The Financial Data API for Research

A market data SDK that pulls stock market data and drives insights in minutes, not months, backed by comprehensive SDKs and documentation for every language.

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QUICK START

Get Started with the Python Financial Data API in 3 Steps

From signup to your first stock market data call in under 5 minutes

01

GET YOUR API KEY

Sign up for a free account and instantly receive your API key. No credit card required.

AXION_API_KEY=axn_...
02

INSTALL THE PYTHON SDK

Install the Python finance library, or grab a TypeScript client, with a single command.

pip install axionquant-sdk
03

MAKE YOUR FIRST CALL

Fetch decades of daily and hourly stock market data back to 1987 with just a few lines of code.

from axion import Axion
client = Axion("AXION_API_KEY")
quote = client.get_stock_prices('AAPL')

One Python financial data API.Every signal.

Pricing, fundamentals, sentiment, news, and alternative metrics - all through one financial data SDK. Start building your trading strategy API in seconds.

0M+
API calls per day
0ms
Median response time
0+
Data classes
get_filings.py
from axion import Axion
client = Axion(api_key='axn_123')

results = client.filings.search(
  year='2024',
  quarter='1',
  form='4',
  ticker='AAPL'
)
print(results)

From raw numbers to real understanding

A market data SDK for quant research teams and finance professionals who need better decisions, faster.

Get started
AI research query interface

Cut quant research time

Fetch, organize, transform, and visualize data with a unified set of intelligent tools built for notebook-driven quant research workflows. Everything you need to move from raw information to insight, all in one place.

Event timeline scrubber

Ready to deploy

Run the same powerful workflows across server and client applications. Production-ready architecture, reliable performance, and deployment-friendly tooling included.

AI-cited transcript message

Usage & Billing that makes sense

Simple, predictable billing with transparent usage tracking and no hidden costs

Global document search bar

Find everything in one place

All your financial data in one platform, with a consistent financial data SDK interface across every asset class and dataset.

Deep historical chart view

Full historical depth

Daily and hourly data back to 1987, with the full history of any dataset retrievable nearly instantly for long-horizon research.

Financial data SDKs
inside Claude and
ChatGPT

AxionQuant AI assistant interface
Claude
Axion
ChatGPT

Access daily and historical market data, filings, and transcripts through a quant research API inside your conversation, and move seamlessly from raw inputs to research, correlation, and strategy in one flow.

Combine AxionQuant's financial data API with any external dataset for deeper analysis, all in a single workspace.

Configure tools

Enterprise financial data SDKs for institutional research & algorithmic trading

Instant intelligence, structured for action

Key insights from filings, transcripts, and market events, normalized by the market data SDK and ready for analysis in seconds.

Market awareness across decades of history

Daily and hourly financial data for quantitative research, including earnings calls, transcripts, and market updates across global markets, with decades of history retrievable nearly instantly.

Signal detection across the market

Monitor entities, themes, and keywords with instant alerts across structured and unstructured financial data for algorithmic trading.

Deploy your financial data SDK on your preferred cloud

Deploy AxionQuant's market data SDK through the cloud you already trust, with first-party support across the major platforms.

Microsoft Azure logo

AVM

Microsoft Azure

Deploy on Azure
Amazon Web Services logo

EC2

Amazon Web Services

Deploy on AWS
Google Cloud Platform logo

Compute Engine

Google Cloud Platform

Deploy on GCP

Integration

Secure your financial data API across your stack

AxionQuant connects to your SIEM, EDR, and cloud security tools through the market data SDK and MCP integrations. No rip-and-replace required.

SentrySENTRY
CrowdStrikeCROWDSTRIKE
Palo AltoPALO ALTO
SentinelOneSENTINELONE
DatadogDATADOG
CUSTOM APIS

Python Financial Data API Documentation

Documentation for the market data SDK covers everything from quick start guides to advanced use cases. Interactive examples, code snippets, and detailed API references help you integrate faster and troubleshoot with confidence.

Interactive API explorer with runnable examples
Step-by-step integration guides for Python, TypeScript, and more
Complete endpoint reference with parameters
Code samples for trading strategies and backtesting
Browse docs API reference
Quick Start
Guides & Examples
SDK Documentation
Code Playground

Resources To Get Started

Practical guides and essentials to help you get up and running quickly.

Mar 12, 2024
Applying LSTM Models to Financial Time Series

Applying LSTM Models to Financial Time Series

An overview of how Long Short-Term Memory networks can be used to model market trends and capture long-term dependencies in price data.

