API Documentation
Integrate powerful text sharing capabilities into your applications with our robust REST API.
Choose Your Plan
Select the perfect plan for your organization's API integration needs
Most Popular
Professional
Perfect for development teams and growing businesses
$9/month
- High-frequency API requests
- Complete API access
- File uploads up to 250MB
- Priority email support
Enterprise
Built for high-volume applications
$199/month
- Ultra-high frequency requests
- Unlimited API access
- File uploads up to 500MB
- Advanced analytics & monitoring
Getting Started
Everything you need to know to start using the TxtParts API
Base URL
https://txt.parts/api/v1
Authentication
x-api-key: ak_your_api_key_here
Rate Limits
Professional Plan
Sliding window rate limiting
Per Minute
60-second window
Enterprise Plan
Sliding window rate limiting
Per 10 Seconds
10-second window
Note: Exact rate limits are configured per environment and may vary. Rate limiting uses sliding window algorithms for fair distribution of requests over time.
File Upload Limits
Professional Plan
250MB
maximum file size
Enterprise Plan
500MB
maximum file size
Need Help?
Get support and generate your API keys