Alternatives
10 best CreateOS Sandbox alternatives
Tools that cover the same task as CreateOS Sandbox (ai agent runtime and application deployment), ranked by how completely their pricing, free tier and API access are documented. Checked Oct 9, 2026.
- CreateOS Sandbox starts at
- $10/mo
- Free plan
- Free plan
- API
- API unknown
- 01
Coderblock
Coderblock builds web applications from conversational instructions and templates, with generated code, backend storage, authentication and deployment workflows. It also offers AI media generation and agent teams on paid plans.
Best for: Useful for founders building an initial web application who want code and backend services in a shared workflow.
- 02
Sim
Sim provides a visual, chat and code workspace for building and deploying agents with tools, workflows and knowledge bases. It advertises over 1,000 integrations alongside centralized permissions, logs and spend controls.
Best for: Relevant to teams evaluating agent workflows against known inputs and governance requirements.
- 03
Velane
Velane deploys agents, APIs and small apps through versioned Bun/Python workflows, isolated invocation sandboxes and development, staging and production environments. MCP operations cover connected accounts, execution logs and promotion to HTTP endpoints.
Best for: Relevant to builders who want agent-managed deployment with visible environments and rollback.
- 04
Mainbrella
Mainbrella provides API-managed Linux workspaces for AI agents to execute commands, transfer files and open web previews. Applications can select runtime images, inspect stdout and exit codes, or connect by SSH and a browser terminal. Fixed monthly plans cap compute and sessions, while saved-workspace features preserve selected filesystem state.
Best for: Developers integrating command execution and temporary isolated filesystems into coding agents or tool-calling applications.
- 05
Enter Pro
Enter Pro turns voice or text ideas into plans, editable previews and published web applications or websites. It advertises agent building, hosted databases, custom domains and paid code export/GitHub sync within the Converge product family.
Best for: Relevant to builders who can review generated code, authentication and data handling before public deployment.
- 06
Netlify
Netlify is an AI-native cloud platform for building, deploying, and scaling modern web apps from Git, APIs, or AI agents. It bundles hosting, serverless functions, edge features, databases, and observability for frontend and full-stack teams.
Best for: Developers and teams shipping Jamstack or agent-assisted web apps who want integrated deploy and runtime services.
- 07
Devento
Devento helps builders go from AI chat to full-stack applications deployed in secure micro-VM sandboxes. The platform showcases agentic models that install frameworks, edit code, and ship projects from a conversational interface.
Best for: Developers who want an AI agent to scaffold, modify, and deploy full-stack apps inside isolated sandboxes.
- 08
YepCode
YepCode is a developer-first platform for building and running AI-powered integrations in secure sandboxes. Teams execute code—including AI-generated scripts—with dependencies, secrets, logging, and audit trails without operating their own runtime infrastructure.
Best for: Developers and integration teams automating workflows or running AI-generated code that must stay isolated and observable.
- 09
Zeabur
Zeabur is a deployment platform that acts as an AI DevOps assistant for shipping applications from code to running infrastructure. It provides dashboards, CI build specs, logging, backups, domain tooling, and Zeabur Agent capabilities for teams that want managed hosting without manual DevOps setup.
Best for: Developers and small teams deploying web services who want AI-assisted infrastructure management on Zeabur or connected servers.
- 10
Assembly Studio
Assembly Studio builds authenticated client applications within a CRM and branded portal. Users describe an app, approve its plan and refine it by chat, with platform-managed sign-in and permissions and templates for business workflows.
Best for: Relevant to firms building logged-in client portals and internal tools rather than public marketing sites.
CreateOS Sandbox alternatives: common questions
What is the best free alternative to CreateOS Sandbox?
Coderblock has an ongoing free plan. Community: 2 projects, 20 lifetime AI credits, 500 MB database and 50 activity hours/month. AI credits do not refill monthly. Free plans change, so check the vendor before relying on one.
What is the cheapest CreateOS Sandbox alternative?
Mainbrella has the lowest listed starting price at $5/mo, compared with $10/mo for CreateOS Sandbox.
Which CreateOS Sandbox alternatives have an API?
Sim, Velane, Mainbrella, YepCode, Zeabur mention API or developer access.