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Gemini 4 Argon vs Gemini 4 Carbon API pricing

For a chat message (1K input, 500 output), both cost $0.007 per request.

On the overall leaderboard Gemini 4 Argon ranks #7 and Gemini 4 Carbon ranks #2.

Prices are the standard pay-as-you-go prices in OpenRouter's public model list, with input at the cache-miss price. Models OpenRouter does not list use the vendor's official price; those listed in CNY are converted to USD at this round's exchange rate.

Prices and rankings

USD per million tokensGemini 4 ArgonGemini 4 Carbon
Input$2$2
Output$10$10
Cached input$0.1$0.1
ProviderGooglegoogle
Release date2026-09-30—
Overall rank#7#2
Coding rank#13—
Reasoning rank——
Knowledge rank#3#2
Professional work rank#1—
Verified2026-11-132026-11-13
Price sourcePrice sourcePrice source

Cost per request by usage

Without cache discounts or batch pricing.

UsageGemini 4 ArgonGemini 4 CarbonDifference
Chat message1K in / 500 out$0.007$7 per 1,000$0.007$7 per 1,000Same
Long document100K in / 2K out$0.22$220 per 1,000$0.22$220 per 1,000Same
Agent session500K in / 50K out$1.5$1,500 per 1,000$1.5$1,500 per 1,000Same

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