Model Release Radar
Price/capability frontier position, benchmark scores, and community signal
Model Release Radar
Claude Sonnet 5
anthropic·closed weights·Proprietary·released Tuesday, Jun 30, 2026
Token prices
USD per million tokens via OpenRouter, Anthropic (anthropic). Checked 2026-10-17 04:40 UTC.
| Token type | USD /1M |
|---|---|
| Input | $2 |
| Output | $10 |
| Cache read | $0.2 |
| Cache write (5 minutes) | $2.5 |
| Cache write (1 hour) | $4 |
Cache-write rates with a verified basis replace the ordinary input charge. Unknown rates are never treated as zero.
Frontier position
- Behind frontier AA intelligence index (blended per-1M-token price, 3:1 input/output; not a measured per-task cost) - Gemini 4 Argon, Claude Sonnet 5.5, GPT-6.1 Sol, GPT-6 Sol, Gemini 3.5 Flash are priced the same or lower and at least as capable.
- Behind frontier DeepSWE pass@1 (agentic coding) (measured USD per task) - GPT-5.5, Claude Opus 5, GPT-5.4, Grok 4.6, Kimi K3 are priced the same or lower and at least as capable.
Cost vs. capability
Loading chart…
Benchmark scores
Measured cost per task (DeepSWE)
| Benchmark | Pass@1 | Measured cost / task | Frontier |
|---|---|---|---|
| DeepSWE (agentic coding) (high effort, 95% CI 43.7%-52.7%, 4 runs) | 48.2% | $7.43 (median $5.83) | behind |
Artificial Analysis scores
Artificial Analysis scores describe capability. Compare them against estimated token spend with your cache mix; these estimates are not measured task costs.
| Benchmark | Score |
|---|---|
| AA intelligence index | 31.7 |
Community signal
| Variant | Coding Elo | Overall Elo | Votes |
|---|---|---|---|
| Rating | 1,483 | 1,442 | 49,595 |