Taxu's APIs

Learn about Taxu's powerful unified APIs for tax filing, banking, investment, and accounting.

Taxu provides a unified set of REST APIs, comprised of four namespaces, for accepting payments, managing financial workflows, filing taxes, and building comprehensive financial applications.

Overview

You can authenticate requests, shape responses, localize data, test integrations, and handle errors consistently across Taxu products.

RESTful Architecture

Simple HTTP verbs (GET, POST, PUT, DELETE) with predictable resource-oriented URLs

JSON Responses

All API responses return JSON with consistent error formatting

Idempotent Requests

Safe retries with idempotency keys to prevent duplicate operations

Webhooks

Real-time event notifications for asynchronous operations

Base URL

https://api.taxu.com/v1

Authentication and security

Taxu uses API keys to authenticate requests. You can view and manage your API keys in the Dashboard.

API Keys

Authenticate requests with secret and restricted keys.

Test Mode
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Live Mode
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Learn more about API keys

Important: Your API keys carry many privileges, so be sure to keep them secure! Do not share your secret API keys in publicly accessible areas such as GitHub, client-side code, and so forth.

Rate limits

Understand throttling and rate limiting behavior with the Taxu API.

100
requests per second
10,000
requests per minute
500,000
requests per day

Ready to get started?

Try out our interactive API explorer or dive into the comprehensive documentation.