> ## Documentation Index > Fetch the complete documentation index at: https://docs.slng.ai/llms.txt > Use this file to discover all available pages before exploring further. # List MCP Servers > Return the organisation's live (not soft-deleted) MCP servers, ordered by name then id. Each item reports the capability status, when capabilities were last observed, and the discovered tool count. ## OpenAPI ````yaml /api-reference/agents/shared-resources.oas.yaml get /v1/agents/mcp-servers openapi: 3.1.0 info: title: SLNG Agent Resources API version: 1.0.0 description: >- Public control-plane API for agent resources: tools, MCP servers, Vault secrets and variables, and client models. servers: - url: https://api.agents.slng.ai description: Production security: - bearerAuth: [] tags: - name: Tools description: Create, test, publish, version, and attach agent tools. x-page-icon: wrench - name: MCP servers description: Configure MCP servers and refresh their live capabilities. x-page-icon: plug - name: Vault description: >- Store organisation secrets and readable variables without exposing secret values. x-page-icon: key - name: Client models description: Manage bring-your-own LLM provider credentials. x-page-icon: brain paths: /v1/agents/mcp-servers: get: tags: - MCP servers summary: List MCP Servers description: >- Return the organisation's live (not soft-deleted) MCP servers, ordered by name then id. Each item reports the capability status, when capabilities were last observed, and the discovered tool count. operationId: listMcp parameters: - name: limit in: query required: false description: >- Maximum number of MCP servers to return in one page. Defaults to 100. schema: type: integer maximum: 200 minimum: 1 default: 100 title: Limit - name: offset in: query required: false description: >- Number of MCP servers to skip before collecting the page, applied after any name filter. Defaults to 0. schema: type: integer maximum: 10000 minimum: 0 default: 0 title: Offset - name: name in: query required: false description: >- Filter by exact, case-sensitive MCP server names. Repeat the parameter for OR matching. Pagination is applied after filtering. style: form explode: true schema: type: array maxItems: 128 items: type: string maxLength: 200 minLength: 1 responses: '200': description: A page of the organisation's MCP servers. content: application/json: schema: type: array items: $ref: '#/components/schemas/McpServerListItem' title: Response V1 List Mcp example: - id: 4f9a2b1c-8d3e-4a2b-9c1d-2e3f4a5b6c7d name: crawler url_template: https://mcp.example.com transport: streamable_http revision: 1 capability_status: healthy capability_observed_at: '2026-08-01T12:00:00Z' capability_tool_count: 3 '401': $ref: '#/components/responses/UnauthorizedError' '403': $ref: '#/components/responses/ForbiddenError' '422': $ref: '#/components/responses/ValidationError' '429': $ref: '#/components/responses/RateLimitError' '500': $ref: '#/components/responses/InternalServerError' components: schemas: McpServerListItem: description: >- Condensed MCP server record returned by the list endpoint, including the latest capability status, when it was observed, and the discovered tool count. properties: id: type: string format: uuid title: Id name: type: string title: Name url_template: type: string description: >- Endpoint URL of the MCP server, with any {{$NAME}} Vault secret placeholders left unresolved. title: Url Template transport: type: string enum: - streamable_http - sse description: Configured transport, either `streamable_http` or `sse`. title: Transport revision: type: integer title: Revision capability_status: type: string enum: - unknown - healthy - unavailable - invalid - circuit_open description: >- Latest capability health, one of `unknown`, `healthy`, `unavailable`, `invalid`, or `circuit_open`. Fetch the full server record for the meaning of each value. title: Capability Status capability_observed_at: anyOf: - type: string format: date-time - type: 'null' title: Capability Observed At capability_tool_count: anyOf: - type: integer - type: 'null' title: Capability Tool Count type: object required: - id - name - url_template - transport - revision - capability_status title: McpServerListItem