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model-platforms

Every NG Tech LLC signal, daily brief, and feature tagged under model-platforms, grouped by publish date.

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# May 5, 2026

1 item

Signal 2 sources

OpenAI rolls GPT-5.5 Instant out as ChatGPT's new default model

OpenAI updated ChatGPT's default model to GPT-5.5 Instant and also exposed it in the API as `chat-latest`. The company says the release improves factuality, shortens responses, an…

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