Updated daily at 05:00 UTC
- Released
- May 2024
- Status
- Current
- Context
- 4.1K
- Max output
- —
- Input per 1M tokens
- —
- Output per 1M tokens
- —
- Open weights
- Yes
- License
- apache-2.0
- Parameters
- 34B
- Knowledge cutoff
- —
- Reasoning
- No
- Modalities
- text → text
Category scores
Out of 100, from independent and third-party results only, by method category-2026-09-29.1.
| Category | Score | Rank | Coverage |
|---|---|---|---|
| Human preference | 25.4 | Not ranked | 1 of 5 |
Benchmark results
Every result we hold for this model, with who ran it and where it was published.
Scientific reasoning
| Benchmark | Metric | Value | Provenance | Setting | Evaluated | Source |
|---|---|---|---|---|---|---|
| GPQA Diamond | Accuracy | 32.0% | Independent | — | 27 Jan 2025 | Epoch AI |
Mathematics
| Benchmark | Metric | Value | Provenance | Setting | Evaluated | Source |
|---|---|---|---|---|---|---|
| MATH Level 5 | Accuracy | 25.5% | Independent | — | 27 Jan 2025 | Epoch AI |
Human preference
| Benchmark | Metric | Value | Provenance | Setting | Evaluated | Source |
|---|---|---|---|---|---|---|
| Text Arena (arena.ai) | Arena score (Elo scale) | 1213 | Independent | — | 25 Sep 2026 | Arena |
| Text Arena (arena.ai) | Votes | 24146 | Independent | — | 25 Sep 2026 | Arena |
Other Yi versions
- Yi-1.5-6B-ChatMay 2024
- Yi-1.5-9B-ChatMay 2024
- Yi-9BMar 2024
- Yi-34B-ChatNov 2023
- Yi-6B-ChatNov 2023