AxionQuant Documentation
Everything you need to build with AxionQuant: REST endpoints across market data, fundamentals, alternative data and macro signals, plus official client libraries for Python, JavaScript and C. Start with the introduction or jump straight to a section below.
AxionQuant delivers market data, company fundamentals, financial statements, and alternative datasets through a fast, reliable REST API.
Get up and running in minutes with simple endpoints, predictable responses, and comprehensive coverage across equities, earnings, fundamentals, ownership data, and more. Focus on building your product, not cleaning data.
Developer quickstart
Make your first API request in minutes. Learn the basics of the AxionQuant platform.
const { Axion } = require('@axionquant/sdk');
const API_KEY = 'axn_123';
const client = new Axion(API_KEY);
const prices = await client.stocks.prices('AAPL', {
frame: 'daily',
from: '2025-12-01',
to: '2025-12-19'
});
console.log(prices);CLIENT LIBRARIES
OpenAPI Specification
Machine-readable schema for every endpoint - import into Postman, Insomnia, or paste into any LLM.
llms.txt
Machine-readable docs for LLMs - copy the link and paste it into any LLM to generate perfect code from open-ended prompts.
Authentication
All API requests require authentication using your API key. You can obtain your API key from the Dashboard
https://api.axionquant.comAPI Key Usage
Include your API key in one of the following ways:
x-api-key: YOUR_API_KEY
HTTP Header (Recommended)
Authorization: Bearer YOUR_API_KEY
Authorization Header
?apiKey=YOUR_API_KEY
Query Parameter
Authentication Examples
JavaScript (Fetch API)
async function fetchStockData(ticker) {
const response = await fetch(`https://api.axionquant.com/stocks/${ticker}`, {
headers: { 'x-api-key': 'your-api-key-here' }
});
return await response.json();
}Python (Requests)
import requests
def get_stock_data(ticker, api_key):
url = f"https://api.axionquant.com/stocks/{ticker}"
params = {"apiKey": api_key}
return requests.get(url, params=params).json()
Bash (cURL)
curl -X GET "https://api.axionquant.com/stocks/AAPL"
-H "Authorization: Bearer YOUR_API_KEY"