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GPT-5.5 vs GPT-5.5 Pro

GPT-5.5 and GPT-5.5 Pro: current price, context, max output, and supported operations.

Pricing comparison

GPT-5.5GPT-5.5 Pro
Model makerOpenAIOpenAI
Delivery availabilityAvailableAvailable
Context window1.05M1.05M
Max output128K128K
Official price
Input$5.00per 1M tokensOutput$30.00per 1M tokens
Input$30.00per 1M tokensOutput$180.00per 1M tokens
Verified price
Input$3.50per 1M tokensOutput$21.00per 1M tokens
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Model performance
30-day success rate
89.5%
7-day median latency
21.6sn=432
Collecting data
Capabilities
CodeJSON modePrompt CacheReasoningTool useVision
CodeJSON modeReasoningTool useVision

Summary

  • GPT-5.5: Input $3.50 / Output $21.00 per 1M tokens; GPT-5.5 Pro: —. Rates depend on the billing unit, specification, and usage. Compare matching conditions in the model's detailed pricing; a single rate does not determine the total cost.
GPT-5.5
GPT-5
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GPT-5.5 Pro
GPT-5
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FAQ

Which is cheaper, GPT-5.5 or GPT-5.5 Pro?

GPT-5.5: Input $3.50 / Output $21.00 per 1M tokens; GPT-5.5 Pro: —. Rates depend on the billing unit, specification, and usage. Compare matching conditions in the model's detailed pricing; a single rate does not determine the total cost.

What are the key differences between GPT-5.5 and GPT-5.5 Pro?

GPT-5.5: Prompt Cache