Anthropic: Claude Fable Latest vs AionLabs: Aion-3.0
Anthropic: Claude Fable Latest vs AionLabs: Aion-3.0: Anthropic: Claude Fable Latest has the larger context window (1,000,000 tokens); AionLabs: Aion-3.0 is cheaper on input ($3.00 per 1M tokens); Anthropic: Claude Fable Latest supports more input modalities (text, image, file). Data via OpenRouter /models, as of 2026-07-26.
Source: OpenRouter /models · as of 2026-07-26
Side-by-side comparison
| Metric | Anthropic: Claude Fable Latest | AionLabs: Aion-3.0 |
|---|---|---|
| Context (tokens) | 1,000,000 | 131,072 |
| Input $/M | $10.00 | $3.00 |
| Output $/M | $50.00 | $6.00 |
| Input modalities | text, image, file | text |
| Output modalities | text | text |
| Model id | ~anthropic/claude-fable-latest | aion-labs/aion-3.0 |
Frequently asked questions
Which has a larger context window, Anthropic: Claude Fable Latest or AionLabs: Aion-3.0?
Anthropic: Claude Fable Latest has the larger context window at 1,000,000 tokens. (via OpenRouter /models, as of 2026-07-26.)
Which is cheaper, Anthropic: Claude Fable Latest or AionLabs: Aion-3.0?
AionLabs: Aion-3.0 is cheaper on input at $3.00 per 1M tokens. (via OpenRouter /models, as of 2026-07-26.)
What input types do Anthropic: Claude Fable Latest and AionLabs: Aion-3.0 support?
Anthropic: Claude Fable Latest accepts text, image, file; AionLabs: Aion-3.0 accepts text.
Model details
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