Claude Opus 5.5 vs Nova Premier 1.0

Price, context window & benchmark comparison

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Claude Opus 5.5

Anthropic
$4.00 / $20.00
Input / Output · per 1M tokens
VS
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Nova Premier 1.0

Amazon
$2.50 / $12.50
Input / Output · per 1M tokens
Compare different models
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Verdict: Nova Premier 1.0 is 38% cheaper than Claude Opus 5.5 on a typical 3:1 input/output mix.
Claude Opus 5.5Nova Premier 1.0
Input price / 1M$4.00$2.50
Output price / 1M$20.00$12.50
Blended price (3:1)$8.00$5.00
Cached input / 1M$0.20$0.63
Context window1M1M
Max output128K32K
Intelligence index57.6
Coding index
Providers111
Best provider uptime (30m)100.0%
Vision inputYesYes
ReasoningYesNo
Tool callingYesYes
Released2026-09-222025-10-31
Retirement

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FAQ

Which is cheaper, Claude Opus 5.5 or Nova Premier 1.0?

Nova Premier 1.0 is 38% cheaper than Claude Opus 5.5 on a typical 3:1 input/output mix.

Claude Opus 5.5 vs Nova Premier 1.0: which has a bigger context window?

Claude Opus 5.5: 1,000,000 tokens. Nova Premier 1.0: 1,000,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Opus 5.5 ≈ $18,000, Nova Premier 1.0 ≈ $11,250.

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