General autonomous agent
Manus AI
Autonomous agent that completes complex multi-step tasks via browser
88 /100
SSI 75
Stable Benchmark 87/100
What is Manus AI
Autonomous agent that completes complex multi-step tasks via browser. Built by Manus.im team in 2024. Underlying model: Claude 4.5 Sonnet + custom orchestration.
Capabilities
- Browser automation
- File management
- Code execution
- Multi-step task chaining
- Self-correction loops
Best for
- Research deep-dives
- Repetitive web workflows
- Lead enrichment
Limitations
- Slower than GPT direct calls
- Costs scale with task complexity
- No native CRM integrations
Our benchmark tasks
We tested Manus AI against these standardized agency workflows:
- Find 50 prospects matching criteria
- Build competitive analysis report
- Schedule meetings across 3 tools
Overall benchmark score: 87/100. See methodology for scoring details.