Abyssfall: Operation Sunken Crown for ChatGPT

com.abyssfallgame/mcp

Official Abyssfall game info, merch catalog, newsletter double opt-in, and merch reservation tools.

client:ChatGPT transport:streamable-http tools:6

Install Abyssfall: Operation Sunken Crown in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://www.abyssfallgame.com/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs