CoinGecko data API

9 endpoints for CoinGecko: quote, trending, profile, search, coins, exchanges, chart, ohlc, daily snapshot. One API key, one JSON schema, as MCP tools or REST.

Endpoints

Call any of them over MCP with call_endpoint and its path, or over REST.

Endpoint	Returns	Credits	Cache
quoteGET /v1/coingecko/quote	Spot price and 24 hour change for one or more coins.	1	10 min
trendingGET /v1/coingecko/trending	Coins trending in CoinGecko searches over the last 24 hours, with price and market cap rank.	1	30 min
profileGET /v1/coingecko/profile	One coin: description, website, categories, price, market cap and 24 hour change.	1	15 min
searchGET /v1/coingecko/search	Coins whose name or symbol matches a query, with the coin id other CoinGecko cells take.	1	2 min
coinsGET /v1/coingecko/coins	Coin leaderboard on CoinGecko: price, market cap, volume and the 24 hour move per row.	5	30 min
exchangesGET /v1/coingecko/exchanges	Spot exchanges CoinGecko ranks by trust score, with country, age and 24 hour volume.	5	30 min
chartGET /v1/coingecko/chart	Price series for one coin on CoinGecko, one row per sample, oldest first.	5	30 min
ohlcGET /v1/coingecko/ohlc	Candlestick bars for one CoinGecko coin: open, high, low and close per interval.	1	30 min
daily-snapshotGET /v1/coingecko/daily-snapshot	One CoinGecko coin on one past day: price, market cap, volume and the 24 hour move.	1	30 min

Connect your agent over MCP

Remote MCP server: https://data.openkrill.app/mcp with your key in the x-api-key header.

Claude Code · Run in a terminal

claude mcp add --transport http krilldata \
  https://data.openkrill.app/mcp \
  --header "x-api-key: YOUR_API_KEY"

Cursor · Add to ~/.cursor/mcp.json

{
  "mcpServers": {
    "krilldata": {
      "url": "https://data.openkrill.app/mcp",
      "headers": {
        "x-api-key": "YOUR_API_KEY"
      }
    }
  }
}

Claude Desktop · Add to claude_desktop_config.json

{
  "mcpServers": {
    "krilldata": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://data.openkrill.app/mcp",
        "--header",
        "x-api-key:${API_KEY}"
      ],
      "env": {
        "API_KEY": "YOUR_API_KEY"
      }
    }
  }
}