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Claude Fable 5 vs Claude Fable 5.2 API pricing

For a chat message (1K input, 500 output), Claude Fable 5.2 costs $0.028 per request and Claude Fable 5 costs $0.035, so Claude Fable 5.2 is about 1.3× cheaper.

On the overall leaderboard Claude Fable 5 ranks #9 and Claude Fable 5.2 ranks #1.

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 tokensClaude Fable 5Claude Fable 5.2
Input$10$8
Output$50$40
Cached input$1$0.2
ProviderAnthropicAnthropic
Release date2026-06-092026-11-09
Overall rank#9#1
Coding rank#3—
Reasoning rank#8—
Knowledge rank#8#1
Professional work rank#11—
Verified2026-11-132026-11-13
Price sourcePrice sourcePrice source

Cost per request by usage

Without cache discounts or batch pricing.

UsageClaude Fable 5Claude Fable 5.2Difference
Chat message1K in / 500 out$0.035$35 per 1,000$0.028$28 per 1,000Claude Fable 5.2 is 1.3× cheaper
Long document100K in / 2K out$1.1$1,100 per 1,000$0.88$880 per 1,000Claude Fable 5.2 is 1.3× cheaper
Agent session500K in / 50K out$7.5$7,500 per 1,000$6$6,000 per 1,000Claude Fable 5.2 is 1.3× cheaper

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