Glue vs Lovable
Updated March 27, 2026
Overview
Open-source infinite design canvas where coding agents visually create and iterate on UI components, then export production-ready code.
Lovable is a full-stack AI app builder that generates production-ready web applications from natural language descriptions. It handles frontend, backend, database, and authentication, deploying directly to the cloud. Lovable became the fastest-growing European startup in history, reaching $20M ARR in its first two months.
Key features
Core capabilities each platform advertises.
- Infinite design canvas
- Agent-driven UI creation
- Production code export
- Claude Code & Codex integration
- Open source
Strengths and tradeoffs
What each tool does well, and the limitations to keep in mind.
Pros
- Novel approach as the first design tool built with AI agents as the primary user
- Open source with zero-cost adoption and zero production impact (devDependencies only)
- Visual annotation workflow provides higher fidelity than text prompting for UI changes
- Strong founder backgrounds from Amazon, Microsoft Copilot Studio, and Meta
- Non-destructive integration that works with existing React projects without modification
Cons
- Very limited framework support — currently only Next.js 14+ and Vite 5+ React projects
- Only Claude Code handoff works today — Codex and Gemini support coming soon
- Extremely early stage with 2-person team and unclear monetization path
- Annotation-based workflow may not scale for large redesigns requiring many UI changes
Pros
- Extremely intuitive interface makes it accessible for non-technical users
- Fast prototyping capabilities - turn ideas into working apps quickly
- Credit rollover system ensures you don't lose unused credits
- Strong code editing features on paid plans provide flexibility
Cons
- Credit system can be limiting and consumes credits rapidly for complex projects
- Pricing can be expensive for international users in some regions
- Free tier with only 5 daily credits is very restrictive for real evaluation
- Initial setup costs and overall pricing may not suit smaller budgets
Glue or Lovable — which should you choose?
Choose Glue if you wantChoose if you want
- UI component design
- Visual prototyping with agents
- Design-to-code workflow
- Agent-assisted interface building
Choose Lovable if you wantChoose if you want
Compare Glue and Lovable on your own traffic
Respan lets you trace LLM and agent calls across any model or framework, A/B test prompts on production traffic, and route requests across 500+ models through one gateway.