OpenAI Developers@OpenAIDevsSep 15, 2026, 01:00GPT-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://t.co/a0Iy4jDQys打开原帖#511482