Side-by-side comparison of pricing, 12 benchmarks, and generation speed.
| Metric | GPT-5 nano (medium) | Hermes 4 - Llama-3.1 70B (Reasoning) |
|---|---|---|
| Input ($/M tokens) | $0.05 | $0.13 |
| Output ($/M tokens) | $0.4 | $0.4 |
Data from Artificial Analysis API — 12 benchmarks
GPT-5 nano (medium) is cheaper overall. Its blended price (3:1 input/output ratio) is $0.14/M tokens vs $0.20/M for Hermes 4 - Llama-3.1 70B (Reasoning).
GPT-5 nano (medium) wins 7 out of 12 benchmarks compared to 4 for Hermes 4 - Llama-3.1 70B (Reasoning). See the detailed benchmark chart above for per-category results.
GPT-5 nano (medium) generates tokens faster at 165 tok/s vs 81 tok/s. However, Hermes 4 - Llama-3.1 70B (Reasoning) has lower time-to-first-token (0.58s vs 41.55s).
Choose based on your priorities: GPT-5 nano (medium) for lower cost, GPT-5 nano (medium) for stronger benchmark performance, and GPT-5 nano (medium) for faster generation. For latency-sensitive apps, check the TTFT comparison above.