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model · fact
Claude Fable 5 in its family's lineage →
As of November 10, 2026, Claude Fable 5's context window on the AsOf record is 1 M token context window, dated June 9, 2026, from a primary source (platform.claude.com).
| value | valid fromThe day the value took effect, not the day it was published. A period figure (a year's revenue) is dated at the period's end.More in About → | valid to | confidenceHow well the sources support the value, from 0 to 1. A single primary source is asserted from 0.7; nothing below 0.5 is asserted; a dead or disagreeing source lowers it.More in About → | sourcesPrimary: the entity's own filing, feed or site. Secondary: a publisher reporting it. Each claim links every source it has, with the passage that states the value where one was read.More in About → |
|---|---|---|---|---|
| 1 M token context window: context window 1M token context window from 2026-06-09, claim clm_F3A82F1FEE81 and its sources |
AsOf. "Claude Fable 5 context window: 1M token context window", as of 2026-06-09. Claim clm_F3A82F1FEE81, https://asof.is/claim/clm_F3A82F1FEE81, accessed 2026-11-10. Source: https://platform.claude.com/docs/en/release-notes/overview#2026-06-09.
AsOf. (2026). Claude Fable 5 context window: 1M token context window (as of 2026-06-09) [Record clm_F3A82F1FEE81]. Retrieved November 10, 2026, from https://asof.is/claim/clm_F3A82F1FEE81 (source: https://platform.claude.com/docs/en/release-notes/overview#2026-06-09)
@misc{asof_clm_F3A82F1FEE81,
author = {AsOf},
title = {Claude Fable 5 context window: 1M token context window},
year = {2026},
howpublished = {\url{https://asof.is/claim/clm_F3A82F1FEE81}},
note = {Claim clm\_F3A82F1FEE81, as of 2026-06-09; source: https://platform.claude.com/docs/en/release-notes/overview\#2026-06-09},
urldate = {2026-11-10}
}