Horizon Beta is cheaper than Claude Sonnet 3.6 (2022-10-22) at $0/M vs $3/M input tokens.
| Spec | Claude Sonnet 3.6 (2022-10-22) | Horizon Beta |
|---|---|---|
| Input price | $3/M tokens | Free |
| Output price | $15/M tokens | Free |
| Context window | 200K tokens | 256K tokens |
| Free API (OpenRouter) | No | No |
| Released | Jun 2024 | Aug 2025 |
Not enough votes to call it. On the specs, nothing separates them.
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Claude Sonnet 3.6 (2022-10-22) uses 27.1x more bold