OpenAI: GPT-4o-mini vs Meta: Llama 3.1 70B Instruct — API Pricing Comparison
OpenAI: GPT-4o-mini is 6% cheaper than Meta: Llama 3.1 70B Instruct at the same token volume. Data as of 2026-02-27.
OpenAI: GPT-4o-mini
openai
Total /1M tokens
$0.750Input $0.150 · Output $0.600
Context: 128K tokens
Full details →Context: 128K tokens
Meta: Llama 3.1 70B Instruct
meta-llama
Total /1M tokens
$0.800Input $0.400 · Output $0.400
Context: 131K tokens
Full details →Context: 131K tokens
Monthly Cost Comparison
| Monthly usage | OpenAI: GPT-4o-mini | Meta: Llama 3.1 70B Instruct | Savings with OpenAI: GPT-4o-mini |
|---|---|---|---|
| 1M tokens/month | $0.75 | $0.80 | $0.05 |
| 10M tokens/month | $7.50 | $8.00 | $0.50 |
| 100M tokens/month | $75.00 | $80.00 | $5.00 |
| 1B tokens/month | $750.00 | $800.00 | $50.00 |
Use both automatically — let AI decide
StormRouter routes each prompt to the cheapest model that meets your quality requirements.
Use OpenAI: GPT-4o-mini for simple tasks, Meta: Llama 3.1 70B Instruct only when complexity demands it.