Neura Intelligence Index
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Grok 4.5
🇺🇸xAI5d
Context:500K tokens
Input:$2/1M
Output:$6/1M
Neura Index
86.7
Rank #10—
lowCategory Profile
Benchmark Scores (2)
reasoning
| Benchmark | Score | Source |
|---|---|---|
| GPQA Diamond | 93 | verified |
coding
| Benchmark | Score | Source |
|---|---|---|
| SWE-Bench Pro | 64.7 | verified |
Performance History
Similar Models
Frequently Asked Questions about Grok 4.5
What is Grok 4.5's Neura Intelligence Index score?▾
Grok 4.5 by xAI scores 86.7 out of 100 on the Neura Intelligence Index, ranking #10 among tracked AI models. This composite score is computed from 2 individual benchmarks across coding, math, reasoning, and language categories.
How much does Grok 4.5 cost to use?▾
Grok 4.5 costs $2/1M input tokens and $6/1M output tokens via API. At a typical 3:1 input-to-output ratio with 1M tokens/day usage, the estimated monthly cost is approximately $90.
Is Grok 4.5 open source?▾
No, Grok 4.5 is a proprietary model by xAI. It is only accessible via their API.
What is Grok 4.5's context window?▾
Grok 4.5 supports a context window of 500K tokens, allowing it to process very long documents, codebases, and conversations in a single request.
What benchmark does Grok 4.5 perform best on?▾
Grok 4.5 achieves its highest score on GPQA Diamond with a score of 93.0%. This benchmark evaluates 448 graduate-level science questions (biology, chemistry, physics) designed to be hard for non-experts.