Overview

OpenFIGI is a free API from Bloomberg that lets you look up financial instrument identifiers (FIGIs) for equities, indices, futures, and options. You can map tickers, ISINs, CUSIPs, and other identifiers to standardized FIGI codes used across global markets. It is a valuable tool for developers building financial data pipelines who need to normalize instrument identifiers.

Beginner Tip

You can make up to 250 requests per minute without an API key, which is plenty for getting started; register for a free API key to increase your limits when needed.

Available Data

The kind of data this API exposes, based on its documentation. We could not call the endpoint to confirm the exact field names.

OpenFIGI data via REST API

Example Response

Illustrative shape only — we were not able to call this endpoint (it requires credentials or exposes no public sample URL), so the fields below show the kind of data this API returns rather than a recorded response.

JSON Response · Illustrative
{
  "status": "success",
  "data": {
    "result": "Data from OpenFIGI",
    "description": "Equity, index, futures, options symbology from Bloomberg LP",
    "timestamp": "2025-01-15T10:00:00Z"
  }
}

Field Reference

figi The unique Financial Instrument Global Identifier assigned to this security.
name Full name of the financial instrument or security.
ticker Exchange ticker symbol for the instrument.
exchCode Code of the exchange where the instrument is listed (e.g., US for NYSE/NASDAQ).
securityType Category of the security such as Common Stock, ETF, or Futures.
marketSector Bloomberg market sector classification such as Equity or Index.

Implementation Example

Calls a real endpoint of this API. Replace any placeholder credentials with your own key.

Request
const url = "https://www.openfigi.com/api";
// Replace headers or query params with the values required by this API.
const response = await fetch(url, {
  headers: {
  "X-API-Key": "YOUR_API_KEY"
  }
});
if (!response.ok) throw new Error(`Request failed: ${response.status}`);
const data = await response.json();
console.log(data);

What Can You Build?

Note: These code examples are AI-generated and unverified. Always refer to the official API documentation for accurate usage.

Common Errors & Troubleshooting

Generated guidance based on this API's documentation, not observed by us. Treat it as a starting point and check against the provider's own error reference.

400 Bad Request The mapping request body is malformed or missing required fields
Ensure your request body is an array of mapping objects each containing at least idType and idValue fields.
Empty data array in response No FIGI matches found for the provided identifier
Double-check the identifier value and type; try alternative ID types to find a match.
429 Too Many Requests Exceeded the unauthenticated rate limit of 250 requests per minute
Add your API key in the X-OPENFIGI-APIKEY header to increase limits, and implement request throttling in your code.

Metadata Score Breakdown

Estimated from metadata — endpoint not independently tested

This score is estimated from observable metadata — HTTPS support, authentication model, declared CORS, and documentation reachability — because the API requires authentication or exposes no publicly testable endpoint. The five-signal breakdown is only shown for live-tested APIs.

Metadata estimate · endpoint not independently tested

Technical Specifications

Auth API Key
HTTPS REQUIRED
CORS YES
Category Finance
Difficulty Intermediate
Listing details not endpoint-verified

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