Claude Opus 4.6 vs Grok 4
Claude Opus 4.6 leads in 2 of 8 categories
Arena ELO
Claude Opus 4.6
Cheaper
Tie
Faster
Grok 4
Detailed Comparison
| Category | Claude Opus 4.6 | Grok 4 |
|---|---|---|
| Provider | Anthropic | xAI |
| Context Window | 1M WIN | 256K |
| Input Price ($/1M) | $5 | $5 |
| Output Price ($/1M) | $25 | $25 |
| Arena ELO | 1549 WIN | 1330 |
| Coding | 80.8% SWE-bench | unknown |
| Reasoning | 65.4% Terminal-Bench | unknown |
| Speed (tokens/sec) | ~40 t/s | ~45 t/s WIN |
| Open Source | No | No |
Frequently Asked Questions
Which is cheaper, Claude Opus 4.6 or Grok 4?
Grok 4 is approximately 0% cheaper than Claude Opus 4.6 per million tokens.
Which is better for coding, Claude Opus 4.6 or Grok 4?
Claude Opus 4.6 scores 80.8% SWE-bench on coding benchmarks, while Grok 4 scores unknown.
Which has a larger context window?
Claude Opus 4.6 supports 1M context, while Grok 4 supports 256K.
Is Claude Opus 4.6 or Grok 4 open source?
Claude Opus 4.6 is proprietary. Grok 4 is proprietary.
Which ranks higher on the Chatbot Arena leaderboard?
Claude Opus 4.6 ranks higher with ELO 1549 vs 1330.
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