models · anthropic

Claude 4.5 Haiku

Claude 4.5 Haiku — catalogued from third-party evaluation data; no weights held by Sovereign Frontier.

What this registry has checked

Closed. A third party reports this model and we have recorded their numbers. Nothing of our own: no weights seen, no publisher hash held. Treat every figure here as their claim.
Methodthird-party-report

What is recorded

Publisheranthropic
OriginUnited States
LicenceAnthropic-TOS
Pulls recorded here7

Reported scores

MMLU-Pro80
GPQA Diamond64.6
AIME 202539
LiveCodeBench51.1
IFBench42
Humanity's Last Exam4.2

Reported by a third party and recorded here, not re-run by us. Source: artificialanalysis.ai/api/v2.

Elsewhere in the registry

Registry record as of 2026-07-26. Identity, licence and parameter count are properties of a release and do not move; tier can, and the verify link above re-checks it against the live registry rather than this page.