Overview

CircleCI provides programmatic access to automate the software development process using continuous integration and continuous delivery via REST API. This Continuous Integration API enables developers to integrate automate the software development process using continuous integration and continuous delivery into applications, dashboards, and automated workflows. Check the official documentation for endpoint details, authentication requirements, and rate limits.

Available Data

vehicle make and model
year and specifications
fuel economy
VIN decode data

Example Response

JSON Response
{
  "make": "Toyota",
  "model": "Camry",
  "year": 2025,
  "engine": "2.5L 4-cylinder",
  "fuel_economy": {
    "city_mpg": 28,
    "highway_mpg": 39
  },
  "msrp": 28400
}

Implementation Example

Request
const url = "https://circleci.com/docs/api/v1-reference/";
// Replace headers or query params with the values required by this API.
const response = await fetch(url, {
  headers: {
  "X-API-Key": "YOUR_API_KEY"
  }
});
if (!response.ok) throw new Error(`Request failed: ${response.status}`);
const data = await response.json();
console.log(data);

What Can You Build?

Note: These code examples are AI-generated and unverified. Always refer to the official API documentation for accurate usage.

Metadata Score Breakdown

Estimated from metadata — endpoint not independently tested

This score is estimated from observable metadata — HTTPS support, authentication model, declared CORS, and documentation reachability — because the API requires authentication or exposes no publicly testable endpoint. The five-signal breakdown is only shown for live-tested APIs.

Metadata estimate · endpoint not independently tested

Technical Specifications

Auth API Key
HTTPS REQUIRED
CORS UNKNOWN
Difficulty Intermediate
Verified: 2026-04-07

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