Compare/Claude 2.1 vs Grok-1

Claude 2.1vsGrok-1

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

Anthropic

Claude 2.1

Input
$0/M
Output
$0/M
Speed
TTFT
xAI

Grok-1

Input
$0/M
Output
$0/M
Speed
TTFT

Winner by Category

Cheaper
Tie
Faster (tok/s)
Tie
Lower Latency
Tie
Benchmarks (7-1)
Claude 2.1

Pricing Comparison

MetricClaude 2.1Grok-1
Input ($/M tokens)$0$0
Output ($/M tokens)$0$0
Cost for 1M input + 100K output tokens:
Claude 2.1$0.00
Grok-1$0.00

Speed Comparison

Speed data not available for these models.

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
9.311.7
Coding Index
14.0
Math Index
GPQA Diamond
31.9%
MMLU-Pro
49.5%
LiveCodeBench
19.5%
AIME 2025
MATH-500
37.4%
Humanity's Last Exam
4.2%
SciCode
18.4%
IFBench
TerminalBench
Claude 2.17 wins
1 winsGrok-1

Frequently Asked Questions

Which is cheaper, Claude 2.1 or Grok-1?

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

Which model performs better on benchmarks?

Claude 2.1 wins 7 out of 12 benchmarks compared to 1 for Grok-1. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Both models have comparable generation speeds.

When should I use Claude 2.1 vs Grok-1?

Choose based on your priorities: both are similarly priced, Claude 2.1 for stronger benchmark performance, and both have comparable speed. For latency-sensitive apps, check the TTFT comparison above.