✓
Tool
Category
Pricing
Free?
Updated
MindStudio
AI Agents
Freemium
✓
Mar 2026
→
No-code platform for building and deploying custom AI workers and agents
Best for: no-code
Fixie AI
AI Agents
Freemium
✓
Mar 2026
→
Platform for building conversational AI agents with memory, tools, and deployable hosting
Best for: conversational
Cassidy AI
AI Agents
Freemium
✓
Mar 2026
→
Team AI workspace with knowledge-trained agents integrated into business tools
Best for: team-AI
Arize Phoenix
AI Agents
Freemium
✓
Mar 2026
→
Open-source AI observability tool with interactive tracing and RAG evaluation
Best for: observability
Relevance AI
AI Agents
Freemium
✓
Mar 2026
→
No-code platform for building and deploying AI agent teams for business
Best for: agents
Questflow
AI Agents
Freemium
✓
Mar 2026
→
Natural language multi-agent workflow platform for business automation
Best for: multi-agent
Julep
AI Agents
Freemium
✓
Mar 2026
→
Platform for building stateful, long-running AI agents with persistent memory
Best for: stateful
Browserbase
AI Agents
Freemium
✓
Mar 2026
→
Cloud browser infrastructure for AI agents to automate web interactions at scale
Best for: browser-automation
AgentQL
AI Agents
Freemium
✓
Mar 2026
→
AI-powered web scraping using natural language queries instead of CSS selectors
Best for: web-scraping
Langfuse
AI Agents
Freemium
✓
Mar 2026
→
Open-source LLM observability platform for tracing, debugging, and monitoring AI agents
Best for: observability
LangSmith
AI Agents
Freemium
✓
Mar 2026
→
Developer platform for debugging and monitoring LangChain-based AI agent applications
Best for: LangChain
Braintrust
AI Agents
Freemium
✓
Mar 2026
→
Enterprise AI evaluation platform for logging, testing, and improving agent quality
Best for: evaluation