5 min read
Aug 27, 2024
Linear Regression as a Baseline for Market Prediction

Linear Regression as a Baseline for Market Prediction

Why simple linear regression still matters in financial modeling and how it serves as a benchmark for more complex models.

5 min read
Jan 5, 2025
Visualizing the Entire Market at Once

Visualizing the Entire Market at Once

Techniques and tools for building large-scale visualizations that capture sector, asset, and index-level market behavior.

6 min read
Jun 19, 2025
Modern Portfolio Optimization in Practice

Modern Portfolio Optimization in Practice

A practical guide to portfolio optimization using risk, return, and correlation data to improve allocation decisions.

6 min read
Nov 3, 2024
Outlier Detection in Market Data

Outlier Detection in Market Data

How to detect anomalies in financial time series and why outliers often signal structural changes or rare events.

6 min read
Feb 14, 2024
US Politics and Market Predictions

US Politics and Market Predictions

An analysis of how elections, legislation, and political uncertainty influence market sentiment and price movements.

8 min read
Sep 9, 2025
Using Web Traffic as a Market Signal

Using Web Traffic as a Market Signal

Exploring how website traffic, search trends, and online engagement can be transformed into predictive indicators.

6 min read
Jul 21, 2024
Sporting Events and Their Impact on Stocks

Sporting Events and Their Impact on Stocks

A look at how major sporting events can affect consumer behavior, brand exposure, and related stock performance.

6 min read
Dec 2, 2025
Seasonal Stocks and Cyclical Patterns

Seasonal Stocks and Cyclical Patterns

Identifying seasonal trends in equities and commodities and incorporating them into trading strategies.

7 min read
May 18, 2024
How Disasters and Weather Affect Markets

How Disasters and Weather Affect Markets

An examination of how extreme weather and natural disasters influence supply chains, commodities, and equities.

5 min read
Apr 7, 2026
How Legal Changes Affect Stock Prices

How Legal Changes Affect Stock Prices

Understanding the relationship between regulatory actions, lawsuits, and their short- and long-term market effects.

6 min read
Jan 25, 2026
Using Foreign Exchange to Predict Regional Markets

Using Foreign Exchange to Predict Regional Markets

How FX movements can serve as leading indicators for regional equity and bond market performance.

5 min read
Jun 11, 2026
Using Beta to Find Supply Chain Correlations

Using Beta to Find Supply Chain Correlations

Applying beta and correlation analysis to uncover relationships between companies linked by supply chains.

6 min read
Sep 16, 2024
RAG for Corporate Profiles and Intelligence

RAG for Corporate Profiles and Intelligence

Using retrieval-augmented generation to build richer, more accurate corporate profiles from unstructured data.

7 min read
Feb 28, 2025
Using Economic Data for Market Insights

Using Economic Data for Market Insights

How macroeconomic indicators like CPI, GDP, and employment data can be leveraged for market analysis.

6 min read
Aug 4, 2024
Using AI to Extract Advanced Market Metrics

Using AI to Extract Advanced Market Metrics

An exploration of AI-driven techniques for deriving complex financial metrics from raw market and alternative data.

5 min read
Mar 12, 2024
Applying LSTM Models to Financial Time Series

Applying LSTM Models to Financial Time Series

An overview of how Long Short-Term Memory networks can be used to model market trends and capture long-term dependencies in price data.

5 min read
Aug 27, 2024
Linear Regression as a Baseline for Market Prediction

Linear Regression as a Baseline for Market Prediction

Why simple linear regression still matters in financial modeling and how it serves as a benchmark for more complex models.

5 min read
Jan 5, 2025
Visualizing the Entire Market at Once

Visualizing the Entire Market at Once

Techniques and tools for building large-scale visualizations that capture sector, asset, and index-level market behavior.

6 min read
Jun 19, 2025
Modern Portfolio Optimization in Practice

Modern Portfolio Optimization in Practice

A practical guide to portfolio optimization using risk, return, and correlation data to improve allocation decisions.

6 min read
Nov 3, 2024
Outlier Detection in Market Data

Outlier Detection in Market Data

How to detect anomalies in financial time series and why outliers often signal structural changes or rare events.

6 min read
Feb 14, 2024
US Politics and Market Predictions

US Politics and Market Predictions

An analysis of how elections, legislation, and political uncertainty influence market sentiment and price movements.

8 min read
Sep 9, 2025
Using Web Traffic as a Market Signal

Using Web Traffic as a Market Signal

Exploring how website traffic, search trends, and online engagement can be transformed into predictive indicators.

6 min read
Jul 21, 2024
Sporting Events and Their Impact on Stocks

Sporting Events and Their Impact on Stocks

A look at how major sporting events can affect consumer behavior, brand exposure, and related stock performance.

