2026-05-036 min
BYOK explained: bring your own Anthropic key, keep your data
BYOK ("bring your own key") sounds like a pricing trick. It is actually a security posture. Here is the difference, and what brocco ships by default.
BYOK Claude,bring your own key,Anthropic ZDR
The three BYOK postures
Long-form copy in progress. The outline below is what this section will cover. Open the dashboard to see brocco run the patterns described here.
- Server proxy
- Client direct
- Hosted with ZDR
How brocco does it
Long-form copy in progress. The outline below is what this section will cover. Open the dashboard to see brocco run the patterns described here.
- Browser → Anthropic direct on free tier
- Hosted runtime with ZDR on paid
- Audit log stays on your side
What "zero data retention" actually means
Long-form copy in progress. The outline below is what this section will cover. Open the dashboard to see brocco run the patterns described here.
- Anthropic side: not stored after the run
- Brocco side: nothing logged after the JSONL is exported
Try it for yourself
Run the workflow in this article inside /app. Demo mode runs without a key; bring your Anthropic key for live Claude calls.