diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a5789850..66a6c70b 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -62,7 +62,7 @@ jobs:
       - name: Smoke test — verify no workspace:* in tarballs
         run: |
           set -euo pipefail
-          for pkg in packages/core packages/cli; do
+          for pkg in packages/core packages/cli packages/studio; do
             echo "--- Checking $pkg ---"
             cd "$pkg"
             PACKDIR=$(mktemp -d)
@@ -120,6 +120,12 @@ jobs:
         env:
           NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
 
+      - name: Publish Studio canary
+        working-directory: packages/studio
+        run: pnpm publish --tag canary --access public --no-git-checks
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
+
       - name: Publish CLI canary
         working-directory: packages/cli
         run: pnpm publish --tag canary --access public --no-git-checks
@@ -165,6 +171,12 @@ jobs:
             exit 1
           fi
 
+          if grep -q '"workspace:' node_modules/@actalk/inkos-studio/package.json; then
+            echo "FATAL: canary studio package still contains workspace: protocol"
+            cat node_modules/@actalk/inkos-studio/package.json | grep workspace
+            exit 1
+          fi
+
           if grep -q '"workspace:' node_modules/@actalk/inkos-core/package.json; then
             echo "FATAL: canary core package still contains workspace: protocol"
             cat node_modules/@actalk/inkos-core/package.json | grep workspace
@@ -172,6 +184,7 @@ jobs:
           fi
 
           npx inkos --version
+          test -f node_modules/@actalk/inkos-studio/dist/api/index.js
           echo "Canary verification passed"
           rm -rf "$TMPDIR"
 
@@ -205,6 +218,12 @@ jobs:
         env:
           NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
 
+      - name: Publish Studio latest
+        working-directory: packages/studio
+        run: pnpm publish --access public --no-git-checks
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
+
       - name: Publish CLI latest
         working-directory: packages/cli
         run: pnpm publish --access public --no-git-checks
@@ -250,6 +269,12 @@ jobs:
             exit 1
           fi
 
+          if grep -q '"workspace:' node_modules/@actalk/inkos-studio/package.json; then
+            echo "FATAL: released studio package still contains workspace: protocol"
+            cat node_modules/@actalk/inkos-studio/package.json | grep workspace
+            exit 1
+          fi
+
           if grep -q '"workspace:' node_modules/@actalk/inkos-core/package.json; then
             echo "FATAL: released core package still contains workspace: protocol"
             cat node_modules/@actalk/inkos-core/package.json | grep workspace
@@ -257,6 +282,7 @@ jobs:
           fi
 
           npx inkos --version
+          test -f node_modules/@actalk/inkos-studio/dist/api/index.js
           echo "Release verification passed"
           rm -rf "$TMPDIR"