by ReplitUS
An AI agent that builds applications from natural language prompts. Agent 4 runs parallel agents on a project, solving different aspects and integrating outputs into web apps, mobile, slides, data dashboards.
Agent 4 launched web March 2026, iPhone May 2026; runs parallel agents; targets $1B ARR by end of 2026.
Updated May 2026Checked 10 Oct0 updates this week
Replit runs entirely in the browser. Users write code, run it, deploy it—all without local setup.
Multiple agents on one project handle different tasks and architecture decisions, integrating results into one app.
Agent generates applications across languages and frameworks: React web, iOS/Android, Python data dashboards, slides.
| Spec | Replit Agent |
|---|---|
| Users as of March 2026 | 50 million+R (reported) |
| ARR (April 2026) | $525 millionR (reported) |
| Series D valuation (March 2026) | $9 billionR (reported) |
| Fortune 500 companies using Replit | 85% of Fortune 500R (reported) |
R reported by the company
Replit
AI coding agents, browser IDE, software development automation
Replit is a browser-based software creation platform founded in 2016 by Amjad Masad, Faris Masad and Haya Odeh. The platform lets anyone—developer or not—build, run and deploy full-stack applications using natural language and AI agents. It reached 50M+ users and $525M ARR in 2026.
