GPT-4o vs GPT-4.1

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

GPT-4.1

OpenAI

Updated GPT-4 generation with improved instruction following and reduced hallucination. Better coding accuracy than GPT-4o.

Input$2.00/M
Output$8.00/M
Context128K tokens
Best ForProduction coding, API development, complex instructions
Benchmark80/100

Benchmark Performance Comparison

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

BenchmarkGPT-4oGPT-4.1Leader
Overall Score 75 80 GPT-4.1 leads by 5pts
SWE-bench Verified 70 76 GPT-4.1 leads by 6pts
LiveCodeBench 78 82 GPT-4.1 leads by 4pts
HumanEval 90 94 GPT-4.1 leads by 4pts
BigCodeBench 62 68 GPT-4.1 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-4oGPT-4.1Savings
Small Script (1K lines) $0.41 $0.31 GPT-4.1 saves $0.10 (24%)
Medium Feature (10K lines) $3.06 $2.30 GPT-4.1 saves $0.76 (25%)
Large Project (50K lines) $15.31 $11.50 GPT-4.1 saves $3.81 (25%)
Code Review (5K lines) $0.78 $0.55 GPT-4.1 saves $0.23 (30%)

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 Better value
GPT-4.1 80 $0.063/pt Higher cost per point

GPT-4o delivers the best value at $0.033 per score point.

Strengths & Weaknesses

GPT-4o

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

GPT-4.1

  • + Latest GPT model
  • + Strong across all benchmarks
  • - Premium pricing

Verdict

GPT-4.1 wins on both price and performance — $2.00/M input with a benchmark score of 80/100.

For most developers, this is the clear choice between these two models.

Compare with Other Models