AsOf

Claude 2.1 · context window200K token context window

validasserted
Valid from
2023-11-21
Valid until
still holds
Published
2023-11-21
Recorded by AsOf
2026-11-04
Checked
2026-11-04 · its source page states the value and the date
Confidence
0.95

Sources

“Claude 2.1 delivers advancements in key capabilities for enterprises—including an industry-leading 200K token context window, significant reductions in rates of model hallucination, system prompts and our new beta feature: tool use.”— what the page says, read 2026-11-04