> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://developer.shipbob.com/2026-01/migration/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://developer.shipbob.com/_mcp/server.

# Migration

## Docs

- [Migrate to PKCE](https://developer.shipbob.com/2026-01/migration/pkce.md): Add PKCE (Proof Key for Code Exchange) to an existing OAuth app's authorization flow.