diff --git a/.github/workflows/chainsync.yml b/.github/workflows/chainsync.yml
new file mode 100644
index 00000000..c973ede0
--- /dev/null
+++ b/.github/workflows/chainsync.yml
@@ -0,0 +1,43 @@
+name: chainsync
+
+on:
+  schedule:
+    # Run on Monday at 1am UTC
+    - cron: '0 1 * * 1'
+
+jobs:
+  mainnet:
+    runs-on: self-hosted
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v4
+        with:
+          go-version: 1.20.x
+      - run: |
+          make
+      - run: |
+          ./gouroboros -network mainnet -address relays-new.cardano-mainnet.iohk.io:3001 -ntn chain-sync -bulk
+
+  preview:
+    runs-on: self-hosted
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v4
+        with:
+          go-version: 1.20.x
+      - run: |
+          make
+      - run: |
+          ./gouroboros -network preview -address preprod-node.world.dev.cardano.org:30002 -ntn chain-sync -bulk
+
+  preprod:
+    runs-on: self-hosted
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v4
+        with:
+          go-version: 1.20.x
+      - run: |
+          make
+      - run: |
+          ./gouroboros -network preprod -address preprod-node.world.dev.cardano.org:30000 -ntn chain-sync -bulk