diff --git a/.circleci/config.yml b/.circleci/config.yml
index ac54d75ec06b..b2531ae99b79 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -431,42 +431,6 @@ jobs:
           command: build aztec
           aztec_manifest_key: aztec
 
-  boxes:
-    docker:
-      - image: aztecprotocol/alpine-build-image
-    resource_class: small
-    steps:
-      - *checkout
-      - *setup_env
-      - run:
-          name: "Build"
-          command: cond_spot_run_build boxes 4
-          aztec_manifest_key: boxes
-
-  boxes-vanilla:
-    docker:
-      - image: aztecprotocol/alpine-build-image
-    resource_class: small
-    steps:
-      - *checkout
-      - *setup_env
-      - run:
-          name: "Test"
-          command: cond_spot_run_compose boxes 4 ./docker-compose.yml BOX=vanilla
-          aztec_manifest_key: boxes
-
-  boxes-react:
-    docker:
-      - image: aztecprotocol/alpine-build-image
-    resource_class: small
-    steps:
-      - *checkout
-      - *setup_env
-      - run:
-          name: "Test"
-          command: cond_spot_run_compose boxes 4 ./docker-compose.yml BOX=react
-          aztec_manifest_key: boxes
-
   end-to-end:
     machine:
       image: default
@@ -754,20 +718,6 @@ workflows:
       # Artifacts
       - aztec-package: *defaults_yarn_project
 
-      # Boxes.
-      - boxes:
-          requires:
-            - aztec-package
-          <<: *defaults
-      - boxes-vanilla:
-          requires:
-            - boxes
-          <<: *defaults
-      - boxes-react:
-          requires:
-            - boxes
-          <<: *defaults
-
       # End to end tests.
       - e2e-join:
           requires:
@@ -788,8 +738,6 @@ workflows:
             - barretenberg-acir-tests-bb-sol
             - barretenberg-docs
             - build-docs
-            - boxes-vanilla
-            - boxes-react
             - noir-packages-tests
             - prover-client-test
             - e2e-join
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 73dc79e18afd..a64abcd3d165 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -207,10 +207,52 @@ jobs:
         timeout-minutes: 15
         run: earthly-ci --no-output +bench-ultra-honk --bench_mode=cache
 
+  boxes:
+    needs: build
+    runs-on: ${{ inputs.username || github.actor }}-x86
+    steps:
+      - {
+          uses: actions/checkout@v4,
+          with: { ref: "${{ github.event.pull_request.head.sha }}" },
+        }
+      - uses: ./.github/ci-setup-action
+        with:
+          dockerhub_password: "${{ secrets.DOCKERHUB_PASSWORD }}"
+          # must be globally unique for build x runner
+          concurrency_key: boxes-${{ inputs.username || github.actor }}-x86-${{ matrix.test }}
+      - name: Build
+        working-directory: ./boxes
+        timeout-minutes: 10
+        run: earthly-ci +export-boxes
+
+  boxes-test:
+    needs: boxes
+    runs-on: ${{ inputs.username || github.actor }}-x86
+    strategy:
+      fail-fast: false
+      matrix:
+        box: [vanilla, react]
+        browser: [chromium, webkit, firefox]
+    steps:
+      - {
+          uses: actions/checkout@v4,
+          with: { ref: "${{ github.event.pull_request.head.sha }}" },
+        }
+      - uses: ./.github/ci-setup-action
+        with:
+          dockerhub_password: "${{ secrets.DOCKERHUB_PASSWORD }}"
+          # must be globally unique for build x runner
+          concurrency_key: boxes-${{ inputs.username || github.actor }}-x86-${{ matrix.test }}
+      - name: Box test
+        working-directory: ./boxes
+        timeout-minutes: 10
+        run: earthly-ci -P --no-output +test --box=${{ matrix.box }} --browser=${{ matrix.browser }} --mode=cache
+
   merge-check:
     runs-on: ubuntu-latest
     needs:
       - e2e
+      - boxes-test
       - bb-native-tests
       - bb-bench
       - yarn-project-formatting
diff --git a/boxes/.earthlyignore b/boxes/.earthlyignore
new file mode 100644
index 000000000000..a2c3635374ab
--- /dev/null
+++ b/boxes/.earthlyignore
@@ -0,0 +1,46 @@
+# Must include the .gitignore for all child projects as this is used by Earthly
+
+# Note due to how we use Eartlhy each .gitignore MUST accompany any earthfile that might actually copy these artifacts
+
+**/Earthfile
+**/Readme.md
+**/README.md
+**/Dockerfile*
+\*\*/docker-compose*.yml
+
+# root .gitignore contents
+
+dest
+node_modules
+.cache
+scripts/.earthly
+.pnp.cjs
+.pnp.loader.mjs
+build/
+.idea
+cmake-build-debug
+.terraform\*
+.bootstrapped
+.tsbuildinfo
+
+.graphite\*
+.DS_Store
+
+\*_/_.dockerignore
+
+# .gitignore contents:
+
+.yarn/\*
+!.yarn/releases
+
+node_modules
+dist
+artifacts
+boxes/_/src/contracts/target
+boxes/_/src/contracts/log
+
+/test-results/
+/playwright-report/
+/blob-report/
+/playwright/.cache/
+codegenCache.json
diff --git a/boxes/Earthfile b/boxes/Earthfile
index d790d1b0da5e..4ce2102ec88f 100644
--- a/boxes/Earthfile
+++ b/boxes/Earthfile
@@ -1,18 +1,130 @@
 VERSION 0.8
-# Produces a container that can be run to test a specific box. See docker-compose.yml.
 
