
用于校验语义化版本范围是否有效的 MCP 工具,基于 npm semver 引擎。
Real public/bank/school holiday lookup for 206 countries via a rule-based calendar engine (moveable holidays like Easter computed astronomically, not guessed). Priced per call via x402/USDC on Base.
Real public holiday lookup for 206 countries via a rule-based calendar engine. Paid via x402.
Validates ICD-10-CM against the real FY2026 catalog (NCHS/CDC) and CPT by structure/category.
Resolves real semver range satisfaction (^1.2.3, ~2.0) against a version. Paid via x402/USDC.
Validates regex, cron, and SQL expressions by executing them in real runtimes, with payments via x402 USDC on Base.
Real Monte Carlo simulation of a compound event/conditional probability. Paid via x402.
Valida regex, cron y SQL contra ejecucion real. Pago por llamada via x402/USDC.