Claude Fable 5.1 vs Gemini 3.8 Flash Cyber: Specs & Benchmark Comparison
| Characteristic | Claude Fable 5.1 | Gemini 3.8 Flash Cyber |
|---|---|---|
| Company | Anthropic | |
| Release Date | September 1, 2026 | September 2, 2026 |
| Parameters | — | — |
| Multimodal | Yes | No |
| Context (input) | 1.0M | — |
| Context (output) | 128K | — |
| Input Price / 1M | $10.00 | — |
| Output Price / 1M | $50.00 | — |
| Average Score | 0.6 | 0.7 |
Verdict
Both models show equal results — the choice depends on your specific use case.
Overall Performance
Both models show comparable average scores: Claude Fable 5.1 — 0.6, Gemini 3.8 Flash Cyber — 0.7.
Recency
Both models were released around the same time: 9/1/2026 and 9/2/2026.
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Frequently Asked Questions
Which is better for coding — Claude Fable 5.1 or Gemini 3.8 Flash Cyber?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Claude Fable 5.1 or Gemini 3.8 Flash Cyber?
API pricing data is available on the individual model pages.
Which has a larger context window — Claude Fable 5.1 or Gemini 3.8 Flash Cyber?
Context window data is available on the individual model pages.
The Claude Fable 5.1 and Gemini 3.8 Flash Cyber comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Claude Fable 5.1 or Gemini 3.8 Flash Cyber page. See also the complete list of AI model comparisons.