-build:
-    # We need yarn. Start fresh container.
+deps:
+    LOCALLY
+    LET packages = $(git ls-files "**/package*.json" package*.json)
+    LET tsconfigs = $(git ls-files "**/tsconfig*.json" tsconfig*.json)
     FROM node:18.19.0
-    RUN apt update && apt install netcat-openbsd
-    COPY ../yarn-project+build/build /usr/src
+
+    # copy the aztec yarn workspace, needed to resolve portal dependencies
+    COPY ../yarn-project+workspace/usr/src /usr/src
+
+    WORKDIR /usr/src/boxes
+
+    COPY --dir .yarn .yarnrc.yml yarn.lock .
+    FOR file IN $packages
+        COPY $file $file
+    END
+    RUN yarn install --immutable
+    RUN yarn install-browsers
+    FOR file IN $tsconfigs
+        COPY $file $file
+    END
+
+build:
+    FROM +deps
+
     COPY ../noir/+nargo/nargo /usr/src/noir/noir-repo/target/release/nargo
     COPY ../noir-projects/+build/aztec-nr /usr/src/noir-projects/aztec-nr
     COPY ../noir-projects/+build/noir-protocol-circuits/crates/types /usr/src/noir-projects/noir-protocol-circuits/crates/types
+
     WORKDIR /usr/src/boxes
-    COPY . .
+
     ENV AZTEC_NARGO=/usr/src/noir/noir-repo/target/release/nargo
     ENV AZTEC_BUILDER=/usr/src/yarn-project/builder/aztec-builder-dest
-    RUN yarn && yarn build
-    RUN npx -y playwright@1.42 install --with-deps
+    COPY . .
+    RUN yarn build
+
+boxes:
+    FROM +build
     ENTRYPOINT ["/bin/sh", "-c"]
+
+BOX_TEST_LOCAL:
+  FUNCTION
+  ARG box
+  ARG browser
+  ARG compose_file=./docker-compose.yml
+  ARG debug="aztec:*"
+  LOCALLY
+  ENV BOX=$box
+  ENV BROWSER=$browser
+  ENV DEBUG=$debug
+  ENV CI=1
+  WITH DOCKER \
+    --load aztecprotocol/aztec:latest=../yarn-project/+aztec \
+    --load aztecprotocol/boxes:latest=+boxes
+    RUN docker compose -f $compose_file up --exit-code-from=boxes --force-recreate
+  END
+
+# run locally and take from cache, used for our mainly x86 jobs
+BOX_TEST_FROM_CACHE:
+  FUNCTION
+  ARG box
+  ARG browser
+  ARG compose_file=./docker-compose.yml
+  ARG debug="aztec:*"
+  ARG aztec_docker_tag
+  LOCALLY
+  ENV BOX=$box
+  ENV BROWSER=$browser
+  ENV DEBUG=$debug
+  ENV AZTEC_DOCKER_TAG=$aztec_docker_tag
+  ENV CI=1
+  # need a different project name for each to run in parallel
+  LET project_name=$box_$browser
+  IF docker compose > /dev/null 2>&1
+    LET CMD="docker compose"
+  ELSE
+    LET CMD="docker-compose"
+  END
+  # In CI we do not use WITH DOCKER as we have had issues with earthly copying big images
+  RUN $CMD -p $project_name -f $compose_file up --exit-code-from=boxes --force-recreate
+
+BOX_TEST_FROM_BUILD:
+  FUNCTION
+  ARG box
+  ARG browser
+  ARG compose_file=./docker-compose.yml
+  ARG debug="aztec:*"
+  FROM earthly/dind:alpine-3.19-docker-25.0.2-r0
+  ENV BOX=$box
+  ENV BROWSER=$browser
+  ENV DEBUG=$debug
+  ENV CI=1
+  COPY $compose_file $compose_file
+  # For ARM, we do use WITH DOCKER as we don't have many e2e tests, but note BOX_TEST_FROM_CACHE
+  WITH DOCKER \
+    --load aztecprotocol/aztec:latest=../yarn-project/+aztec \
+    --load aztecprotocol/boxes:latest=+boxes
+    # Run our docker compose, ending whenever sandbox ends, filtering out noisy eth_getLogs
+    RUN docker compose -f $compose_file up --exit-code-from=boxes --force-recreate
+  END
+
+BOX_TEST:
+  FUNCTION
+  ARG box
+  ARG browser
+  ARG compose_file=./docker-compose.yml
+  ARG mode=local
+  ARG debug="aztec:*"
