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All model prices

Claude Fable 5.2 vs Gemini 4 Carbon API pricing

For a chat message (1K input, 500 output), Gemini 4 Carbon costs $0.007 per request and Claude Fable 5.2 costs $0.028, so Gemini 4 Carbon is about 4× cheaper.

On the overall leaderboard Claude Fable 5.2 ranks #1 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.

Work it out for your own usageSee the model leaderboard

Prices and rankings

USD per million tokensClaude Fable 5.2Gemini 4 Carbon
Input$8$2
Output$40$10
Cached input$0.2$0.1
ProviderAnthropicgoogle
Release date2026-11-09—
Overall rank#1#2
Coding rank——
Reasoning rank——
Knowledge rank#1#2
Professional work rank——
Verified2026-11-132026-11-13
Price sourcePrice sourcePrice source

Cost per request by usage

Without cache discounts or batch pricing.

UsageClaude Fable 5.2Gemini 4 CarbonDifference
Chat message1K in / 500 out$0.028$28 per 1,000$0.007$7 per 1,000Gemini 4 Carbon is 4× cheaper
Long document100K in / 2K out$0.88$880 per 1,000$0.22$220 per 1,000Gemini 4 Carbon is 4× cheaper
Agent session500K in / 50K out$6$6,000 per 1,000$1.5$1,500 per 1,000Gemini 4 Carbon is 4× cheaper

More price comparisons

Claude Fable 5.2 vs other models

Gemini 4 Carbon vs other models