Compare/Claude Opus 4.7 (Adaptive Reasoning, Max Effort) vs Grok 4

Claude Opus 4.7 (Adaptive Reasoning, Max Effort)vsGrok 4

Side-by-side comparison of pricing, 12 benchmarks, and generation speed.

Anthropic

Claude Opus 4.7 (Adaptive Reasoning, Max Effort)

Input
$6.25/M
Output
$25/M
Speed
49 tok/s
TTFT
24.39s
xAI

Grok 4

Input
$5.5/M
Output
$27.5/M
Speed
TTFT

Winner by Category

Cheaper
Claude Opus 4.7 (Adaptive Reasoning, Max Effort)
Faster (tok/s)
Claude Opus 4.7 (Adaptive Reasoning, Max Effort)
Lower Latency
Grok 4
Benchmarks (7-5)
Claude Opus 4.7 (Adaptive Reasoning, Max Effort)

Pricing Comparison

MetricClaude Opus 4.7 (Adaptive Reasoning, Max Effort)Grok 4
Input ($/M tokens)$6.25$5.5
Output ($/M tokens)$25$27.5
Cost for 1M input + 100K output tokens:
Claude Opus 4.7 (Adaptive Reasoning, Max Effort)$8.75
Grok 4$8.25

Speed Comparison

Output Speed (tokens/s) — higher is better
Claude Opus 4.7 (Adaptive Reasoning, Max Effort)
49 tok/s
Grok 4
Time to First Token (seconds) — lower is better
Claude Opus 4.7 (Adaptive Reasoning, Max Effort)
24.39s
Grok 4

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
57.341.5
Coding Index
52.540.5
Math Index
92.7
GPQA Diamond
91.4%87.7%
MMLU-Pro
86.6%
LiveCodeBench
81.9%
AIME 2025
92.7%
MATH-500
99.0%
Humanity's Last Exam
39.6%23.9%
SciCode
54.5%45.7%
IFBench
58.6%53.7%
TerminalBench
51.5%37.9%
Claude Opus 4.7 (Adaptive Reasoning, Max Effort)7 wins
5 winsGrok 4

Frequently Asked Questions

Which is cheaper, Claude Opus 4.7 (Adaptive Reasoning, Max Effort) or Grok 4?

Claude Opus 4.7 (Adaptive Reasoning, Max Effort) is cheaper overall. Its blended price (3:1 input/output ratio) is $10.94/M tokens vs $11.00/M for Grok 4.

Which model performs better on benchmarks?

Claude Opus 4.7 (Adaptive Reasoning, Max Effort) wins 7 out of 12 benchmarks compared to 5 for Grok 4. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Claude Opus 4.7 (Adaptive Reasoning, Max Effort) generates tokens faster at 49 tok/s vs 0 tok/s. However, Grok 4 has lower time-to-first-token (0.00s vs 24.39s).

When should I use Claude Opus 4.7 (Adaptive Reasoning, Max Effort) vs Grok 4?

Choose based on your priorities: Claude Opus 4.7 (Adaptive Reasoning, Max Effort) for lower cost, Claude Opus 4.7 (Adaptive Reasoning, Max Effort) for stronger benchmark performance, and Claude Opus 4.7 (Adaptive Reasoning, Max Effort) for faster generation. For latency-sensitive apps, check the TTFT comparison above.