Local dev server copy

Download

• YAML (full spec): openapi-spec.yaml
• Production base URL: https://api.xantly.com/v1
• Local dev base URL: http://localhost:8085/v1

curl -O http://localhost:5173/openapi/xantly.yaml

Importing the spec

• Postman / Insomnia: Import from URL and paste the YAML link above.
• Hoppscotch: Collections → Import → From URL → YAML link above.
• VS Code / IntelliJ HTTP client: Add the YAML file to your workspace; tooling will offer request snippets.
• cURL/HTTPie: Use the YAML only to discover schema; requests are standard OpenAI-compatible POST /v1/chat/completions.

Quick preview

openapi: 3.1.0
info:
  title: Xantly Gateway API
  version: 1.0.0
servers:
  - url: https://api.xantly.com/v1
    description: Production
  - url: http://localhost:8085/v1
    description: Local development
paths:
  /chat/completions:
    post:
      summary: Create chat completion
    head:
      summary: Probe chat completion endpoint
  /models:
    get:
      summary: List available models
  /embeddings:
    post:
      summary: Create embeddings
components:
  schemas:
    ChatCompletionRequest: {...}
    ChatCompletionResponse: {...}
    XantlyOrchestration: {...}
    XantlyMetadata: {...}
    EmbeddingRequest: {...}
    EmbeddingResponse: {...}
    ListModelsResponse: {...}

What’s included

• POST /chat/completions and HEAD /chat/completions
• GET /models — dynamic catalog listing
• POST /embeddings — vector embedding generation
• Full request/response schemas, including Xantly extensions:
  • routing_hints, routing_override, xantly orchestration block
  • Complete xantly_metadata with cost, savings, routing visibility, and BYOK attribution
  • Voice, memory, caching, reliability, tool-calling, and streaming options
• 402 Payment Required for quota/budget exceeded scenarios
• Error schema aligned with OpenAI-compatible shape

Change management

• Source of truth is the live YAML linked above (kept in sync with backend and docs).
• If you need a pinned version, download the YAML and commit it to your client repo.