GPT-6 Astra vs GPT-5.6 Sol: Choosing by Completed Work, Not Model Age

OpenAI changed two API settings on ARC-AGI-3 and GPT-5.6 Sol went from 13.3% to 38.3% while spending six times fewer output tokens. Same model, same weights, same benchmark.

Originally published on iHateReading Under the Hood OpenAI shipped GPT-6 Astra this week,...

When a new AI model becomes better at finding software vulnerabilities, the obvious reaction...

Ask any frontier model to implement binary search, and the answer will look impressive. Ask it to...

OpenAI has released GPT-6 Astra, its newest frontier model, less than a week after Anthropic’s Claude...

Three frontier models shipped in one week. The benchmark tables disagree about the winner. Here is what each number measures and which model fits which work.

On September 3, 2026, OpenAI released a model called GPT-6 Astra, and one of its senior figures told...

OpenAI's newest model can find and chain zero-days without a human walking it through each...

GPT-6 Astra is the first model OpenAI rates 'Critical' for cyber capability. What that label means, and the tool-permission gate your agent needs anyway.

OpenAI has launched Prism, a free AI-native workspace for scientists to write, revise, collaborate...