Nous

Hermes 3 70B Instruct

nousresearch/hermes-3-llama-3.1-70b
Model weightsReleased Aug 18, 2024Open Weights
open weights

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...

Cost / 1M tokens

Low usage

$0.70

input

—

cached input

$0.70

output

Context Window

131K

Up to 16K max output

Modalities

text → text

Llama3 tokenizer

Quickstart & API

nousresearch/hermes-3-llama-3.1-70b
Open the model picker in ChatOSS Desktop (Code, Kanban, or Chat) and select or paste this model ID.

Best for & Strengths

Key Strengths

Open weights

Recommended Workloads in ChatOSS

  • Open-source AI workflows
Available in ChatOSS Code, Kanban Orchestrate, and Chat modes via Plus, Max, or BYOK.

Verified Evaluations

Benchmarks & Frontier Comparison

How Hermes 3 70B Instruct compares against leading open-weight and proprietary frontier models across independent agentic coding and reasoning suites.

View full Top 40 Leaderboard →
Benchmark (Metric)Hermes 3 70B InstructDeepSeek V4.1 FlashGLM 5.3Kimi K3.1 ProClaude Opus 5.5
Agentic & Software Engineering
ChatOSS Agentic Coding Index (%)—63.2%58.3%65%74.1%
SWE-Bench Verified (%)—91.5%95.4%94.8%97%
DeepSWE v1.1 (Pass@1 %)—77%69%73.5%74.2%
Vibe Code Bench v1.1 (%)—87.7%78.1%88.4%90.3%
Terminal-Bench 4.0 (%)—42.3%42%46.2%65.2%
Code Migration (%)—45.6%44.2%52%66.7%
Intelligence & Token Economics
Artificial Analysis Intelligence Index (0–100)639.544.855.157.6
Input Price (/ 1M tokens)$0.70$0.15$1.40$2.00$4.00
Output Price (/ 1M tokens)$0.70$0.60$4.40$10.00$20.00

Artificial Analysis Intelligence Index

Artificial Analysis

6

Active Provider Endpoints (1)

Upstream inference providers serving Hermes 3 70B Instruct, with per-provider pricing, context limits, quantization, and 24-hour uptime.

ProviderInput / 1MOutput / 1MCache Read / 1MContextMax OutputQuantizationUptime (24h)
DeepInfra
deepinfra/fp8
$0.70$0.70—131K16Kfp8100.0%

Supported API Parameters

Parameters accepted by this model when called through ChatOSS or OpenRouter.

frequency_penaltylogit_biasmax_tokensmin_ppresence_penaltyrepetition_penaltyseedstopstructured_outputstemperaturetop_ktop_p

Compare Similar Models

Browse all models →

Nous

Hermes 4 405B

131K

Hermes 4 is a large-scale reasoning model built on Meta-Llama-3.1-405B and released by Nous Research. It introduces a hybrid reasoning mode, where the model can choose to deliberate internally with...

$1.00 / $3.00Intel 7.5

Nous

Hermes 3 405B Instruct

131K

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...

$1.00 / $1.00

Anthropic

Claude Opus 5.5

1M

Claude Opus 5.5 is Anthropic's flagship model for demanding reasoning, coding, and long-horizon agentic work, succeeding Claude Opus 5. It is particularly strong at multi-step changes in large codebases, code...

$4.00 / $20.00Coding 74.1%

Moonshot AI

Kimi K3.1 Pro

1M

Kimi K3.1 Pro is Moonshot AI's flagship open-weight multimodal reasoning model and a post-trained successor to Kimi K3, with a 1M-token context window. It is built for long-horizon coding, 3D...

$2.00 / $10.00Coding 65%

Anthropic

Claude Opus 5

1M

Claude Opus 5 is Anthropic’s flagship model for demanding reasoning, coding, and long-horizon agentic work. It is particularly strong at end-to-end software tasks, code review and bug finding, visual analysis...

$5.00 / $25.00Coding 68.3%

Anthropic

Claude Fable 5.1

1M

Claude Fable 5.1 improves on Claude Fable 5 across the board, with the biggest gains in agentic coding, long-running agentic workflows, and knowledge work: long code refactors, front-end and visual...

$10.00 / $50.00Coding 67.6%