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Nano Banana 2 vs GPT-4o
2026 Stored listed rates & illustrative token-cost comparison
GPT-4o
Deprecated
Deprecated endpoints may still be callable. Migrate before retirement.
📌 Executive Summary (TL;DR):Nano Banana 2 and GPT-4o represent distinct provider offerings. Review the granular token rate and context breakdown below to evaluate total cost of ownership.
Metric
Nano Banana 2 (openrouter)
GPT-4o (OpenAI)
Input listed rate
$0.50 / 1M Tokens
$2.50 / 1M Tokens
Output listed rate
$3.00 / 1M Tokens
$10.00 / 1M Tokens
Cached Input rate
—
$1.25 / 1M Tokens
Context Window
131K Tokens
128K Tokens
Modality
image_gen
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