diff --git a/mcp-registry.json b/mcp-registry.json
index 69e3cba..173773b 100644
--- a/mcp-registry.json
+++ b/mcp-registry.json
@@ -1,9 +1,9 @@
 {
   "name": "hashlock",
-  "description": "OTC crypto trading with HTLC atomic settlement. Create trades, lock assets, and settle trustlessly across Ethereum and Bitcoin.",
-  "vendor": "HashLock Tech",
+  "description": "OTC crypto trading with HTLC atomic settlement. Create trades, lock assets, and settle trustlessly across Ethereum, Bitcoin, and Sui.",
+  "vendor": "Hashlock-Tech",
   "sourceUrl": "https://github.com/Hashlock-Tech/hashlock-mcp",
-  "homepage": "https://hashlock.tech",
+  "homepage": "https://hashlock.markets",
   "license": "MIT",
   "runtime": "node",
   "transport": ["stdio"],
@@ -39,17 +39,17 @@
     }
   ],
   "installation": {
-    "npm": "@hashlock/mcp",
-    "command": "npx -y @hashlock/mcp",
+    "npm": "@hashlock-tech/mcp",
+    "command": "npx -y @hashlock-tech/mcp",
     "env": {
       "HASHLOCK_ACCESS_TOKEN": {
-        "description": "JWT authentication token from HashLock platform",
+        "description": "7-day JWT issued via SIWE login at https://hashlock.markets/sign/login (Ethereum wallet signature). Re-sign after expiry.",
         "required": true
       },
       "HASHLOCK_ENDPOINT": {
-        "description": "GraphQL API endpoint",
+        "description": "GraphQL API endpoint override. Defaults to the production endpoint; rarely needs to be changed.",
         "required": false,
-        "default": "http://142.93.106.129/graphql"
+        "default": "https://hashlock.markets/api/graphql"
       }
     }
   }
diff --git a/smithery.yaml b/smithery.yaml
new file mode 100644
index 0000000..8560347
--- /dev/null
+++ b/smithery.yaml
@@ -0,0 +1,50 @@
+# Smithery.ai config for HashLock OTC MCP server.
+# Published: https://www.npmjs.com/package/@hashlock-tech/mcp
+# Source:    https://github.com/Hashlock-Tech/hashlock-mcp
+# Registry:  io.github.Hashlock-Tech/hashlock
+
+runtime: "stdio"
+start:
+  command: "npx"
+  args: ["-y", "@hashlock-tech/mcp"]
+
+config:
+  type: "object"
+  required: ["HASHLOCK_ACCESS_TOKEN"]
+  properties:
+    HASHLOCK_ACCESS_TOKEN:
+      type: "string"
+      title: "HashLock access token"
+      description: >-
+        Bearer token obtained from https://hashlock.markets/sign/login.
+        Issued via SIWE (Sign-In with Ethereum); valid for 7 days.
+        Re-sign after expiry.
+    HASHLOCK_ENDPOINT:
+      type: "string"
+      title: "GraphQL endpoint"
+      description: "Override the HashLock GraphQL endpoint. Default is production."
+      default: "https://hashlock.markets/api/graphql"
+
+metadata:
+  name: "HashLock OTC"
+  description: >-
+    Institutional-grade OTC crypto trading with HTLC atomic settlement
+    on Ethereum, Bitcoin, and Sui. Counterparty-risk-free via on-chain
+    hash time-locked contracts. 6 tools: create_htlc, withdraw_htlc,
+    refund_htlc, get_htlc, create_rfq, respond_rfq.
+  homepage: "https://hashlock.markets"
+  repository: "https://github.com/Hashlock-Tech/hashlock-mcp"
+  license: "MIT"
+  categories:
+    - "finance"
+    - "defi"
+    - "trading"
+  tags:
+    - "htlc"
+    - "atomic-swap"
+    - "otc"
+    - "ethereum"
+    - "bitcoin"
+    - "sui"
+    - "cross-chain"
+    - "rfq"