diff --git a/server/README.md b/server/README.md
index 63bb37a..f931c46 100644
--- a/server/README.md
+++ b/server/README.md
@@ -1,4 +1,5 @@
 ```bash
 cd server/
 source activate.sh
+run
 ```
diff --git a/server/activate.sh b/server/activate.sh
index 7db2ab7..d9583b3 100755
--- a/server/activate.sh
+++ b/server/activate.sh
@@ -15,5 +15,5 @@ if (( $FIRST_RUN )); then
 fi
 
 function run() {
-    python -m
-}
\ No newline at end of file
+    python -m nightr
+}
diff --git a/server/nightr/__main__.py b/server/nightr/__main__.py
new file mode 100644
index 0000000..fb17b7a
--- /dev/null
+++ b/server/nightr/__main__.py
@@ -0,0 +1,4 @@
+
+if __name__ == "__main__":
+    from .app import main
+    main()
diff --git a/server/nightr/app.py b/server/nightr/app.py
new file mode 100644
index 0000000..5ca1031
--- /dev/null
+++ b/server/nightr/app.py
@@ -0,0 +1,43 @@
+import inspect
+import statistics
+
+from flask import Flask, jsonify
+
+from server.nightr.strategies import dmi, steam
+
+app = Flask(__name__)
+
+
+strategies = {
+    # name: (weight, probability function)
+    "dmi": (1.0, dmi.probability),
+    "steam": (0.5, steam.lol),
+}
+
+
+@app.route("/", methods=["GET", "POST"])
+def probabilities():
+    phone_data = None  # TODO
+
+    probs = []
+    for name, (weight, strategy) in strategies.items():
+        prob = strategy(phone_data)
+        probs.append({
+            "name": name,
+            "doc": inspect.getdoc(strategy),
+            "prob": prob * weight,
+        })
+
+    return jsonify({
+        "strategies": probs,
+        "mean": statistics.mean(p["prob"] for p in probs),
+        "median": statistics.median(p["prob"] for p in probs),
+    })
+
+
+def main():
+    app.run(host='0.0.0.0')
+
+
+if __name__ == '__main__':
+    main()
diff --git a/server/nightr/strategies/dmi.py b/server/nightr/strategies/dmi.py
new file mode 100644
index 0000000..3c601a4
--- /dev/null
+++ b/server/nightr/strategies/dmi.py
@@ -0,0 +1,6 @@
+
+def probability(phone_data) -> float:
+    """
+    The data from DMI.
+    """
+    return 0.63
diff --git a/server/nightr/strategies/steam.py b/server/nightr/strategies/steam.py
new file mode 100644
index 0000000..194cca8
--- /dev/null
+++ b/server/nightr/strategies/steam.py
@@ -0,0 +1,3 @@
+
+def lol(phone_data) -> float:
+    return 0.21
diff --git a/server/requirements.txt b/server/requirements.txt
index f2e1e50..0e2276f 100644
--- a/server/requirements.txt
+++ b/server/requirements.txt
@@ -1 +1,2 @@
 Flask==1.0.2
+requests==2.21.0