Agent-native MCP over US public + government records, entity- and parcel-keyed.
Connect Remote server
claude mcp add --transport http public-query https://api.amalgament.com/mcp --header "X-API-Key: <X_API_KEY>"{
"mcpServers": {
"public-query": {
"url": "https://api.amalgament.com/mcp",
"headers": {
"X-API-Key": "<X_API_KEY>"
}
}
}
}{
"servers": {
"public-query": {
"type": "http",
"url": "https://api.amalgament.com/mcp",
"headers": {
"X-API-Key": "<X_API_KEY>"
}
}
}
}Settings > Connectors > Add custom connector
URL: https://api.amalgament.com/mcpReplace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server asks for a key before it lists its tools. Connect it with your own key to see them.
Headers
| Name | Description |
|---|---|
X-API-KeyRequired, secret | Amalgament API key (freemium: POST /signup {"email": "..."} at https://api.amalgament.com/signup returns a key + 500 free credits). Tool calls are credit-metered; errors and empty results are free. The claude.ai custom connector uses OAuth instead of this header. |
Details
| Endpoint | https://api.amalgament.com/mcp (Streamable HTTP) |
| First published | 20 Aug 2026 |
| Last updated | 20 Aug 2026 |
| Registry name | com.amalgament/public-query |
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