Bard vs Kimi K2 (0905)
Google Bard | Moonshot AI Kimi K2 (0905) | |
|---|---|---|
| Overview | ||
| Company | Moonshot AI | |
| Release date | Mar 21 2023 | Sep 5 2025 |
| Access | Proprietary | Open Weight |
| Specifications | ||
Parameters | — | 1T |
Context window | — | 256k |
| Benchmarks | ||
Coding SWE-Bench VerifiedReal coding tasks pulled from open-source projects — the AI has to find and fix actual bugs. A human-checked version of the original SWE-Bench. Higher is better. | — | 65.8% |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | — | 75.1% |
| Timeline | ||
| Release gap | Bard shipped 899 days before Kimi K2 (0905) | |
Which is better: Bard or Kimi K2 (0905)?
Bard and Kimi K2 (0905) don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Bard shipped 899 days before Kimi K2 (0905), so benchmark comparisons should account for the intervening progress.
Bard is proprietary, while Kimi K2 (0905) is open weight.
Direct benchmark comparisons are unavailable — Bard and Kimi K2 (0905) don't publish scores on any of the same benchmarks.
Frequently asked questions
Bard was released by Google on Mar 21 2023.
Kimi K2 (0905) was released by Moonshot AI on Sep 5 2025.
Bard is a proprietary model released by Google. Kimi K2 (0905) is an open weight model released by Moonshot AI.
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