Replit’s cloud AI app-building agent for creating, testing and deploying websites and applications through natural-language instructions.
Starter Free $0/month · Core $20/month ($18/month annually) · Pro $100/month ($90/month annually). Usage-based charges may apply. · Free: Starter $0/month; free daily Agent usage and one live published project. · Paid: Core $20/month ($18/month annually) · Pro $100/month ($90/month annually) · Enterprise custom. · Limits: Effort-based Agent pricing; Core includes $20 monthly credit toward powerful models, Pro $100; publishing and other services may incur charges.
AI App Builder
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Replit Agent turns natural-language requirements into working apps inside Replit’s hosted development workspace. It can plan, generate and modify code, integrate databases and authentication, run tests and browser checks, and publish applications. Git-backed checkpoints help users review and roll back changes. Lite, Economy and Power modes trade speed, cost and capability; Turbo is available on eligible higher plans. Charges depend on effort and other resources, so subscription prices alone do not describe total cost. Belliste has not independently benchmarked its coding quality. This profile is based on Replit’s official documentation and pricing reviewed on October 28, 2026.
| Starting Price | Starter Free $0/month · Core $20/month ($18/month billed annually) · Pro $100/month ($90/month billed annually). Usage charges and taxes may apply. |
| Tool Type | AI App Builder / Coding Agent |
| Primary Use Case | Build, edit, test and deploy websites, full-stack applications and automated workflows from natural-language prompts. |
| Best For | Founders, students, creators, small teams and developers seeking a hosted development environment with AI-assisted app building. |
| Access Methods | Browser-based Replit workspace and Agent chat; mobile availability and capabilities depend on the Replit client. |
| Supported Operating Systems | Cloud workspace accessed through supported web browsers; exact native operating-system support varies by client. |
| Supported IDEs & Editors | Built-in Replit code editor and terminal; Git-based source workflows. Not primarily a third-party IDE extension. |
| Programming Languages | Multiple languages supported through Replit runtimes; availability depends on project template and environment. |
| Framework Support | Supports multiple web and application stacks through Replit environments; confirm framework-specific requirements per project. |
| Code Completion | Not the primary Agent workflow; traditional autocomplete should be evaluated separately from Replit Agent. |
| Code Generation | Yes — generates application code from natural-language instructions across supported project stacks. |
| Inline Code Editing | Yes — edits project code through Agent and the built-in editor; not equivalent to IDE inline completions. |
| Multi-File Editing | Yes — coordinates edits across multiple project files. |
| Code Explanation | Can explain existing code and discuss implementation choices through Agent chat. |
| Refactoring | Can modify and restructure project code; review diffs and run tests. |
| Debugging Assistance | Can investigate errors and iterate on fixes using execution results and project context. |
| Test Generation | Can create tests on request; exact frameworks and coverage depend on project. |
| Documentation Generation | Can generate or update documentation files on request; no universal automatic API-doc pipeline verified. |
| Code Review | Agent can inspect and improve code; paid-plan Code Optimizations reviews and simplifies code after building. |
| Image-to-Code | Can use visual references in app-building workflows; exact design-to-code formats vary by feature. |
| Agent Mode & Planning | Agent planning with Lite, Economy and Power modes; Turbo available on eligible Pro/Enterprise plans. |
| Terminal Command Execution | Yes — Replit workspace supports terminal commands; Agent tool execution depends on environment and permissions. |
| Automated Test Execution | Yes — Agent tests its work and can use automated browser testing; test types depend on project. |
| Browser Interaction | Yes — built-in browser testing can inspect application behavior and help identify defects. |
| Background / Cloud Agents | Yes — background tasks available; concurrent active-task limits depend on plan. |
| Parallel Agent Tasks | Pro supports up to 10 parallel agents; Starter supports one background task at a time. Plan limits apply. |
| Human Approval Controls | Agent presents implementation plans for review; checkpoints and rollbacks support human oversight. |
| Execution Isolation / Sandbox | Background tasks use isolated project copies before applying changes; exact network and security boundaries vary. |
| Execution Environment | Cloud-hosted Replit development and execution environments. |
| Supported AI Models | Underlying model lineup is not consistently disclosed as a fixed list; Replit offers different capability tiers. |
| Model Selection | User selects Agent modes (Lite, Economy, Power); this is not necessarily direct selection of underlying LLM vendor/model. |
| Bring Your Own API Key | Third-party API keys can be used for app integrations; BYOK for the underlying Replit Agent model is not established. |
| Local Model Support | Agent runs in Replit's hosted service; local inference of the Agent is not documented. |
| Codebase Context & Indexing | Uses current workspace files, project history and task context; indexing implementation is not disclosed. |
| Context Window | Not disclosed as one stable context-window token number across Agent modes. |
| Custom Instructions / Rules | Project instructions can be provided through prompts and project files; exact persistent rule mechanisms vary. |
| Persistent Project Memory | Agent checkpoints preserve project files, AI conversation context and connected database state at milestones. |
| Git & Pull Requests | Built-in Git pane, Git CLI, GitHub import, branches, commits and visual rollback. |
| MCP & External Integrations | Connectors and third-party integrations supported; precise MCP compatibility varies by current feature and plan. |
| Web Search | Agent can search the web as needed while implementing tasks. |
| API / SDK Access | Application APIs and external integrations are supported; a general public API for controlling all Agent actions is not verified. |
| Deployment Support | Yes — Replit supports application publishing and hosted deployment; included allowances vary by plan. |
| Free Plan / Trial | Starter $0 with free daily usage and one live published project; paid Core and Pro plans. |
| Usage Limits / Extra Usage | Effort-based Agent usage; Core includes $20 monthly credit toward more powerful models and Pro $100, with other resource costs possible. |
| Team Administration | Core includes collaboration; Pro supports up to 15 collaborators and workspace usage controls. |
| Code Privacy & Data Retention | Hosted code and execution; review Replit's current privacy terms and plan-specific controls before storing sensitive data. |
| Self-Hosting | Apps can be exported and hosted elsewhere where stack permits; self-hosting Replit Agent itself is not documented. |
| SSO / Enterprise Security | Enterprise offers SSO/SAML, SCIM, audit logs, advanced privacy controls and single-tenant options. |
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