> ## Documentation Index
> Fetch the complete documentation index at: https://langwatch.ai/docs/llms.txt
> Use this file to discover all available pages before exploring further.

> ## Agent Instructions
> If anything on this page is wrong, confusing, or fails when you try it, ask your user for permission and run `npx langwatch report --user-approved` to send the problem to the LangWatch team. No login is needed and secrets are redacted locally. `npx langwatch report --help` has the details.

# List Model Providers

> List all model providers for a project with masked API keys



## OpenAPI

````yaml GET /api/v1/model-providers
openapi: 3.1.0
info:
  title: LangWatch API
  description: LangWatch openapi spec
  version: 1.0.0
servers:
  - url: https://app.langwatch.ai
security:
  - project_api_key: []
paths:
  /api/v1/model-providers:
    get:
      tags:
        - Model Providers
      description: List all model providers for a project with masked API keys
      operationId: getApiModelProviders
      responses:
        '200':
          description: Success
          content:
            application/json:
              schema:
                type: object
                properties: {}
                additionalProperties:
                  type: object
                  properties:
                    id:
                      type: string
                    provider:
                      type: string
                    enabled:
                      type: boolean
                    customKeys:
                      anyOf:
                        - type: object
                          propertyNames:
                            type: string
                          additionalProperties: {}
                        - type: 'null'
                    deploymentMapping:
                      anyOf:
                        - {}
                        - type: 'null'
                    models:
                      anyOf:
                        - type: array
                          items:
                            type: string
                        - type: 'null'
                    embeddingsModels:
                      anyOf:
                        - type: array
                          items:
                            type: string
                        - type: 'null'
                    customModels:
                      anyOf:
                        - type: array
                          items:
                            type: object
                            properties:
                              modelId:
                                type: string
                                minLength: 1
                              displayName:
                                type: string
                                minLength: 1
                              mode:
                                type: string
                                enum:
                                  - chat
                                  - embedding
                              maxTokens:
                                anyOf:
                                  - type: number
                                    exclusiveMinimum: 0
                                  - type: 'null'
                              supportedParameters:
                                type: array
                                items:
                                  type: string
                                  enum:
                                    - temperature
                                    - max_tokens
                                    - top_p
                                    - frequency_penalty
                                    - presence_penalty
                                    - top_k
                                    - min_p
                                    - repetition_penalty
                                    - seed
                                    - reasoning
                                    - verbosity
                              multimodalInputs:
                                type: array
                                items:
                                  type: string
                                  enum:
                                    - image
                                    - file
                                    - audio
                            required:
                              - modelId
                              - displayName
                              - mode
                            additionalProperties: false
                        - type: 'null'
                    customEmbeddingsModels:
                      anyOf:
                        - type: array
                          items:
                            type: object
                            properties:
                              modelId:
                                type: string
                                minLength: 1
                              displayName:
                                type: string
                                minLength: 1
                              mode:
                                type: string
                                enum:
                                  - chat
                                  - embedding
                              maxTokens:
                                anyOf:
                                  - type: number
                                    exclusiveMinimum: 0
                                  - type: 'null'
                              supportedParameters:
                                type: array
                                items:
                                  type: string
                                  enum:
                                    - temperature
                                    - max_tokens
                                    - top_p
                                    - frequency_penalty
                                    - presence_penalty
                                    - top_k
                                    - min_p
                                    - repetition_penalty
                                    - seed
                                    - reasoning
                                    - verbosity
                              multimodalInputs:
                                type: array
                                items:
                                  type: string
                                  enum:
                                    - image
                                    - file
                                    - audio
                            required:
                              - modelId
                              - displayName
                              - mode
                            additionalProperties: false
                        - type: 'null'
                    disabledByDefault:
                      type: boolean
                    extraHeaders:
                      anyOf:
                        - type: array
                          items:
                            type: object
                            properties:
                              key:
                                type: string
                              value:
                                type: string
                            required:
                              - key
                              - value
                            additionalProperties: false
                        - type: 'null'
                  required:
                    - provider
                    - enabled
                    - customKeys
                    - deploymentMapping
                  additionalProperties: false
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                  - error
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                  - error
        '422':
          description: Unprocessable Entity
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                  - error
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                  - error
      security:
        - project_api_key: []
components:
  securitySchemes:
    project_api_key:
      type: apiKey
      in: header
      name: X-Auth-Token
      description: >-
        Project API key for sending traces and accessing project-scoped
        resources. Format: sk-lw-... (no underscore). Obtain one by creating a
        project via the Admin API or the LangWatch UI.

````

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