diff --git a/.github/workflows/fund-sepolia-accounts.yml b/.github/workflows/fund-sepolia-accounts.yml
index 27bbd3cd19a2..a77e296913b0 100644
--- a/.github/workflows/fund-sepolia-accounts.yml
+++ b/.github/workflows/fund-sepolia-accounts.yml
@@ -12,6 +12,37 @@ on:
         required: true
         type: string
         default: sepolia-accounts-mnemonic
+      ref:
+        description: The branch or tag to checkout
+        required: false
+        type: string
+        default: master
+    secrets:
+      GCP_SA_KEY:
+        required: true
+      SEPOLIA_FUNDING_PRIVATE_KEY:
+        required: true
+      GCP_SEPOLIA_URL:
+        required: true
+      GCP_SEPOLIA_API_KEY:
+        required: true
+
+  workflow_dispatch:
+    inputs:
+      values_file:
+        description: The values file to use, e.g. 1-validators.yaml
+        required: true
+        type: string
+      sepolia_accounts_mnemonic_secret_name:
+        description: The name of the secret which holds the sepolia accounts mnemonic. Will create a new one if it doesn't exist.
+        required: true
+        type: string
+        default: sepolia-accounts-mnemonic
+      ref:
+        description: The branch or tag to checkout
+        required: false
+        type: string
+        default: master
 
 jobs:
   fund-sepolia-accounts:
@@ -20,7 +51,7 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
         with:
-          ref: ${{ github.ref }}
+          ref: ${{ inputs.ref || github.ref || 'master' }}
 
       - name: Authenticate to Google Cloud
         uses: google-github-actions/auth@v2
@@ -30,14 +61,6 @@ jobs:
       - name: Set up Cloud SDK
         uses: google-github-actions/setup-gcloud@v2
 
-      - name: Install cast
-        run: |
-          if ! command -v cast &>/dev/null; then
-            echo "Installing cast..."
-            curl -L https://foundry.paradigm.xyz | bash
-            $HOME/.foundry/bin/foundryup
-          fi
-
       - name: Get mnemonic
         id: get-mnemonic
         run: |
@@ -66,7 +89,7 @@ jobs:
           export ETHEREUM_HOST="https://json-rpc.${{ secrets.GCP_SEPOLIA_URL }}?key=${{ secrets.GCP_SEPOLIA_API_KEY }}"
 
           echo "Funding accounts..."
-          $REPO/spartan/scripts/fund_sepolia_accounts.sh ${{ inputs.values_file }} "$MNEMONIC_FILE"
+          $REPO/spartan/scripts/prepare_sepolia_accounts.sh ${{ inputs.values_file }} 30 "$MNEMONIC_FILE"
           mnemonic=$(cat "$MNEMONIC_FILE")
           rm "$MNEMONIC_FILE"
           echo "::add-mask::$mnemonic"
@@ -76,5 +99,11 @@ jobs:
         if: ${{ steps.get-mnemonic.outputs.new_mnemonic == 'true' }}
         run: |
           echo "Saving mnemonic to GCP"
-          echo "::add-mask::${{ steps.get-mnemonic.outputs.mnemonic }}"
-          gcloud secrets versions add latest --secret=${{ inputs.sepolia_accounts_mnemonic_secret_name }} --data-file="$MNEMONIC_FILE"
+          echo "::add-mask::${{ steps.fund-accounts.outputs.mnemonic }}"
+          echo "Creating new secret ${{ inputs.sepolia_accounts_mnemonic_secret_name }}"
+          gcloud secrets create ${{ inputs.sepolia_accounts_mnemonic_secret_name }}
+          TMP_FILE=$(mktemp)
+          echo "${{ steps.fund-accounts.outputs.mnemonic }}" > "$TMP_FILE"
+          gcloud secrets versions add ${{ inputs.sepolia_accounts_mnemonic_secret_name }} --data-file="$TMP_FILE"
+          rm "$TMP_FILE"
+          echo "Saved mnemonic to GCP secret ${{ inputs.sepolia_accounts_mnemonic_secret_name }}"
diff --git a/.github/workflows/network-deploy.yml b/.github/workflows/network-deploy.yml
index 50c39de3b45a..cd72b314115b 100644
--- a/.github/workflows/network-deploy.yml
+++ b/.github/workflows/network-deploy.yml
@@ -91,13 +91,26 @@ on:
         type: string
         default: "false"
       sepolia_accounts_mnemonic_secret_name:
-        description: The name of the secret which holds the sepolia accounts mnemonic
+        description: The name of the secret which holds the sepolia accounts mnemonic (if not provided, will use '{namespace}-accounts-mnemonic').
         required: false
         type: string
-        default: sepolia-accounts-mnemonic
 
