Claude Opus 4.8 vs Claude Opus 5

Price, context window & benchmark comparison

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Claude Opus 4.8

Anthropic
$5.00 / $25.00
Input / Output · per 1M tokens
VS
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Claude Opus 5

Anthropic
$5.00 / $25.00
Input / Output · per 1M tokens
Compare different models
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Verdict: Claude Opus 5 scores higher on the Artificial Analysis Intelligence Index (50.8 vs 41.8).
Claude Opus 4.8Claude Opus 5
Input price / 1M$5.00$5.00
Output price / 1M$25.00$25.00
Blended price (3:1)$10.00$10.00
Cached input / 1M$0.50$0.50
Context window1M1M
Max output128K128K
Intelligence index41.850.8
Coding index74.378
Providers1111
Best provider uptime (30m)100.0%100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-05-272026-07-24
Retirement

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FAQ

Which is cheaper, Claude Opus 4.8 or Claude Opus 5?

Claude Opus 4.8 and Claude Opus 5 are priced identically.

Claude Opus 4.8 vs Claude Opus 5: which has a bigger context window?

Claude Opus 4.8: 1,000,000 tokens. Claude Opus 5: 1,000,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Opus 4.8 ≈ $22,500, Claude Opus 5 ≈ $22,500.

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