Llama 3.1 70B Instruct vs Mixtral 8×7B Instruct
Llama 3.1 70B Instruct vs Mixtral 8×7B Instruct: Mixtral 8×7B Instruct is cheaper by 93% on average. Llama 3.1 70B Instruct from Perplexity (131,072-token context) vs. Mixtral 8×7B Instruct from Perplexity (4,096-token context). Use Agent Command Center to A/B both in shadow mode and pick the winner per workload.
Side-by-side cost
Live workload comparison
Same workload run through both models. The cheaper one is highlighted.
3,000
0131,072
400
0131,072
5,000
01,000,000
At this workload, Mixtral 8×7B Instruct is 91% cheaper than Llama 3.1 70B Instruct — a savings of $468/month ($5,621/year).
Production recipe — Agent Command Center
strategy: cost-optimized
primary:
model: mixtral-8x7b-instruct
provider: perplexity
fallback:
model: llama-3-1-70b-instruct
provider: perplexity
shadow: { sample_rate: 0.05 } # mirror 5% of traffic to compare quality live| Llama 3.1 70B Instruct | Mixtral 8×7B Instruct | |
|---|---|---|
| Input price | $1.00/M | $0.0700/M |
| Output price | $1.00/M | $0.280/M |
| Context window | 131,072 | 4,096 |
| Max output | 131,072 | 4,096 |
| Function calling | — | — |
| Vision | — | — |
| Audio input | — | — |
| Reasoning | — | — |
| Prompt caching | — | — |
| Structured output | — | — |
| Pricing verified | May 12, 2026 | May 12, 2026 |