 jobs:
+  fund_sepolia_accounts:
+    if: ${{ inputs.sepolia_deployment == 'true' }}
+    uses: ./.github/workflows/fund-sepolia-accounts.yml
+    with:
+      values_file: ${{ inputs.values_file }}
+      sepolia_accounts_mnemonic_secret_name: ${{ inputs.sepolia_accounts_mnemonic_secret_name || format('{0}-accounts-mnemonic', inputs.namespace) }}
+      ref: ${{ inputs.ref || github.ref || 'master' }}
+    secrets:
+      GCP_SA_KEY: ${{ secrets.GCP_SA_KEY }}
+      SEPOLIA_FUNDING_PRIVATE_KEY: ${{ secrets.SEPOLIA_FUNDING_PRIVATE_KEY }}
+      GCP_SEPOLIA_URL: ${{ secrets.GCP_SEPOLIA_URL }}
+      GCP_SEPOLIA_API_KEY: ${{ secrets.GCP_SEPOLIA_API_KEY }}
+
   network_deployment:
+    needs: fund_sepolia_accounts
     # This job will run on Ubuntu
     runs-on: ubuntu-latest
     concurrency:
@@ -129,6 +142,13 @@ jobs:
         with:
           ref: ${{ inputs.ref || github.ref }}
 
+      - name: Check values
+        run: |
+          echo "inputs.ref: ${{ inputs.ref }}"
+          echo "github.ref: ${{ github.ref }}"
+          ls -la .github/workflows/
+          ls -la .github/workflows/fund-sepolia-accounts.yml
+
       - name: Authenticate to Google Cloud
         uses: google-github-actions/auth@v2
         with:
@@ -172,28 +192,6 @@ jobs:
 
