Hermes 3 is a generalist language model with many improvements over [Hermes 2](/models/nousresearch/nous-hermes-2-mistral-7b-dpo), including advanced agentic capabilities, much better roleplaying, reasoning, multi-turn conversation, long co…
Model details →Nous: Hermes 3 70B Instruct vs OpenAI: GPT-4o
Nous: Hermes 3 70B Instruct wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
GPT-4o ("o" for "omni") is OpenAI's latest AI model, supporting both text and image inputs with text outputs. It maintains the intelligence level of [GPT-4 Turbo](/models/openai/gpt-4-turbo) while being twice as...
Model details →Side-by-side comparison
| Capability | Nous: Hermes 3 70B Instruct | OpenAI: GPT-4o | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 131K | 128K | 🏆 Nous: Hermes 3 70B Instruct |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.70 | $2.50 | 🏆 Nous: Hermes 3 70B Instruct |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $0.70 | $10.00 | 🏆 Nous: Hermes 3 70B Instruct |
| Tool / function calling First-class support for emitting structured tool calls. | — | Yes | 🏆 OpenAI: GPT-4o |
| Vision input Accepts image inputs alongside text. | — | Yes | 🏆 OpenAI: GPT-4o |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | — | — | Tie |
Frequently asked questions
Is Nous: Hermes 3 70B Instruct better than OpenAI: GPT-4o?
Nous: Hermes 3 70B Instruct wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between Nous: Hermes 3 70B Instruct and OpenAI: GPT-4o?
Input: $0.70 vs $2.50 per 1M tokens. Output: $0.70 vs $10.00 per 1M tokens.
What context windows do Nous: Hermes 3 70B Instruct and OpenAI: GPT-4o support?
Nous: Hermes 3 70B Instruct supports up to 131K tokens. OpenAI: GPT-4o supports up to 128K tokens.
Do both Nous: Hermes 3 70B Instruct and OpenAI: GPT-4o support tool calling?
Nous: Hermes 3 70B Instruct: not advertised. OpenAI: GPT-4o: yes.
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