MCP server

ColdState — Deterministic Knowledge Infrastructure Official

ai.coldstate/knowledge

Checked 26 Oct 2026, 08:29 UTC · It answered and asked for a sign-in

Deterministic knowledge for AI agents: search, fetch, cite and verify a 48M-entry knowledge base.

Website

At a glance

Type

MCP server

Publisher

coldstate.ai (verified by the MCP Registry)

Status

Needs an API key

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http knowledge https://cold-api.coldstate.ai/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.knowledge]
url = "https://cold-api.coldstate.ai/mcp"

Gemini CLI

{"mcpServers":{"knowledge":{"httpUrl":"https://cold-api.coldstate.ai/mcp"}}}

Cursor

{"mcpServers":{"knowledge":{"url":"https://cold-api.coldstate.ai/mcp"}}}

VS Code

{"servers":{"knowledge":{"type":"http","url":"https://cold-api.coldstate.ai/mcp"}}}

Antigravity

agy mcp add knowledge https://cold-api.coldstate.ai/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"knowledge","server_url":"https://cold-api.coldstate.ai/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"knowledge","server_url":"https://cold-api.coldstate.ai/mcp"}

Needs an API key or token from its maker, usually added as a header in the setup.

Browse

• Notes and wikis

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