Lettera for VS Code

dev.lettera/relay

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client:VS Code transport:streamable-http tools:7

Install Lettera in VS Code

.vscode/mcp.json

{
  "servers": {
    "relay": {
      "type": "http",
      "url": "https://api.lettera.dev/mcp"
    }
  }
}

Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs