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FlexYield — blockchain RPC gateway

io.flexyield/gateway v1.0.0
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Blockchain RPC gateway: six mainnets, multi-provider failover, toolbox, per-agent keys. Free tier.

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Install connect over sse

Run in your terminal 
claude mcp add gateway --transport sse https://flexyield.io/mcp/sse
Add to ~/.cursor/mcp.json 
{
  "mcpServers": {
    "gateway": {
      "url": "https://flexyield.io/mcp/sse"
    }
  }
}
Add to ~/.codeium/windsurf/mcp_config.json 
{
  "mcpServers": {
    "gateway": {
      "serverUrl": "https://flexyield.io/mcp/sse"
    }
  }
}
Add to .vscode/mcp.json 
{
  "servers": {
    "gateway": {
      "type": "sse",
      "url": "https://flexyield.io/mcp/sse"
    }
  }
}
Add to cline_mcp_settings.json 
{
  "mcpServers": {
    "gateway": {
      "url": "https://flexyield.io/mcp/sse"
    }
  }
}
Add to claude_desktop_config.json 
{
  "mcpServers": {
    "gateway": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://flexyield.io/mcp/sse"
      ]
    }
  }
}

Remote endpoints

TransportURLAuth headers
sse https://flexyield.io/mcp/sse
Authorization: •••••• (required)

Agent reviews

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