OpenAI o1-mini vs Llama 3.1 70B

Performance benchmarks + pricing comparison — updated April 2026

OpenAI o1-mini

OpenAI

Cost-effective reasoning model. Good for coding tasks that require logical reasoning.

Input$1.10/M
Output$4.40/M
Context128K tokens
Best ForCoding logic, debugging, algorithm design
Benchmark70/100

Llama 3.1 70B

Meta

Meta's mid-size Llama 3.1. Strong general performance with open weights for custom deployment.

Input$0.200/M
Output$0.400/M
Context128K tokens
Best ForGeneral AI tasks, custom deployment, fine-tuning

Cost Comparison by Scenario

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

ScenarioOpenAI o1-miniLlama 3.1 70BSavings
Small Script (1K lines) $0.17 $0.02 Llama 3.1 70B saves $0.15 (89%)
Medium Feature (10K lines) $1.27 $0.15 Llama 3.1 70B saves $1.12 (88%)
Large Project (50K lines) $6.33 $0.75 Llama 3.1 70B saves $5.58 (88%)
Code Review (5K lines) $0.30 $0.04 Llama 3.1 70B saves $0.26 (85%)

Verdict

Llama 3.1 70B wins on both price and performance — $0.200/M input with a benchmark score of N/A/100.

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

Compare with Other Models