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

# Changelog

## 2026-09 — Developer portal launched

The Jelliu developer portal is live at `developer.jelliu.co`, with guides for authentication, errors, rate limits, pagination, webhooks, the MCP server and the web chat widget, alongside the API reference.