lob for Claude.ai
io.usefulapi/lob
Verify US & international addresses and send physical mail (postcards, letters, checks) via Lob.
client:Claude.ai
transport:streamable-http
Install lob in Claude.ai
Settings → Connectors → Add custom connector
https://lob.usefulapi.io/mcpClaude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs