Public data feed

Compare costs Leaderboards Compare Check

Pilot

ModelPriceLab

Source-linked model price and lifecycle signals for safer migration decisions.

Public data feed

Product

Check models
Founder Pilot
Changes
Compare costs
Leaderboards
Lower-Cost Coding Candidates
Model Comparison

Data API

Data API Docs
RSS
Feed
X/Twitter

Company

Pricing & Plans
About
Privacy Policy
Terms of Service

Source links shown when available•Pilot application creates no charge

Hermes 4 405B API Pricing — nousresearch Stored Rates & Alternatives | ModelPriceLab

Model Services/nousresearch/Hermes 4 405B

Hermes 4 405B

Name: Hermes 4 405B
Brand: nousresearch

Active

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...

Input / 1M tokens

$1.00

Output / 1M tokens

$3.00

Record updated 2026-09-03

Modality:LLM

Context:131,072 tokens

📊 Price Matrix 🧮 Spend Calculator 📢 Changes Model pricing page Vendor API pricing Check stack cost impact

Pricing

Platform

Scope

Input

Output

Details

OpenRouter

Unified API Router

Standard

$1.00

$3.00

131k context · 118k max output

Latest changes

No recent changes.

Benchmarks

No benchmark data available.

AI Cost Optimization

Does this change your best option?

Check your models and usage for free. See the relevant official changes, estimated cost, and a practical next step.

Check my models Apply for founder pilot