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ERNIE 5.0 vs Grok-4

ERNIE 5.0 and Grok-4 are closely matched at 33.6 and 33.9 on the LLM Stats Score.

Baidu · xAI · Updated for 2026

Which is better?

ERNIE 5.0 and Grok-4 are closely matched on the overall LLM Stats Score at 33.6 and 33.9.

In the 3 individual benchmarks reported for both models, Grok-4 wins 3; this is a narrower head-to-head signal than the composite indexes.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose ERNIE 5.0

  • you want the most recent training data — it shipped Jan 2026

Choose Grok-4

  • you value its reported benchmark strengths — it wins 3 of 3 exact shared results

At a glance

The differences that matter most.

Core performance indexes
33.6
#92
33.9
#91
33.1
#90
33.1
#91
Cost, coverage & limits
Benchmark wins
0 of 3
3 of 3
Input price
— / M
$3.00 / M
Output price
— / M
$15.00 / M
Context window
256,000

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
ERNIE 5.0
Grok-4
30.9#69
31.4#63
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

5 reported for ERNIE 5.0 · 7 for Grok-4

3 shared

ERNIE 5.0 outperforms in 0 benchmarks, while Grok-4 is better at 3 benchmarks (AIME 2025, GPQA, Humanity's Last Exam).

Grok-4 significantly outperforms across most benchmarks.

Sun Sep 06 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Grok-4 specifies input context (256,000 tokens). Only Grok-4 specifies output context (8,000 tokens).

Baidu
ERNIE 5.0
Input- tokens
Output- tokens
xAI
Grok-4
Input256,000 tokens
Output8,000 tokens
Sun Sep 06 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both ERNIE 5.0 and Grok-4 support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

ERNIE 5.0

Text
Images
Audio
Video

Grok-4

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

ERNIE 5.0

Proprietary

Closed source

Grok-4

Proprietary

Closed source

Release Timeline

When each model was launched

ERNIE 5.0 was released on 2026-01-22, while Grok-4 was released on 2025-07-09.

ERNIE 5.0 is 7 months newer than Grok-4.

ERNIE 5.0

Jan 22, 2026

7 months ago

6mo newer
Grok-4

Jul 9, 2025

1.2 years ago

Knowledge Cutoff

When training data ends

Grok-4 has a documented knowledge cutoff of 2024-12-31, while ERNIE 5.0's cutoff date is not specified.

We can confirm Grok-4's training data extends to 2024-12-31, but cannot make a direct comparison without ERNIE 5.0's cutoff date.

ERNIE 5.0

Grok-4

Dec 2024

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Judge for yourself.

Run your own prompts against ERNIE 5.0 and Grok-4 side-by-side, then vote on the output you prefer.

ERNIE 5.0
✓ Preferred
Grok-4
Open in Playground

FAQ

Common questions about ERNIE 5.0 vs Grok-4.

Which is better, ERNIE 5.0 or Grok-4?

ERNIE 5.0 and Grok-4 are closely matched on the LLM Stats Score at 33.6 and 33.9. ERNIE 5.0 is made by Baidu and Grok-4 is made by xAI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does ERNIE 5.0 compare to Grok-4 in benchmarks?

ERNIE 5.0 scores AIME 2025: 87.0%, MMLU-Pro: 87.0%, GPQA: 85.0%, SimpleQA: 75.0%, Humanity's Last Exam: 39.0%. Grok-4 scores AIME 2025: 91.7%, HMMT25: 90.0%, GPQA: 87.5%, LiveCodeBench: 79.0%, Humanity's Last Exam: 40.0%.

What are the context window sizes for ERNIE 5.0 and Grok-4?

ERNIE 5.0 supports an unknown number of tokens and Grok-4 supports 256K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between ERNIE 5.0 and Grok-4?

Key differences include LLM Stats Score (33.6 vs 33.9). See the full comparison above for benchmark-by-benchmark results.

Who makes ERNIE 5.0 and Grok-4?

ERNIE 5.0 is developed by Baidu and Grok-4 is developed by xAI.