Claude Fable 5.1
Official information
- Release date
- Sep 1, 2026
- Official model ID
- claude-fable-5-1
- Vendor source
- Claude Fable 5.1
- Identity verified
- Sep 7, 2026
API pricing
- Verification
- Verified
- Verified at
- Value benchmark tier
- claude-fable-5-1-standard
| Tier / region | Input / output · per MTok | Context pricing tier | Billing | Validity | Source |
|---|---|---|---|---|---|
claude-fable-5-1-standard global | $10 / $50 | No upper pricing tier | Standard online · Cache miss All day | Current | Official rates |
Rankings by category
Overall
#1High 0.9998.1
| Source | Percentile | Raw score | Config folding |
|---|---|---|---|
| Epoch AI | 96.7 | 164.2 | Single config |
| LiveBench | 98.8 | 83.8 | Single config |
| LMArena | 98.9 | 1513.7 | Single config |
Cross-source percentile spread 2.1
Coding
#1Medium 0.7595.5
| Source | Percentile | Raw score | Config folding |
|---|---|---|---|
| LiveBench | 98.8 | 74.2 | Single config |
| LMArenatext-coding | 87.5 | 1508.1 | Single config |
| · webdev | 96.7 | 1764.0 | Single config |
Cross-source percentile spread 6.7
Agent
#1Medium 0.5798.3
| Source | Percentile | Raw score | Config folding |
|---|---|---|---|
| LMArena | 98.3 | 0.1 | Single config |
Reasoning
#2High 0.8497.6
| Source | Percentile | Raw score | Config folding |
|---|---|---|---|
| LiveBench | 96.3 | 94.3 | Single config |
| LMArena | 98.9 | 1527.9 | Single config |
Cross-source percentile spread 2.5
Value
#42High 0.9914.8
Aliases & configurations
- claude-fable-5-1
- claude-fable-5-1-max· max
- claude-fable-5-1-max-effort· max effort