Compare/Claude Sonnet 4.6 (Non-reasoning, Low Effort) vs Grok 4

Claude Sonnet 4.6 (Non-reasoning, Low Effort)vsGrok 4

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

Anthropic

Claude Sonnet 4.6 (Non-reasoning, Low Effort)

Input
$3/M
Output
$15/M
Speed
51 tok/s
TTFT
1.16s
xAI

Grok 4

Input
$3/M
Output
$15/M
Speed
47 tok/s
TTFT
8.38s

Winner by Category

Cheaper
Tie
Faster (tok/s)
Claude Sonnet 4.6 (Non-reasoning, Low Effort)
Lower Latency
Claude Sonnet 4.6 (Non-reasoning, Low Effort)
Benchmarks (3-9)
Grok 4

Pricing Comparison

MetricClaude Sonnet 4.6 (Non-reasoning, Low Effort)Grok 4
Input ($/M tokens)$3$3
Output ($/M tokens)$15$15
Cost for 1M input + 100K output tokens:
Claude Sonnet 4.6 (Non-reasoning, Low Effort)$4.50
Grok 4$4.50

Speed Comparison

Output Speed (tokens/s) — higher is better
Claude Sonnet 4.6 (Non-reasoning, Low Effort)
51 tok/s
Grok 4
47 tok/s
Time to First Token (seconds) — lower is better
Claude Sonnet 4.6 (Non-reasoning, Low Effort)
1.16s
Grok 4
8.38s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
42.641.5
Coding Index
43.040.5
Math Index
92.7
GPQA Diamond
79.7%87.7%
MMLU-Pro
86.6%
LiveCodeBench
81.9%
AIME 2025
92.7%
MATH-500
99.0%
Humanity's Last Exam
10.8%23.9%
SciCode
44.1%45.7%
IFBench
42.4%53.7%
TerminalBench
42.4%37.9%
Claude Sonnet 4.6 (Non-reasoning, Low Effort)3 wins
9 winsGrok 4

Frequently Asked Questions

Which is cheaper, Claude Sonnet 4.6 (Non-reasoning, Low Effort) or Grok 4?

Both models have similar pricing. Check the detailed breakdown above for input vs output token costs.

Which model performs better on benchmarks?

Grok 4 wins 9 out of 12 benchmarks compared to 3 for Claude Sonnet 4.6 (Non-reasoning, Low Effort). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Claude Sonnet 4.6 (Non-reasoning, Low Effort) generates tokens faster at 51 tok/s vs 47 tok/s. Claude Sonnet 4.6 (Non-reasoning, Low Effort) also has lower time-to-first-token (1.16s vs 8.38s).

When should I use Claude Sonnet 4.6 (Non-reasoning, Low Effort) vs Grok 4?

Choose based on your priorities: both are similarly priced, Grok 4 for stronger benchmark performance, and Claude Sonnet 4.6 (Non-reasoning, Low Effort) for faster generation. For latency-sensitive apps, check the TTFT comparison above.