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Claude Opus 4.7 vs Claude Opus 4.8

Head to head on 30 shared benchmarks, with price, context window, and release dates.

Benchmark scores

47

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Model
Claude Opus 4.7

Anthropic

66.1%79.0%1311elo1906elo81.851.5%43.8%88.5%33.3%43.6%79.7%82.1%78.3%59.3%77.9%93.1%87.7%73.2%54.9%83.0%70.3%54.0%56.1%50.1%75.3%54.5%56.1%67.4%71.0%74.0%-3.21--------91.5-45.3%100.0%--72.867.2%
Claude Opus 4.8

Anthropic

66.7%67.0%1281elo1835elo80.853.9%47.2%92.0%48.7%62.2%80.1%79.3%78.3%67.4%81.4%84.3%89.7%91.8%53.2%85.8%69.9%69.0%54.8%53.5%75.6%58.3%60.9%70.9%82.7%94.4%15.5%-80.4%14.5%40.0%13.4%22.5%1890elo56.9%10.4%-83.4%--69.2%82.7%-63.4%
2 / 2 models
AttributeClaude Opus 4.7

Anthropic

Claude Opus 4.8

Anthropic

DescriptionClaude Opus 4.7 is an AI model from Anthropic.Claude Opus 4.8 (Adaptive Reasoning, Max Effort) is an AI model from Anthropic.
FamilyClaudeClaude
Params--
Open weightsclosed-
Licenseproprietary-
Released16 Apr 202628 May 2026
Context1,000,0001,000,000
Input $/1M$5.00$5.00
Output $/1M$25.00$25.00
Cache read $/1M$0.500$0.500
Cache write $/1M$6.250$6.250
Speed0 tok/s0 tok/s
Latency0.00 s0.00 s
Modalitiestext, image, filetext, image, file
Providers--
PublisherAnthropicAnthropic
Reported scores

FAQ

Is Claude Opus 4.7 or Claude Opus 4.8 better?
Across the 30 benchmarks both models report on Sophon, Claude Opus 4.8 leads on 21 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
How do Claude Opus 4.7 and Claude Opus 4.8 compare on GPQA Diamond?
Claude Opus 4.7 scores 88.5% and Claude Opus 4.8 scores 92.0% on GPQA Diamond.
When were Claude Opus 4.7 and Claude Opus 4.8 released?
Claude Opus 4.7 was released 16 Apr 2026 by Anthropic. Claude Opus 4.8 was released 28 May 2026 by Anthropic.

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