Start free. Upgrade when you need unlimited power.
For exploring and learning
Start for freeFor professionals and teams
7 days free, then $5/mo. Cancel anytime.
Yes — Pro comes with a 7-day free trial. Enter your card to start, and you won't be charged until the trial ends. Cancel anytime during the trial at no cost.
Yes — guests get 5 architectures per day, signed-in users get 10. No credit card required for the free tier.
Free tier includes 12 models (DeepSeek V3, Llama 4, Qwen 3, Gemma 3, Nemotron 120B, GPT-OSS 120B, and more). Pro unlocks GPT-5, GPT-5 Mini, GPT-4.1, Claude Opus 4.6, Claude Sonnet 4.6, and o3-mini.
Yes — free tier includes 7 export formats (Docker Compose, Mermaid, PlantUML, JSON, YAML, Markdown, AI Prompt). Pro adds PDF, Terraform, Kubernetes manifests, and AI-generated README.
Your architectures are only visible to you unless you explicitly share them. We don't train on your data.
Paste any public GitHub repo URL in the chat, or connect your GitHub account to access private repos. Codelit analyzes your docker-compose, package.json, Terraform, and other config files to generate an accurate architecture diagram.
Over 30 patterns including Prisma, Redis, Kafka, GraphQL, gRPC, Docker, Kubernetes, Terraform, Firebase, Supabase, Stripe, Next.js, and more. Detection improves with each update.
Yes — cancel your Pro subscription at any time. During the trial, you won't be charged. After the trial, you'll keep Pro until the end of your billing period.
Practice and visualize architectures for FAANG-style interviews
Present system designs to your team with interactive diagrams
Export as Mermaid, PlantUML, or PDF for your docs
Explore how Netflix, Uber, and Spotify are built
Quickly prototype your MVP architecture before writing code
Generate Terraform and Kubernetes configs from diagrams
No signup required. Just describe what you want to build.
Launch Codelit