123FormBuilder MCP Server and API by Cotlet for Claude.ai
dev.cotlet/123formbuilder
123FormBuilder online form builder MCP server: list forms, list submissions, edit submission.
client:Claude.ai
transport:streamable-http
Install 123FormBuilder MCP Server and API by Cotlet in Claude.ai
Settings → Connectors → Add custom connector
https://cotlet.dev/mcp/v1/123formbuilder/connect
Claude 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