Claude Opus 5 vs GPT-6 Sol Pro

Price, context window & benchmark comparison

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Claude Opus 5

Anthropic
$5.00 / $25.00
Input / Output · per 1M tokens
VS
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GPT-6 Sol Pro

OpenAI
$2.00 / $10.00
Input / Output · per 1M tokens
Compare different models
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Verdict: GPT-6 Sol Pro is 2.5× cheaper than Claude Opus 5 on a typical 3:1 input/output mix. GPT-6 Sol Pro has the larger context window (1.1M vs 1M).
Claude Opus 5GPT-6 Sol Pro
Input price / 1M$5.00$2.00
Output price / 1M$25.00$10.00
Blended price (3:1)$10.00$4.00
Cached input / 1M$0.50$0.20
Context window1M1.1M
Max output128K128K
Intelligence index50.8
Coding index78
Providers116
Best provider uptime (30m)100.0%100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-07-242026-09-22
Retirement

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FAQ

Which is cheaper, Claude Opus 5 or GPT-6 Sol Pro?

GPT-6 Sol Pro is 2.5× cheaper than Claude Opus 5 on a typical 3:1 input/output mix.

Claude Opus 5 vs GPT-6 Sol Pro: which has a bigger context window?

Claude Opus 5: 1,000,000 tokens. GPT-6 Sol Pro: 1,050,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Opus 5 ≈ $22,500, GPT-6 Sol Pro ≈ $9,000.

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