# LangChain - Anthropic-compatible Endpoints
# Reuses Anthropic integration schemas

messages:
  post:
    operationId: langchainAnthropicMessages
    summary: Create message (LangChain - Anthropic format)
    description: |
      Creates a message using Anthropic-compatible format via LangChain.
    tags:
    - LangChain Integration
    requestBody:
      required: true
      content:
        application/json:
          schema:
            $ref: '../../../schemas/integrations/anthropic/messages.yaml#/AnthropicMessageRequest'
    responses:
      '200':
        description: Successful response
        content:
          application/json:
            schema:
              $ref: '../../../schemas/integrations/anthropic/messages.yaml#/AnthropicMessageResponse'
          text/event-stream:
            schema:
              $ref: '../../../schemas/integrations/anthropic/messages.yaml#/AnthropicStreamEvent'
      '400':
        description: Bad request
        content:
          application/json:
            schema:
              $ref: '../../../schemas/integrations/anthropic/common.yaml#/AnthropicError'
      '500':
        description: Internal server error
        content:
          application/json:
            schema:
              $ref: '../../../schemas/integrations/anthropic/common.yaml#/AnthropicError'

    security:
    - BearerAuth: []
    - BasicAuth: []
    - VirtualKeyAuth: []
    - ApiKeyAuth: []
count-tokens:
  post:
    operationId: langchainAnthropicCountTokens
    summary: Count tokens (LangChain - Anthropic format)
    description: |
      Counts tokens using Anthropic-compatible format via LangChain.
    tags:
    - LangChain Integration
    requestBody:
      required: true
      content:
        application/json:
          schema:
            $ref: '../../../schemas/integrations/anthropic/count-tokens.yaml#/AnthropicCountTokensRequest'
    responses:
      '200':
        description: Successful response
        content:
          application/json:
            schema:
              $ref: '../../../schemas/integrations/anthropic/count-tokens.yaml#/AnthropicCountTokensResponse'
      '400':
        description: Bad request
        content:
          application/json:
            schema:
              $ref: '../../../schemas/integrations/anthropic/common.yaml#/AnthropicError'
      '500':
        description: Internal server error
        content:
          application/json:
            schema:
              $ref: '../../../schemas/integrations/anthropic/common.yaml#/AnthropicError'
    security:
    - BearerAuth: []
    - BasicAuth: []
    - VirtualKeyAuth: []
    - ApiKeyAuth: []