LocalMark Agent Directory for ChatGPT

ai.localmark/agent-directory

Search public A2A agents and inspect read-only Agent Card and endpoint checks.

client:ChatGPT transport:streamable-http tools:6

Install LocalMark Agent Directory in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://localmark.ai/mcp

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