           $REPO/spartan/scripts/generate_devnet_config.sh ${{ env.VALUES_FILE }}
 
-      - name: Fund sepolia accounts
-        uses: ./.github/workflows/fund-sepolia-accounts.yml
-        if: ${{ inputs.sepolia_deployment == 'true' }}
-        with:
-          values_file: ${{ env.VALUES_FILE }}
-          sepolia_accounts_mnemonic_secret_name: ${{ inputs.sepolia_accounts_mnemonic_secret_name }}
-
-      - name: Generate sepolia accounts
-        id: generate-sepolia-accounts
-        if: ${{ inputs.sepolia_deployment == 'true' }}
-        run: |
-          REPO=$(git rev-parse --show-toplevel)
-          export FUNDING_PRIVATE_KEY=${{ secrets.SEPOLIA_FUNDING_PRIVATE_KEY }}
-          export ETHEREUM_HOST="https://json-rpc.${{ secrets.GCP_SEPOLIA_URL }}?key=${{ secrets.GCP_SEPOLIA_API_KEY }}"
-          echo "Preparing sepolia accounts..."
-          MNEMONIC_FILE=$(mktemp)
-          $REPO/spartan/scripts/prepare_sepolia_accounts.sh ${{ env.VALUES_FILE }} 30 "$MNEMONIC_FILE"
-          mnemonic=$(cat "$MNEMONIC_FILE")
-          rm "$MNEMONIC_FILE"
-          echo "::add-mask::$mnemonic"
-          echo "mnemonic=$mnemonic" >> "$GITHUB_OUTPUT"
-
       - name: Setup Terraform
         uses: hashicorp/setup-terraform@v2
         with:
@@ -213,6 +211,11 @@ jobs:
         continue-on-error: true
         run: |
           if ${{ inputs.sepolia_deployment == 'true' }}; then
+            if [ -z "${{ inputs.sepolia_accounts_mnemonic_secret_name }}" ]; then
+              SECRET_NAME="${{ env.NAMESPACE }}-accounts-mnemonic"
+            else
+              SECRET_NAME="${{ inputs.sepolia_accounts_mnemonic_secret_name }}"
+            fi
             L1_DEPLOYMENT_MNEMONIC=$(gcloud secrets versions access latest --secret=${{ inputs.sepolia_accounts_mnemonic_secret_name }})
             terraform destroy -auto-approve \
               -var="RELEASE_NAME=${{ env.NAMESPACE }}" \
@@ -244,7 +247,12 @@ jobs:
         working-directory: ./spartan/terraform/deploy-release
         run: |
           if ${{ inputs.sepolia_deployment == 'true' }}; then
-            L1_DEPLOYMENT_MNEMONIC=$(gcloud secrets versions access latest --secret=${{ inputs.sepolia_accounts_mnemonic_secret_name }})
+            if [ -z "${{ inputs.sepolia_accounts_mnemonic_secret_name }}" ]; then
+              SECRET_NAME="${{ env.NAMESPACE }}-accounts-mnemonic"
+            else
+              SECRET_NAME="${{ inputs.sepolia_accounts_mnemonic_secret_name }}"
+            fi
+            L1_DEPLOYMENT_MNEMONIC=$(gcloud secrets versions access latest --secret=$SECRET_NAME)
             terraform plan \
               -var="RELEASE_NAME=${{ env.NAMESPACE }}" \
               -var="VALUES_FILE=${{ env.VALUES_FILE }}" \
diff --git a/spartan/aztec-network/values/alpha-testnet-provers.yaml b/spartan/aztec-network/values/alpha-testnet-provers.yaml
new file mode 100644
index 000000000000..450b4c627df6
--- /dev/null
+++ b/spartan/aztec-network/values/alpha-testnet-provers.yaml
@@ -0,0 +1,91 @@
+telemetry:
+  enabled: true
+
+snapshots:
+  uploadLocation: "gs://aztec-testnet/snapshots/"
+  syncUrl: "https://storage.googleapis.com/aztec-testnet/snapshots/"
+  frequency: "0 0 * * *" # daily uploads at midnight
+
+aztec:
+  realProofs: true
+  numberOfDefaultAccounts: 0
