Next free-source huntWe check for new free data every weekday.
FinancialMCP serverFirst audited Nov 13, 2026

chainpulse — real-time crypto + prediction market data for AI agents

Crypto prices, gas, DeFi TVL, and live Polymarket odds. x402 pay-per-call, $0.001, no API key.The vendor's description, from its MCP Registry listing.

Passed, with 1 warningAudited Nov 13, 2026
  • Warning: 7 of 7 tools do not say whether they can change things.

Nothing failed, but there is something to know or fix. Public audit: we connect as an AI client would, list the tools and check what they say. We do not run them. How we audit

Does it work?
YesConnected in 373 ms.
Sign-up?
None neededIt answered without any account or key.
Can it change things?
Doesn't sayIts tools do not say whether they only read, so treat them as able to change things.
Endpointhttps://md.fastdb.in/pulse/mcp

Website Streamable HTTP · protocol 2025-11-25 · server version 0.2.0

What we checked, the evidence, and the tools it offers.

What we checked

Security

  • Passed: Connections are encrypted (HTTPS).

  • Passed: No hidden instructions found in tool text.

Safety labels

  • Warning: 7 of 7 tools do not say whether they can change things.

    MCP lets a server label each tool as read-only or destructive, so clients can ask the user before risky calls. Unlabelled tools are treated as able to change things.

    • crypto_prices
    • gas_prices
    • defi_tvl
    • polymarket_odds
    • polymarket_movers
    • polymarket_resolving
    • service_info

Tools

  • Passed: 7 tools listed.

  • Passed: Every tool describes its inputs with a valid schema.

Protocol

  • Passed: The MCP handshake works (Streamable HTTP).

  • Passed: Protocol version 2025-11-25 (latest).

  • Passed: Unknown requests are refused.

Connection

  • Passed: The server responds.

Tools (7)

As the server describes them. The labels are the server's own: it says whether each tool only reads or can change things.

  • crypto_pricesReal-time USD spot prices for crypto assets. Accepts major symbols (BTC, ETH, SOL, USDC, USDT, DAI, BNB, XRP, ...), any CoinGecko id as "coingecko:<id>", or any token by "<chain>:<tokenAddress>". Agg…Doesn't say
  • gas_pricesLive gas across chains (ethereum, base, arbitrum, optimism, polygon): current gas price, next-block base fee, slow/standard/fast priority-fee tiers straight from chain RPC, native token USD price, an…Doesn't say
  • defi_tvlCurrent total value locked (USD) for DeFi protocols by DefiLlama slug (e.g. uniswap, aave, lido). Paid tool: $0.001 per call via x402 (USDC on Base).Doesn't say
  • polymarket_oddsLive Polymarket prediction market odds. Search any topic free-text ("fed rate cut", "world cup winner") or fetch one market by its slug. Returns normalized markets: outcomes, prices, bid/ask spread,…Doesn't say
  • polymarket_moversPolymarket prediction markets with the biggest odds swings in the last 24 hours, filtered to liquid markets (default $10k+ daily volume), most-moved first. The fastest way to spot where consensus is…Doesn't say
  • polymarket_resolvingActive Polymarket prediction markets resolving within the next N hours (default 24), sorted by 24h volume, with live prices. For tracking imminent event outcomes. Paid tool: $0.001 per call via x402…Doesn't say
  • service_infoFree. Service, pricing, and payment details for the chainpulse tools on this server.Doesn't say

Audit history

  1. Nov 13Warnings

What we sent

Every request in this audit, with the answer and how long it took. We never send credentials and never call a tool.

RequestAnswerTime
initializeHTTP 200373 ms
initializedHTTP 202354 ms
tools/listHTTP 200119 ms
unknown-methodHTTP 200119 ms

Run this server, or disagree with the result?

Fix the issue and it shows in the next weekly audit, or email us to ask for a re-audit or to dispute a finding. Read how we audit for what each check means.