6 min read
Dec 2, 2025
Seasonal Stocks and Cyclical Patterns

Seasonal Stocks and Cyclical Patterns

Identifying seasonal trends in equities and commodities and incorporating them into trading strategies.

7 min read
May 18, 2024
How Disasters and Weather Affect Markets

How Disasters and Weather Affect Markets

An examination of how extreme weather and natural disasters influence supply chains, commodities, and equities.

5 min read
Apr 7, 2026
How Legal Changes Affect Stock Prices

How Legal Changes Affect Stock Prices

Understanding the relationship between regulatory actions, lawsuits, and their short- and long-term market effects.

6 min read
Jan 25, 2026
Using Foreign Exchange to Predict Regional Markets

Using Foreign Exchange to Predict Regional Markets

How FX movements can serve as leading indicators for regional equity and bond market performance.

5 min read
Jun 11, 2026
Using Beta to Find Supply Chain Correlations

Using Beta to Find Supply Chain Correlations

Applying beta and correlation analysis to uncover relationships between companies linked by supply chains.

6 min read
Sep 16, 2024
RAG for Corporate Profiles and Intelligence

RAG for Corporate Profiles and Intelligence

Using retrieval-augmented generation to build richer, more accurate corporate profiles from unstructured data.

7 min read
Feb 28, 2025
Using Economic Data for Market Insights

Using Economic Data for Market Insights

How macroeconomic indicators like CPI, GDP, and employment data can be leveraged for market analysis.

6 min read
Aug 4, 2024
Using AI to Extract Advanced Market Metrics

Using AI to Extract Advanced Market Metrics

An exploration of AI-driven techniques for deriving complex financial metrics from raw market and alternative data.

5 min read

Pricing That Scales With You

Flexible plans for developers, startups, and enterprises. Access comprehensive market data, fundamental data, and alternative data through a single financial data API.

Free
Starter
Pro
Enterprise
Pricing
Monthly price
Free
$49.99/mo
$199.99/mo
Custom
Annual price
Free
$39.99/mo
Billed annually
$159.99/mo
Billed annually
Custom
API Limits
Monthly API calls
1,000
50,000
1,000,000
Unlimited
Historical Data
Record availability
1 Year
25 Years
+50 (unlimited)
Unlimited
Data Access
Stocks
ETFs
Forex
Futures
Indices
Crypto
Corporate Intelligence
Earnings
Filings & Financials
Economic Data
News
Credit Ratings
ESG Rankings
Supply Chain
Sentiment Analysis
Web Traffic
Free
Pricing
Monthly price
Free
Annual price
Free
API Limits
Monthly API calls
1,000
Historical Data
Record availability
1 Year
Data Access
Stocks
ETFs
Forex
Futures
Indices
Crypto
Corporate Intelligence
Earnings
Filings & Financials
Economic Data
News
Credit Ratings
ESG Rankings
Supply Chain
Sentiment Analysis
Web Traffic
Starter
Pricing
Monthly price
$49.99/mo
Annual price
$39.99/mo
Billed annually
API Limits
Monthly API calls
50,000
Historical Data
Record availability
25 Years
Data Access
Stocks
ETFs
Forex
Futures
Indices
Crypto
Corporate Intelligence
Earnings
Filings & Financials
Economic Data
News
Credit Ratings
ESG Rankings
Supply Chain
Sentiment Analysis
Web Traffic
Pro
Pricing
Monthly price
$199.99/mo
Annual price
$159.99/mo
Billed annually
API Limits
Monthly API calls
1,000,000
Historical Data
Record availability
+50 (unlimited)
Data Access
Stocks
ETFs
Forex
Futures
Indices
Crypto
Corporate Intelligence
Earnings
Filings & Financials
Economic Data
News
Credit Ratings
ESG Rankings
Supply Chain
Sentiment Analysis
Web Traffic
Enterprise
Pricing
Monthly price
Custom
Annual price
Custom
API Limits
Monthly API calls
Unlimited
Historical Data
Record availability
Unlimited
Data Access
Stocks
ETFs
Forex
Futures
Indices
Crypto
Corporate Intelligence
Earnings
Filings & Financials
Economic Data
News
Credit Ratings
ESG Rankings
Supply Chain
Sentiment Analysis
Web Traffic

Start Building with the AxionQuant Financial Data API

Join thousands of developers and quants using AxionQuant to power financial applications with market data, fundamentals, and alternative data. Grab your free API key and start pulling stock market data in minutes.

Get API KeyRead docs
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