GPT-5.2 | Hacker News

kept by eddie dec 12, 25

OpenAI introduces GPT-5.2, a model series for professional knowledge work that sets new state-of-the-art on GDPval and other benchmarks, with gains in coding and vision.

OpenAI releases GPT-5.2 after “code red” Google threat alert - Ars Technica
OpenAI released GPT-5.2 in three versions with a 400k-token context window, following a 'code red' memo prompted by Google's Gemini 3 competition.
also on GPT-5.2, #generative-ai, OpenAI, #ai
Use multiple models - by Nathan Lambert - Interconnects
To get the most out of AI in 2026, the author recommends using multiple models for different tasks as each model has jagged capabilities.
also on GPT-5.2, #generative-ai, #ai-coding, #ai
GPT-5.4 | Hacker News
OpenAI releases GPT-5.4 with a 1M token context window, native computer-use abilities, and improved reasoning, claiming state-of-the-art performance on professional knowledge work benchmarks.
also on #benchmarks, #pricing, Codex, OpenAI, #ai-coding, #ai
Coding plan comparisons based on actual usage — sites.diy
Codex offers the best value among coding subscriptions at $0.08/M tokens, while Claude Pro costs $0.744/M tokens, making it ~10x more expensive per token than most rivals.
also on #benchmarks, #pricing, Codex, #ai-coding