Add mcp-server-insumer to Finance & Fintech

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

README.md

@@ -905,6 +905,7 @@ Provides direct access to local file systems with configurable permissions. Enab
 - [decidefyi/decide](https://github.com/decidefyi/decide) 📇 ☁️ - Deterministic refund eligibility notary MCP server. Returns ALLOWED / DENIED / UNKNOWN for subscription refunds (Adobe, Spotify, etc.) via a stateless rules engine.
 - [debtstack-ai/debtstack-python](https://github.com/debtstack-ai/debtstack-python) 🐍 ☁️ - Corporate debt structure data for AI agents. Search 250+ issuers, 5,000+ bonds with leverage ratios, seniority, covenants, guarantor chains, and FINRA TRACE pricing.
 - [doggybee/mcp-server-ccxt](https://github.com/doggybee/mcp-server-ccxt) 📇 ☁️ - An MCP server for accessing real-time crypto market data and trading via 20+ exchanges using the CCXT library. Supports spot, futures, OHLCV, balances, orders, and more.
+- [douglasborthwick-crypto/mcp-server-insumer](https://github.com/douglasborthwick-crypto/mcp-server-insumer) 📇 ☁️ - On-chain token verification across 31 blockchains. ECDSA-signed boolean attestations, discount codes, and merchant onboarding for AI agents.
 - [Handshake58/DRAIN-marketplace](https://github.com/Handshake58/DRAIN-marketplace) 📇 ☁️ - Open marketplace for AI services — LLMs, image/video generation, web scraping, model hosting, data extraction, and more. Agents pay per use with USDC micropayments on Polygon. No API keys, no subscriptions.
 - [etbars/vibetrader-mcp](https://github.com/etbars/vibetrader-mcp) 🐍 ☁️ - AI-powered trading bot platform. Create automated trading strategies with natural language via Alpaca brokerage.
 - [Fan Token Intel MCP](https://github.com/BrunoPessoa22/chiliz-marketing-intel) 🐍 ☁️ - 67+ tools for fan token intelligence: whale flows, signal scores, sports calendar, backtesting, DEX trading, social sentiment. SSE transport with Bearer auth.