Vibe coding with GPT-6 Astra: what 35 unattended hours produced
This story is from 2026-09-28. It is preserved in the archive; the latest stories are on the live feed.
Armin Ronacher, who wrote Flask and Jinja, ran the purest vibe coding experiment I have seen: one prompt to GPT-6 Astra, no human review, and 35 hours of the agent working alone. His write-up, "Astra for Coding: Why Are We Doing This Again?" , reports about $1,200 in API cost, a net 75,000 lines of…
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- 2026-09-28 19:46 · DEV Community — AI
Vibe coding with GPT-6 Astra: what 35 unattended hours produced