token.app › Compare › GPT-5.5 Pro (batch) vs Claude Sonnet 5

GPT-5.5 Pro (batch) vs Claude Sonnet 5

Claude Sonnet 5 is 8.4× cheaper per token on a blended 3:1 basis. GPT-5.5 Pro (batch) accepts the larger context window (1.1M).

Head to head
Blended price uses a 3:1 input:output mix
GPT-5.5 Pro (batch)Claude Sonnet 5
ProviderOpenAIAnthropic
Input $/1M$15.00$2.00
Output $/1M$90.00$10.00
Blended $/1M$33.75$4.00
Context window1.1M1M
Max output128K128K
ReleasedApr 2026Jun 2026
LicenceProprietaryProprietary
Choose GPT-5.5 Pro (batch) if…
  • Larger context window (1.1M)
Choose Claude Sonnet 5 if…
  • Costs less per token — $4.00 vs $33.75 blended
  • Newer model (released Jun 2026)
FAQ
Which is better, GPT-5.5 Pro (batch) or Claude Sonnet 5?
We do not hold independently-run benchmark scores covering both GPT-5.5 Pro (batch) and Claude Sonnet 5, so we make no quality claim. Their pricing and specifications are compared on this page.
Is GPT-5.5 Pro (batch) cheaper than Claude Sonnet 5?
Claude Sonnet 5 is cheaper: $4.00 versus $33.75 per million tokens blended at 3:1 input:output. Input alone: $15.00 vs $2.00. Output alone: $90.00 vs $10.00.
What context windows do GPT-5.5 Pro (batch) and Claude Sonnet 5 have?
GPT-5.5 Pro (batch): 1,050,000 tokens. Claude Sonnet 5: 1,000,000 tokens.
Who makes GPT-5.5 Pro (batch) and Claude Sonnet 5?
GPT-5.5 Pro (batch) is made by OpenAI. Claude Sonnet 5 is made by Anthropic.
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