AnthropicClaude Fable 5 (Adaptive Reasoning, Max Effort, Opus 4.8 Fallback)
- Released
- Jun 9, 2026
- Tracked since
- 2026-07-23
Intelligence index49.6Ranks 13 of 664 models with this metric
Coding index76.5Ranks 15 of 259 models with this metric
Agentic index50.7Ranks 16 of 156 models with this metric
Capability profile
5 axes vs. site averageClaude Fable 5 (Adaptive Reasoning, Max Effort, Opus 4.8 Fallback)
Site average
Pricing
per 1M tokens- Input
- $10.00
- Output
- $50.00
- Cache read
- $1.00
- Cache write
- $12.50
Performance
- Output throughput
- 72 tokens/sec
- Time to first token
- 135.16s
- First answer token
- 135.16s
- End-to-end response
- 142.08s
History
6Intelligence index
59.9→49.6
Output
Unchanged across 62 days of records
Output throughput
69→72
Cheaper at this level
Models with a comparable intelligence index and a lower output price- Muse Spark 1.3 (max)
MetaIntelligence 48.1$4.25−92% - GPT-6 Sol (max)
OpenAIIntelligence 47.5$10.00−80% - Claude Opus 5.5 (Adaptive Reasoning, Max Effort, Default Fallback)AnthropicIntelligence 57.6$20.00−60%
- Claude Opus 5.5 (Adaptive Reasoning, Xhigh Effort, Default Fallback)AnthropicIntelligence 56$20.00−60%
- Claude Opus 5.5 (Adaptive Reasoning, High Effort, Default Fallback)AnthropicIntelligence 53.6$20.00−60%