com.gumballtools/check-digitMCP Registry
Check Digit Validator
v0.1.0Validates IBAN/ISBN/EAN/Luhn checksums and finds the one wrong digit
Endpoint health
online- Last checked
- 10/5/2026, 9:15:52 AM
- Latency
- 111 ms
- Consecutive failures
- 0
- Endpoint reachable: pass
- Protocol valid: pass
- MCP handshake valid: pass
Machine-readable profile
mcp-server · schema v1 · callable
mcp-server:com.gumballtools%2Fcheck-digit
Connections
streamable-http
https://check-digit.gumballtools.com/api/mcp