Find Web3 people with proof: founders, BD and listing managers, KOLs, market makers, VCs.
Connect Remote server
claude mcp add --transport http firsay https://firsay.io/api/mcp --header "Authorization: Bearer <YOUR_API_KEY>"{
"mcpServers": {
"firsay": {
"url": "https://firsay.io/api/mcp",
"headers": {
"Authorization": "Bearer <YOUR_API_KEY>"
}
}
}
}{
"servers": {
"firsay": {
"type": "http",
"url": "https://firsay.io/api/mcp",
"headers": {
"Authorization": "Bearer <YOUR_API_KEY>"
}
}
}
}Settings > Connectors > Add custom connector
URL: https://firsay.io/api/mcpReplace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools 4 found in our last check
firsay_searchFind Web3 people, projects and Telegram channels with proof and public contacts: BD and listing managers, founders, KOLs, market makers, VCs, developers, OTC deals, projects that need KOLs or a market maker. Describe who you need in plain English. Returns only new leads by defau…
firsay_search_moreThe next people for a search you already ran, skipping everyone you already received. Pass the same query and the handles you got. Counts as one search; a page with nobody new is not counted.
firsay_get_personWhat Firsay holds on one X or Telegram account: public BIO, roles people find them for, team pages that list them, linked accounts. Does not count as a search.
firsay_exportTurns results from firsay_search or firsay_search_more into CSV (for Google Sheets or a CRM) or clean JSON. No search is run.
Headers
| Name | Description |
|---|---|
AuthorizationRequired, secret | Bearer fsy_... personal API key from firsay.io (Account, API keys & MCP) |
Details
| Endpoint | https://firsay.io/api/mcp (Streamable HTTP) |
| First published | 9 Nov 2026 |
| Last updated | 9 Nov 2026 |
| Registry name | io.firsay/firsay |
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