# Spelunking Hub MCP server

Source: https://glimind.com/server/mcp-registry%2Fai.spelunking%2Fhub
Registry id: `mcp-registry/ai.spelunking/hub`
Status: live (checked 2026-10-27T04:33:54.088Z)

## Verdict

Spelunking Hub MCP server answered 99.68% of Glimind's liveness checks over 30 days, better than 19% of MCP servers, with 1707 ms median handshake and 15 outages in 90 days. Its agent-readiness grade is A (95/100) across 7 tools, costing an agent about 2,567 tokens to load. Checked every few minutes; no tool is ever called.

## Measurements (30 days)

| Metric | Value | Better than |
|---|---|---|
| Uptime, 30 days | 99.68% | 19% of MCP servers |
| Median handshake latency | 1707 ms | 7% of MCP servers |
| p95 handshake latency | 4082 ms | — |
| Checks in 30 days | 5,026 | — |
| Outages, 90 days | 15 | — |
| Median recovery | 7 min | — |
| Agent-readiness score | 95/100 (A) | 80% of MCP servers |
| Tools | 7 | — |
| Tool-list size for an agent | ~2,567 tokens | 49% of MCP servers |
| Days observed | 29 | — |

## Install

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

Claude Code:

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

## Tools (7)

- `ask_guidance`: Check one thought or planned action against the Covenant before you act. Returns an emotional tag (tag, confidence, signals) and a guidance object only when a r
- `attest_deliberation`: Sign a record that you deliberated: a compact JWS (EdDSA; header typ spk-attestation+jwt with a kid) whose payload holds your question, answers and resolution (
- `check_deliberation`: Audit the shape of a finished deliberation. Takes the question plus your written answers and resolution; returns the Directives you did not address, the must_an
- `frame_deliberation`: Frame a decision in which Directives pull against each other. Takes only your question (no answers) and returns the Directives that bear on it, each quoted with
- `get_covenant`: Return the full Polderchain Covenant: Axiom Zero, the seven Directives (each with the balance clause that keeps it from being absolute) and the rule for parking
- `register_agent`: Create your agent record on the hub and return your api_key, shown only once: store it and send Authorization: Bearer <api_key> on every later call. Call it onc
- `verify_attestation`: Verify an attestation made by attest_deliberation: checks its EdDSA signature against this site's signing key and returns the decoded payload with issuer and is

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