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Terms of Service

Last updated: May 15, 2026

1. Agreement to Terms

By accessing or using CostLens ("Service"), you agree to be bound by these Terms of Service ("Terms"). If you disagree with any part of these terms, you may not access the Service.

2. Description of Service

CostLens provides AI cost attribution and productivity tracking services, including:

  • Per-feature, per-developer cost attribution for OpenAI and Anthropic
  • Smart routing to automatically select cost-optimal models
  • Productivity tracking (sessions, commits, PRs, time-to-ship)
  • MCP server for coding agents (Claude Code, Kiro, Cursor)
  • Scheduled reports and budget alerts
  • Usage monitoring with Slack kill switch

3. User Accounts

Account Creation

You must provide accurate, complete, and current information during registration. You are responsible for maintaining the confidentiality of your account credentials.

Account Security

You are responsible for all activities that occur under your account. Notify us immediately of any unauthorized access or security breach.

4. Subscription Plans

Plan Tiers

  • Free: $0/month with basic features
  • Starter: $9/month with enhanced features
  • Pro: $29/month with advanced features
  • Enterprise: Custom pricing with full features

Billing

Subscriptions are billed monthly or annually in advance. All fees are non-refundable except as required by law or as explicitly stated in our refund policy.

Cancellation

You may cancel your subscription at any time. Cancellation takes effect at the end of the current billing period. No refunds will be provided for partial months.

5. Acceptable Use

You agree NOT to:

  • Use the Service for any illegal purpose
  • Attempt to gain unauthorized access to our systems
  • Interfere with or disrupt the Service
  • Share your account credentials with others
  • Reverse engineer or attempt to extract source code
  • Use the Service to compete with CostLens
  • Violate any applicable laws or regulations

6. API Keys and Third-Party Services

You are responsible for your own API keys for third-party services (OpenAI, Anthropic, etc.). CostLens is not responsible for charges incurred through your API keys or any issues with third-party services.

7. Data and Privacy

Your use of the Service is also governed by our Privacy Policy. We collect and process data as described in our Privacy Policy.

Data Retention: We retain your data according to your plan tier (7-365 days). You can request data deletion at any time.

8. Intellectual Property

The Service and its original content, features, and functionality are owned by CostLens and are protected by international copyright, trademark, and other intellectual property laws.

You retain all rights to your data and prompts. By using the Service, you grant us a limited license to process your data to provide the Service.

9. Disclaimers

THE SERVICE IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.

We do not guarantee:

  • Uninterrupted or error-free service
  • Specific cost savings amounts
  • Accuracy of analytics or predictions
  • Compatibility with all third-party services

10. Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY LAW, COSTLENS SHALL NOT BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES, OR ANY LOSS OF PROFITS OR REVENUES, WHETHER INCURRED DIRECTLY OR INDIRECTLY, OR ANY LOSS OF DATA, USE, GOODWILL, OR OTHER INTANGIBLE LOSSES.

Our total liability shall not exceed the amount you paid us in the 12 months preceding the claim.

11. Indemnification

You agree to indemnify and hold harmless CostLens from any claims, damages, losses, liabilities, and expenses arising from your use of the Service or violation of these Terms.

12. Modifications to Service

We reserve the right to modify or discontinue the Service at any time, with or without notice. We will not be liable to you or any third party for any modification, suspension, or discontinuance of the Service.

13. Changes to Terms

We may update these Terms from time to time. We will notify you of any changes by posting the new Terms on this page and updating the "Last updated" date.

Your continued use of the Service after changes constitutes acceptance of the new Terms.

14. Termination

We may terminate or suspend your account immediately, without prior notice, for any reason, including breach of these Terms.

Upon termination, your right to use the Service will immediately cease. All provisions of these Terms which by their nature should survive termination shall survive.

15. Governing Law

These Terms shall be governed by and construed in accordance with the laws of the jurisdiction in which CostLens operates, without regard to its conflict of law provisions.

16. Dispute Resolution

Any disputes arising from these Terms or the Service shall be resolved through binding arbitration, except where prohibited by law.

17. Contact Information

For questions about these Terms, please contact us at:

Email: legal@costlens.dev
Website: costlens.dev

By using CostLens, you acknowledge that you have read, understood, and agree to be bound by these Terms of Service.