diff --git a/.github/workflows/smoke-test.yml b/.github/workflows/smoke-test.yml
index 074d41e8..9db63593 100644
--- a/.github/workflows/smoke-test.yml
+++ b/.github/workflows/smoke-test.yml
@@ -14,13 +14,18 @@ concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: ${{ !contains(github.ref, 'integration/')}}
 
-
 jobs:
   smoke_test:
-
     strategy:
       matrix:
-        test-script: [ ./smoke-test.bash, ./smoke-test-l3.bash, ./smoke-test-nitro-simple.bash, ./smoke-test-full-node.bash ]
+        test-script:
+          [
+            ./smoke-test.bash,
+            ./smoke-test-l3.bash,
+            ./smoke-test-nitro-simple.bash,
+            ./smoke-test-full-node.bash,
+            ./smoke-test-finality-node.bash,
+          ]
 
     runs-on: ubuntu-24.04
 
@@ -66,6 +71,11 @@ jobs:
           build-args: |
             TOKEN_BRIDGE_BRANCH=v1.2.2
 
+      - name: Install websocat
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y websocat
+
       - name: Smoke Test with Latest Espresso Image
         run: |
           ${{ matrix.test-script }}
diff --git a/docker-compose.yaml b/docker-compose.yaml
index cd2d8ad2..0ffaa0aa 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -182,6 +182,23 @@ services:
     depends_on:
       - geth
   
+  sequencer-espresso-finality:
+    pid: host # allow debugging
+    image: nitro-node-dev-testnode
+    entrypoint: /usr/local/bin/nitro
+    ports:
+      - "127.0.0.1:8549:8547"
+      - "127.0.0.1:8550:8548"
+      - "127.0.0.1:9645:9642"
+    volumes:
+      - "seqdata_espresso_finality:/home/user/.arbitrum/local/nitro"
+      - "l1keystore:/home/user/l1keystore"
+      - "config:/config"
+      - "tokenbridge-data:/tokenbridge-data"
+    command: --conf.file /config/espresso_finality_sequencer_config.json --node.feed.output.enable --node.feed.output.port 9642  --http.api net,web3,eth,txpool,debug --node.seq-coordinator.my-url  ws://sequencer:8550 --graphql.enable --graphql.vhosts * --graphql.corsdomain *
+    depends_on:
+      - geth
+  
   sequencer_b:
     pid: host # allow debugging
     image: nitro-node-dev-testnode
@@ -451,6 +468,7 @@ volumes:
   seqdata_b:
   seqdata_c:
   seqdata_d:
+  seqdata_espresso_finality
   unsafestaker-data:
   validator-data:
   poster-data:
diff --git a/scripts/config.ts b/scripts/config.ts
index 1936b4d9..e020c03a 100644
--- a/scripts/config.ts
+++ b/scripts/config.ts
@@ -352,8 +352,27 @@ function writeConfigs(argv: any) {
         } else {
             sequencerConfig.node["seq-coordinator"].enable = true
         }
-        fs.writeFileSync(path.join(consts.configpath, "sequencer_config.json"), JSON.stringify(sequencerConfig))
-
+        
+        if (argv.enableFinalityNode) {
+          sequencerConfig.execution.sequencer["enable-espresso-finality-node"] =
+            true;
+          sequencerConfig.execution.sequencer["enable-espresso-sovereign"] = false;
+          sequencerConfig.execution.sequencer["espresso-finality-node-config"] = {
+            "hotshot-url": argv.espressoUrl,
+            "start-block": 0,
+            namespace: 412346,
+          };
+          fs.writeFileSync(
+            path.join(consts.configpath, "espresso_finality_sequencer_config.json"),
+            JSON.stringify(sequencerConfig)
+          );
+        } else {
+          fs.writeFileSync(
+            path.join(consts.configpath, "sequencer_config.json"),
+            JSON.stringify(sequencerConfig)
+          );
+        }
+        
         let posterConfig = JSON.parse(baseConfJSON)
         if (argv.espresso) {
             posterConfig.node.feed.input.url.push("ws://sequencer:9642")