diff --git a/.github/workflows/overflow-test.yaml b/.github/workflows/overflow-test.yaml
index bfedf83..00eafa0 100644
--- a/.github/workflows/overflow-test.yaml
+++ b/.github/workflows/overflow-test.yaml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Overflow Test
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Generate Test Summary
         id: generate-summary
@@ -23,7 +23,7 @@ jobs:
 
       - name: If there is an overflow summary, archive it
         if: ${{steps.generate-summary.outputs.Overflow}}
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{steps.generate-summary.outputs.Overflow}}
           path: ${{steps.generate-summary.outputs.Overflow}}
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 7cd87f3..90ca794 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Smoke Test
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Generate Test Summary
         id: generate-summary
@@ -18,3 +18,6 @@ jobs:
       - name: If there are alerts, echo them
         if: ${{steps.generate-summary.outputs.alerts}}
         run: echo "${{steps.generate-summary.outputs.alerts}}"
+
+      - name: Echo the thermometer
+        run: echo "${{steps.generate-summary.outputs.thermometer}}"
diff --git a/.github/workflows/unit-test.yaml b/.github/workflows/unit-test.yaml
index bbcceb7..dd4d2f1 100644
--- a/.github/workflows/unit-test.yaml
+++ b/.github/workflows/unit-test.yaml
@@ -7,10 +7,10 @@ jobs:
     runs-on: ubuntu-latest
     name: Unit test
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Set up Python
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: '3.x'
 
diff --git a/README.md b/README.md
index f0ef6e1..d75ef97 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,12 @@ watch over Continuous Integration pipelines for all eternity.
 
 ## Outputs
 
-Two outputs might be produced:
+Up to three outputs might be produced:
+
+- `thermometer`: this will contain stand-alone text with a color-coded list
+  of test metrics that can serve as an overview of the state of the test suite
+  on CI/CD. This is generated on every execution of Ciclops.
+  It is *always* generated.
 
 - `alerts`: this will contain stand-alone text with systematic failures
   detected by CIclops. It is meant to enable further steps in the calling
@@ -97,7 +102,11 @@ There are two advanced cases we want to call attention to:
   called `Overflow`.
 
 2. Monitoring with chatops \
-  CIclops will create a series of alerts when systematic failures are detected.
+  Ciclops will generate a "thermometer" on every execution, offering a
+  color-coded overview of the test health. This thermometer is included in
+  the GitHub summary, and in addition, is exported as an output in plain
+  text, which can be sent via chatops.
+  In addition, Ciclops will create a series of alerts when systematic failures are detected.
   By "systematic", we mean cases such as:
 
     - all test combinations have failed
@@ -131,6 +140,13 @@ The following snippet shows how to use these features:
           path: ${{steps.generate-summary.outputs.Overflow}}
           retention-days: 7
 
+      - name: Get a slack message with the Ciclops thermometer
+        uses: rtCamp/action-slack-notify@v2
+        env:
+          SLACK_USERNAME: cnpg-bot
+          SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}
+          SLACK_MESSAGE: ${{steps.generate-summary.outputs.thermometer}}
+
       - name: If there are alerts, send them over Slack
         if: ${{steps.generate-summary.outputs.alerts}}
         uses: rtCamp/action-slack-notify@v2
diff --git a/action.yaml b/action.yaml
index abb6486..3127fde 100644
--- a/action.yaml
+++ b/action.yaml
@@ -22,6 +22,8 @@ inputs:
 outputs:
   alerts:
     description: 'Any systematic failures found by CIclops'
+  thermometer:
+    description: 'A color-coded health meter'
   Overflow:
     description: 'The name of the file where the full report was written, on oveflow'
 runs: