Rystic

1 serverUnverified

Rystic builds local, stateful simulators of the third-party APIs your agents depend on — Stripe, GitHub, Kalshi — validated against the real service, and safe to reset, manipulate, and break.

Rystic (rystic.ai) publishes 1 MCP server on the Official MCP Registry. That ranks it #925 of 17,135 companies by servers shipped, with its latest release on Oct 31, 2026.

Website
rystic.ai
Rank
#925
Live
1 of 1
First seen
Nov 1, 2026

AI visibility

Does ChatGPT, Perplexity or Gemini name Rystic when a buyer asks for what it does? Claim this page and we measure it every month, free.

1 MCP server published

Rysticv0.0.34locallive

Start, seed, clock, inspect and diff Rystic API simulators from your agent.

ai.rystic/rysticsource

Badge for your README

We check every server weekly: a remote that answers an MCP handshake, a package that resolves, or a repo that exists. Servers that fail for 30 days stop counting.

Rystic MCP servers live
[![MCP servers live](https://whobuildsagents.com/badge/rystic.ai.svg)](https://whobuildsagents.com/rystic.ai)

Companies shipping a similar amount