FactoGraph

Connect it to your AI

Claude Code

claude mcp add --transport http factograph https://api.factograph.app/api/mcp

Claude, ChatGPT, Cursor and other apps

Add it as a custom connector with this URL (Streamable HTTP):

https://api.factograph.app/api/mcp

Cursor, VS Code and other apps (mcp.json)

{
  "mcpServers": {
    "factograph": {
      "url": "https://api.factograph.app/api/mcp"
    }
  }
}

Tools it offers

7 tools, as the server itself reported during our check on Oct 31, 2026.

• getManualThe store's manual - how to run its steps and cite its facts - and what it holds: how many facts, from which sources. Read it before the store's other tools, and follow it.
• listFactsEvery fact in the store, numbered, each number a link to the fact. Cite a fact as its number with its link, [F3](<link>).
• askAsk a question; the store answers only from its facts, each claim linked to its fact, and checks the answer against them. Stores nothing. Returns the step's state: `waiting` (a prompt to do and answer with replyToPrompt)
• startStepStart a step - propose, add, documents, ask or remove - in a private store, with its JSON body, as the manual says. propose stores nothing; add stores only facts the person approved, with propose's proposal_id and their
• getStepWhere a running step is now: its next prompt, or its result.
• replyToPromptAnswer the prompt a step is waiting on - do the model work in its `system` and `messages` first. Keep answering until the step is done or failed.
• createStoreA new, empty FactoGraph store of the person's own: its private link, which these tools take as `store`. Only after the person said yes to having one. Nothing is stored until the link is first opened. The link is the stor

Questions