Updated March 26, 2026· Based on independent benchmark data
Claude Opus 4.6 (Adaptive Reasoning, Max Effort) leads in intelligence with a score of 53.0 vs 41.5. Grok 4 is 1.7x cheaper at $3.00/1M tokens vs $5.00/1M.
| Metric | Grok 4 | Claude Opus 4.6 (Adaptive Reasoning, Max Effort) |
|---|---|---|
| Intelligence Score | 41.5 | 53.0 |
| Coding Score | 40.5 | 48.1 |
| Math Score | 92.7 | N/A |
| Speed (tok/s) | 44 tok/s | 51 tok/s |
| Latency (TTFT) | 8.55s | 12.63s |
| Input Price / 1M tokens | $3.00 | $5.00 |
| Output Price / 1M tokens | $15 | $25 |
| Context Window | 256K |
Claude Opus 4.6 (Adaptive Reasoning, Max Effort) outperforms Grok 4 on the intelligence index with a score of 53.0 compared to 41.5. For coding tasks, Claude Opus 4.6 (Adaptive Reasoning, Max Effort) has the edge with a coding score of 48.1 vs 40.5.
Both models deliver similar output speeds: Grok 4 at 44 tok/s and Claude Opus 4.6 (Adaptive Reasoning, Max Effort) at 51 tok/s. Time to first token is 8.55s for Grok 4 vs 12.63s for Claude Opus 4.6 (Adaptive Reasoning, Max Effort), which affects perceived responsiveness in interactive applications.
Grok 4 is more affordable at $3.00/1M input tokens ($15/1M output), while Claude Opus 4.6 (Adaptive Reasoning, Max Effort) costs $5.00/1M input ($25/1M output). For a typical workload of 100 requests per day at 2,000 tokens each, Grok 4 would cost approximately $18.00/month vs $30.00/month for Claude Opus 4.6 (Adaptive Reasoning, Max Effort) in input costs alone.
Choose Grok 4 when you need lower cost. Choose Claude Opus 4.6 (Adaptive Reasoning, Max Effort) when you need higher intelligence (53.0), stronger coding performance (48.1).
Claude Opus 4.6 (Adaptive Reasoning, Max Effort) scores higher on coding benchmarks (48.1 vs 40.5), making it the better choice for programming tasks.
Grok 4 is cheaper at $3.00/1M input tokens vs $5.00/1M for Claude Opus 4.6 (Adaptive Reasoning, Max Effort).
Claude Opus 4.6 (Adaptive Reasoning, Max Effort) is faster, producing output at 51 tok/s compared to Grok 4's 44 tok/s.
Yes, Grok 4 supports image input. Claude Opus 4.6 (Adaptive Reasoning, Max Effort) does not support image input.
Data last synced: March 26, 2026
| N/A |
| Max Output Tokens | N/A | N/A |
| Input Modalities | Image + Text | Text |
| Output Modalities | Text | Text |
| Free Tier | No | No |
It depends on your priorities. Claude Opus 4.6 (Adaptive Reasoning, Max Effort) scores higher on intelligence (53.0), but Grok 4 may be better for specific use cases like budget-conscious projects or speed-critical applications.