Baidu · ERNIE 5
ERNIE 5.1
Baidu's current flagship proprietary ERNIE MoE model (about one-third the total parameters of ERNIE 5.0), served via Qianfan.
- AA Intelligence
- —
- Input / output per 1M
- $0.56/ $2.53
- Output speed
- —
- Context window
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Reasoning and knowledge
- AIME 2026#1 of 1399.6%
Leader: ERNIE 5.1 at 99.6%
Human preference
- LMArena Text#21 of 541468
Leader: Claude Fable 5 at 1506
Other published results
| Result | Score | Reported by | Source |
|---|---|---|---|
| LMArena Search Arena · 4th globally at time of blog (2026-05-09) | 1223 Elo | vendor | ERNIE Blog: ERNIE 5.1 officially released ↗ |