Browser Use vs Project Mariner
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
| BU Browser Use Open-source Python library that lets LLM agents drive a real web brows... Visit |
Project Mariner
Google's web-browsing agent — discontinued 4 May 2026, absorbed into G...
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| RECATOOLS Score | 8.2 / 10 | 4.2 / 10 |
| Capability | — | |
| Value for money | — | |
| Ease of use | — | |
| ASEAN readiness | — | |
| API quality | — | |
| Pricing | Freemium | Free |
| Free tier | Library free under MIT (BYO LLM key); Cloud has a $0 Free plan | Was free while it ran; Google shut the experiment down on 4 May 2026 |
| Paid from | $29/month (Browser Use Cloud Dev plan) | — |
| Has API | ✓ | ✗ |
| Open source | ✓ | ✗ |
| Free to use | ✓ | ✓ |
| Users | — | — |
| Founded | — | 2024 |
| Maker | — | — |
| Verdict | Think of Browser Use as an agent automation tool first and a scraper second. It's a Python library that gives an LLM control of a real Chromium browser through the Chrome DevTools Protocol, using the project's open-sourc... |
Project Mariner was Google DeepMind's research-preview AI agent that could navigate websites and complete multi-step web tasks (forms, research, shopping) much like a human, an important early demonstration of agentic br... |
| Full review → | Full review → |
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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.