Koltrix · Office #64,514

What it is

Calls itself “email API” and “team inbox”.

• Calls itself: email API · team inbox

“Koltrix is a team inbox on your own domain, an email API for your product, and AI agents with inboxes of their own.”

Where it puts itself

Publishes a comparison page.

“Koltrix puts your team's inbox, your product's transactional email and your AI agents on one address book, one API and one bill.”

“Koltrix vs Google Workspace -> https://koltrix.com/compare/google-workspace”

What it costs

Monthly subscription and yearly plan. Free for a trial period. Has an enterprise plan. Sales on request. Prices quoted: $12/month, $39/month.

• Monthly: yes
• Yearly: yes
• Free plan: free for a trial
• Price: $12/month · $39/month
• Enterprise plan: yes
• Contact sales: yes

“Annual billing costs less than twelve months of monthly billing: Starter 20%, Pro 20%.”

“Is there a free plan? + No.”

“Every plan starts with a 7 -day free trial”

Who it sells to

Sells to businesses. Built for small businesses.

• Sells to: businesses
• Company size: small businesses

“Agent-native email for SaaS teams”

How it runs

A API and web app. Hosted in the cloud. Offers an API. AI is the core of the product.

• Kind: api · web
• Runs where: cloud / hosted
• API: yes
• AI role: core to the product

“Email API and SMTP relay”

“Koltrix is a web app today”

What it works with

Integrates with ChatGPT, Claude, Claude Code and 1 more. Names Google Workspace, Resend and 1 more on its pages.

• Integrates with: ChatGPT · Claude · Claude Code · +1
• Names: Google Workspace · Resend · Zoho Mail

“Works with Claude and ChatGPT.”

“Connect Claude Code”

What it offers as proof

Live, no waitlist. Publishes a case study. Try it without signing up. Publishes docs and a blog.

• Case study: yes
• Instant signup: yes
• Trial asks for: nothing

“Start 7-day free trial”

“No card required.”