LEGAL & TRUST
The paperwork, without the fog.
What this site collects, how it is protected, what the open licences allow, and where to ask questions. No certifications are claimed that the lab does not hold.
Last reviewed · November 2026
Legal documents
Data handling
| What | Data | Why | Retention |
|---|---|---|---|
| Contact form | Name, email, optional phone, subject, message | Stored on the lab server to reply; a notification is forwarded to the founder via Telegram. | Deleted on request or when no longer needed. |
| Browser storage | tantra-theme, tantra-cookie-choice | Remember your theme and cookie choice. Admin login uses sessionStorage only. | Until you clear it. |
| Analytics | None | No analytics product, no advertising pixel, no session recording. | — |
Full detail lives in the privacy policy.
Model & dataset licences
- AstraGPT-7B and AstraGPTCoder-7B — Apache-2.0.
- AstraGPT Reasoning Dataset — Apache-2.0.
- High-Reasoning Dataset v1 — MIT.
- Website source and gateway implementation are not open source.
The licence on each Hugging Face repository is authoritative. See models and datasets.
Security practices
- HTTPS with HSTS across the site.
- Contact messages stay on a server the lab runs.
- Admin inbox: password plus a short-lived signed session.
- No analytics, ad pixels, session recording or third-party form processor.
- Access to messages restricted to the founder.
Found a security issue?
Report it privately through the contact form — no bug bounty is advertised, but valid reports are acknowledged and fixed.