Updated daily at 05:00 UTC
- Released
- Mar 2024
- Status
- Legacy
- Context
- 4.1K
- Max output
- —
- Input per 1M tokens
- —
- Output per 1M tokens
- —
- Open weights
- Yes
- License
- apache-2.0
- Parameters
- 9B
- 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.
Not enough independent results yet
Only independent and third-party results rank a model; self-reported and unattributed numbers never do.
Benchmark results
Every result we hold for this model, with who ran it and where it was published.
Knowledge & reasoning
| Benchmark | Metric | Value | Provenance | Setting | Evaluated | Source |
|---|---|---|---|---|---|---|
| AI2 Reasoning Challenge (ARC) | Challenge set accuracy | 55.6% | Self-reported | — | — | Yi: Open Foundation Models by 01.AI via Epoch AI |
| HellaSwag | Accuracy | 76.4% | Self-reported | — | — | Yi: Open Foundation Models by 01.AI via Epoch AI |
| MMLU | Accuracy | 68.4% | Self-reported | — | — | Yi: Open Foundation Models by 01.AI via Epoch AI |
| WinoGrande | Accuracy | 73.0% | Self-reported | — | — | Yi: Open Foundation Models by 01.AI via Epoch AI |
Other Yi versions
- Yi-1.5-34B-ChatMay 2024
- Yi-1.5-6B-ChatMay 2024
- Yi-1.5-9B-ChatMay 2024
- Yi-34B-ChatNov 2023
- Yi-6B-ChatNov 2023