feat: expose Sanity MCP on MCP Registry

.github/workflows/ci.yml

@@ -20,5 +20,12 @@ jobs:
       - name: Install dependencies
         run: npm ci
 
+      - name: Install mcp-publisher
+        run: |
+          curl -L "https://github.com/modelcontextprotocol/registry/releases/latest/download/mcp-publisher_$(uname -s | tr '[:upper:]' '[:lower:]')_$(uname -m | sed 's/x86_64/amd64/;s/aarch64/arm64/').tar.gz" | tar xz mcp-publisher
+
       - name: Validate skills
         run: npm run validate
+
+      - name: Validate server.json
+        run: ./mcp-publisher validate

.github/workflows/publish-mcp.yml

@@ -0,0 +1,24 @@
+name: Publish to MCP Registry
+
+on:
+  workflow_dispatch:
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v5
+
+      - name: Install mcp-publisher
+        run: |
+          curl -L "https://github.com/modelcontextprotocol/registry/releases/latest/download/mcp-publisher_$(uname -s | tr '[:upper:]' '[:lower:]')_$(uname -m | sed 's/x86_64/amd64/;s/aarch64/arm64/').tar.gz" | tar xz mcp-publisher
+
+      - name: Validate server.json
+        run: ./mcp-publisher validate
+
+      - name: Authenticate to MCP Registry
+        run: ./mcp-publisher login http --domain "sanity.io" --private-key "${{ secrets.MCP_PUBLISHER_PRIVATE_KEY }}"
+
+      - name: Publish server to MCP Registry
+        run: ./mcp-publisher publish

.gitignore

@@ -1,3 +1,6 @@
 
 .DS_Store
 node_modules/
+
+# mcp-publisher
+.mcpregistry_*

package.json

@@ -4,6 +4,7 @@
   "description": "AI agent resources for Sanity development",
   "private": true,
   "scripts": {
+    "bump-mcp-version": "node scripts/bump-mcp-version.mjs",
     "validate": "skills-ref validate ./skills/sanity-best-practices && skills-ref validate ./skills/content-modeling-best-practices && skills-ref validate ./skills/seo-aeo-best-practices && skills-ref validate ./skills/content-experimentation-best-practices",
     "validate:sanity": "skills-ref validate ./skills/sanity-best-practices",
     "validate:content-modeling": "skills-ref validate ./skills/content-modeling-best-practices",

scripts/bump-mcp-version.mjs

@@ -0,0 +1,34 @@
+import fs from "node:fs/promises";
+import path from "node:path";
+
+const SERVER_JSON_PATH = path.join(import.meta.dirname, "..", "server.json");
+
+const response = await fetch("https://mcp.sanity.io", {
+  method: "POST",
+  headers: { authorization: "Bearer sk_dummy", accept: "application/json; text/event-stream", "content-type": "application/json" },
+  body: JSON.stringify({
+    jsonrpc: "2.0",
+    id: 1,
+    method: "initialize",
+    params: {
+      protocolVersion: "2025-11-25",
+      capabilities: {},
+      clientInfo: {
+        name: "sanity-io/agent-toolkit version checker",
+        version: "1.0.0",
+      },
+    },
+  }),
+});
+
+const body = await response.json();
+
+const mcpServerVersion = body.result.serverInfo.version;
+
+const serverJsonContent = await fs.readFile(SERVER_JSON_PATH, "utf-8");
+
+const updatedJsonContent = serverJsonContent.replace(/"version": ".+",$/m, `"version": "${mcpServerVersion}",`);
+
+await fs.writeFile(SERVER_JSON_PATH, updatedJsonContent);
+
+console.log(`Updated server.json with MCP server version: ${mcpServerVersion}`);

server.json

@@ -0,0 +1,17 @@
+{
+  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
+  "name": "io.sanity/mcp",
+  "description": "Direct access to your Sanity projects (content, datasets, releases, schemas) and agent rules",
+  "title": "Sanity",
+  "repository": {
+    "url": "https://github.com/sanity-io/agent-toolkit",
+    "source": "github"
+  },
+  "version": "2.12.0",
+  "remotes": [
+    {
+      "type": "streamable-http",
+      "url": "https://mcp.sanity.io"
+    }
+  ]
+}