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Hermes 3 Llama 3.1 405B


Hermes 3 Llama 3.1 405B is Nous Research's language model with a 131K context window and up to 16K output tokens, available from 3 providers, starting at $1.00 / 1M input and $1.00 / 1M output. A 405B-parameter Llama 3.1-based LLM from Nous Research fine-tuned for advanced roleplaying, reasoning, and agentic multi-turn conversation.
Specifications
Canonical IDnousresearch-hermes-3-llama-3-1-405b
TypeLanguage
StatusActive
CreatorNous ResearchNous Research
Providers
Context Window131K tokens
Max Output16K tokens
Input ModalitiesText
Output ModalitiesText
Parameters405B
Release Date · 2 years ago
Knowledge Cutoff

Capabilities

Input1/5
Text
Image·
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities3/13
Reasoning·
Adaptive Reasoning·
Function Calling
Parallel Function Calling·
Structured Outputs
Native JSON Schema
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

ProviderStandard
Input
$ / 1M
Output
$ / 1M
DeepInfra logo
DeepInfra
deepinfra/NousResearch/Hermes-3-Llama-3.1-405B
$1.00$1.00
Nebius logo
Nebius
nebius/NousResearch/Hermes-3-Llama-3.1-405B
$1.00$3.00
OpenRouter logo
OpenRouter
nousresearch/hermes-3-llama-3.1-405b
$1.00$1.00

Cost Calculator

Preset:
Compares every provider & tier in USD

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Llama 3.3 70B Instruct131K$0.100$0.200Available
Llama 3.2 3B Instruct131K$0.015$0.020Deprecated
Llama 3.2 1B Instruct128K$0.027$0.080Deprecated
Llama 3.1 405B Instruct131K$0.120$0.300Deprecating
Llama 3.1 70B Instruct131K$0.100$0.100Available
Llama 3.1 8B Instruct200K$0.020$0.030Available
Llama 3.1 70B128K$0.600$0.600Available
Llama 3.1 8B131K$0.030$0.050Available
Llama 3 70B Instruct131K$0.120$0.300Available
Llama 3 8B Instruct32K$0.030$0.040Available
Hermes 3 Llama 3.1 405B131K$1.00$1.00Current

Model IDs