blockfill
Local-first crypto perp/spot execution (TWAP/maker) across 11 venues; keys stay on your machine.
Install
PyPIstdio
uvx blockfill Client config (Claude Desktop, Cursor, Windsurf and most MCP clients)
{
"mcpServers": {
"services-quantech-blockfill": {
"command": "uvx",
"args": [
"blockfill"
]
}
}
}Source: official MCP Registry record · registry name services.quantech/blockfill · published 2026-07-02 · updated 2026-07-02. Not an endorsement; review the code before connecting it to anything sensitive.