Skip to content
  • Models
  • Rankings
  • Ori
Sign Up
Sign Up
OpenRouterOpenRouter
© 2026 OpenRouter, Inc

Product

  • Chat
  • Rankings
  • Benchmarks
  • Apps
  • Discover
  • Models
  • Collections
  • Providers
  • Tools
  • Pricing
  • Business
  • Enterprise
  • Labs

Company

  • About
  • Blog
  • Careers
    Hiring
  • Privacy
  • Terms of Service
  • Trust Center
  • Support
  • Works With OR
  • Data
  • Brand

Developer

  • Documentation
  • API Reference
  • Developer Platform
  • Status

Connect

  • Discord
  • GitHub
  • LinkedIn
  • X
  • YouTube
  1. Home
  2. /
  3. Compare

Aion 3.5 vs Llama Guard 4 12B

Compare Aion 3.5 from Aion Labs and Llama Guard 4 12B from Meta Llama on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.

Aion 3.5 vs Llama Guard 4 12B: side-by-side summary

Aion 3.5 and Llama Guard 4 12B are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Aion 3.5, from Aion Labs, has a 262,144-token context window and is priced at $3/M tokens input, $6/M tokens output on OpenRouter.

Llama Guard 4 12B, from Meta Llama, has a 163,840-token context window and is priced at $0.18/M tokens input, $0.18/M tokens output on OpenRouter.

Context window
  • Aion 3.5: 262,144 tokens
  • Llama Guard 4 12B: 163,840 tokens
Price
  • Aion 3.5: $3/M tokens input, $6/M tokens output
  • Llama Guard 4 12B: $0.18/M tokens input, $0.18/M tokens output
Provided by
  • Aion 3.5: Aion Labs
  • Llama Guard 4 12B: Meta Llama
Favicon for aion-labs
Aion 3.5
Favicon for meta-llama
Llama Guard 4 12B
Favicon for aion-labs
Aion 3.5
Favicon for meta-llama
Llama Guard 4 12B

Overview

Aion 3.5
Author
Aion Labs
Llama Guard 4 12B
Author
Meta Llama
Aion 3.5
Context length
262Ktokens
Llama Guard 4 12B
Context length
164Ktokens
Aion 3.5
Reasoning
Llama Guard 4 12B
Reasoning
Aion 3.5
Input modalities
Llama Guard 4 12B
Input modalities
Aion 3.5
Output modalities
Llama Guard 4 12B
Output modalities
model details, providers and pricing
model details, providers and pricing
Aion 3.5
Llama Guard 4 12B