Claude Sonnet 4.6
Official information
- Release date
- Feb 17, 2026
- Official model ID
- claude-sonnet-4-6
- Vendor source
- Claude Sonnet 4.6
- Identity verified
- Aug 13, 2026
API pricing
- Verification
- Verified
- Verified at
- Value benchmark tier
- claude-sonnet-4-6-standard
| Tier / region | Input / output · per MTok | Context pricing tier | Billing | Validity | Source |
|---|---|---|---|---|---|
claude-sonnet-4-6-standard global | $3 / $15 | No upper pricing tier | Standard online · Cache miss All day | Current | Official rates |
Rankings by category
Overall
#25High 0.9345.2
| Source | Percentile | Raw score | Config folding |
|---|---|---|---|
| Epoch AI | 44.6 | 152.3 | Single config |
| LiveBench | 35.4 | 73.4 | Single config |
| LMArena | 55.7 | 1458.0 | Single config |
Cross-source percentile spread 20.3
Coding
#32Medium 0.6637.6
| Source | Percentile | Raw score | Config folding |
|---|---|---|---|
| DeepSWE | 6.3 | 29.9 | Single config |
| LiveBench | 32.9 | 57.3 | Single config |
| LMArenatext-coding | 85.2 | 1503.8 | Single config |
| · webdev | 62.0 | 1521.0 | Single config |
Cross-source percentile spread 67.3
Agent
#25Medium 0.7222.3
| Source | Percentile | Raw score | Config folding |
|---|---|---|---|
| DeepSWE | 6.3 | 29.9 | Single config |
| LMArena | 38.3 | -0.0 | Single config |
Cross-source percentile spread 32.1
Reasoning
#32High 0.8437.2
| Source | Percentile | Raw score | Config folding |
|---|---|---|---|
| Epoch AI | 12.2 | 0.8 | Median of 4 configs |
| LiveBench | 42.7 | 85.9 | Single config |
| LMArenatext-math | 39.3 | 1462.0 | Single config |
| · text-hard | 73.9 | 1484.9 | Single config |
Cross-source percentile spread 44.4
Value
#31High 0.9331.7
Aliases & configurations
- claude-sonnet-4-6
- claude-sonnet-4-6-thinking-auto-medium-effort· thinking auto / medium effort