Compatibility alias that routes to the newest version of Claude Opus. Currently routes to Claude Opus 5.
Added Mar 29, 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
48.2
Coding Index
76.5
Agentic Index
52.7
Agentic work
AutomationBench-AA
Workflow automation with guardrail penalties
53.6%
Better than 77% of models compared
AA-Briefcase
Agentic knowledge work (Elo)
1557 Elo
Better than 95% of models compared
GDPval-AA v2
Economically valuable tasks (Elo)
1629 Elo
Better than 93% of models compared
Document reasoning
GDP.pdf
Professional PDF reasoning: all-pass rate
19.6%
Better than 74% of models compared
AA-LCR v1.1
Long context reasoning with updated grading
79.0%
Better than 86% of models compared
Reasoning
HLE
Humanity's Last Exam
52.8%
Better than 98% of models compared
CritPt
Research-level physics reasoning
28.3%
Coding
Terminal-Bench v4.0
Practical coding and terminal tasks
46.0%
Better than 92% of models compared
SciCode
Python programming for scientific computing
55.4%
Better than 81% 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%
Legacy benchmarks
GPQA Diamond (legacy)
Graduate-level scientific reasoning
93.7%
Better than 98% of models compared
AA-LCR (unversioned / legacy)
Long context reasoning evaluation
79.0%
Better than 86% of models compared
GDPval-AA (unversioned / legacy)
Economically valuable tasks
56.4%
Last updated Sep 9, 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 Latest with similar models from the same provider or model family.
Claude Opus 5
anthropic/claude-opus-5Claude Opus 5 is Anthropic's flagship model for advanced coding, long-running agentic tasks, research, and complex knowledge work.
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 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.