AINumbers

Renders 420+ open-source fintech tools as interactive MCP widgets covering BaaS comparison, AML/KYC, ISO 20022, ACH/NACHA, SEPA, FedNow, fraud scoring, CBDC sandboxing, and more — all client-side with zero PII storage.

AINumbers MCP server by Post Oak Labs exposes 420+ open-source fintech tools as interactive widgets accessible through any MCP host including Claude, ChatGPT, M365 Copilot, and VS Code. Tools cover BaaS provider comparison, customer risk rating, AML mandate building, OAuth 2.1 authorization auditing, ISO 20022, ACH/NACHA, SEPA, FedNow, fraud scoring, CBDC sandboxing, DLT tokenization, interchange optimization, options P&L, ESG compliance, and B2B payments. All tools are read-only, process inputs transiently without storage, run on Cloudflare Workers with no cold-start delays, and require no account or authentication. A catalog search tool provides access to the full 420+ tool inventory.