MCP server

Grants Gov

io.github.pipeworx-io/grants-gov

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Grants.gov MCP — open federal grant opportunities (free, no auth)

Website Source

At a glance

Type

MCP server

Publisher

pipeworx.io (verified by the MCP Registry)

Status

Working at last check

Tools

47

Token cost

About 28,561 tokens per request

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 grants-gov https://gateway.pipeworx.io/grants-gov/mcp

Claude Desktop

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

Codex (config.toml)

[mcp_servers.grants-gov]
url = "https://gateway.pipeworx.io/grants-gov/mcp"

Gemini CLI

{"mcpServers":{"grants-gov":{"httpUrl":"https://gateway.pipeworx.io/grants-gov/mcp"}}}

Cursor

{"mcpServers":{"grants-gov":{"url":"https://gateway.pipeworx.io/grants-gov/mcp"}}}

VS Code

{"servers":{"grants-gov":{"type":"http","url":"https://gateway.pipeworx.io/grants-gov/mcp"}}}

Antigravity

agy mcp add grants-gov https://gateway.pipeworx.io/grants-gov/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":"grants-gov","server_url":"https://gateway.pipeworx.io/grants-gov/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"grants-gov","server_url":"https://gateway.pipeworx.io/grants-gov/mcp"}

Tools

• agency_posting_trend ~256 tokens
  An agency's opportunity-posting trend by federal fiscal year (Oct-Sep): how many opportunities it posted, total estimated program funding, and average award ceiling, per year. Answers "is this agency posting more or fewer opportunities than last year" and "how has this agency's funding trended". Fis
• get_historical_opportunity ~208 tokens
  Fetch one Grants.gov opportunity by its numeric opportunity ID, in ANY status (open, closed, archived, or forecasted) — unlike get_opportunity, which calls the live API and only reliably resolves currently-open opportunities. Returns the full record plus a computed `status` (derived from close/archi
• get_opportunity ~126 tokens
  Fetch full details for a Grants.gov opportunity by ID. Returns synopsis text, eligibility, award ceiling/floor, attachments, contact info, and version history.
• search_historical_opportunities ~748 tokens
  Search Grants.gov's FULL opportunity history (closed and archived opportunities back to 2004, plus forecasted opportunities not yet posted) — coverage search_opportunities' live API cannot serve, since search2 only usefully answers "what is open right now". Covers Grants.gov's full catalog, refreshe
• search_opportunities ~920 tokens
  Search Grants.gov for currently-open or recently-closed federal funding opportunities. Filter by keyword, opportunity status, agency code, funding category, or date range. Returns opportunity number, title, agency, open/close dates, and assistance listing numbers (formerly CFDA).

Browse

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