Superbased Observer MCP Server

The exact tokens your AI provider billed you — cache splits, reasoning tokens, long-context surcharges — reconciled across 40 coding tools, entirely on your own machine. Nothing you build here ever…

Local serverstdio

What is the Superbased Observer MCP Server?

Superbased Observer is an MCP project maintained in the marmutapp/superbased-observer repository. The maintainer describes its purpose as “The exact tokens your AI provider billed you — cache splits, reasoning tokens, long-context surcharges — reconciled across 40 coding tools, entirely on your own…”. Read the project documentation for the complete scope.

Local setup

The project provides a local client configuration using /absolute/path/to/observer. Follow the repository’s build and installation steps before copying it, and replace example paths with the paths on your own computer.

Source

Project documentation · Repository · Discovery listing. This profile records the public documentation checked on 2026-10-08.

How to install the Superbased Observer MCP Server

{
  "mcpServers": {
    "observer": {
      "command": "/absolute/path/to/observer",
      "args": [
        "serve"
      ]
    }
  }
}

From the project documentation. Replace placeholders and example paths before connecting.