Hermes 3 405B Instruct

Nous· released 16 Aug 2024

nousresearch/hermes-3-llama-3.1-405b

Input / 1M tokens: $1
Output / 1M tokens: $1

Context window131K tokens

Longest answer: 16K tokens

reads textopen weights

About

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...

Details

Lab: Nousopenrouter.ai · 3 Oct 2026
Context: 131Kopenrouter.ai · 3 Oct 2026
Input price: $1 / 1Mopenrouter.ai · 3 Oct 2026
Output price: $1 / 1Mopenrouter.ai · 3 Oct 2026
Max output: 16,384 tokensopenrouter.ai · 3 Oct 2026
Inputs: textopenrouter.ai · 3 Oct 2026
Open weights: Yesopenrouter.ai · 3 Oct 2026

More longest-context models

See the list

Auto Router ctx2,000KinVaries by model routed tooutVaries by model routed to openrouter Auto Router (Beta) ctx2,000KinVaries by model routed tooutVaries by model routed to openrouter Grok 4.20 ctx2,000Kin$1.25 / 1Mout$2.5 / 1M SpaceXAI Grok 4.20 Multi-Agent ctx2,000Kin$1.25 / 1Mout$2.5 / 1M SpaceXAI Pareto Code Router ctx2,000KinVaries by model routed tooutVaries by model routed to openrouter Llama 4 Scout ctx1,311Kin$0.1 / 1Mout$0.3 / 1M Meta

Listed on Inferse

Longest-Context Models in 2026466 listed
Newest Models in 2026466 listed
Cheapest Language Models in 2026437 listed
Open-Weight Models in 2026178 listed
Nous Models: Pricing per 1M Tokens and Context (2026)3 listed

Sources

openrouter.ai/nousresearch/hermes-3-llama-3.1-405b· checked 3 Oct 2026