Treasury Yields API - Ruby Gem

Treasury Yields provides current and historical US Treasury constant-maturity market yields across the full curve (1-month through 30-year), plus TIPS real yields. Essential data for yield curve analysis and fixed income research.

Installation

Add this line to your application's Gemfile:

gem 'apiverve_treasuryyields'

And then execute:

$ bundle install

Or install it yourself as:

$ gem install apiverve_treasuryyields

Getting Started

Get your API key at APIVerve

Basic Usage

require 'apiverve_treasuryyields'

# Initialize the client
client = APIVerve::Treasuryyields::Client.new(api_key: "YOUR_API_KEY")

# Make a request
response = client.execute({
  date: "2025-06",
  type: "10yr"
})

# Print the response
puts response

Error Handling

begin
  response = client.execute({ date: "2025-06", type: "10yr" })
  puts response["data"]
rescue APIVerve::Treasuryyields::ValidationError => e
  puts "Validation error: #{e.errors.join(', ')}"
rescue APIVerve::Treasuryyields::APIError => e
  puts "API error: #{e.message}"
  puts "Status code: #{e.status_code}"
end

Debug Mode

# Enable debug logging
client = APIVerve::Treasuryyields::Client.new(
  api_key: "YOUR_API_KEY",
  debug: true
)

Example Response

{
  "status": "ok",
  "error": null,
  "data": {
    "date": "2024-02-01",
    "bills": 5.24,
    "notes": 4.35,
    "bonds": 4.67,
    "tips": 2.15,
    "frn": 5.31,
    "changes": {
      "bills": {
        "change1d": 0.02,
        "direction": "up"
      },
      "notes": {
        "change1d": -0.03,
        "direction": "down"
      },
      "bonds": {
        "change1d": 0.01,
        "direction": "up"
      },
      "tips": {
        "change1d": 0,
        "direction": "unchanged"
      },
      "frn": {
        "change1d": 0.02,
        "direction": "up"
      }
    },
    "previousDate": "2024-01-31"
  }
}

Documentation

For more information, visit the API Documentation.

Support

License

This gem is available under the MIT License.