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GPT-4o vs Gemini 2.5 Flash

GPT-4o and Gemini 2.5 Flash: current price, context, max output, and supported operations.

Pricing comparison

GPT-4oGemini 2.5 Flash
Model makerOpenAIGoogle
Delivery availabilityAvailableAvailable
Context window128K1M
Max output16K64K
Official price
Input$2.50per 1M tokensOutput$10.00per 1M tokens
Input$0.30per 1M tokensOutput$2.50per 1M tokens
Verified price
Input$1.75per 1M tokensOutput$7.00per 1M tokens
Input$0.15per 1M tokensOutput$1.25per 1M tokens
Model performanceCollecting data
30-day success rate
99.7%
Capabilities
JSON modePrompt CacheTool useVision
JSON modePrompt CacheReasoningTool useVision

Summary

  • GPT-4o: Input $1.75 / Output $7.00 per 1M tokens; Gemini 2.5 Flash: Input $0.15 / Output $1.25 per 1M tokens. 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.
  • Gemini 2.5 Flash has a 8.2x larger context window
  • Gemini 2.5 Flash supports 4.0x more output tokens
GPT-4o
GPT 4o
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Gemini 2.5 Flash
Gemini 2.5
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FAQ

Which is cheaper, GPT-4o or Gemini 2.5 Flash?

GPT-4o: Input $1.75 / Output $7.00 per 1M tokens; Gemini 2.5 Flash: Input $0.15 / Output $1.25 per 1M tokens. 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-4o and Gemini 2.5 Flash?

Gemini 2.5 Flash: Reasoning