GPT-4o vs Claude Sonnet 4 Lite

Performance benchmarks + pricing comparison — updated April 2026

GPT-4o

OpenAI

OpenAI's flagship multimodal model. Strong coding and reasoning at competitive pricing.

Input$2.50/M
Output$10.00/M
Context128K tokens
Best ForGeneral coding, multimodal tasks, chatbots
Benchmark75/100

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.

BenchmarkGPT-4oClaude Sonnet 4 LiteLeader
Overall Score 75 70 GPT-4o leads by 5pts
SWE-bench Verified 70 64 GPT-4o leads by 6pts
LiveCodeBench 78 74 GPT-4o leads by 4pts
HumanEval 90 88 GPT-4o leads by 2pts
BigCodeBench 62 56 GPT-4o leads by 6pts

Cost Comparison by Scenario

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

ScenarioGPT-4oClaude Sonnet 4 LiteSavings
Small Script (1K lines) $0.41 $0.21 Claude Sonnet 4 Lite saves $0.20 (49%)
Medium Feature (10K lines) $3.06 $1.55 Claude Sonnet 4 Lite saves $1.51 (49%)
Large Project (50K lines) $15.31 $7.76 Claude Sonnet 4 Lite saves $7.55 (49%)
Code Review (5K lines) $0.78 $0.40 Claude Sonnet 4 Lite saves $0.38 (49%)

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
GPT-4o 75 $0.033/pt Higher cost per point
Claude Sonnet 4 Lite 70 $0.014/pt Better value

Claude Sonnet 4 Lite delivers the best value at $0.014 per score point.

Strengths & Weaknesses

GPT-4o

  • + Strong general-purpose
  • + Good multimodal
  • - Less consistent on coding than Claude

Claude Sonnet 4 Lite

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

Verdict

Claude Sonnet 4 Lite is cheaper at $1.00/M, but GPT-4o scores higher on benchmarks (75 vs 70).

Choose Claude Sonnet 4 Lite for cost-sensitive projects, GPT-4o when performance matters most.

Compare with Other Models