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Jig

MCP Reference

Jig exposes a full set of tools via the Model Context Protocol (MCP), so AI agents like Claude can manage specs, tasks, and the development lifecycle directly in conversation.

Connect

Add Jig’s hosted MCP server to any MCP-compatible client:

https://mcp.usejig.dev/sse

Claude.ai: Settings > Integrations > Add MCP server

Claude Code: claude mcp add jig-mcp https://mcp.usejig.dev/sse

Other clients: Use the URL above as a remote MCP server endpoint.

Tool categories

The MCP server exposes 58 tools organized by workflow stage:

  • Project setup — list, switch, create, delete projects
  • Spec authoring — CRUD for specs, reparenting, archiving
  • Task management — CRUD for tasks, status updates, verification
  • Criteria — add, list, remove structured acceptance criteria
  • Execution & planning — decompose, next tasks, parallel planning, status, tree view
  • Context — bundles and snippets for reusable context
  • Intake — file bugs and ideas, list and dismiss findings
  • Requests — create, link, resolve, search requests
  • Sharing — share specs with other users
  • Briefing — get a project briefing for new conversations

See All Tools for the complete reference with parameters and examples.