Claude Opus 5 is Anthropic's flagship model for advanced coding, long-running agentic tasks, research, and complex knowledge work.
Added Jul 24, 2026
Context Window
1.0M
Max Output
128.0K
Input Price (Auto)
$5.00/1M
Output Price (Auto)
$25.00/1M
Cache Read (Auto)
$0.50/1M
Capabilities
Benchmarks
Benchmarks
Performance metrics and benchmarks
Sourced from Artificial Analysis.
Intelligence Index
61.5
Coding Index
76.5
Agentic Index
56.1
Reasoning
GPQA Diamond
Graduate-level scientific reasoning
93.7%
Better than 99% of models compared
HLE
Humanity's Last Exam
52.8%
Better than 99% of models compared
AA-LCR
Long context reasoning evaluation
76.3%
Better than 93% of models compared
GDPval-AA
Economically valuable tasks
60.9%
CritPt
Research-level physics reasoning
28.3%
Coding
SciCode
Python programming for scientific computing
54.3%
Better than 96% of models compared
Knowledge
AA-Omniscience Accuracy
Proportion of correctly answered questions
58.9%
AA-Omniscience Hallucination Rate
Rate of incorrect answers among non-correct responses
61.2%
Last updated Aug 17, 2026
Artificial AnalysisProviders
Auto routing is available for this model. Explicit provider selection is not available.
Loading provider options…
Related text models
Compare Claude Opus 5 with similar models from the same provider or model family.
Claude Opus 4.8
anthropic/claude-opus-4.8Anthropic Claude Opus 4.8 with text, image, and file inputs and a 1M-token context window.
Claude Opus 4.8 Thinking
anthropic/claude-opus-4.8:thinkingAnthropic Claude Opus 4.8 with thinking enabled.
Claude 4.7 Opus
anthropic/claude-opus-4.7Claude Opus 4.7 is a major upgrade for advanced software engineering, long-running complex tasks, and high-resolution vision understanding.
Claude 4.7 Opus Thinking
anthropic/claude-opus-4.7:thinkingClaude Opus 4.7 with thinking enabled (default budget: 16k tokens).
Claude Opus Latest
anthropic/claude-opus-latestCompatibility alias that routes to the newest version of Claude Opus. Currently routes to Claude Opus 5.
Claude 4.6 Opus
anthropic/claude-opus-4.6Claude Opus 4.6 is Anthropic's newest Opus model with stronger coding and agentic performance, plus support for up to a 1M-token context window.