Dev Tools · 1h ago
300-line Python proxy hides GPT prompts from buyers
A developer built an OpenAI-compatible proxy in ~300 lines of Python using FastAPI and httpx. The proxy injects system prompts server-side, so buyers never see the prompt text. The Lite version is open-source on GitHub, while a paid Pro version adds encrypted storage and multi-tenancy.
Meridian48 take
This is a clever workaround for prompt theft, but the real question is whether buyers will accept a black-box API over seeing the prompt they paid for.
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How I built an OpenAI-compatible prompt encryption proxy in 300 lines of Python →
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