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CopilotKit
✓ verifiedFreemium
Open-source React/Angular SDK and platform for embedding agentic, generative-UI copilots into apps, Slack and Teams.
170K visits/mo
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Tavily
✓ verifiedFreemium
Real-time web search and content-extraction API that grounds AI agents with fresh, structured data for research and RAG.
1.3M visits/mo8.9K saves
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Tutorly AI
✓ verifiedFreemium
AI homework chat assistant offering instant Q&A, essay writing help, and text paraphrasing for students across subjects.
2.5K visits/mo13K saves
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Desklib
✓ verifiedFreemium
AI study toolkit for students with an AI grader, paraphraser, quiz maker, plagiarism and AI-content detectors and study documents.
13K visits/mo
Pricing
Developer: $0 (1 seat, free forever, 200 threads)
Pro: $39/developer/mo (up to 5 seats, 5,000 threads)
Team: $500/mo (5 seats, 25,000 threads)
Pay As You Go: $0.008/credit
No public pricing
No public pricing
No public pricing
Core features
- ✦React and Angular frontend SDKs
- ✦Agent-rendered generative UI
- ✦AG-UI agent-user interaction protocol
- ✦Connectors for LangChain and other frameworks
- ✦Pre-built customizable chat/sidebar components
- ✦Slack and Teams integrations
- ✦Thread and state persistence
- ✦Real-time web search API
- ✦Page content extraction and crawling
- ✦LLM-optimized structured/chunked output
- ✦Built-in PII and prompt-injection filtering
- ✦High-throughput, low-latency infrastructure
- ✦Drop-in integrations with major LLM providers
- ✦Chat interface for asking homework questions across subjects
- ✦Step-by-step help with math and coding problems
- ✦Essay writing assistance from brainstorm to final draft
- ✦Text paraphrasing tool for rewriting content
- ✦Available continuously for late-night study sessions
- ✦Built-in support for OpenAI and Replicate
- ✦Easy to extend
- ✦Optimized UI for AI Chats
- ✦Customizable settings for different AI platforms
- ✦AI Grader for assignments
- ✦AI Paraphraser and AI Answers
- ✦AI Quiz generator
- ✦Plagiarism checker and AI detector
- ✦AI Code Checker
- ✦Study documents library
Use cases
- →Adding an AI assistant to a SaaS product
- →Building agents that render interactive UI
- →Deploying copilots across Slack and Teams
- →Connecting existing agents to a frontend
- →Grounding AI agents with live web data to reduce hallucination
- →Building research or retrieval-augmented generation (RAG) applications
- →Powering AI-driven search assistants
- →Enterprise-scale agents needing reliable web access
- →Students needing quick answers to homework questions at any hour
- →Writers wanting help outlining or drafting an essay
- →Learners debugging code or working through math problems
- →Students paraphrasing text for assignments
- →Getting answers from AI platforms like OpenAI and Replicate through a user-friendly interface.
- →Improve grades and academic writing
- →Check work for plagiarism or AI content
- →Generate quizzes and study material
- →Grade assignments faster (educators)
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