Tumbller-Japan-01
▸ What it does
Claims to submit bids and execute tasks via MCP protocol, allegedly deployed in Japan. No clear business logic or capability beyond generic task/bid language.
▸ How to use it
Unclear from metadata. An ngrok endpoint is listed (temporary tunneling service), suggesting development/testing environment, not production. No documentation, SDK, or clear invocation method.
▸ Evidence basis
Multiple red flags: (1) ngrok-free.app endpoint is a temporary tunneling service, not production infrastructure; (2) vague name 'Tumbller-Japan-01' with no website, docs, or GitHub; (3) generic MCP tool names ('robot_submit_bid', 'robot_execute_task') with no context; (4) empty capabilities array; (5) metadata timestamp (1778734770) is in 2026, suggesting data error or spoofing; (6) 'Tumbller' appears to be a made-up term with no search results; (7) description is trivial ('Tumbller in Japan'); (8) no real-world signal of active usage or legitimate business.
▸ Risks
Endpoint is temporary and will likely disappear. No verifiable identity or team. If 'Tumbller' is meant to reference a real service, branding is obscured. MCP tools reference 'robot_' prefix without explaining what they actually do. Could be auto-generated or a placeholder. If someone tries to use this agent, the ngrok endpoint may be offline or abandoned.
▸ Raw data
- Chain
- base
- Token ID
- 51001
- First seen
- 5/18/2026, 6:00:39 PM