The use case: how Replit deploys Resend
Replit built a Resend connector so that users building apps and sites on its platform can add email sending without managing email infrastructure. Replit's engineers rely on it to avoid troubleshooting email infrastructure.
In the customer’s words
The simplicity and reliability of Resend allowed our engineers to focus on building features rather than troubleshooting email infrastructure.Other AI tools used by Replit
Other public relationships recorded on usedby.
BraintrustConfirmed
CampfireConfirmed
ClaudeConfirmed
Common RoomConfirmed
MetaviewConfirmed
NangoConfirmedResend users in DevTools & Infrastructure
Companies in the same sector, with public evidence.
Better AuthConfirmed
LiveblocksConfirmed
BraintrustObservedDiggerObserved
FirecrawlObserved
HeliconeObservedGo straight to the source
Based on Resend’s published case study. We check the public evidence; the results are reported by the vendor.
resend.com- Last checked
- Nov 12, 2026
Open source capture What the story claims, and what we checked
What we compared with the page.
- The passage quoted aboveChecked
Copied word for word from the page, near the name of Replit.
- Replit uses ResendChecked
Confirmed line.
- The result itselfNot checked
We quote it; we did not measure it.
Since email is such a critical piece of building an app, we needed a solution that would work reliably without adding overhead or complexity. We turned to Resend to empower our users to build seamless email sending experiences.