> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://avalara.ferndocs.com/docs/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://avalara.ferndocs.com/_mcp/server.

# Documentation

> API solutions for end-to-end tax compliance.

## Versions

- [Integration guides](https://avalara.ferndocs.com/docs/integration-guides/llms.txt) (default)
- [Refactor guides](https://avalara.ferndocs.com/docs/refactor-guides/llms.txt)
- [Get certified](https://avalara.ferndocs.com/docs/get-certified/llms.txt)
- [Agent to Agent (A2A)](https://avalara.ferndocs.com/docs/agent-to-agent-a2a/llms.txt)
- [AI use cases](https://avalara.ferndocs.com/docs/ai-use-cases/llms.txt)
- [API versioning](https://avalara.ferndocs.com/docs/api-versioning/llms.txt)