# Screwtape MCP server

Source: https://glimind.com/server/mcp-registry%2Fai.screwtape%2Fscrewtape
Registry id: `mcp-registry/ai.screwtape/screwtape`
Status: live (checked 2026-10-27T02:29:24.671Z)

## Measurements (30 days)

- Uptime: 99.93%
- Checks: 1618
- Outages (90 days): 1

## Install

```json
{
  "mcpServers": {
    "screwtape-mcp-server": {
      "type": "http",
      "url": "https://screwtape.ai/mcp"
    }
  }
}
```

Claude Code:

```sh
claude mcp add --transport http screwtape-mcp-server https://screwtape.ai/mcp
```

## Tools (6)

- `buy_pack`: Return the x402 payment requirements for the Starter prepaid pack ($40, 10000 calls), plus how to pay with USDC on Base or Solana. pack is starter. This call do
- `check_duplicate_invoice`: Duplicate invoice check before an agent pays. Same as judge with one duplicate check: it compares this invoice with the invoices this API key recorded earlier a
- `consensus`: False-consensus check for 2 to 16 answers to the same task. It scores how the answers agree and flags agreement that looks copied or too thin to trust. Screwtap
- `get_api_key`: Create a free Screwtape.ai API key (10 calls per UTC day) with no human approval. Call it only when no Screwtape key is configured and you can compute SHA-256 w
- `judge`: An independent pass/fail/retry verdict on ONE agent output. Call it before you return, store or act on a draft answer, especially when you have the evidence the
- `publish_receipt`: Publish a signed receipt you own so a public page and a Screwtape Verified badge can link to that one verdict. Call it when you want to show that a specific out

Measured by Glimind (https://glimind.com): MCP handshake + tool list only, no tool is ever called. CC BY 4.0.