Xynaptic Skill — Supplier Due Diligence (France): the complete step-by-step method to vet a French supplier before contracting, as an agent-executable SKILL.md. Covers the 5-call chain (identity, KYB, compliance screening, financials, press) with a decision grid, thresholds, and red-flag abort rules. The skill text is returned in skill_md; underlying data calls are paid separately via x402. GET no params.