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windowsdalyzhou/ki2api

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App README

Ki2API - Claude Sonnet 4 OpenAI Compatible API

OpenAI-compatible API for Claude Sonnet 4 via AWS CodeWhisperer. This service provides streaming support, tool calls, and multiple model access through a familiar OpenAI API interface.

Features

—🔄 Streaming Support: Real-time response streaming
—🛠️ Tool Calls: Function calling capabilities
—🎯 Multiple Models: Support for Claude Sonnet 4 and Claude 3.5 Haiku
—🔧 XML Tool Parsing: Advanced tool call parsing
—🔄 Auto Token Refresh: Automatic authentication token management
—🛡️ Null Content Handling: Robust message processing
—🔍 Tool Call Deduplication: Prevents duplicate function calls

API Endpoints

—GET /v1/models - List available models
—POST /v1/chat/completions - Create chat completions
—GET /health - Health check
—GET / - Service information

Environment Variables

Required environment variables:

—API_KEY - Bearer token for API authentication (default: ki2api-key-2024)
—KIRO_ACCESS_TOKEN - Kiro access token
—KIRO_REFRESH_TOKEN - Kiro refresh token

Usage

bash

curl -X POST https://your-space-url/v1/chat/completions \n  -H "Authorization: Bearer ki2api-key-2024" \n  -H "Content-Type: application/json" \n  -d '{
    "model": "claude-sonnet-4-20250514",
    "messages": [
      {"role": "user", "content": "Hello!"}
    ]
  }'

Supported Models

—claude-sonnet-4-20250514 - Claude Sonnet 4 (Latest)
—claude-3-5-haiku-20241022 - Claude 3.5 Haiku

Built with FastAPI and optimized for Hugging Face Spaces deployment.