# Yaroslav Lazor (slim)

> Yaroslav Lazor is co-founder and CEO of Railsware. Mailtrap Email API + MCP on Anchor Terminal, with grades, an about and public profiles.

- Full: https://www.anchorterminal.com/people/yaroslav-lazor/index.md (~750 tokens) · this version ~480 tokens · JSON https://www.anchorterminal.com/people/yaroslav-lazor/index.json · canonical https://www.anchorterminal.com/people/yaroslav-lazor/
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-28
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

Co-founder and CEO, Railsware.

Yaroslav Lazor is CEO of Railsware, the product studio he helped found in 2007, which builds Mailtrap, Coupler.io and TitanApps.

## What Yaroslav builds

- [Mailtrap Email API + MCP](https://www.anchorterminal.com/tools/mailtrap.md), graded B, 66.8/100, in Email delivery APIs. Email platform from Railsware Products Studio LLC for transactional and bulk sending, inbound mail, templates, contacts and sandbox testing. Agents reach it through a REST API, SMTP, SDKs, a CLI and a local MCP server. Co-founder and CEO, Railsware, researched 2026-10-28.

## Works with

- [Sergiy Korolov](https://www.anchorterminal.com/people/sergiy-korolov/), Co-CEO, Railsware

## Questions

### Who is Yaroslav Lazor?

Yaroslav Lazor is CEO of Railsware, the product studio he helped found in 2007, which builds Mailtrap, Coupler.io and TitanApps.

### What does Mailtrap (Railsware) make?

Anchor Terminal lists Mailtrap Email API + MCP from Mailtrap (Railsware).

### How are Yaroslav's tools graded?

Mailtrap Email API + MCP is graded B, 66.8 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.

## Sources

- https://www.linkedin.com/in/sergiykorolov/details/experience/
- https://mailtrap.io/about-us/
- https://www.linkedin.com/in/sergiykorolov
- https://mailtrap.io/
- https://mailtrap.io
- https://docs.mailtrap.io/

These are the people building the tools we list, named for their public role in the company or project behind a listing, from public pages, with the date it was researched.