
                    type: string
                required:
                - error
                id: CreateSkillError
        '409':
          description: Skill with this slug or git URL already exists
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  code:
                    type: string
                required:
                - error
                id: CreateSkillError
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                namespace:
                  type: string
                  minLength: 1
                  description: The namespace to create the skill in.
                slug:
                  type: string
                  minLength: 1
                  pattern: ^[a-z0-9-]+$
                  description: URL-friendly identifier for the skill.
                gitUrl:
                  type: string
                  format: uri
                  description: GitHub URL pointing to a repository with SKILL.md
              required:
              - namespace
              - slug
              - gitUrl
              id: CreateSkillRequest
  /skills/{namespace}/{slug}:
    get:
      operationId: getSkills:namespace:slug
      tags:
      - skills
      summary: Get a skill
      description: Get a single skill by its namespace and slug.
      responses:
        '200':
          description: Skill found
          content:
            application/json:
              schema:
                type: object
                properties:
                  id:
                    type: string
                  namespace:
                    type: string
                  slug:
                    type: string
                  displayName:
                    type: string
                  description:
                    type: string
                  prompt:
                    type: string
                  qualityScore:
                    type: number
                  externalStars:
                    type: number
                  externalForks:
                    type: number
                  totalActivations:
                    type: number
                  uniqueUsers:
                    type: number
                  categories:
                    type: array
                    items:
                      type: string
                  servers:
                    type: array
                    items:
                      type: string
                  gitUrl:
                    anyOf:
                    - type: string
                    - type: 'null'
                  verified:
                    type: boolean
                    description: Whether this skill's namespace is verified.
                  listed:
                    type: boolean
                  owner:
                    anyOf:
                    - type: string
                    - type: 'null'
                    description: Organization ID of the skill owner (from namespace)
                  createdAt:
                    type: string
                required:
                - id
                - namespace
                - slug
                - displayName
                - description
                - prompt
                - qualityScore
                - externalStars
                - externalForks
                - totalActivations
                - uniqueUsers
                - categories
                - servers
                - gitUrl
                - verified
                - listed
                - owner
                - createdAt
                id: SkillResponse
        '404':
          description: Skill not found
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                required:
                - error
                id: SkillError
      parameters:
      - schema:
          type: string
        in: path
        name: namespace
        required: true
      - schema:
          type: string
        in: path
        name: slug
        required: true
    put:
      operationId: putSkills:namespace:slug
      tags:
      - skills
      summary: Create or update a skill
      description: Idempotent endpoint to create or update a GitHub-backed skill. Send application/json with `gitUrl`.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              vendor: zod
      responses:
        '200':
          description: Skill updated successfully
          content:
            application/json:
              schema:
                type: object
                properties:
                  id:
                    type: string
                  namespace:
                    type: string
                  slug:
                    type: string
                  displayName:
                    type: string
                  description:
                    type: string
                  gitUrl:
                    anyOf:
                    - type: string
                    - type: 'null'
                  externalStars:
                    type: number
                  listed:
                    type: boolean
                  createdAt:
                    type: string
                  updatedAt:
                    type: string
                required:
                - id
                - namespace
                - slug
                - displayName
                - description
                - gitUrl
                - externalStars
                - listed
                - createdAt
                - updatedAt
                id: PutSkillResponse
        '201':
          description: Skill created successfully
          content:
            application/json:
              schema:
                type: object
                properties:
                  id:
                    type: string
                  namespace:
                    type: string
                  slug:
                    type: string
                  displayName:
                    type: string
                  description:
                    type: string
                  gitUrl:
                    anyOf:
                    - type: string
                    - type: 'null'
                  externalStars:
                    type: number
                  listed:
                    type: boolean
                  createdAt:
                    type: string
                  updatedAt:
                    type: string
                required:
                - id
                - namespace
                - slug
                - displayName
                - description
                - gitUrl
                - externalStars
                - listed
                - createdAt
                - updatedAt
                id: PutSkillResponse
        '400':
          description: Invalid request
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  code:
                    type: string
                required:
                - error
                id: CreateSkillError
        '403':
          description: Forbidden - user does not own the namespace
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  code:
                    type: string
                required:
                - error
                id: CreateSkillError
        '404':
          description: Namespace not found or SKILL.md not found
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  code:
                    type: string
                required:
                - error
                id: CreateSkillError
        '409':
          description: Git URL already claimed by another skill
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  code:
                    type: string
                required:
                - error
                id: CreateSkillError
        '422':
          description: SKILL.md validation error
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  code:
                    type: string
                required:
                - error
                id: CreateSkillError
      parameters:
      - schema:
          type: string
        in: path
        name: namespace
        required: true
      - schema:
          type: string
        in: path
        name: slug
        required: true
    delete:
      operationId: deleteSkills:namespace:slug
      tags:
      - skills
      summary: Delete a skill
      description: Delete a skill by namespace and slug. Requires ownership of the namespace.
