AI Model APIs
AI Model APIsProviders
AI Model APIs

The complete platform for comparing AI models. Find pricing, capabilities, and the perfect model for your use case.

contact@aimodelapis.com

Resources

  • AI Models APIs
  • Providers

About

  • About
  • Contact
  • Privacy Policy
  • Terms of Service

© 2026 AI Model APIs. All rights reserved.

Back to Models
OpenRouter

Hermes 4 70B API

OpenRouter
About

Build advanced reasoning agents with Hermes 4 70B, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.13/1M input and $0.40/1M output tokens, native tool calling support, open weights architecture. Access Hermes 4 70B via the OpenRouter API with up to 131K output tokens.

Capabilities

Input Modalities

text

Output Modalities

text
Reasoning
Yes
Structured Output
Yes
Tool Use
Yes
WeightsOpen
Temperature
Adjustable
Attachment
Not Supported
Limits
Context Window
131K

Tokens

Input Limit
131K

Tokens

Max Output
131K

Tokens

Pricing

Standard (per 1M tokens)

Input
$0.13
Output
$0.40
Frequently Asked Questions

Hermes 4 70B by OpenRouter costs $0.13 per 1M input tokens and $0.40 per 1M output tokens.

Model Details
ID
nousresearch/hermes-4-70b
Provider
OpenRouter
Family
hermes
Release Date
Aug 25, 2025
Knowledge Cutoff
Dec 1, 2023
API Integration
NPM Package
@openrouter/ai-sdk-provider
Environment Variables
OPENROUTER_API_KEY
API Base URL
https://openrouter.ai/api/v1
Documentation