> For clean Markdown of any page, append .md to the page URL. > For a complete documentation index, see https://ibkrcampus.com/docs/web-api/trading/instrument-discovery/llms.txt. # Instrument Discovery ## Docs - [Introduction](https://ibkrcampus.com/docs/web-api/trading/instrument-discovery/introduction.md) - [Contract IDs](https://ibkrcampus.com/docs/web-api/trading/instrument-discovery/contract-i-ds.md) - [Crypto Contract Definitions](https://ibkrcampus.com/docs/web-api/trading/instrument-discovery/crypto.md) - [Finding Event Contracts](https://ibkrcampus.com/docs/web-api/trading/instrument-discovery/finding-event-contracts.md) - [Finding Derivative Products](https://ibkrcampus.com/docs/web-api/trading/instrument-discovery/finding-derivative-products.md) - [Finding Options Chains](https://ibkrcampus.com/docs/web-api/trading/instrument-discovery/finding-options-chains.md)