Neura Intelligence Index
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Grok-3
🇺🇸xAI1y
Context:128K tokens
Input:$3/1M
Output:$15/1M
Neura Index
78.4
Rank #29—
lowCategory Profile
Benchmark Scores (3)
reasoning
| Benchmark | Score | Source |
|---|---|---|
| GPQA Diamond | 84.6 | verified |
math
| Benchmark | Score | Source |
|---|---|---|
| AIME 2025 | 93.3 | verified |
multimodal
| Benchmark | Score | Source |
|---|---|---|
| MMMU | 78 | verified |
Performance History
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Frequently Asked Questions about Grok-3
What is Grok-3's Neura Intelligence Index score?▾
Grok-3 by xAI scores 78.4 out of 100 on the Neura Intelligence Index, ranking #29 among tracked AI models. This composite score is computed from 3 individual benchmarks across coding, math, reasoning, and language categories.
How much does Grok-3 cost to use?▾
Grok-3 costs $3/1M input tokens and $15/1M output tokens via API. At a typical 3:1 input-to-output ratio with 1M tokens/day usage, the estimated monthly cost is approximately $180.
Is Grok-3 open source?▾
No, Grok-3 is a proprietary model by xAI. It is only accessible via their API.
What is Grok-3's context window?▾
Grok-3 supports a context window of 128K tokens, allowing it to process moderate-length documents and conversations in a single request.
What benchmark does Grok-3 perform best on?▾
Grok-3 achieves its highest score on AIME 2025 with a score of 93.3%. This benchmark evaluates american invitational mathematics examination 2025 — competition-level math problems.