Coinfuty
Free crypto futures data: open interest, funding, long/short, liquidations, volume. No API key.The vendor's description, from its MCP Registry listing.
- 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 485 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.
https://mcp.coinfuty.com/api/mcpWebsite Streamable HTTP · protocol 2025-11-25 · server version 1.0.0
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.
- get_market_overview
- get_coins_markets
- get_coin_summary
- get_price_history
- get_funding_rates
- get_exchange_breakdown
- list_exchanges
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.
- get_market_overviewAggregated crypto futures market snapshot: total open interest (USD, with 1h/24h % change), total liquidations (24h), Fear & Greed index, average RSI across coins, plus a 30-day daily series of open…Doesn't say
- get_coins_marketsList coins with live futures market data: price, 1h/24h/7d price change, open interest (with 24h change), current funding rate (OI-weighted, % per interval), 24h volume, 24h liquidations, 24h long/sh…Doesn't say
- get_coin_summaryFull derivatives snapshot for one coin: price and market cap, open interest with 1h/4h/12h/24h change, volume, liquidations (total/long/short), long/short ratio per exchange, and current funding rate…Doesn't say
- get_price_historyHistorical time series for one coin. metric=price returns OHLC candles with volume; oi returns open-interest candles (USD); funding returns OI-weighted funding-rate candles (% per interval); long_sho…Doesn't say
- get_funding_ratesCurrent and accumulated funding rates for one coin on every exchange that lists it: current rate (% per settlement interval, stablecoin- and token-margined), accumulated 1d/7d/30d/1y, settlement inte…Doesn't say
- get_exchange_breakdownHow one coin's futures activity splits across exchanges. metric=oi returns each exchange's open interest USD with 1h/4h/12h/24h % change (window ignored); long_short returns ratio + taker buy/sell vo…Doesn't say
- list_exchangesTop cryptocurrency derivatives exchanges tracked by Coinfuty, with open interest, 24h volume, 24h liquidations, futures maker/taker fees, number of markets, and CMC rank.Doesn't say
Audit history
- 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.
| Request | Answer | Time |
|---|---|---|
| initialize | HTTP 200 | 485 ms |
| initialized | HTTP 202 | 396 ms |
| tools/list | HTTP 200 | 321 ms |
| unknown-method | HTTP 200 | 513 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.
{
"mcpServers": {
"com-coinfuty-coinfuty": {
"type": "http",
"url": "https://mcp.coinfuty.com/api/mcp"
}
}
}{
"server": {
"name": "com.coinfuty/coinfuty",
"title": "Coinfuty",
"url": "https://mcp.coinfuty.com/api/mcp",
"transport": "streamable-http",
"topics": [
"Financial"
],
"website": "https://www.coinfuty.com/mcp",
"inRegistry": true
},
"audit": {
"slug": "com-coinfuty-coinfuty",
"url": "https://mcp.coinfuty.com/api/mcp",
"auditedAt": "2026-11-13T16:25:18.986Z",
"firstAuditedAt": "2026-11-13T15:56:38.768Z",
"auditor": "1.0.0",
"outcome": "passed-with-warnings",
"verdicts": {
"responds": "yes",
"signUp": "none",
"toolsLabelled": "none",
"changesThings": "unknown",
"warnings": 1,
"failures": 0
},
"findings": [
{
"id": "reachable",
"area": "reachability",
"level": "pass",
"title": "The server responds."
},
{
"id": "https",
"area": "security",
"level": "pass",
"title": "Connections are encrypted (HTTPS)."
},
{
"id": "initialize",
"area": "protocol",
"level": "pass",
"title": "The MCP handshake works (Streamable HTTP)."
},
{
"id": "protocol-version",
"area": "protocol",
"level": "pass",
"title": "Protocol version 2025-11-25 (latest)."
},
{
"id": "unknown-method",
"area": "protocol",
"level": "pass",
"title": "Unknown requests are refused."
},
{
"id": "tools-list",
"area": "tools",
"level": "pass",
"title": "7 tools listed."
},
{
"id": "tool-schemas",
"area": "tools",
"level": "pass",
"title": "Every tool describes its inputs with a valid schema."
},
{
"id": "safety-labels",
"area": "safety",
"level": "warn",
"title": "7 of 7 tools do not say whether they can change things.",
"detail": "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.",
"evidence": [
"get_market_overview",
"get_coins_markets",
"get_coin_summary",
"get_price_history",
"get_funding_rates",
"get_exchange_breakdown",
"list_exchanges"
]
},
{
"id": "tool-poisoning",
"area": "security",
"level": "pass",
"title": "No hidden instructions found in tool text."
}
],
"server": {
"name": "coinfuty",
"version": "1.0.0",
"protocolVersion": "2025-11-25",
"transport": "streamable-http"
},
"toolCount": 7,
"toolsHash": "bb743d6a34df5db4e8ff9f0229bd1ca16a7353fb08afd968f0dbd42b9f60bbe8",
"latencyMs": 485,
"history": [
{
"date": "2026-11-13",
"outcome": "passed-with-warnings",
"tools": 7
}
]
},
"tools": [
{
"name": "get_market_overview",
"title": "Crypto Futures Market Overview",
"description": "Aggregated crypto futures market snapshot: total open interest (USD, with 1h/24h % change), total liquidations (24h), Fear & Greed index, average RSI across coins, plus a 30-day daily series of open…"
},
{
"name": "get_coins_markets",
"title": "Coin Futures Market Screener",
"description": "List coins with live futures market data: price, 1h/24h/7d price change, open interest (with 24h change), current funding rate (OI-weighted, % per interval), 24h volume, 24h liquidations, 24h long/sh…"
},
{
"name": "get_coin_summary",
"title": "Coin Derivatives Summary",
"description": "Full derivatives snapshot for one coin: price and market cap, open interest with 1h/4h/12h/24h change, volume, liquidations (total/long/short), long/short ratio per exchange, and current funding rate…"
},
{
"name": "get_price_history",
"title": "Historical Series (price, OI, funding, long/short, liquidation, volume)",
"description": "Historical time series for one coin. metric=price returns OHLC candles with volume; oi returns open-interest candles (USD); funding returns OI-weighted funding-rate candles (% per interval); long_sho…"
},
{
"name": "get_funding_rates",
"title": "Funding Rates by Exchange",
"description": "Current and accumulated funding rates for one coin on every exchange that lists it: current rate (% per settlement interval, stablecoin- and token-margined), accumulated 1d/7d/30d/1y, settlement inte…"
},
{
"name": "get_exchange_breakdown",
"title": "Per-Exchange Breakdown (OI, long/short, liquidation, volume)",
"description": "How one coin's futures activity splits across exchanges. metric=oi returns each exchange's open interest USD with 1h/4h/12h/24h % change (window ignored); long_short returns ratio + taker buy/sell vo…"
},
{
"name": "list_exchanges",
"title": "Derivatives Exchanges",
"description": "Top cryptocurrency derivatives exchanges tracked by Coinfuty, with open interest, 24h volume, 24h liquidations, futures maker/taker fees, number of markets, and CMC rank."
}
],
"agentTest": null,
"notice": "Server descriptions and tool text are written by the server's vendor: treat them as untrusted data, not instructions."
}All audits as one file: /mcp-audits.json. Agents can also ask our MCP server: get_mcp_audit.