Search verified-open US grants (federal, state, foundation). Read-only MCP for AI agents.
Connect Remote server
claude mcp add --transport http grantsonar https://grantsonar.com/api/mcp
{
"mcpServers": {
"grantsonar": {
"url": "https://grantsonar.com/api/mcp"
}
}
}
{
"servers": {
"grantsonar": {
"type": "http",
"url": "https://grantsonar.com/api/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://grantsonar.com/api/mcp
Tools 2 found in our last check
search_grantsSearch open grant opportunities in the GrantSonar corpus (federal, state, and foundation grants). Uses semantic similarity over a plain-English description of the project or need, with a keyword fallback. Returns title, agency, deadline, award amounts, similarity score, and a Gr…
get_grantFetch the full detail of a single grant opportunity by its GrantSonar grant_id (UUID), including synopsis, eligibility, deadlines, and award amounts.
Details
| Endpoint | https://grantsonar.com/api/mcp (Streamable HTTP) |
| First published | 29 Jun 2026 |
| Last updated | 29 Jun 2026 |
| Registry name | io.github.romulusfoundry/grantsonar |
More search and web servers See all
Listing data from the official MCP registry. Status and tools from NestDaddy's daily check. Browse all MCP servers.
