Blog
Build notes, product updates, and what we learn running other people's apps.
Claude Code sandbox: built-in isolation, Docker and cloud
Set up the built-in Claude Code sandbox, use a tested Docker dev container, or run Claude in Lizard Sandboxes. Includes commands, limits and compute costs.
Codex Cloud: setup, pricing, limits and deployment
Prepare a Codex Cloud environment, run a first task, and review the result. Covers current plans, saved VM state, secrets, CLI access, and deployment.
AI sandbox: isolation, code execution, and costs
Learn how an AI sandbox runs agent code, compare Docker, gVisor, and Firecracker, and build a small execution flow with Lizard SDK.
Build a Lovable clone in one day with Lizard Sandboxes
Build a Lovable-style MVP with isolated code execution and private previews. A tested Lizard SDK example, a one-day plan, and the compute cost per session.
E2B vs Daytona vs Modal: 1,200 sandbox starts compared
We timed 300 sandbox starts each on E2B, Daytona, Modal and Lizard. Compare the results, resource costs and limits, with the method and raw data.
Claude Code --dangerously-skip-permissions: usage and limits
Use Claude Code without routine approval prompts. See what bypass mode changes, how auto mode differs, and how to run a bounded job in a disposable workspace.
Vercel Sandbox pricing: costs, limits, and alternatives
Calculate what Vercel charges for CPU and memory, compare four providers, and see when Lizard costs less.
Cheap Postgres Hosting: What Small Databases Really Cost
Compare six Postgres hosts for a small project, work through two cost examples, and check storage, backups and upgrade costs before you choose.
Codex Exec: Automate Deployment Checks from the Terminal
Build a non-interactive Codex workflow with HTTP evidence, JSONL events and a validated final report. Includes working and failing application tests.
Claude Code Headless: Check Your Deployment from the Terminal
Run Claude Code without a chat session. Check HTTP responses and real app behavior, generate a JSON report and fail the job when a route breaks.
Redis MCP: Connect Your AI Agent to Your Database
Connect Cursor or Claude Desktop to Redis through the official MCP server. Read demo keys, inspect TTLs and verify that Redis blocks writes and unrelated data.
AI Agent Memory with Redis: Remember Users Across Sessions
Build an agent that remembers a user's preference after an app restart. A tested Python example with Redis, session history, TTLs and a forget command.
Postgres MCP: connect your AI agent to a database
Connect Cursor to Postgres through MCP with a reader role, tested package versions and queries that verify both data access and write restrictions.
Fly.io pricing in 2026: free tier, app costs and alternatives
Fly.io app budgets from $2.14 to $57.39, free trial terms, and a worked comparison with Lizard for an always-on app, with and without a database.
ChatGPT Chrome extensions for developers: what to check
Choose a ChatGPT Chrome extension by its page tools, project connection and source review workflow. Includes a repeatable CSS trial.
ChatGPT website editor: fix an existing site in Chrome
Connect ChatGPT to your local website, fix a reproducible mobile layout bug and check the source diff and rendered result.
Claude Code GUI: choose an interface for your workflow
Compare five Claude Code interfaces by where you work, how you attach page context and how you review source edits. Includes a repeatable evaluation.
Claude Code visual editor: select an element and fix its CSS
Use Lizard Studio to select a page element, change a CSS gap in your local source and verify the result after a refresh. Includes a downloadable exercise.
How to deploy a Cursor app with PostgreSQL
Deploy a Next.js app from Cursor with Managed Postgres. Use a ready-to-paste prompt, connect the database, run migrations, and check saved data.
n8n webhook to Postgres: a deployment example on Lizard
A reproducible n8n example: receive JSON, store it in Postgres and return the saved row. Includes authentication and checks after a service restart.
AWS App Runner: current status, pricing and alternatives
What App Runner's new-customer restriction means, how to estimate an existing service's bill, and how to evaluate a replacement without rushing the data move.
Replit alternatives: replace the editor, agent or hosting
Replit combines building and publishing. This guide separates those jobs so you can choose a replacement and move your app without losing data or configuration.
Best PaaS providers: choose by workload and total cost
Choose a PaaS for your workload. Compare costs with worked Render and Fly.io examples, database charges and the limits of free plans.
Container as a service: how it works and what it costs
A developer's guide to container hosting: the responsibilities a provider takes over, the ones you keep, and the inputs a cost estimate needs.
Heroku alternatives: how to choose and migrate safely
Evaluate Lizard, Railway, Render, Cloud Run and a VPS as Heroku alternatives. Includes a migration checklist for processes, databases and add-ons.
E2B sandboxes: pricing, lifecycle and alternatives
Current Sandboxes runtime, templates, lifecycle, resource limits, storage, and billing. Includes an illustrative E2B cost comparison.
Kubernetes alternatives: choose the control you need
A Kubernetes alternative should remove work you do not need while keeping the controls your app relies on. Compare seven practical approaches.
How to deploy a Django app on a VPS with Gunicorn and nginx
A Django VPS deployment walkthrough with a dedicated app user, PostgreSQL, a managed process, reverse proxy, HTTPS and checks for updates and recovery.
Python app hosting: deploy Django, Flask and FastAPI
Match a Python host to WSGI or ASGI, workers, persistent data and your budget. Includes production command examples and checks for a working deployment.
Firebase alternatives: match the backend you need
Choose a Firebase replacement by the services your app uses. Compare backend products with hosting your own API, and understand the migration work.
Google Antigravity: how to deploy your app to production
Deploy to a public HTTPS URL, connect your database and check saved data: four steps from your Antigravity project to a working app.
Deploy from Claude Code: a practical Lizard workflow
Give Claude Code a repeatable deployment workflow: inspect the repository, read current CLI help, deploy the right service and test the result.
Vercel alternatives: choosing a host for your backend
Choose a Vercel alternative by runtime, database needs and total cost. Includes checked billing terms and a migration plan for APIs and workers.
Welcome to the Lizard blog
Read practical deployment guides and hosting comparisons, with sources for product claims and clear assumptions behind cost examples.
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