Grok 3 Mini vs Claude Sonnet 4 Lite

Performance benchmarks + pricing comparison — updated April 2026

Grok 3 Mini

xAI

Cost-effective xAI model for high-volume tasks. Good balance of capability and affordability.

Input$0.300/M
Output$0.500/M
Context128K tokens
Best ForHigh-volume tasks, simple coding, cost-sensitive projects
Benchmark50/100

Claude Sonnet 4 Lite

Anthropic

Lighter version of Claude Sonnet 4. Good balance of quality and cost for day-to-day coding.

Input$1.00/M
Output$5.00/M
Context200K tokens
Best ForDay-to-day coding, documentation, cost-conscious teams
Benchmark70/100

Benchmark Performance Comparison

Third-party benchmark scores — higher is better. Data sourced from SWE-bench, LiveCodeBench, HumanEval, and BigCodeBench.

BenchmarkGrok 3 MiniClaude Sonnet 4 LiteLeader
Overall Score 50 70 Claude Sonnet 4 Lite leads by 20pts
SWE-bench Verified 42 64 Claude Sonnet 4 Lite leads by 22pts
LiveCodeBench 52 74 Claude Sonnet 4 Lite leads by 22pts
HumanEval 72 88 Claude Sonnet 4 Lite leads by 16pts
BigCodeBench 36 56 Claude Sonnet 4 Lite leads by 20pts

Cost Comparison by Scenario

Estimated cost per project with 30% cache hit rate. Actual costs may vary based on usage patterns.

ScenarioGrok 3 MiniClaude Sonnet 4 LiteSavings
Small Script (1K lines) $0.03 $0.21 Grok 3 Mini saves $0.18 (88%)
Medium Feature (10K lines) $0.21 $1.55 Grok 3 Mini saves $1.35 (87%)
Large Project (50K lines) $1.02 $7.76 Grok 3 Mini saves $6.74 (87%)
Code Review (5K lines) $0.07 $0.40 Grok 3 Mini saves $0.34 (84%)

Value Analysis (Price per Benchmark Score Point)

Lower is better — how much you pay for each point of benchmark performance.

ModelOverall ScorePrice per Score PointVerdict
Grok 3 Mini 50 $0.006/pt Better value
Claude Sonnet 4 Lite 70 $0.014/pt Higher cost per point

Grok 3 Mini delivers the best value at $0.006 per score point.

Strengths & Weaknesses

Grok 3 Mini

  • + Budget option
  • + Fast
  • - Limited capabilities

Claude Sonnet 4 Lite

  • + Good value
  • + Strong coding
  • - Less capable than full Sonnet 4

Verdict

Grok 3 Mini is cheaper at $0.300/M, but Claude Sonnet 4 Lite scores higher on benchmarks (70 vs 50).

Choose Grok 3 Mini for cost-sensitive projects, Claude Sonnet 4 Lite when performance matters most.

Compare with Other Models