Claude 3 Opus — Retired model
Claude 3 Opus is Anthropic's most powerful model for highly complex tasks. It boasts top-level performance, intelligence, fluency, and understanding. See the launch announcement and benchmark results [here](https://www.anthropic.com/news/claude-3-family) #multimodal
Technical specifications
Independent benchmarks
Scores below come from Artificial Analysis, an independent third party. BazaarLink does not participate in the testing.
Intelligence 9
Coding 20
Math
MMLU 70
GPQA 49
This modelCategory leader
Coding ability
#204out of 255 models
LiveCodeBench / SciCode and similar
Overall intelligence
#395out of 638 models
Aggregated across academic benchmarks
Intelligence
9
Mid-tierThis model9
Category leader53
Median12
Coding
20
Mid-tierThis model20
Category leader82
Median45
MMLU Pro
70%
—This model70%
Category leader90%
Median75%
GPQA
49%
—This model49%
Category leader94%
Median69%
LiveCodeBench
28%
—This model28%
Category leader42%
Median42%
HLE
3%
—This model3%
Category leader53%
Median7%
SciCode
23%
—This model23%
Category leader60%
Median34%
Top 5 — CodingCoding Index leaderboard
2Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback)
?/claude-fable-5-1-xhigh81$10 / $503Claude Fable 5.1 (Adaptive Reasoning, High Effort, Default Fallback)
?/claude-fable-5-1-high79$10 / $504GPT-5.6 Sol (xhigh)
openai/gpt-5-6-sol-xhigh78$4 / $20AASource: Artificial Analysis · Independent third-party evaluation; not influenced by BazaarLinkView full evaluation on AA →
Frequently Asked Questions
Can I still use the retired Claude 3 Opus model?
No. Claude 3 Opus has been retired and is retained here only as a historical reference. See the active alternatives linked on this page.
Relay integrity checks
No integrity-check data is available for this model yet.
BazaarLink Probe verifies endpoints that claim to serve this model and flags behavior that differs from the reference baseline.
View the full integrity report →Related models and links
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