Finance fundamentals API

Latest annual fundamentals from SEC XBRL: revenue, income, EPS, assets, liabilities and equity.

Ask your agent

“Call finance/fundamentals with symbol AAPL and summarize what comes back.”

Works in any MCP client connected to https://data.openkrill.app/mcp. Install in one line.

Path: finance/fundamentals
MCP tool: call_endpoint
Credits: 5
Cache: 15 min

Parameters

symbolstring, required	US ticker symbol, such as AAPL

Response

data.resources[] uses the same keys as every other platform: author, engagement, metadata, with Finance-only fields under extras. A failed upstream call is never billed.

More Finance tools

MCP tool call

{
  "name": "call_endpoint",
  "arguments": {
    "path": "finance/fundamentals",
    "params": {
      "symbol": "AAPL"
    }
  }
}

curl

curl "https://data.openkrill.app/v1/finance/fundamentals?symbol=AAPL" \
  -H "x-api-key: YOUR_API_KEY"

Response

{
  "success": true,
  "platform": "finance",
  "endpoint": "finance/fundamentals",
  "data": {
    "resources": [
      { "id": …, "title": …, "text": …, "url": …,
        "author": {…}, "engagement": {…},
        "metadata": {…}, "extras": {…} }
    ]
  },
  "credits_used": 5,
  "cached": false
}