Anthropic Claude Instant 1.2 vs Moonshot AI Kimi-Dev — side-by-side specs.
Anthropic Claude Instant 1.2 | Moonshot AI Kimi-Dev | |
|---|---|---|
| Overview | ||
| Company | Anthropic | Moonshot AI |
| Release date | Aug 9 2023 | Jun 2025 |
| Model type | — | — |
| Open source | No | Yes |
| Specifications | ||
Parameters | — | 72B |
Context window | — | — |
| Benchmarks | ||
| Timeline | ||
| Release gap | Claude Instant 1.2 shipped 662 days before Kimi-Dev | |
Claude Instant 1.2 and Kimi-Dev don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude Instant 1.2 shipped 662 days before Kimi-Dev, so benchmark comparisons should account for the intervening progress.
Kimi-Dev is an open-source / open-weight model; Claude Instant 1.2 is proprietary.
Direct benchmark comparisons are unavailable — Claude Instant 1.2 and Kimi-Dev don't publish scores on any of the same benchmarks.