# Interactive Brokers Contracts API

**Canonical:** https://apis.io/apis/interactive-brokers/interactive-brokers-contracts-api/  
**Provider:** Interactive Brokers — https://apis.io/providers/interactive-brokers/  
**Base URL:** https://localhost:5000/v1/api  
**Documentation:** https://www.interactivebrokers.com/campus/ibkr-api-page/webapi-doc/

Interactive Brokers Contracts API is one of 7 APIs that [Interactive Brokers](https://apis.io/providers/interactive-brokers/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification and an AsyncAPI event-driven specification. Tagged areas include Contracts. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an AsyncAPI specification.

Contract and instrument search

## Machine-readable artifacts (3)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/interactive-brokers/refs/heads/main/openapi/interactive-brokers-contracts-api-openapi.yml
- **Documentation** — https://www.interactivebrokers.com/campus/ibkr-api-page/webapi-doc/
- **AsyncAPI** — https://raw.githubusercontent.com/api-evangelist/interactive-brokers/refs/heads/main/asyncapi/interactive-brokers-asyncapi.yml

## Other Interactive Brokers APIs (6)

- [Interactive Brokers Client Portal API](https://apis.io/apis/interactive-brokers/client-portal-api/)
- [Interactive Brokers Accounts API](https://apis.io/apis/interactive-brokers/interactive-brokers-accounts-api/)
- [Interactive Brokers Market Data API](https://apis.io/apis/interactive-brokers/interactive-brokers-market-data-api/)
- [Interactive Brokers Orders API](https://apis.io/apis/interactive-brokers/interactive-brokers-orders-api/)
- [Interactive Brokers Portfolio API](https://apis.io/apis/interactive-brokers/interactive-brokers-portfolio-api/)
- [Interactive Brokers Sessions API](https://apis.io/apis/interactive-brokers/interactive-brokers-sessions-api/)

## Tags

Contracts

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/interactive-brokers/interactive-brokers-contracts-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/interactive-brokers/.