ZV-2026-0125 · 2026-08-17 · mcp.3tg.dev
mcp.3tg.dev: Resource 3tg://meta/version was removed, consumers reading it will break.
breaking
Observed 2 times on this server, most recently 2026-08-19. A contract that keeps reverting is unstable, not fixed.
What changed
Resource 3tg://meta/version was removed, consumers reading it will break. Resource 3tg://schema/config was removed, consumers reading it will break. Resource 3tg://spec/syntax was removed, consumers reading it will break. Resource 3tg://template/project-agents-md was removed, consumers reading it will break. Prompt configure was removed. Prompt generate-tests was removed.
What to do
If your agents call mcp.3tg.dev, pin the new snapshot, patch the affected call sites, and let a green contract check confirm the fix. If you don't use the changed tools, nothing is required, but the rest of the ecosystem just learned about it at the same moment you did.
The redline
− 3tg://meta/version Resource 3tg://meta/version was removed, consumers reading it will break. − 3tg://schema/config Resource 3tg://schema/config was removed, consumers reading it will break. − 3tg://spec/syntax Resource 3tg://spec/syntax was removed, consumers reading it will break. − 3tg://template/project-agents-md Resource 3tg://template/project-agents-md was removed, consumers reading it will break. − configure Prompt configure was removed. − generate-tests Prompt generate-tests was removed.