ApiErrorResponse: type: object description: Standard error envelope returned for failed requests. required: - detail - error properties: detail: type: string description: Short human-readable summary of the error. error: $ref: '#/components/schemas/ApiErrorDetail' example: detail: A shared secret or variable named 'STRIPE_KEY' already exists error: code: RESOURCE_CONFLICT message: A shared secret or variable named 'STRIPE_KEY' already exists request_id: 018f9b2c-7e4a-7c3d-9a1b-2c3d4e5f6a7b ApiErrorDetail: type: object description: Structured error detail carried inside an error response. required: - code - message properties: code: type: string description: Stable machine-readable error code. example: RESOURCE_CONFLICT message: type: string description: Human-readable explanation of the error. example: A shared secret or variable named STRIPE_KEY already exists request_id: type: - string - 'null' description: Identifier for this request, useful when contacting support. example: req_01H8XY7Z9QEXAMPLE retryable: type: boolean description: Whether retrying the same request may succeed. example: false fields: type: array description: >- Per-field validation problems, when the error relates to specific request fields. items: type: object additionalProperties: true example: [] example: code: PUBLIC_SHARED_RESOURCES_DISABLED message: Public shared resources are disabled for this organisation request_id: req_01H8XY7Z9QEXAMPLE retryable: false responses: UnauthorizedError: description: The API key is missing or invalid. content: application/json: schema: $ref: '#/components/schemas/ApiErrorResponse' example: detail: Invalid API key error: code: AUTH_REQUIRED message: Invalid API key request_id: 018f9b2c-7e4a-7c3d-9a1b-2c3d4e5f6a7b retryable: false ForbiddenError: description: >- The caller lacks permission, or the public shared-resource API is disabled for the organisation. content: application/json: schema: $ref: '#/components/schemas/ApiErrorResponse' examples: permission_denied: summary: Owner or admin access required value: detail: Organisation owner or admin access required error: code: PERMISSION_DENIED message: Organisation owner or admin access required request_id: 018f9b2c-7e4a-7c3d-9a1b-2c3d4e5f6a7b retryable: false api_disabled: summary: Public shared-resource API disabled for the organisation value: detail: >- Public shared-resource API access is disabled for this organisation error: code: PUBLIC_SHARED_RESOURCES_DISABLED message: >- Public shared-resource API access is disabled for this organisation request_id: 018f9b2c-7e4a-7c3d-9a1b-2c3d4e5f6a7b retryable: false ValidationError: description: Request validation failed. See error.fields for the offending fields. content: application/json: schema: $ref: '#/components/schemas/ApiErrorResponse' example: detail: >- Request validation failed. Fix the highlighted fields and try again. error: code: VALIDATION_FAILED message: >- Request validation failed. Fix the highlighted fields and try again. request_id: 018f9b2c-7e4a-7c3d-9a1b-2c3d4e5f6a7b retryable: false fields: - path: name message: >- Name must be SCREAMING_SNAKE_CASE: start with a letter, then letters, digits, or underscores (e.g. STRIPE_API_KEY) RateLimitError: description: >- The organisation exceeded its request rate limit. Retry after the window resets. headers: Retry-After: schema: type: integer X-RateLimit-Limit: schema: type: integer X-RateLimit-Remaining: schema: type: integer content: application/json: schema: $ref: '#/components/schemas/ApiErrorResponse' example: detail: Rate limit exceeded. Maximum 60 requests per 60 seconds. error: code: INTERNAL_ERROR message: Rate limit exceeded. Maximum 60 requests per 60 seconds. request_id: 018f9b2c-7e4a-7c3d-9a1b-2c3d4e5f6a7b retryable: false InternalServerError: description: The request failed unexpectedly. Secret values are never exposed. content: application/json: schema: $ref: '#/components/schemas/ApiErrorResponse' example: detail: An unexpected error occurred. error: code: INTERNAL_ERROR message: An unexpected error occurred. request_id: 018f9b2c-7e4a-7c3d-9a1b-2c3d4e5f6a7b retryable: false securitySchemes: bearerAuth: type: http scheme: bearer bearerFormat: SLNG API key description: Your SLNG consumer API key. ````