Best free AI agents
Every tool below has a genuine free tier. We rank them by our editorial rating so you can start without paying.
Manus
AI agent
4.4
A general AI agent that autonomously plans and completes multi-step tasks end to end.
Pros
✓ Completes tasks autonomously✓ Parallel multi-agent✓ End-to-end delivery✓ Reusable outputs
Cons
✗ Credits deplete fast✗ Occasionally goes off-track✗ Slower on complex tasks
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Genspark
AI agent
4.3
An AI platform centered on autonomous agents, strong at deep research and generative tasks.
Pros
✓ Autonomous research✓ Generates Sparkpages✓ Multi-tool calling✓ Fast
Cons
✗ Newer ecosystem✗ Credit limits✗ Average Chinese
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天工 Skywork
AI agent
4.3
Kunlun's AI agent, strong at deep research, documents and local office automation.
Pros
✓ Deep research✓ Multimodal office✓ Desktop local execution✓ Document generation
Cons
✗ Newer ecosystem✗ Credit limits✗ Separate global/China versions
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