ERNIE 5.0 Thinking vs Grok 4.20 0309
Baidu vs xAI — benchmarks, pricing, and capabilities side by side.
- •Grok 4.20 0309 has the higher intelligence index (88.5 vs 81.7)
- •ERNIE 5.0 Thinking is cheaper ($0.00 vs $2.00 per 1M input)
| ERNIE 5.0 Thinking | Grok 4.20 0309 | |
|---|---|---|
| Intelligence index | 81.7 | 88.5 |
| Developer | Baidu | xAI |
| Type | LLM | LLM |
| Access | — | — |
| Context window | — | — |
| Input price | $0.00 / 1M | $2.00 / 1M |
| Output price | $0.00 / 1M | $6.00 / 1M |
| Speed | — | 97 tok/s |
| Released | November 13, 2025 | March 10, 2026 |
| Parameters | — | — |
| Input modalities | — | — |
| Output modalities | — | — |
Shared benchmarks
ERNIE 5.0 Thinking
Grok 4.20 0309
GPQA Diamond
77.7
88.5
Humanity’s Last Exam
12.7
30