Mistral: Mistral Nemo vs OpenAI: GPT-6 Luna (batch)
On input price, Mistral: Mistral Nemo is ~1.7× cheaper. Verified 2026-10-21.
Mistral: Mistral Nemo $0.029/$0.030vsOpenAI: GPT-6 Luna (batch) $0.050/$0.250
Verdict
On blended price (3:1 input:output), Mistral: Mistral Nemo is ~3.4× cheaper ($0.029/$0.030 vs $0.050/$0.250 per 1M tokens).
Pricing
Per-million-token list prices, verified 2026-10-21. Green marks the better value.
| Metric | Mistral: Mistral Nemo | OpenAI: GPT-6 Luna (batch) |
|---|---|---|
| Input / 1M | $0.029 | $0.050 |
| Output / 1M | $0.030 | $0.250 |
| Cache read / 1M | — | $0.0050 |
| Blended (3:1) | $0.029/1M | $0.100/1M |
| Estimated monthly cost | Mistral: Mistral Nemo | OpenAI: GPT-6 Luna (batch) |
|---|---|---|
| Chatbot10,000 reqs · 800/400 tok | $0.35 | $1.40 |
| Coding agent5,000 reqs · 8000/2000 tok | $1.46 | $4.50 |
| RAG pipeline30,000 reqs · 4000/500 tok | $3.93 | $9.75 |
Plug in your own numbers in the calculator, or paste a real bill into the Bill Shredder.
Specifications & capabilities
| Metric | Mistral: Mistral Nemo | OpenAI: GPT-6 Luna (batch) |
|---|---|---|
| Context window | 131K | 1.1M |
| Max output | 16K | 128K |
| Vision input | – | ✓ |
| Tool calling | ✓ | ✓ |
| Reasoning | – | ✓ |
Provider
Infrastructure metrics for the organizations behind these models.
| Metric | Mistral AI | OpenAI |
|---|---|---|
| Listed endpoints | 10 | 12 |
| Reliability | 99.5% | 99.9% |
| Avg latency | 400 ms | 450 ms |
| Pricing tiers | standard, free | standard, batch, provisioned |
Full details: Mistral: Mistral Nemo pricing · OpenAI: GPT-6 Luna (batch) pricing