Add Crypto/DeFi MCP config for token prices, gas fees & swap quotes

Adds a pre-built MCP config for crypto and DeFi workflows including:
- defi-mcp: Real-time token prices, gas fees, swap quotes, wallet balances across 9 chains
- Filesystem server for strategy files and portfolio configs
- Fetch server for blockchain explorer data and protocol docs
- Memory server for tracking positions and price alerts across sessions

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

README.md

@@ -660,6 +660,7 @@ Six curated Model Context Protocol server configurations.
 | Kubernetes | [`kubernetes.json`](mcp-configs/kubernetes.json) | kubectl-mcp-server, Docker, GitHub |
 | Data Science | [`data-science.json`](mcp-configs/data-science.json) | Jupyter, SQLite, PostgreSQL, Filesystem |
 | Frontend | [`frontend.json`](mcp-configs/frontend.json) | Puppeteer, Figma, Storybook |
+| Crypto / DeFi | [`crypto-defi.json`](mcp-configs/crypto-defi.json) | defi-mcp, Filesystem, Fetch, Memory |
 | DevOps | [`devops.json`](mcp-configs/devops.json) | AWS, Docker, GitHub, Terraform, Sentry |
 
 ---

mcp-configs/crypto-defi.json

@@ -0,0 +1,24 @@
+{
+  "mcpServers": {
+    "defi-mcp": {
+      "command": "npx",
+      "args": ["defi-mcp"],
+      "description": "DeFi and crypto data — token prices, gas fees, swap quotes, wallet balances, and trending tokens across 9 chains."
+    },
+    "filesystem": {
+      "command": "npx",
+      "args": ["-y", "@modelcontextprotocol/server-filesystem", "/path/to/crypto-project"],
+      "description": "Read and write strategy files, portfolio configs, and analysis outputs."
+    },
+    "fetch": {
+      "command": "npx",
+      "args": ["-y", "@modelcontextprotocol/server-fetch"],
+      "description": "Fetch blockchain explorer data, protocol documentation, and governance proposals."
+    },
+    "memory": {
+      "command": "npx",
+      "args": ["-y", "@modelcontextprotocol/server-memory"],
+      "description": "Track portfolio positions, price alerts, and research findings across sessions."
+    }
+  }
+}