diff --git a/.github/scripts/npm-publish.sh b/.github/scripts/npm-publish.sh
new file mode 100755
index 0000000..c032745
--- /dev/null
+++ b/.github/scripts/npm-publish.sh
@@ -0,0 +1,157 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+CURRENT_VERSION=$(node -p "require('./package.json').version")
+BASE_VERSION="${CURRENT_VERSION%%-*}"
+IFS='.' read -r MAJOR MINOR PATCH <<< "$BASE_VERSION"
+
+if [[ -z "${MAJOR:-}" || -z "${MINOR:-}" || -z "${PATCH:-}" ]]; then
+  echo ""
+  echo "  ERROR: Invalid version: $CURRENT_VERSION"
+  echo "  Expected valid semver (e.g. 1.2.3)"
+  echo ""
+  exit 1
+fi
+
+if [[ "$BRANCH_NAME" == "main" ]]; then
+  if [[ -z "${INPUT_VERSION:-}" ]]; then
+    echo ""
+    echo "  ERROR: Version input is required on the main branch"
+    echo "  Please provide a version (e.g. 1.2.3)"
+    echo ""
+    exit 1
+  fi
+  FINAL_VERSION="$INPUT_VERSION"
+  DIST_TAG="latest"
+else
+  FINAL_VERSION="${MAJOR}.${MINOR}.$((PATCH + 1))-alpha.$(date +%s)"
+  DIST_TAG="alpha"
+fi
+
+TAG_NAME="v${FINAL_VERSION}"
+
+echo ""
+echo "  ========================================"
+echo "        Release Summary"
+echo "  ========================================"
+echo "  Branch:          $BRANCH_NAME"
+echo "  Current version: $CURRENT_VERSION"
+echo "  New version:     $FINAL_VERSION"
+echo "  Dist-tag:        $DIST_TAG"
+echo "  Git tag:         $TAG_NAME"
+echo "  ========================================"
+echo ""
+
+echo "  Writing version $FINAL_VERSION to package.json ..."
+
+export FINAL_VERSION
+node -e "
+  const fs = require('fs');
+  const path = './package.json';
+  const pkg = JSON.parse(fs.readFileSync(path, 'utf8'));
+  pkg.version = process.env.FINAL_VERSION;
+  fs.writeFileSync(path, JSON.stringify(pkg, null, 2) + '\n');
+"
+
+echo "  Version stamped!"
+
+TICKET=$(echo "$BRANCH_NAME" | tr '[:lower:]' '[:upper:]' | grep -Eo '[A-Z]+-[0-9]+' | head -n1 || true)
+TICKET="${TICKET:-MOON-000}"
+
+echo ""
+echo "  Committing version bump ($TICKET) ..."
+
+git config user.name  "github-actions[bot]"
+git config user.email "github-actions[bot]@users.noreply.github.com"
+git add package.json
+git commit -m "chore($TICKET): release @moonit/sdk-evm v$FINAL_VERSION"
+
+echo "  Committed!"
+
+echo ""
+echo "  Tagging release $TAG_NAME ..."
+
+git tag "$TAG_NAME"
+
+echo "  Tagged $TAG_NAME!"
+
+echo ""
+echo "  Publishing @moonit/sdk-evm@$FINAL_VERSION to npm (tag: $DIST_TAG) ..."
+
+# Trusted Publishers on GHA -- no NPM_TOKEN needed.
+npm publish --tag "$DIST_TAG" --access public
+
+echo ""
+echo "  Published @moonit/sdk-evm@$FINAL_VERSION -> npm ($DIST_TAG)!"
+
+if [[ "$BRANCH_NAME" == "main" ]]; then
+  echo ""
+  echo "  Pushing version bump via PR to $BRANCH_NAME ..."
+
+  BUMP_BRANCH="chore/version-bump-sdk-evm-v${FINAL_VERSION}"
+  git checkout -b "$BUMP_BRANCH"
+  git push -u origin "$BUMP_BRANCH"
+  git push origin "$TAG_NAME"
+
+  echo "  Pushed branch $BUMP_BRANCH!"
+  echo ""
+  echo "  Creating PR to merge into $BRANCH_NAME ..."
