Treasury Yields API
Treasury Yields provides current and historical interest rates for US Treasury securities including T-bills, T-notes, T-bonds, TIPS, and Floating Rate Notes. Essential data for yield curve analysis and fixed income research.
Live Test API
Try out the Treasury Yields with a live request and see the response in real-time.
API Request
API Response
123456789101112{ "status": "ok", "error": null, "data": { "date": "2024-02-01", "bills": 5.24, "notes": 4.35, "bonds": 4.67, "tips": 2.15, "frn": 5.31 } }
Multiple Access Methods
REST API with multiple response formats, GraphQL, and MCP for AI agents
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Extensible Markup Language
YAML
Human-readable data format
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Comma-separated values
GraphQL
Query language for APIs
MCP
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Frequently Asked Questions
Get answers to common questions about the Treasury Yields API
Who built the Treasury Yields API?
The Treasury Yields API is built and maintained by APIVerve. All 300+ APIs on our platform are developed in-house by the APIVerve team, ensuring consistent quality, unified authentication, predictable pricing, and enterprise-grade reliability backed by our 99.9% uptime SLA. We handle the infrastructure, maintenance, and updates so you can focus on building your application.
What does the Treasury Yields API do?
Treasury Yields provides current and historical interest rates for US Treasury securities including T-bills, T-notes, T-bonds, TIPS, and Floating Rate Notes. Essential data for yield curve analysis and fixed income research. The API returns structured data in JSON, XML, or YAML format, making it easy to integrate into any application or workflow.
How fast is the Treasury Yields API?
The Treasury Yields API has an average response time of 500ms, with a median (p50) of 467ms and 99th percentile of 720ms. Our infrastructure maintains 99.9% uptime with servers distributed globally for low latency.
How much does the Treasury Yields API cost?
Each call to the Treasury Yields API uses 1 credit. The free tier includes 100 credits per month. Paid plans start at $29.99/month with higher limits, and enterprise plans offer custom pricing with priority support.
How do I authenticate Treasury Yields API requests?
Include your API key in the request header as X-API-Key: your_key_here. All requests are made over HTTPS for security. You can get your API key by signing up for a free account.
What HTTP methods does Treasury Yields support?
The Treasury Yields API supports GET requests. Simply pass your parameters as query strings in the URL. Check our documentation for detailed parameter specifications.
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