+  LOCALLY
+  IF [ $mode = local ]
+    DO +BOX_TEST_LOCAL --box=$box --browser=$browser --compose_file=$compose_file --debug=$debug
+  ELSE IF [ $mode = cache ]
+    DO +BOX_TEST_FROM_CACHE --box=$box --browser=$browser --aztec_docker_tag=$(git rev-parse HEAD) --compose_file=$compose_file --debug=$debug
+  ELSE
+    DO +BOX_TEST_FROM_BUILD --box=$box --browser=$browser --compose_file=$compose_file --debug=$debug
+  END
+
+test:
+  ARG box=vanilla
+  ARG browser=chromium
+  ARG mode=local
+  DO +BOX_TEST --box=$box --browser=$browser --mode=$mode
+
+# for use with mode=cache
+export-boxes:
+    BUILD +boxes
+    ARG EARTHLY_GIT_HASH
+    FROM +boxes
+    SAVE IMAGE aztecprotocol/boxes:$EARTHLY_GIT_HASH
diff --git a/boxes/boxes/react/package.json b/boxes/boxes/react/package.json
index 8d121e38a9d2..6707358fed35 100644
--- a/boxes/boxes/react/package.json
+++ b/boxes/boxes/react/package.json
@@ -6,7 +6,7 @@
   "type": "module",
   "main": "./dist/index.js",
   "scripts": {
-    "compile": "cd src/contracts && ${AZTEC_NARGO:-aztec-nargo} compile",
+    "compile": "cd src/contracts && ${AZTEC_NARGO:-aztec-nargo} compile --silence-warnings",
     "codegen": "${AZTEC_BUILDER:-aztec-builder} codegen src/contracts/target -o artifacts",
     "clean": "rm -rf ./dist .tsbuildinfo ./artifacts ./src/contracts/target",
     "prep": "yarn clean && yarn compile && yarn codegen",
diff --git a/boxes/boxes/react/playwright.config.ts b/boxes/boxes/react/playwright.config.ts
index 95e73847ebea..9b6a8f517fcc 100644
--- a/boxes/boxes/react/playwright.config.ts
+++ b/boxes/boxes/react/playwright.config.ts
@@ -25,11 +25,10 @@ export default defineConfig({
       name: 'firefox',
       use: { ...devices['Desktop Firefox'] },
     },
-
-    // {
-    //   name: 'webkit',
-    //   use: { ...devices['Desktop Safari'] },
-    // },
+    {
+      name: 'webkit',
+      use: { ...devices['Desktop Safari'] },
+    },
   ],
   webServer: {
     command: 'yarn serve',
diff --git a/boxes/boxes/vanilla/package.json b/boxes/boxes/vanilla/package.json
index f2d6ee850ee0..c029a78cde0f 100644
--- a/boxes/boxes/vanilla/package.json
+++ b/boxes/boxes/vanilla/package.json
@@ -5,7 +5,7 @@
   "version": "0.1.0",
   "type": "module",
   "scripts": {
-    "compile": "cd src/contracts && ${AZTEC_NARGO:-aztec-nargo} compile",
+    "compile": "cd src/contracts && ${AZTEC_NARGO:-aztec-nargo} compile --silence-warnings",
     "codegen": "${AZTEC_BUILDER:-aztec-builder} codegen src/contracts/target -o artifacts",
     "clean": "rm -rf ./dest .tsbuildinfo ./artifacts ./src/contracts/target",
     "prep": "yarn clean && yarn compile && yarn codegen && tsc -b",
diff --git a/boxes/boxes/vanilla/playwright.config.ts b/boxes/boxes/vanilla/playwright.config.ts
index 96c5e3b073d3..9b6a8f517fcc 100644
--- a/boxes/boxes/vanilla/playwright.config.ts
+++ b/boxes/boxes/vanilla/playwright.config.ts
@@ -25,7 +25,6 @@ export default defineConfig({
       name: 'firefox',
       use: { ...devices['Desktop Firefox'] },
     },
-
     {
       name: 'webkit',
       use: { ...devices['Desktop Safari'] },
diff --git a/boxes/docker-compose.yml b/boxes/docker-compose.yml
index 99c669cbfd1a..b21036bb9342 100644
--- a/boxes/docker-compose.yml
+++ b/boxes/docker-compose.yml
@@ -5,7 +5,7 @@ services:
     command: "'anvil --silent -p 8545 --host 0.0.0.0 --chain-id 31337'"
 
