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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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PDF.ai
✓ verifiedFreemium
Well-known chat-with-PDF tool for summarizing and extracting; strong traffic.
484K visits/mo2.7K saves
Pricing
No public pricing
Free: $0/m
Pro: $12.4/m (Billed annually $149)
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)
No public pricing
Hobby: $0
Pro: $10/mo
Ultimate: $20/user/mo
Enterprise: $30/user/mo
Core features
- ✦Automated AWS cost optimization
- ✦Commitment management (Reserved Instances & Savings Plans)
- ✦Cost allocation and chargebacks
- ✦Kubernetes cost management
- ✦Resource rightsizing and scheduling
- ✦Idle resource optimization
- ✦Real-time cost visibility
- ✦AI identifies key concepts automatically
- ✦Multiple question types supported
- ✦Adjustable difficulty levels
- ✦Works with any YouTube video — questions match video content
- ✦Handles multi-page documents — extracts text and generates instantly
- ✦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
- ✦AI Chatbot powered by ChatGPT, GPT-4o & Gemini
- ✦Available on multiple platforms (Web, iPhone, Apple Watch, macOS, Android)
- ✦Humanlike responses
- ✦Homework assistance
- ✦Proofreading
- ✦AI Writing Assistant
- ✦Chat with PDF documents
- ✦Summarize PDF content
- ✦Extract information from PDFs
- ✦Source citation for answers
- ✦OCR support
- ✦AI Agents for document analysis
- ✦Capture & Ask feature
- ✦Chatbot widget (add-on)
Use cases
- →Reducing AWS costs for startups and enterprises
- →Optimizing EKS and ASG scalability and discounts
- →Maximizing Savings Plans and mitigating commitment risk
- →Automating time-consuming cost optimization tasks
- →Allocating AWS, Kubernetes, GenAI & SaaS costs
- →Educators creating engaging assessments
- →HR professionals generating compliance assessments
- →Publishers scaling content creation efficiently
- →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
- →Get help with homework, from essays and compositions to math questions.
- →Proofread written work to create professional-grade documents.
- →Get personalized help with any writing project, from essays to social media posts.
- →Act as a travel agent.
- →Analyzing legal documents
- →Summarizing financial reports
- →Extracting key information from books
- →Reviewing scientific papers
- →Understanding user manuals
- →Creating employee training materials
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