Anthropic launched Claude Opus 5 with 1M context, 128k output, and default thinking.

Opus buyers get larger context and output at the same price across all listed deployment surfaces.

This sits above Opus 4.8 with migration guidance, so builders need to review behavior changes before moving.

• Aug 12, 2026OpenAI made it easier to bring documents and saved files into conversations and resume work.
• Aug 12, 2026OpenAI added mobile Voice safeguards that check inactive background conversations and end sessions without a response.
• Aug 12, 2026ChatGPT web now preserves pasted formatting, adds saved files from Library, multi-selects items, and expands search.

This is the world we build in. It moves this fast. We move with it.