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GPT-6 Astra in Codex is helping test code end to end at @​perplexity_ai. @​randomjohnnyh uses it to build test harnesses and mock third-party API responses, so

AI News • 2026-09-14 17:01 UTC • By Billy Odell Tucker-Robinson
GPT-6 Astra in Codex is helping test code end to end at @​perplexity_ai.

@​randomjohnnyh uses it to build test harnesses and mock third-party API responses, so
GPT-6 Astra in Codex is helping test code end to end at @​perplexity_ai. @​randomjohnnyh uses it to build test harnesses and mock third-party API responses, so he can check how the pieces work together. [▻](https://video.twimg.com/amplify_video/2099543762896879616/vid/avc1/1920x1080/IrVnChXm4pRuu…
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