# Frameworks & SDKs

Developer frameworks, SDKs, and tools for building AI applications with AVELIN.

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## Featured Guides

- **[Hermes Agent](../hermes.md)** — AI agent framework for autonomous tasks

## Additional Frameworks

### [Mastra](mastra.md)
Open-source TypeScript framework for building AI-powered apps and agents with first-class support for tool use and structured output.

### [openrouter-rs](openrouter-rs.md)
Community-maintained Rust SDK and companion CLI for OpenRouter-compatible APIs like AVELIN.

### [OpenRouter MCP](openrouter-mcp.md)
All-in-one MCP server that gives Claude Desktop, Cursor, Kiro, VS Code, Windsurf, and Cline access to OpenRouter's 300+ LLMs — chat, image/audio/video analysis, and generation.

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## Related

- [API Quickstart](../../api/quickstart.md) — First API call in 5 minutes
- [API Reference](../../api/index.md) — Full endpoint documentation
- [Model Catalog](../../models/README.md) — Full comparison