Who Wins?
More Affordable
Claude Sonnet 4.6
Lower pricing tier
Most Automated
Claude Sonnet 4.6
Higher automation level
Feature Comparison
| Claude Sonnet 4.6 | GPT-5.4 | |
|---|---|---|
| Open Source | ||
| Deployment | hosted | hosted |
| Pricing | freemium | paid |
| Input Types | textimageaudio | textimage |
| Output Types | textaudio | textimagecode |
Capabilities
| Claude Sonnet 4.6 | GPT-5.4 | |
|---|---|---|
| agent building | ||
| agentic workflows | ||
| assist coding | ||
| code completion | ||
| code execution support | ||
| conversational chat | ||
| high resolution image input | ||
| image understanding | ||
| long-form generation | ||
| long horizon reasoning | ||
| long running code tasks | ||
| native computer use | ||
| playwright interactive | ||
| programmatic tool calling | ||
| structured outputs | ||
| text and image inputs | ||
| text to image | ||
| tool calling and agentic search | ||
| upfront plan of thinking | ||
| voice dictation input | ||
| web search with dynamic filtering |
Use Cases
Accelerate complex coding and agentic workflows by leveraging a high-context window model for long-running, production-ready solutions.
- Compress multi-day coding projects into hours
- Build and run agentic workflows that call external tools
- Conduct long-context analysis across large documents with a 1M token window
Automate complex web and desktop workflows, generate and edit spreadsheets and presentations, and perform deep web research using a hosted multimodal agent-capable model.
- Generate and edit spreadsheets and presentations for professional work
- Automate browser and desktop workflows by interpreting screenshots and issuing mouse/keyboard actions
- Visually debug web and Electron apps using Playwright Interactive
- Perform deep web research and produce high-quality, factual responses
Key Features
1M token context window (beta)frontier coding performanceagent and tool callingmultimodal input supportavailable on free tier
native computer-use capabilitiessupports up to 1M token contextoriginal image input up to 10.24M pixelsPlaywright Interactive visual debuggingupfront plan-of-thinking in ChatGPT (GPT-5.4 Thinking)
Best For
developersresearchersgeneral users
developersenterprise customersprofessionals
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