Claude Opus 4.7 vs Grok 4 for research: which is better in 2026?
A head-to-head look at Claude Opus 4.7 and Grok 4 for research. Benchmarks via artificialanalysis.ai, pricing as of May 2026. Compare AI models like these inside Admix.
Quick verdict
For research in May 2026, Claude Opus 4.7 edges out Grok 4 on the intelligenceIndex metric. Best-in-class agentic coding.
Side-by-side specs
| Spec | Claude | Grok |
|---|---|---|
| Intelligence index | 76.9 | 73.9 |
| Coding index | 82.3 | 70.2 |
| Context window | 1M tokens | 256K tokens |
| Speed (tok/s) | 88 | 198 |
| Input $/M | $15.00 | $3.00 |
| Output $/M | $75.00 | $15.00 |
| Released | Apr 23, 2026 | Jan 22, 2026 |
How they handle research
Claude Opus 4.7: Best-in-class agentic coding. The main caveat is premium pricing on output tokens.
Grok 4: Fastest tokens per second among flagships. The main caveat is behind on coding benchmarks.
Cost per 1,000 queries
Assuming 1,500 input and 800 output tokens per query:
- Claude Opus 4.7: $82.50 per 1,000 queries
- Grok 4: $16.50 per 1,000 queries
Verdict by sub-task
- Best raw quality on research:
- Best price: Grok 4
- Longest context: Claude Opus 4.7
- Fastest: Grok 4
FAQ
Is Claude Opus 4.7 better than Grok 4 for research?
On May 2026 benchmarks (artificialanalysis.ai), Claude Opus 4.7 ranks higher than Grok 4 for research on the intelligenceIndex metric. The gap is small enough that the choice often comes down to price, context length, and tone.
Which is cheaper, Claude Opus 4.7 or Grok 4?
Claude Opus 4.7 costs $15.00 input and $75.00 output per million tokens. Grok 4 costs $3.00 input and $15.00 output per million tokens.
Can I use both Claude and Grok in one app?
Yes. Admix is a multi model AI chat aggregator that lets you run Claude Opus 4.7 and Grok 4 side by side under one subscription.
Sources
Benchmarks from artificialanalysis.ai (May 2026).
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