Terms of Service for Opus Fast

Last Updated: Sun Feb 08 2026

Welcome to OpusFast. By using our AI-powered chat interface, you agree to these terms.

1. Service Description

OpusFast provides:
- Free access to Claude Opus 4.6 fast mode
- 2.5x faster AI response speed
- Browser-based chat interface
- Code analysis and debugging assistance
- Multi-turn conversational AI

2. Access

To use OpusFast:
- Visit opusfast.com in your browser
- No signup or account required
- Begin chatting immediately
- Free tier available to all users

3. Usage Guidelines

You agree to:
- Use the service for legitimate purposes
- Not attempt to reverse engineer the system
- Not use the service to generate harmful content
- Respect system rate limits
- Follow applicable laws and regulations

4. Data and Privacy

Regarding your data:
- You retain all rights to your inputs and outputs
- We do not store conversations permanently
- Data is processed securely
- No user data is used for model training
- 30-day maximum data retention

5. Service Limitations

OpusFast:
- Is provided "as is"
- May have occasional downtime
- Requires stable internet connection
- Has usage rate limits on free tier
- May update periodically

6. User Responsibilities

You are responsible for:
- Reviewing AI-generated outputs
- Backing up important results
- Verifying code before production use
- Reporting issues appropriately

7. Intellectual Property

7.1 Your Rights
- You own your input content
- You own outputs generated from your prompts
- You control your data

7.2 Our Rights
- We own the OpusFast service
- We own the website interface
- We own the documentation and brand assets

8. Termination

We may suspend service if you:
- Violate these terms
- Misuse the service
- Exceed rate limits
- Attempt unauthorized access

9. Updates

We may update the service and these terms at any time. Continued use constitutes acceptance.

10. Support

Email: support@opusfast.com
Response within 24 hours for general inquiries.

11. Disclaimer

OpusFast is provided without warranty. AI outputs should be verified before use in production environments.

By using OpusFast, you agree to these terms.

For questions, contact: support@opusfast.com