AI Launch Profile

Replit Agent 3 adds browser self-testing, longer autonomous runs, and agent generation

Replit launched Agent 3 with app testing in a real browser, autonomous work up to 200 minutes, and the ability to build agents and automations.

Read official source Tool profile

At a glance

Launch Snapshot

Company: Replit
Launch date: September 12, 2025
Launch type: Major Update
Category: AI Agents, AI Coding Tools, AI Productivity Tools
Audience: Founders, Students
Pricing: Available through Replit plans; agent usage and limits depend on plan credits.
Free plan: Yes
API: No
Open weights/source: No

Use these links to move from this record into the broader Launch Intelligence database.

Launch Intelligence hub Today's launches This week's launches More: AI Agents More: AI Coding Tools More: AI Productivity Tools More: Founders More: Students More: Major Update

Official site Demo

Suggest a correction

This launch has signals that may support demos, reviews, creator education, founder storytelling, or practical product explainers.

Launching an AI product that needs clear demos, creator education, and buyer trust? Sponsor a Kingy AI video or launch feature.

View YouTube-worthy launch list Sponsor Kingy AI Request creator coverage review Estimate creator campaign ROI

This was a meaningful autonomy jump because Replit paired generation with real browser self-testing and longer run time.

Builders who want Replit Agent to move beyond code generation into testing, repair loops, and scheduled or messaging-based automations.

The new testing loop and automation builder made Replit more useful for non-specialists trying to ship working apps.

Long autonomous runs still require review, especially for security, data handling, and production deployment choices.

Source-backed record

Official launch source docs.replit.com Demo replit.com