head to head/Developer Tools

Sendmux vs ThresholdLink

Neck and neck on boosts. Profiles, pricing and deals below.

Sendmux

The Email API for AI Agents, with Inboxes

community boosts

⚡ 0

pricing

Freemium

what it is

Sendmux is an email API that gives every AI agent a real inbox. Send and receive, route outbound through your own providers, and fail over automatically.

ThresholdLink

Connect Intervals.icu to Claude and ChatGPT

community boosts

⚡ 0

pricing

Freemium

what it is

ThresholdLink is a remote Intervals.icu MCP server for Claude and ChatGPT. Ask about your training and add workouts, races and notes to your calendar. Free, funded by donations.