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AgentKitBrowser Use
| Attribute | AgentKit OpenAI | Browser Use Browser Use |
|---|---|---|
| Segment | Agents & Automation | Agents & Automation |
| Version | 2025 | API v4 |
| Entry cost | API usage-based | Pay as you go (no subscription). Free tier offers $1 signup credit. Cloud browser from $0.02/hr + traffic. |
| Pricing tiers | — | Free / Sign up free · Pay as you go free · Enterprise free |
| Model stack | GPT-5 | Bring your own key · BU 2.0 · BU Fast · BU Ultrafast · Claude Opus 5 · Claude Opus 5.5 · Claude Sonnet 5 · Claude Sonnet 5.5 · Gemini 3.6 Flash · GLM 5.3 Flash · GPT-5.6 · GPT-5.6 Luna · GPT-6 Astra · GPT-6 Luna · GPT-6 Sol · GPT-6.1 Sol · GPT-6.1 Terra · Grok 4.5 · Grok 4.6 · MiniMax M3 |
| Context window | — | Depends on chosen model |
| Public API | ||
| Routes models | ||
| Changes / 30d | 0 | 19 |
| Origin | Global | Global |
| Capabilities | Agent Builder, Connector registry, Evals | DOM-aware agent loop, Playwright control, Structured output, Cloud runners, Session recording, Fully Hosted Web Agents, Stealth Browsers, Browser Harness |