      responses:
        '200':
          description: Skill deleted successfully
          content:
            application/json:
              schema:
                type: object
                properties:
                  success:
                    type: boolean
                  qualifiedName:
                    type: string
                required:
                - success
                - qualifiedName
                id: DeleteSkillResponse
        '403':
          description: Forbidden - user does not own the namespace
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                required:
                - error
                id: SkillError
        '404':
          description: Skill not found
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                required:
                - error
                id: SkillError
      parameters:
      - schema:
          type: string
        in: path
        name: namespace
        required: true
      - schema:
          type: string
        in: path
        name: slug
        required: true
  /skills/{namespace}/{slug}/download:
    get:
      operationId: getSkills:namespace:slugDownload
      tags:
      - skills
      summary: Download skill bundle
      description: Download a ZIP bundle containing all skill files.
      responses:
        '200':
          description: Skill ZIP file
          content:
            application/zip:
              schema:
                type: string
                format: binary
        '404':
          description: Skill not found
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                required:
                - error
                id: SkillError
      parameters:
      - schema:
          type: string
        in: path
        name: namespace
        required: true
      - schema:
          type: string
        in: path
        name: slug
        required: true
      x-hidden: true
  /skills/{namespace}/{slug}/sync:
    post:
      operationId: postSkills:namespace:slugSync
      tags:
      - skills
      summary: Sync skill metadata from GitHub (deprecated)
      description: '**Deprecated:** Use PUT /skills/{namespace}/{slug} instead. Refetch SKILL.md and repository stars from GitHub and update the skill record.'
      deprecated: true
      responses:
        '200':
          description: Skill synced successfully
          content:
            application/json:
              schema:
                type: object
                properties:
                  id:
                    type: string
                  namespace:
                    type: string
                  slug:
                    type: string
                  displayName:
                    type: string
                  description:
                    type: string
                  externalStars:
                    type: number
                  gitUrl:
                    type: string
                  updatedAt:
                    type: string
                required:
                - id
                - namespace
                - slug
                - displayName
                - description
                - externalStars
                - gitUrl
                - updatedAt
                id: SyncSkillResponse
        '403':
          description: Forbidden - user does not own the namespace
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                required:
                - error
                id: SkillError
        '404':
          description: Skill not found
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                required:
                - error
                id: SkillError
        '422':
          description: Validation error - SKILL.md invalid
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  code:
                    type: string
                required:
                - error
                id: CreateSkillError
      parameters:
      - schema:
          type: string
        in: path
        name: namespace
        required: true
      - schema:
          type: string
        in: path
        name: slug
        required: true
      x-hidden: true
  /skills/{namespace}/{slug}/upload:
    put:
      operationId: putSkills:namespace:slugUpload
      tags:
      - skills
      summary: Upload a skill bundle
      description: Upload or replace a skill bundle via multipart/form-data with an `archive` file.
      requestBody:
        required: true
        content:
          multipart/form-data:
            schema:
              type: object
              properties:
                archive:
                  type: string
                  format: binary
                  description: ZIP file upload containing a skill folder with SKILL.md and any scripts, references, or assets.
