# TreasuryDirect Securities API

**Canonical:** https://apis.io/apis/department-of-the-treasury/treasury-direct-api/  
**Provider:** Department of the Treasury — https://apis.io/providers/department-of-the-treasury/  
**Documentation:** https://www.treasurydirect.gov/TA_WS/securities/announced

TreasuryDirect Securities API is one of 11 APIs that [Department of the Treasury](https://apis.io/providers/department-of-the-treasury/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Securities and Auctions. The published artifact set on APIs.io includes API documentation and an API reference.

Public reference data on marketable Treasury securities (auctions, results, security details) published via TreasuryDirect.

## Machine-readable artifacts (3)

- **Documentation** — https://www.treasurydirect.gov/webapis/webapisindex.htm
- **Reference** — https://www.treasurydirect.gov/instit/instit.htm
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/department-of-the-treasury/refs/heads/main/apis.yml

## Other Department of the Treasury APIs (10)

- [SAM.gov Entity Management API](https://apis.io/apis/department-of-the-treasury/sam-entity-management-api/)
- [IRS Public APIs](https://apis.io/apis/department-of-the-treasury/irs-public-apis/)
- [Department of the Treasury Auctions API](https://apis.io/apis/department-of-the-treasury/department-of-the-treasury-auctions-api/)
- [Department of the Treasury Debt API](https://apis.io/apis/department-of-the-treasury/department-of-the-treasury-debt-api/)
- [Department of the Treasury Exchange Rates API](https://apis.io/apis/department-of-the-treasury/department-of-the-treasury-exchange-rates-api/)
- [Department of the Treasury Interest Rates API](https://apis.io/apis/department-of-the-treasury/department-of-the-treasury-interest-rates-api/)
- [Department of the Treasury Sanctions Lists API](https://apis.io/apis/department-of-the-treasury/department-of-the-treasury-sanctions-lists-api/)
- [Department of the Treasury Search API](https://apis.io/apis/department-of-the-treasury/department-of-the-treasury-search-api/)
- [Department of the Treasury Spending API](https://apis.io/apis/department-of-the-treasury/department-of-the-treasury-spending-api/)
- [Department of the Treasury Treasury Operations API](https://apis.io/apis/department-of-the-treasury/department-of-the-treasury-treasury-operations-api/)

## Tags

Securities, Auctions

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