Skip to main content
idapt
HomeCodeAI ModelsPricing
Sign inStart free
  • Home
  • Pricing
  • AI Models
  • Image models
  • Voice models
  • Video models
  • Rankings
  • New models
  • Model status
  • Multi-Model Chat
  • Agents
  • Computers
  • Drive
  • Automations
  • AI Gateway
  • All features →
  • LLM cost calculator
  • Token counter
  • All free tools →
  • Blog
  • Use cases
  • Comparisons
  • Best of
  • Benchmarks
  • Demos
  • Changelog
  • Help center
  • FAQ
  • Privacy
  • Compare all models
  • Support
  • idapt Code
  • Developers
  • Quickstarts
  • API reference
  • API pricing
  • CLI
  • MCP
  • Downloads
  • Desktop
  • Badges and embeds
© idapt[email protected]TermsPrivacy PolicyLegal noticeReport content
X (Twitter)

Claude Opus 5 vs Hermes 4 405B

At a glance

Anthropic's flagship for demanding reasoning, coding, and long-horizon agentic work.

1M ctx$5.00/$25.00 per M

NousResearch's flagship large-scale reasoning model based on Llama 4.

131K ctx$1.00/$3.00 per M
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper85%
Specs
1M
Context
128K
Max output
Jul 2026
Released
131K
Context
16K
Max output
Aug 2025
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input$5.00/M tokens
Output$25.00/M tokens
Cache read$0.50/M tokens
Cache write$6.25/M tokens
Web search$0.01/search
Live pricing, shown before you run
Input80%$1.00/M tokens
Output88%$3.00/M tokens
Chat with Claude Opus 5Go to model
Chat with Hermes 4 405BGo to model
Frequently Asked Questions: Claude Opus 5 vs Hermes 4 405B▼

Which is better, Claude Opus 5 or Hermes 4 405B?

▼

Both Claude Opus 5 and Hermes 4 405B are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which is cheaper, Claude Opus 5 or Hermes 4 405B?

▼

Hermes 4 405B has a lower blended cost. Claude Opus 5: $5.00 input / $25.00 output. Hermes 4 405B: $1.00 input / $3.00 output.

Which has a larger context window, Claude Opus 5 or Hermes 4 405B?

▼

Claude Opus 5 has a larger context window: Claude Opus 5 supports 1M tokens vs Hermes 4 405B at 131K tokens.

Do both Claude Opus 5 and Hermes 4 405B support vision?

▼

Claude Opus 5 supports vision/image input, but Hermes 4 405B does not.

What are the key differences between Claude Opus 5 and Hermes 4 405B?

▼

Key differences: Hermes 4 405B is significantly cheaper; only Claude Opus 5 supports vision input. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Claude Opus 5 and Hermes 4 405B for free on idapt.app to see which performs better for your specific needs.

Open in App