+
+  PR_URL=$(gh pr create \
+    --base "$BRANCH_NAME" \
+    --head "$BUMP_BRANCH" \
+    --title "chore($TICKET): bump @moonit/sdk-evm to v$FINAL_VERSION" \
+    --body "$(cat <<EOF
+## Auto-generated version bump
+
+| Field | Value |
+|-------|-------|
+| **Package** | \`@moonit/sdk-evm\` |
+| **Version** | \`$FINAL_VERSION\` |
+| **npm tag** | \`$DIST_TAG\` |
+| **Branch** | \`$BRANCH_NAME\` |
+
+This PR was created automatically by the npm publish workflow.
+The package has **already been published** to npm -- this PR just syncs the version bump back into \`$BRANCH_NAME\`.
+
+> Merge when ready. No code changes, only \`package.json\` version.
+EOF
+)")
+
+  echo "  PR created: $PR_URL"
+
+  echo ""
+  echo "  Creating GitHub Release $TAG_NAME ..."
+
+  gh release create "$TAG_NAME" \
+    --title "@moonit/sdk-evm v$FINAL_VERSION" \
+    --generate-notes
+
+  echo "  GitHub Release created!"
+else
+  echo ""
+  echo "  Pushing version bump to $BRANCH_NAME ..."
+
+  git push origin HEAD:"$BRANCH_NAME"
+  git push origin "$TAG_NAME"
+
+  echo ""
+  echo "  Creating GitHub pre-release $TAG_NAME ..."
+
+  gh release create "$TAG_NAME" \
+    --title "@moonit/sdk-evm v$FINAL_VERSION" \
+    --prerelease \
+    --generate-notes
+
+  echo "  GitHub pre-release created!"
+fi
+
+echo ""
+echo "  ========================================"
+echo "       ALL DONE"
+echo "  ========================================"
+echo ""
+
+if [[ -n "${PR_URL:-}" ]]; then
+  echo "  Merge the version bump PR: $PR_URL"
+fi
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 3841816..2d6dba2 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -23,29 +23,8 @@ jobs:
       - name: Run linting
         run: yarn lint
 
-  test:
-    needs: lint
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Setup Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: '18'
-          cache: 'yarn'
-
-      - name: Install dependencies
-        run: yarn install --frozen-lockfile
-
-      - name: Run tests
-        env:
-          RPC_URL: ${{ secrets.RPC_URL }}
-          TEST_DEV_WALLET: ${{ secrets.TEST_DEV_WALLET }}
-        run: yarn test
-
   build:
-    needs: test
+    needs: lint
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
diff --git a/.github/workflows/npm-publish.yml b/.github/workflows/npm-publish.yml
new file mode 100644
index 0000000..31808c8
--- /dev/null
+++ b/.github/workflows/npm-publish.yml
@@ -0,0 +1,44 @@
+name: NPM Publish
+
+on:
+  workflow_dispatch:
+    inputs:
+      version:
+        description: Required on main branch (e.g. 1.2.3)
+        required: false
+
+permissions:
+  contents: write
+  id-token: write
+  pull-requests: write
+
+jobs:
+  publish:
+    if: github.actor != 'github-actions[bot]'
+    runs-on: ubuntu-latest
+    timeout-minutes: 20
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '24'
+          cache: 'yarn'
+          registry-url: 'https://registry.npmjs.org'
+
+      # Node 24 is required for trusted publishers (npm >= 10.9).
+      # The app itself may target an older version -- ignore engine checks.
+      - name: Install dependencies
+        run: yarn install --frozen-lockfile --ignore-engines
+
+      - name: Build and publish
+        shell: bash
+        env:
+          INPUT_VERSION: ${{ inputs.version }}
+          BRANCH_NAME: ${{ github.ref_name }}
+          GH_TOKEN: ${{ github.token }}
+        run: .github/scripts/npm-publish.sh
diff --git a/package.json b/package.json
index 5ee53bc..1f83796 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@moonit/sdk-evm",
-  "version": "0.0.1",
+  "version": "0.0.2-alpha.1770755050",
   "main": "dist/index.js",
   "types": "dist/types/index.d.ts",
   "scripts": {
@@ -8,9 +8,10 @@
     "watch": "tsc --watch",
     "test": "jest",
     "lint": "eslint 'src/**/*.{js,ts}'",
-    "format": "prettier --write 'src/**/*.{js,ts,json,md}'"
+    "format": "prettier --write 'src/**/*.{js,ts,json,md}'",
+    "prepublishOnly": "rm -rf dist && npm run build"
   },
-  "repository": "git@github.com:@gomoonit/moonit-sdk-evm",
+  "repository": "https://github.com/gomoonit/moonit-sdk-evm",
   "author": "support@moonshot.cc",
   "license": "MIT",
   "devDependencies": {