Context window

A tag is a label with no lifecycle: it is for finding things. What rises and falls lives on the register instead.

• 2026-09-22 SpaceXAI released Grok 4.7 with a 500k-token context window · Models and releases · 1 source
• 2026-09-22 Anthropic released Claude Opus 5.5 with a 1M-token context window · Models and releases · 2 sources