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Tool
Category
Pricing
Free?
Updated
Steamship
AI Agents
Freemium
✓
Mar 2026
→
Cloud hosting platform for AI agents with built-in storage and multi-tenancy
Best for: agent-hosting
Browserbase
AI Agents
Freemium
✓
Mar 2026
→
Cloud browser infrastructure for AI agents to automate web interactions at scale
Best for: browser-automation
Browserless
AI Agents
Freemium
✓
Mar 2026
→
Cloud-hosted headless browser service for web automation and AI agent workflows
Best for: headless-browser
Arize Phoenix
AI Agents
Freemium
✓
Mar 2026
→
Open-source AI observability tool with interactive tracing and RAG evaluation
Best for: observability