
Claude Fable 5.1 (Anthropic, 01/09/2026) is the most powerful model currently available, ranking above Opus 5 — specialized in multi-step reasoning and long-session agentic tasks. Context 1 million tokens, knowledge cutoff 06/2026, adaptive thinking always on. In exchange, it is slower and more expensive than Opus 5; since 22/09/2026 Anthropic recommends Opus 5.5 as the default for most work, and Haiku for short tasks or classification. Note on naming: "Fable" does not mean the model specializes in creative writing — its writing style is denser and less formatted than Opus 5.
Pricing theo tokenInput 560 credits / 1M (≈ $2.80)Output 2800 credits / 1M (≈ $14.00)
Used to describe the generated output.
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Cho model tra cuu web (WebSearch + WebFetch) khi can thong tin moi. Chi ho tro model Claude.
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Claude Fable 5.1 (Anthropic, 01/09/2026) is the most powerful model currently available, ranking above Opus 5 — specialized in multi-step reasoning and long-session agentic tasks. Context 1 million tokens, knowledge cutoff 06/2026, adaptive thinking always on. In exchange, it is slower and more expensive than Opus 5; since 22/09/2026 Anthropic recommends Opus 5.5 as the default for most work, and Haiku for short tasks or classification. Note on naming: "Fable" does not mean the model specializes in creative writing — its writing style is denser and less formatted than Opus 5.
トークン課金:入力100万トークンあたり560クレジット(≈ $2.80)、出力100万トークンあたり2800クレジット(≈ $14.00)。各呼び出しの実際の使用量に応じて差し引かれます。クレジットは無期限;お支払いページでチャージ可能。
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