LLM

Claude 4.5 Sonnet (Reasoning)

Name: Claude 4.5 Sonnet (Reasoning) Review & Benchmarks
Item: Claude 4.5 Sonnet (Reasoning)
Rating: 43
Author: Sentient Weekly

by Anthropic

Overall Score

43.0

Released Sep 2025

Benchmark Scores

Reasoning

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Coding

38.6

Math

88.0

Creative writing

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Instruction following

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Multimodal

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Standard Benchmarks

aa_mmlu_proaa_mmlu_pro

0.9

Measured 2026-05-13 · source

aa_gpqaaa_gpqa

0.8

Measured 2026-05-13 · source

aa_hleaa_hle

0.2

Measured 2026-05-13 · source

aa_livecodebenchaa_livecodebench

0.7

Measured 2026-05-13 · source

aa_scicodeaa_scicode

0.5

Measured 2026-05-13 · source

aa_aime_25aa_aime_25

0.9

Measured 2026-05-13 · source

aa_ifbenchaa_ifbench

0.6

Measured 2026-05-13 · source

aa_lcraa_lcr

0.7

Measured 2026-05-13 · source

aa_terminalbench_hardaa_terminalbench_hard

0.4

Measured 2026-05-13 · source

aa_tau2aa_tau2

0.8

Measured 2026-05-13 · source

Price

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Context

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Speed

53.8 t/s

8187ms TTFT

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