✓
Tool
Category
Pricing
Free?
Updated
Zapier AI Agents
AI Agents
Freemium
✓
Mar 2026
→
Autonomous AI agents on Zapier with access to 6,000+ app integrations
Best for: Zapier
Firecrawl
AI Agents
Freemium
✓
Mar 2026
→
Web scraping service that converts websites to clean markdown for AI and RAG pipelines
Best for: web-scraping
Portkey AI
AI Agents
Freemium
✓
Mar 2026
→
AI gateway providing unified LLM access with reliability features and observability
Best for: AI-gateway
Arize Phoenix
AI Agents
Freemium
✓
Mar 2026
→
Open-source AI observability tool with interactive tracing and RAG evaluation
Best for: observability
Humanloop
AI Agents
Freemium
✓
Mar 2026
→
Collaborative platform for prompt management, evaluation, and LLM fine-tuning
Best for: prompt-management
Helicone
AI Agents
Freemium
✓
Mar 2026
→
Open-source LLM proxy for logging, monitoring, and analyzing all AI API calls
Best for: LLM-proxy
PromptLayer
AI Agents
Freemium
✓
Mar 2026
→
Prompt management platform with logging and analytics for LLM API calls
Best for: prompt-management
Magical
AI Agents
Freemium
✓
Mar 2026
→
AI Chrome extension that automates repetitive browser tasks, data entry, and messaging
Best for: productivity
Thoughtly
AI Agents
Freemium
✓
Mar 2026
→
AI voice agent platform for building phone agents for sales and support
Best for: voice-agent
LlamaIndex ✓
AI Agents
Freemium
✓
Mar 2026
→
Framework for building production RAG systems and data-connected AI agents
Best for: rag
MultiOn
AI Agents
Freemium
✓
Mar 2026
→
Personal AI agent that browses the web and completes tasks autonomously
Best for: browser-automation
Questflow
AI Agents
Freemium
✓
Mar 2026
→
Natural language multi-agent workflow platform for business automation
Best for: multi-agent
Voiceflow
AI Agents
Freemium
✓
Mar 2026
→
Collaborative platform for designing and deploying voice and chat AI agents
Best for: voice-agents
Browserbase
AI Agents
Freemium
✓
Mar 2026
→
Cloud browser infrastructure for AI agents to automate web interactions at scale
Best for: browser-automation
Steel Browser
AI Agents
Freemium
✓
Mar 2026
→
Open-source browser API for AI agents with managed sessions and proxy support
Best for: browser-API
Exa AI
AI Agents
Freemium
✓
Mar 2026
→
Semantic search engine and API for AI agents using embedding-based retrieval
Best for: semantic-search
Lyzr
AI Agents
Freemium
✓
Mar 2026
→
Enterprise AI agent studio with pre-built templates and on-premises deployment options
Best for: enterprise
Relevance AI
AI Agents
Freemium
✓
Mar 2026
→
No-code platform for building and deploying AI agent teams for business
Best for: agents
Steamship
AI Agents
Freemium
✓
Mar 2026
→
Cloud hosting platform for AI agents with built-in storage and multi-tenancy
Best for: agent-hosting
Fixie AI
AI Agents
Freemium
✓
Mar 2026
→
Platform for building conversational AI agents with memory, tools, and deployable hosting
Best for: conversational
Browserless
AI Agents
Freemium
✓
Mar 2026
→
Cloud-hosted headless browser service for web automation and AI agent workflows
Best for: headless-browser
Julep
AI Agents
Freemium
✓
Mar 2026
→
Platform for building stateful, long-running AI agents with persistent memory
Best for: stateful
Wordware
AI Agents
Freemium
✓
Mar 2026
→
Collaborative AI IDE for building agents and workflows in a document-like interface
Best for: AI-IDE
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
Weights & Biases Weave
AI Agents
Freemium
✓
Mar 2026
→
W&B toolkit for tracing, evaluating, and improving AI agent applications
Best for: W&B
Gumloop
AI Agents
Freemium
✓
Mar 2026
→
No-code visual AI workflow builder for creating agents that browse, scrape, and automate
Best for: no-code
Microsoft Copilot Studio
AI Agents
Freemium
✓
Mar 2026
→
Low-code platform for building custom Microsoft Copilot AI agents for business
Best for: Microsoft
GPT Engineer
AI Agents
Freemium
✓
Mar 2026
→
AI agent that builds entire software projects from natural language prompts
Best for: code-generation
MindStudio
AI Agents
Freemium
✓
Mar 2026
→
No-code platform for building and deploying custom AI workers and agents
Best for: no-code
Rasa
AI Agents
Freemium
✓
Mar 2026
→
Open-source conversational AI framework for building contextual dialogue agents
Best for: open-source
Braintrust
AI Agents
Freemium
✓
Mar 2026
→
Enterprise AI evaluation platform for logging, testing, and improving agent quality
Best for: evaluation
Cassidy AI
AI Agents
Freemium
✓
Mar 2026
→
Team AI workspace with knowledge-trained agents integrated into business tools
Best for: team-AI
Lindy
AI Agents
Freemium
✓
Mar 2026
→
No-code platform for creating personal AI employee agents for business automation
Best for: no-code