We do not log, store, or sell your data. Period.
Proof of Balance is a stateless, privacy-first service designed to verify blockchain balances without compromising your privacy.
When you query a wallet balance, here's what happens:
For operational security and error monitoring, we maintain minimal technical logs:
โ We have disabled HTTP request logging and dependency tracking to ensure wallet addresses are never logged.
These logs are retained for a maximum of 30 days and are never shared with third parties or used for any purpose other than security and error diagnostics.
We are committed to transparency and plan to open source this project in the near future. Once available, you will be able to:
Until then, this privacy policy serves as our commitment to you.
We query blockchain data from the following providers:
These providers may have their own logging policies. We recommend reviewing their respective privacy policies if you have concerns.
Zero retention. We use in-memory caching for API responses (5-minute TTL) to improve performance, but:
Since we don't store your data, there's nothing to:
You're in full control. Every query is fresh, stateless, and ephemeral.
If you have concerns about privacy or data handling, we take privacy seriously and are continuously improving our data protection measures.
For inquiries, reach out to: dev [at] oresai [dot] io
Once this project is open sourced, you'll also be able to open issues or discussions on GitHub.
Last Updated: 2025-01-19
ยทVersion: 0.4.0
This privacy policy may be updated to reflect changes in our practices. Material changes will be communicated through this page.