+  testAccounts: false
+  sponsoredFPC: true
+  bootstrapENRs: "enr:-LO4QLbJddVpePYjaiCftOBY-L7O6Mfj_43TAn5Q1Y-5qQ_OWmSFc7bTKWHzw5xmdVIqXUiizum_kIRniXdPnWHHcwEEhWF6dGVjqDAwLTExMTU1MTExLTAwMDAwMDAwLTAtMTgwNmEwMjgtMWE1MzBmM2KCaWSCdjSCaXCEI8nh9YlzZWNwMjU2azGhA-_dX6aFcXP1DLk91negbXL2a0mNYGXH4hrMvb2i92I0g3VkcIKd0A,enr:-LO4QN4WF8kFyV3sQVX0C_y_03Eepxk5Wac70l9QJcIDRYwKS6aRst1YcfbTDdvovXdRfKf-WSXNVWViGLhDA-dUz2MEhWF6dGVjqDAwLTExMTU1MTExLTAwMDAwMDAwLTAtMTgwNmEwMjgtMWE1MzBmM2KCaWSCdjSCaXCEIicTHolzZWNwMjU2azGhAsz7aFFYRnP5xjTux5UW-HyEQcW_EJrZMT1CNm79N4g-g3VkcIKd0A,enr:-LO4QFrGfkRaCk_iFTeUjR5ESwo45Eov9hx_T1-BLdoT-iHzFgCiHMT4V1KBtdFp8D0ajLSe5HcNYrhalmdJXgv6NTUEhWF6dGVjqDAwLTExMTU1MTExLTAwMDAwMDAwLTAtMTgwNmEwMjgtMWE1MzBmM2KCaWSCdjSCaXCEIlICt4lzZWNwMjU2azGhAlC6nKB3iDtRFqWKWqxf_t-P9hc-SZ6VFBJV4y3bTZBQg3VkcIKd0A"
+  contracts:
+    registryAddress: "0x4d2cc1d5fb6be65240e0bfc8154243e69c0fb19e"
+    rollupAddress: "0xee6d4e937f0493fb461f28a75cf591f1dba8704e"
+    slashFactoryAddress: "0x3c9ccf55a8ac3c2eeedf2ee2aa1722188fd676be"
+    feeAssetHandlerContractAddress: "0x80d848dc9f52df56789e2d62ce66f19555ff1019"
+
+network:
+  public: true
+  p2pBootstrapNodesAsFullPeers: false
+
+blobSink:
+  enabled: false
+  archiveApiUrl: "https://api.sepolia.blobscan.com"
+  dataStoreConfig:
+    dataDir: "/data"
+    storageSize: "128Gi"
+    dataStoreMapSize: "134217728" # 128 GB
+
+bot:
+  enabled: false
+
+pxe:
+  enabled: false
+
+faucet:
+  enabled: false
+
+bootNode:
+  enabled: false
+  replicas: 0
+  # unused.
+  externalHost: "http://localhost:8080"
+
+fullNode:
+  enabled: false
+  replicas: 0
+  # unused
+  externalHost: "http://localhost:8080"
+
+proverNode:
+  replicas: 1
+  l1FixedPriorityFeePerGas: 3
+  l1GasLimitBufferPercentage: 15
+  l1GasPriceMax: 1000
+  failedEpochStore: "gs://aztec-testnet/failed-epochs/"
+  maxOldSpaceSize: "8192"
+  storageSize: "512Gi"
+  resources:
+    requests:
+      cpu: "3"
+      memory: "10Gi"
+
+validator:
+  replicas: 0
+
+proverBroker:
+  storageSize: "10Gi"
+
+proverAgent:
+  replicas: 15
+  bb:
+    hardwareConcurrency: 31
+  gke:
+    spotEnabled: true
+  resources:
+    requests:
+      memory: "116Gi"
+      cpu: "31"
+
+ethereum:
+  chainId: "11155111"
+  l1GasPriceMax: 1000
+  l1FixedPriorityFeePerGas: 3
+
+jobs:
+  deployL1Verifier:
+    enable: false
diff --git a/spartan/scripts/prepare_sepolia_accounts.sh b/spartan/scripts/prepare_sepolia_accounts.sh
index 8f5759e6473a..42504fc4cc5b 100755
--- a/spartan/scripts/prepare_sepolia_accounts.sh
+++ b/spartan/scripts/prepare_sepolia_accounts.sh
@@ -57,6 +57,10 @@ if ! command -v yq &>/dev/null; then
 fi
 
 # Convert ETH to wei
+if [[ ! "$eth_amount" =~ ^[0-9]+(\.[0-9]+)?$ ]]; then
+  echo "Error: Invalid ETH amount: $eth_amount"
+  exit 1
+fi
 wei_amount=$(cast to-wei "$eth_amount" ether)
 
 value_yamls="../aztec-network/values/$values_file ../aztec-network/values.yaml"
@@ -91,7 +95,7 @@ max_index=$((max_index > bot_max_index ? max_index : bot_max_index))
 total_accounts=$((num_validators + num_provers + num_bots))
 
 # Check if mnemonic is provided
-if [ -z "$MNEMONIC" ]; then
+if [ "${MNEMONIC:-}" = "" ]; then
   # Create a new mnemonic
   echo "Creating mnemonic..."
   cast wallet new-mnemonic --json >"$tmp_filename"