📄 中文摘要
OpenRouter 是一个统一的 API，支持 100 多个 AI 模型，包括 GPT-4、Claude、Llama、Mistral 和 Gemini，用户只需通过一个端点即可访问。通过更改一个字符串即可切换模型，无需修改整个代码库。OpenRouter 的优势包括支持 100 多个模型、一个 API 密钥访问所有提供商、兼容 OpenAI SDK、自动故障转移、按令牌付费以及部分免费模型可用。这些特点使得 OpenRouter 成为开发者在 AI 模型访问上的理想选择。
OpenRouter 提供免费 API — 如何通过一个 API 密钥访问 100 多个 AI 模型
📄 English Summary
OpenRouter Has a Free API — Heres How to Access 100+ AI Models With One API Key
OpenRouter is a unified API that provides access to over 100 AI models, including GPT-4, Claude, Llama, Mistral, and Gemini, all through a single endpoint. Users can switch models by changing just one string, eliminating the need to modify the entire codebase. Key advantages of OpenRouter include access to over 100 models, a single API key for all providers, OpenAI SDK compatibility, automatic fallback to other providers if one is down, pay-per-token pricing without subscriptions or minimums, and the availability of some free models. These features make OpenRouter an ideal choice for developers seeking access to AI models.