Anthropic

claude-sonnet-4-6

proprietaryMultimodal
Benchmark Average (0–100)
76.4%
Average of non-null benchmark scores across all evaluated tasks.

BENCHMARK SCORES

GPQA89.9%

Graduate-Level Google-Proof Q&A. PhD-level multiple-choice questions in chemistry, biology, and physics. Scored by accuracy.

SWE-bench Verified79.6%

SWE-bench Verified evaluates models on real-world software engineering tasks from GitHub issues.

MMMLU89.3%

Multilingual MMLU tests knowledge across many languages and subject areas.

BrowseComp74.7%

BrowseComp tests web browsing comprehension, measuring ability to find and synthesize information from websites.

HLE49.0%

Humanity's Last Exam (HLE) is a multi-modal benchmark testing frontier knowledge across mathematics, humanities, and natural sciences with 2,500 expert-level questions.

MMMU-Pro75.6%

MMMU-Pro is a more challenging version of MMMU with harder multimodal understanding tasks.

OTHER BENCHMARKS

OSWorld
72.5%
ARC-AGI v2
58.3%
MCP Atlas
61.3%

MODEL INFO

Organization
Anthropic
Context Window
200,000
Release Date
2026-02-17
Knowledge Cutoff
Parameters
License
proprietary
Input Price ($/M)
$3.0000
Output Price ($/M)
$15.0000

METADATA

Announcement Date
2026-02-17
Organization Country
US
Canonical ID