# Nikolife2016 Pulsefeed X402 MCP server

Source: https://glimind.com/server/mcp-registry%2Fio.github.nikolife2016%2Fpulsefeed-x402
Registry id: `mcp-registry/io.github.nikolife2016/pulsefeed-x402`
Status: live (checked 2026-10-27T01:47:35.336Z)

## Verdict

Nikolife2016 Pulsefeed X402 MCP server answered 99.97% of Glimind's liveness checks over 30 days, better than 38% of MCP servers, with 1119 ms median handshake and 24 outages in 90 days. Its agent-readiness grade is A (96/100) across 11 tools, costing an agent about 1,481 tokens to load. Checked every few minutes; no tool is ever called.

## Measurements (30 days)

| Metric | Value | Better than |
|---|---|---|
| Uptime, 30 days | 99.97% | 38% of MCP servers |
| Median handshake latency | 1119 ms | 16% of MCP servers |
| p95 handshake latency | 3768 ms | — |
| Checks in 30 days | 4,907 | — |
| Outages, 90 days | 24 | — |
| Median recovery | 19 min | — |
| Agent-readiness score | 96/100 (A) | 82% of MCP servers |
| Tools | 11 | — |
| Tool-list size for an agent | ~1,481 tokens | 59% of MCP servers |
| Days observed | 29 | — |

## Install

```json
{
  "mcpServers": {
    "nikolife2016-pulsefeed-x402-mcp-server": {
      "type": "http",
      "url": "https://pulsefeed.dev/mcp-server"
    }
  }
}
```

Claude Code:

```sh
claude mcp add --transport http nikolife2016-pulsefeed-x402-mcp-server https://pulsefeed.dev/mcp-server
```

## Tools (11)

- `check_x402_endpoint`: Before paying an unknown x402 endpoint, check whether it is safe: liveness, trust score (0-100), anomaly flags (receiver address changed between observations, c
- `mcp_check_server`: Before installing an MCP server or npm package, audit it: does it run an INSTALL SCRIPT (arbitrary code execution at `npm i`), is it abandoned, does it ship a r
- `mcp_drift_check`: The rug pull check. `mcp_check_server` answers whether a package is safe TODAY; this answers what CHANGED after it was adopted: an install script added in a lat
- `mcp_security_report`: State of MCP Security: how many audited MCP servers run an arbitrary install script, are abandoned, ship no repository or license — with day-over-day deltas and
- `pulsefeed_products`: List PulseFeed's paid products and how to pay via x402 (USDC on Base): deep trust check, endpoint track record, bulk trust dataset, full MCP drift series, the c
- `x402_changes`: What changed in the x402 ecosystem recently: services that stopped returning a valid challenge, receiver (payTo) changes, price changes, recoveries, newly-seen 
- `x402_data_sample`: FREE sample of the PulseFeed Data API: top-10 live x402 services as FULL records (compounding payTo/price history, anomaly flags, on-chain receiver profile), to
- `x402_ecosystem_stats`: Live health of the whole x402 agent-payment ecosystem: tracked/alive/dead counts, catalog-accuracy audit (what share of listings called 'healthy' actually work)
- `x402_incidents`: Anomalies observed in live x402 endpoints by continuous independent measurement: receiver-address changes between observations, catalog price vs. challenge pric
- `x402_leaderboard`: Top x402 services ranked by the open PulseFeed Trust Score (0-100), with price and network — the most reliable live agent-payment endpoints right now. Free.
- `x402_working_services`: List x402 agent-payment services that are currently ALIVE and return a valid x402 challenge, ranked by PulseFeed Trust Score, plus ecosystem risk map. Use this 

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