AI coding in one year: from unusable to full automation with no code review

angelaqdai · x · 2026-11-12

Synthesis AI founder Matthias Niessner traces a clear capability curve across one year: AI coding was unusable 1 year ago (Copilot as vibe-coding, too many bugs), agentic tasks mostly failed 6 months ago (though Opus 4.6 was a turning point once plans were well-specified), and now agentic tasks work so well he describes the state as "nobody checks code + full automation." His key method: iterate on the plan until it's well-specified before handing tasks to the model.

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