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Nous AI Models

Open-source AI research lab known for the Hermes model family. Specializes in reasoning, function calling, and hybrid thinking modes.

Founded 2023New York, NY5 Models Website →
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Hermes 3 405B Instruct

Nous

Hermes 3 is a generalist language model with many improvements over Hermes 2, including advanced agentic capabilities, much better roleplaying, reasoning, multi-turn conversation, long context coherence, and improvements across the board.

Context131K
Speed35 tok/s
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ReasoningNo
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Hermes 4 70B

Nous

Hermes 4 70B is a hybrid reasoning model from Nous Research, built on Meta-Llama-3.1-70B.

Context131K
SpeedN/A
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ReasoningYes
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Hermes 3 70B Instruct

Nous

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 context coherence, and improvements across the board.

Context66K
Speed36 tok/s
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OutputText
ReasoningNo
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Hermes 4 405B

Nous

Hermes 4 is a large-scale reasoning model built on Meta-Llama-3.1-405B and released by Nous Research.

Context131K
SpeedN/A
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OutputText
ReasoningYes
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Hermes 2 Pro - Llama-3 8B

NousResearch

Hermes 2 Pro is an upgraded, retrained version of Nous Hermes 2, consisting of an updated and cleaned version of the OpenHermes 2.5 Dataset, as well as a newly introduced Function Calling and JSON Mode dataset developed in-house.

Context8K
Speed81 tok/s
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ReasoningNo