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

# Claude Messages

> Anthropic-compatible Messages API for Claude 5

Use `claude-sonnet-5` or `claude-opus-5`. `Authorization: Bearer` and `x-api-key` authentication are both accepted.

```bash theme={null}
curl https://api.vidgo.ai/v1/messages \
  -H "x-api-key: $VIDGO_API_KEY" \
  -H "anthropic-version: 2023-06-01" \
  -H "Content-Type: application/json" \
  -d '{"model":"claude-sonnet-5","max_tokens":512,"messages":[{"role":"user","content":"Hello"}]}'
```


## OpenAPI

````yaml POST /v1/messages
openapi: 3.1.0
info:
  title: Vidgo Claude Messages
  version: 1.0.0
servers:
  - url: https://api.vidgo.ai
security: []
paths:
  /v1/messages:
    post:
      summary: Create a Claude message
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required:
                - model
                - messages
                - max_tokens
              properties:
                model:
                  type: string
                  enum:
                    - claude-sonnet-5
                    - claude-opus-5
                messages:
                  type: array
                  items:
                    type: object
                    additionalProperties: true
                max_tokens:
                  type: integer
                stream:
                  type: boolean
                  default: false
              additionalProperties: true
      responses:
        '200':
          description: Message or SSE stream
        '400':
          description: Unsupported model or protocol
      security:
        - bearerAuth: []
        - apiKeyAuth: []
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
    apiKeyAuth:
      type: apiKey
      in: header
      name: x-api-key

````