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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
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LightOn
✓ verifiedFreemium
Production RAG API for developers: parse, extract and search documents with SOTA OCR and cited retrieval, cloud or on-prem.
29K visits/mo
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Convex
✓ verifiedFreemium
TypeScript backend-as-a-service with a reactive database, server functions, auth and file storage for full-stack and AI apps.
692K visits/mo20K saves
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Interview Coder
✓ verifiedFreemium
Undetectable desktop AI assistant that feeds real-time answers during coding and technical interviews.
167K visits/mo
Pricing
No public pricing
Starter: Free + usage (parsing €0.002/page)
Business: €149/mo + usage (100 GB storage, unlimited users)
Free trial available
Free & Starter: $0/mo (pay-as-you-go, 1-6 developers)
Professional: $25/developer/mo
Business & Enterprise: $2,500/mo minimum
No public pricing
Free: $0 / month
Pro: $30 / month
Agent+: $4,000 / month
Bonus Prompts: $50
Core features
- ✦Text and SMS chat
- ✦Appointment booking
- ✦Reminders
- ✦Digital payments
- ✦Video calls
- ✦AI-assisted communication (CoPilot)
- ✦Wellness and Loyalty Plans
- ✦PMS Integration
- ✦Parse endpoint with SOTA OCR (LightOnOCR-2)
- ✦Extract endpoint for schema-based JSON
- ✦Search endpoint with hybrid retrieval and citations
- ✦MCP-native and LLM-agnostic
- ✦Workspaces and chunk-level access control
- ✦On-prem, VPC or air-gapped deployment
- ✦Reactive real-time database
- ✦TypeScript server functions (queries/mutations/actions)
- ✦Built-in authentication
- ✦Cron jobs and backend workflows
- ✦File storage, text and vector search
- ✦ACID transactions; open-source/self-host
- ✦Real-time AI answers during technical interviews
- ✦Invisible to screen sharing and recording
- ✦Hidden from dock, tray and activity monitor
- ✦Click-through overlay
- ✦Live audio capture and transcription
- ✦Lifetime unlimited access license
- ✦AI-powered code generation
- ✦Visual drag-and-drop editor for React code
- ✦Component import from Storybook
- ✦Integration with VSCode and GitHub
Use cases
- →Streamlining communication between veterinary clinics and pet owners
- →Managing appointment requests and bookings
- →Processing digital payments for veterinary services
- →Sending reminders for medication and appointments
- →Boosting wellness plan subscriptions
- →Reducing missed calls at veterinary clinics
- →Build production RAG without a long in-house pipeline
- →OCR and structure scanned documents
- →Grounded document search with citations for agents
- →Deploy secure enterprise document intelligence
- →Building real-time reactive apps
- →Backends for AI agents
- →Replacing Firebase or Supabase
- →Full-stack TypeScript development
- →Getting live help on coding interview problems
- →Answering technical questions in real time
- →Avoiding detection during screen-shared interviews
- →Building React applications 10x faster
- →Creating and maintaining design systems
- →Generating full-stack apps from text or image prompts
- →Building interactive prototypes quickly
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