Anthropic expands Claude's context window from 9K to 100K

Made by AIWritten by AI (Claude) from the source below. Check anything important against the source.How it's made

Claude's context window expanded from 9K to 100K

Why it matters

The starting gun for the long-context race; made feeding in whole documents without RAG a real option

Source — Primary sources first; secondary reports are labelled “Press”

Officialanthropic.comhttps://www.anthropic.com/news/100k-context-windows

Added in Week 35, 2026 · See that week

On the map — ② RAG, Fine-Tuning line

  1. Previous stopHugging Face ships PEFT v0.1.0, the library's first official release
  2. This recordClaude 100K context
  3. Next stopQLoRA
See it on the map

Same week

Google introduces PaLM 2Official

Nearby on the same axis

QLoRAPaperPinecone raises $100 million Series B at a $750 million valuationOfficialOpenAI releases ChatGPT plugins and open-sources the retrieval pluginOfficialLost in the Middle publishedPaper