Claude Sonnet 5
By Anthropic · released 2026-06-30 (3 months) · 6 effort levels
2 of 6 on the frontier at launchOff the frontier todayproprietary
- Intelligence index
- 24.30–38.20
- Cost to run the AA index
- $653–$6998
- Price per 1M tokens (in / out)
- $2.00 / $10.0
Today
Where Claude Sonnet 5 stands on the 2026-10-25 frontier
No measured level is on the frontier today.
| Level | Input modalities | Intelligence | Cost | E2E | Today | Matchup |
|---|---|---|---|---|---|---|
| Claude Sonnet 5 (Low) | Text, Image | 24.30 | $653 | 8.35s | beaten by GPT-6.1 Sol (High) | Compare |
| Claude Sonnet 5 (Medium) | Text, Image | 28.10 | $1218 | 9.01s | beaten by GPT-6.1 Sol (Max) | Compare |
| Claude Sonnet 5 (High) | Text, Image | 31.70 | $2086 | 15.2s | beaten by GPT-6.1 Sol (Max) | Compare |
| Claude Sonnet 5 (Xhigh) | Text, Image | 34.40 | $3255 | 21.1s | beaten by Kimi K3.1 Pro | Compare |
| Claude Sonnet 5 (Max) | Text, Image | 38.20 | $6998 | 184.2s | beaten by Claude Opus 5.5 (Xhigh, Default Fallback) | Compare |
| Claude Sonnet 5 (Non-reasoning, High) | Text, Image | 23.20 | - | 8.36s | no data | Compare |
5 of 6 effort levels plotted. The remaining levels lack intelligence or benchmark cost data.
Claude Sonnet 5 effort levelsToday's Pareto frontierEvery other model
Matchup
Compare head to head
Suggested: what beats it, its effort levels, and frontier models near its price.
- Claude Sonnet 5 (Max) vs Claude Opus 5.5 (Xhigh, Default Fallback)
- Claude Sonnet 5 (Max) vs Claude Opus 5.5 (Max, Default Fallback)
- Claude Sonnet 5 (Max) vs Claude Sonnet 5 (Low)
- Claude Sonnet 5 (Max) vs Claude Sonnet 5 (Medium)
- Claude Sonnet 5 (Max) vs Claude Sonnet 5 (High)
- Claude Sonnet 5 (Max) vs Claude Sonnet 5 (Xhigh)
- Claude Sonnet 5 (Max) vs Claude Sonnet 5 (Non-reasoning, High)
- Claude Sonnet 5 (Max) vs Kimi K3.1 Pro
Launch day
What Claude Sonnet 5 did to the frontier on 2026-06-30
Reached the frontier
Claude Sonnet 5 (High) · Claude Sonnet 5 (Xhigh)
Reached the frontier2 of 6
Impact (hypervolume gained)0.01
Rank, past year's releases#45 of 46
Smartest level38.20
Cheapest level$653
5 of 6 effort levels plotted. The remaining levels lack intelligence or benchmark cost data.
Reached the frontierMissed itDisplaced from the old frontierFrontier the day beforeFrontier after the releaseRegion gained (impact)
Missed the frontier
| Level | Intelligence | Cost | Beaten by | Intel gap | Cost ratio |
|---|---|---|---|---|---|
| Claude Sonnet 5 (Low) | 24.30 | $653 | DeepSeek V4 Flash 0420 (High) | −0.1 | 5.39× |
| Claude Sonnet 5 (Medium) | 28.10 | $1218 | DeepSeek V4 Pro 0424 (Max) | −2.3 | 4.39× |
| Claude Sonnet 5 (Max) | 38.20 | $6998 | GPT-5.5 (Xhigh) | −0.2 | 1.32× |
Agents:
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