   aztec:
-    image: aztecprotocol/aztec
+    image: aztecprotocol/aztec:${AZTEC_DOCKER_TAG:-latest}
     environment:
       ETHEREUM_HOST: http://ethereum:8545
       CHAIN_ID: 31337
@@ -15,13 +15,14 @@ services:
       WS_BLOCK_CHECK_INTERVAL_MS: 50
       PXE_BLOCK_POLLING_INTERVAL_MS: 50
       ARCHIVER_VIEM_POLLING_INTERVAL_MS: 500
+    depends_on:
+      - ethereum
 
   boxes:
-    image: aztecprotocol/boxes
+    image: aztecprotocol/boxes:${AZTEC_DOCKER_TAG:-latest}
     entrypoint: >
       sh -c '
-        while ! nc -z aztec 8080; do sleep 1; done;
-        yarn workspace @aztec/$BOX test
+        yarn workspace @aztec/$BOX test --project=$BROWSER
       '
     environment:
       DEBUG: "aztec:*"
@@ -30,3 +31,8 @@ services:
       CHAIN_ID: 31337
       PXE_URL: http://aztec:8080
       BOX: ${BOX:-vanilla}
+      CI: ${CI:-}
+      BROWSER: ${BROWSER:-chromium}
+    depends_on:
+      aztec:
+        condition: service_healthy
diff --git a/boxes/package.json b/boxes/package.json
index bff118dbe5be..fb55d34e74d7 100644
--- a/boxes/package.json
+++ b/boxes/package.json
@@ -6,6 +6,7 @@
   "scripts": {
     "compile": "yarn workspaces foreach -A -v run compile",
     "build": "yarn workspaces foreach -A -v run build",
+    "install-browsers": "playwright install --with-deps",
     "publish": "yarn npm publish"
   },
   "workspaces": [
@@ -36,5 +37,8 @@
     "pino": "^8.19.0",
     "pino-pretty": "^10.3.1",
     "tiged": "^2.12.6"
+  },
+  "devDependencies": {
+    "@playwright/test": "1.42.0"
   }
 }
diff --git a/boxes/yarn.lock b/boxes/yarn.lock
index d1a4ff91e966..8c1567f2d704 100644
--- a/boxes/yarn.lock
+++ b/boxes/yarn.lock
@@ -3586,6 +3586,7 @@ __metadata:
     "@inquirer/confirm": "npm:^3.0.0"
     "@inquirer/input": "npm:^2.0.0"
     "@inquirer/select": "npm:^2.0.0"
+    "@playwright/test": "npm:1.42.0"
     axios: "npm:^1.6.7"
     commander: "npm:^12.0.0"
     node-pty: "npm:^1.0.0"
diff --git a/yarn-project/Earthfile b/yarn-project/Earthfile
index 0821b63f8a15..f409ee08d298 100644
--- a/yarn-project/Earthfile
+++ b/yarn-project/Earthfile
@@ -47,6 +47,10 @@ build:
     ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true
     RUN ./bootstrap.sh full
 
+workspace:
+    FROM +build
+    SAVE ARTIFACT /usr/src /usr/src
+
 aztec-prod:
     FROM +build
     RUN yarn workspaces focus @aztec/aztec --production && yarn cache clean
@@ -58,8 +62,14 @@ aztec-prod-slim:
 
 aztec:
     FROM +aztec-prod-slim
+    RUN apt update && apt install -y curl && rm -rf /var/lib/apt/lists/* && apt-get clean
+    LET port=8080
+    ENV PORT=$port
+    HEALTHCHECK --interval=10s --timeout=10s --retries=6 \
+        CMD curl -fsSd '{\"jsonrpc\":\"2.0\",\"method\":\"pxe_getNodeInfo\",\"id\":1}' http://127.0.0.1:$port
     ENTRYPOINT ["node", "--no-warnings", "/usr/src/yarn-project/aztec/dest/bin/index.js"]
-    EXPOSE 8080
+    EXPOSE $port
+    SAVE IMAGE aztecprotocol/aztec:latest
 
 end-to-end-prod:
     FROM +build