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Claude Fable 5

Last verified: June 10, 2026

$10.00/1M input · $50.00/1M output · 1.0M context · Anthropic

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Pricing Details

AnthropicAnthropic's most capable widely released model (Mythos-class). Exactly 2x Opus 4.8. Cache hit: $1/MTok. Cache write (5min/1hr): $12.50/$20. Batch: $5/$25. Full 1M context at standard pricing, no long-context surcharge. Free on Pro/Max/Team/Enterprise plans June 9-22, then credit/list billing. SWE-Bench Pro ~80 (Anthropic-reported), SWE-Bench Verified ~95. Safety fallback to Opus 4.8 in high-risk domains. Requires 30-day data retention (no ZDR). API ID: claude-fable-5.
Input / 1M tokens
$10
Output / 1M tokens
$50
Context Window
1.0M
Max Output
128K
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Price History

Launched at current price on 2026-06-09. No price changes recorded.

Frequently Asked Questions

Common questions about Claude Fable 5 pricing and usage

Read More About Claude Fable 5

Claude Fable 5 is the most expensive model Anthropic has ever shipped. For two weeks, it's also free.
June 10, 2026 · 8 min read
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