Side-by-side comparison of pricing, 12 benchmarks, and generation speed.
| Metric | Llama 3 Instruct 70B | DeepSeek V3.1 Terminus (Reasoning) |
|---|---|---|
| Input ($/M tokens) | $0.65 | $1.635 |
| Output ($/M tokens) | $2.75 | $2.75 |
Data from Artificial Analysis API — 12 benchmarks
Llama 3 Instruct 70B is cheaper overall. Its blended price (3:1 input/output ratio) is $1.18/M tokens vs $1.91/M for DeepSeek V3.1 Terminus (Reasoning).
DeepSeek V3.1 Terminus (Reasoning) wins 11 out of 12 benchmarks compared to 1 for Llama 3 Instruct 70B. See the detailed benchmark chart above for per-category results.
Llama 3 Instruct 70B generates tokens faster at 46 tok/s vs 0 tok/s. However, DeepSeek V3.1 Terminus (Reasoning) has lower time-to-first-token (0.00s vs 0.70s).
Choose based on your priorities: Llama 3 Instruct 70B for lower cost, DeepSeek V3.1 Terminus (Reasoning) for stronger benchmark performance, and Llama 3 Instruct 70B for faster generation. For latency-sensitive apps, check the TTFT comparison above.