LlamaIndex
Connect LLMs to your documents and data
Developer ToolsAIOpen SourceOpen sourceFreemium
CrewAI
Orchestrate teams of collaborating AI agents
Developer ToolsAIOpen SourceOpen sourceFreemium
Browserbase
Headless browser infrastructure for web agents
Developer ToolsAIDevOpsFreemium
Browser Use
Let AI agents drive a real web browser
Developer ToolsAIOpen SourceOpen sourceFreemium
Perplexity
Answer engine that cites its sources
SearchAIProductivityFreemium
Dify
Build and ship LLM apps on one canvas
Developer ToolsAIOpen SourceOpen sourceFreemium
Exa
Search API built for AI agents and research
SearchDeveloper ToolsAIFreemium
Elicit
AI research assistant for academic literature
SearchEducationAIFreemium
LangChain
Framework and platform for building LLM agents
Developer ToolsAIOpen SourceOpen sourceFreemium
Relevance AI
Build a workforce of specialised AI agents
AINo CodeSalesFreemium
Together AI
Inference, fine-tuning and GPU clusters for open models
Developer ToolsAIDevOpsFreemium
You.com
AI search and research APIs for developers
SearchAIDeveloper ToolsFreemium
Groq
Very low latency inference on custom silicon
Developer ToolsAIFreemium
Tavily
Real-time web search API for RAG and agents
SearchDeveloper ToolsAIFreemium
NotebookLM
Research assistant grounded in your own sources
AIProductivityEducationFreemium
SciSpace
Read, search and question research papers with AI
SearchEducationAIFreemium
Fireworks AI
Fast serving and tuning for open models
Developer ToolsAIDevOpsFreemium
OpenRouter
One API across hundreds of language models
Developer ToolsAIFreemium
Hugging Face
The hub for open models, datasets and demos
AIDeveloper ToolsOpen SourceFreemium
Replicate
Run and fine-tune open models behind an API
Developer ToolsAIDevOpsFreemium
Khanmigo
Khan Academy's AI tutor and teaching assistant
EducationAIFreemium
Duolingo
Gamified language learning with AI conversation
EducationAIProductivityFreemium
Rezi
ATS-focused AI resume and cover letter builder
Jobs & CareersAIWritingFreemium
Kickresume
Resume and cover letter builder with AI drafting
Jobs & CareersAIWritingFreemium