              required:
              - archive
      responses:
        '200':
          description: Skill updated successfully
          content:
            application/json:
              schema:
                type: object
                properties:
                  id:
                    type: string
                  namespace:
                    type: string
                  slug:
                    type: string
                  displayName:
                    type: string
                  description:
                    type: string
                  gitUrl:
                    anyOf:
                    - type: string
                    - type: 'null'
                  externalStars:
                    type: number
                  listed:
                    type: boolean
                  createdAt:
                    type: string
                  updatedAt:
                    type: string
                required:
                - id
                - namespace
                - slug
                - displayName
                - description
                - gitUrl
                - externalStars
                - listed
                - createdAt
                - updatedAt
                id: PutSkillResponse
        '201':
          description: Skill created successfully
          content:
            application/json:
              schema:
                type: object
                properties:
                  id:
                    type: string
                  namespace:
                    type: string
                  slug:
                    type: string
                  displayName:
                    type: string
                  description:
                    type: string
                  gitUrl:
                    anyOf:
                    - type: string
                    - type: 'null'
                  externalStars:
                    type: number
                  listed:
                    type: boolean
                  createdAt:
                    type: string
                  updatedAt:
                    type: string
                required:
                - id
                - namespace
                - slug
                - displayName
                - description
                - gitUrl
                - externalStars
                - listed
                - createdAt
                - updatedAt
                id: PutSkillResponse
        '400':
          description: Invalid request
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  code:
                    type: string
                required:
                - error
                id: CreateSkillError
        '403':
          description: Forbidden - user does not own the namespace
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  code:
                    type: string
                required:
                - error
                id: CreateSkillError
        '404':
          description: Namespace not found
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  code:
                    type: string
                required:
                - error
                id: CreateSkillError
        '422':
          description: SKILL.md validation error
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  code:
                    type: string
                required:
                - error
                id: CreateSkillError
        '502':
          description: Failed to store uploaded skill bundle
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  code:
                    type: string
                required:
                - error
                id: CreateSkillError
      parameters:
      - schema:
          type: string
        in: path
        name: namespace
        required: true
      - schema:
          type: string
        in: path
        name: slug
        required: true
      x-hidden: true
components:
  schemas:
    SkillSummary:
      type: object
      properties:
        id:
          type: string
        namespace:
          type: string
          description: Namespace that owns this skill.
        slug:
          type: string
          description: URL-friendly short name within the namespace.
        displayName:
          type: string
        description:
          type: string
        prompt:
          anyOf:
          - type: string
          - type: 'null'
          description: The prompt template for this skill, or null if not publicly visible.
        qualityScore:
          type: number
          description: Computed quality score from 0 to 1.
        externalStars:
          description: GitHub star count of the source repository, if applicable.
          type: number
        externalForks:
          description: GitHub fork count of the source repository, if applicable.
          type: number
        totalActivations:
          description: Total number of times this skill has been activated.
          type: number
        uniqueUsers:
          description: Number of distinct users who have activated this skill.
          type: number
        categories:
          description: List of categories this skill belongs to.
          type: array
          items:
            type: string
        servers:
          description: Qualified names of MCP servers this skill depends on.
          type: array
          items:
            type: string
        gitUrl:
          description: URL to the skill's source repository.
          anyOf:
          - type: string
          - type: 'null'
        verified:
          type: boolean
          description: Whether this skill's namespace is verified.
        listed:
          type: boolean
          description: Whether this skill is publicly listed in the registry.
        createdAt:
          type: string
          description: ISO 8601 timestamp of when the skill was created.
      required:
      - id
      - namespace
      - slug
      - displayName
      - description
      - prompt
      - qualityScore
      - verified
      - listed
      - createdAt
      additionalProperties: false
      id: SkillSummary
    SkillsListResponse:
      type: object
      properties:
        skills:
          type: array
          items:
            $ref: '#/components/schemas/SkillSummary'
        pagination:
          type: object
          properties:
            currentPage:
              type: integer
              minimum: -9007199254740991
              maximum: 9007199254740991
              description: Current page number (1-indexed).
            pageSize:
              type: integer
              minimum: -9007199254740991
              maximum: 9007199254740991
              description: Number of results per page.
            totalPages:
              type: integer
              minimum: -9007199254740991
              maximum: 9007199254740991
              description: Total number of pages available.
            totalCount:
              type: integer
              minimum: -9007199254740991
              maximum: 9007199254740991
              description: Total number of matching skills.
          required:
          - currentPage
          - pageSize
          - totalPages
          - totalCount
          additionalProperties: false
      required:
      - skills
      - pagination
      additionalProperties: false
    SkillsListError:
      type: object
      properties:
        error:
          type: string
      required:
      - error
      additionalProperties: false
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: Smithery API key as Bearer token