Open-source proxy and SDK exposing 100+ model providers behind one OpenAI-compatible API
Claude models with tool use, the MCP connector, Agent Skills, and the Claude Agent SDK | 5/5 |
One OpenAI-compatible endpoint in front of hundreds of hosted models, with automatic fallback and per-key spend limits | 5/5 |
Unified model endpoint with failover, spend limits, and observability, wired into the AI SDK | 5/5 |
Gemini multimodal models via Google AI Studio and Vertex AI, with function calling and MCP support | 5/5 |
GPT-5 series models, embeddings, and the Responses API with native MCP and tool use | 5/5 |
Serverless and dedicated inference for open models, plus a hosted MCP endpoint over Hub tools | 5/5 |