Anthropic: Claude Fable Latest vs Google: Gemini 3.1 Pro Preview Custom Tools
Anthropic: Claude Fable Latest vs Google: Gemini 3.1 Pro Preview Custom Tools: Google: Gemini 3.1 Pro Preview Custom Tools has the larger context window (1,048,756 tokens); Google: Gemini 3.1 Pro Preview Custom Tools is cheaper on input ($2.00 per 1M tokens); Google: Gemini 3.1 Pro Preview Custom Tools supports more input modalities (text, audio, image, video, file). Data via OpenRouter /models, as of 2026-07-11.
Source: OpenRouter /models · as of 2026-07-11
Side-by-side comparison
| Metric | Anthropic: Claude Fable Latest | Google: Gemini 3.1 Pro Preview Custom Tools |
|---|---|---|
| Context (tokens) | 1,000,000 | 1,048,756 |
| Input $/M | $10.00 | $2.00 |
| Output $/M | $50.00 | $12.00 |
| Input modalities | text, image, file | text, audio, image, video, file |
| Output modalities | text | text |
| Model id | ~anthropic/claude-fable-latest | google/gemini-3.1-pro-preview-customtools |
Frequently asked questions
Which has a larger context window, Anthropic: Claude Fable Latest or Google: Gemini 3.1 Pro Preview Custom Tools?
Google: Gemini 3.1 Pro Preview Custom Tools has the larger context window at 1,048,756 tokens. (via OpenRouter /models, as of 2026-07-11.)
Which is cheaper, Anthropic: Claude Fable Latest or Google: Gemini 3.1 Pro Preview Custom Tools?
Google: Gemini 3.1 Pro Preview Custom Tools is cheaper on input at $2.00 per 1M tokens. (via OpenRouter /models, as of 2026-07-11.)
What input types do Anthropic: Claude Fable Latest and Google: Gemini 3.1 Pro Preview Custom Tools support?
Anthropic: Claude Fable Latest accepts text, image, file; Google: Gemini 3.1 Pro Preview Custom Tools accepts text, audio, image, video, file.
Model details
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