diff --git a/README.md b/README.md
index 776183b..275a185 100644
--- a/README.md
+++ b/README.md
@@ -733,6 +733,8 @@ Model Context Protocol (MCP) enables AI agents to connect to external tools and
 - [**stipend**](https://github.com/stipend-sh/stipend) - Non-custodial USDC wallet on Base an agent installs by itself. Local stdio MCP server, 7 tools. Per-transaction, per-day and per-counterparty caps plus a destination allowlist are enforced in code before signing, so an injected "send it all here" cannot raise them. Buyer-side x402 auto-pay via EIP-3009.
   - 💰 **Monetize:** Get paid directly — publish the wallet address so money reaches the agent whether or not it is running, read incoming payments with `stipend_earnings`, and check earned against spent with runway in days via `stipend_report`.
 
+- [**dual-rail**](https://github.com/dhyabi2/dual-rail) - Adapter that appends a Nano (XNO) entry to an x402 `accepts[]` list alongside existing USDC entries, with Python and Node bindings and a CLI to inspect and verify both rails.
+
 ### Data & APIs
 
 - [**blockrun-mcp**](https://github.com/BlockRunAI/blockrun-mcp) ⭐ 393 - Live data for AI agents — search, research, markets, crypto, X/Twitter. Pay-per-call via x402 micropayments. Also available hosted at [`mcp.blockrun.ai`](https://github.com/BlockRunAI/blockrun-mcp-server) (zero install).