Anthropic
claude-opus-4-8
proprietaryMultimodal
Benchmark Average (0–100)
81.1%
Average of non-null benchmark scores across all evaluated tasks.
BENCHMARK SCORES
GPQA93.6%
Graduate-Level Google-Proof Q&A. PhD-level multiple-choice questions in chemistry, biology, and physics. Scored by accuracy.
SWE-bench Verified88.6%
SWE-bench Verified evaluates models on real-world software engineering tasks from GitHub issues.
BrowseComp84.3%
BrowseComp tests web browsing comprehension, measuring ability to find and synthesize information from websites.
HLE57.9%
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.
OTHER BENCHMARKS
ToolAthalon
59.9%
CharXIV-R
89.9%
ScreenSpot Pro
87.9%
MCP Atlas
82.2%
MODEL INFO
Organization
Anthropic
Context Window
1,000,000
Release Date
2026-05-28
Knowledge Cutoff
—
Parameters
—
License
proprietary
Input Price ($/M)
$5.0000
Output Price ($/M)
$25.0000
METADATA
Announcement Date
2026-05-28
Organization Country
US
Canonical ID
—