Claude Haiku 4.5

Anthropic · anthropic/claude-haiku-4-5-20251001

ProviderAnthropic
Familyclaude-haiku
Typellm-reasoning
Statusactive
Released2025-10-15
Updated2025-10-15

Reported benchmark scores

These scores carry one collection date for the whole card (2026-04) and a source list rather than a source per score, so they cannot be attributed individually. They are shown as reported and are not verified evidence. Benchmark pages carry the reviewed, dated evidence where it exists.
BenchmarkCatalogue standingScore
Arena Elo — Codingunassessed1320.0
Arena Elo — Hard Promptsunassessed1436.6
Arena Elo — Mathunassessed1300.0
Arena Elo — Overall (Text)unassessed1310.0
Arena Elo — Style Controlunassessed1407.2
GPQA Diamondunassessed62.1
HumanEvalunassessed86.2
IFEvalunassessed85.0
LiveCodeBenchunassessed51.1
MATH-500unassessed84.3
MedQAunassessed77.8
MMLU-Prounassessed75.2
MultiPL-E: C#unassessed78.5
MultiPL-E: Juliaunassessed60.2
MultiPL-E: Kotlin (unconfirmed)unassessed72.2
MultiPL-E: Luaunassessed54.8
MultiPL-E: Perlunassessed50.5
MultiPL-E: PHPunassessed75.8
MultiPL-E: Runassessed56.8
MultiPL-E: Rubyunassessed66.2
MultiPL-E: Scalaunassessed60.5
MultiPL-E: Swiftunassessed65.5
SWE-bench Verifiedunassessed73.3
Terminal-Benchunassessed41.0

Data

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