tokevenClaude Fable 5.1 vs Gemini 3.5 Flash
Side-by-side comparison of pricing, task quality, and projected cost at higher scale.
Pricing
Side-by-side pricing
Claude Fable 5.1
FlagshipGemini 3.5 Flash
Fast / BudgetQuality
Task confidence comparison
Guidance
When to use Claude Fable 5.1 vs Gemini 3.5 Flash
Choose Claude Fable 5.1 when...
- -You need strong reasoning (confidence 92 vs 82)
- -You need strong creative writing (confidence 78 vs 75)
- -You need strong extraction (confidence 75 vs 73)
- -You need strong code generation (confidence 74 vs 61)
Choose Gemini 3.5 Flash when...
- -You need strong summarization (confidence 76 vs 71)
- -Cost matters: 85% cheaper on input tokens
- -You need a larger context window (1.0M vs 1M)
At scale
Cost at scale
FAQ
When should I use Claude Fable 5.1 instead of Gemini 3.5 Flash?
Claude Fable 5.1 outperforms Gemini 3.5 Flash for Code Generation, Extraction, Reasoning. It costs $10.00/$50.00 per million tokens (input/output).
Is Gemini 3.5 Flash cheaper than Claude Fable 5.1?
Yes. Gemini 3.5 Flash input costs $1.50/MTok vs $10.00/MTok for Claude Fable 5.1, saving 85% on input.
What are the context window sizes for Claude Fable 5.1 and Gemini 3.5 Flash?
Claude Fable 5.1 has a 1M token context window. Gemini 3.5 Flash has a 1.0M token context window.
Go deeper on either model
Per-call cost calculators, provider lineups, and price history for both models on this page.
Other comparisons
How Claude Fable 5.1 and Gemini 3.5 Flash stack up against the rest of the field.
Track your real costs
Comparisons show estimated costs at list price. The dashboard reveals your real spend and savings.