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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.

Interviews Chat logo
Interviews Chat
✓ verifiedFreemium

AI interview copilot delivering real-time answer suggestions and live transcription across video, phone and coding interviews.

120K visits/mo6.2K saves
Tavily logo
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
Interview Coder logo
Interview Coder
✓ verifiedFreemium

Undetectable desktop AI assistant that feeds real-time answers during coding and technical interviews.

167K visits/mo
LightOn logo
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
CopilotKit logo
CopilotKit
✓ verifiedFreemium

Open-source React/Angular SDK and platform for embedding agentic, generative-UI copilots into apps, Slack and Teams.

170K visits/mo
Pricing

No public pricing

Pay As You Go: $0.008/credit

No public pricing

Starter: Free + usage (parsing €0.002/page)
Business: €149/mo + usage (100 GB storage, unlimited users)

Free trial available

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)
Core features
  • Real-time answer suggestions
  • Live interview transcription
  • STAR and bullet response formats
  • Chrome extension for online assessments
  • AI interview prep and mock interviews
  • Multiple AI models (GPT, Claude, Gemini)
  • 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
  • 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
  • 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
  • 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
Use cases
  • Getting live help during interviews
  • Answering online coding assessments
  • Practising with AI-generated questions
  • Handling phone and video interviews
  • 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
  • Getting live help on coding interview problems
  • Answering technical questions in real time
  • Avoiding detection during screen-shared interviews
  • 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
  • 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
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