diff --git a/README.md b/README.md
index 9ff1665..d28457d 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,7 @@ Interactive model selector for [pi](https://pi.dev/) with a provider-focused ter
 - Highlights the currently selected row
 - Marks current active model with `*`
 - Marks reasoning-capable models with `R`
+- Displays prices as `$input/$output · context`
 - Avoids overriding pi's built-in `/model` command
 
 ## UI preview
@@ -42,6 +43,12 @@ Interactive model selector for [pi](https://pi.dev/) with a provider-focused ter
 pi install git:github.com/sakuradairong/pi-model-selector
 ```
 
+For a pinned install, use a release tag:
+
+```bash
+pi install git:github.com/sakuradairong/pi-model-selector@v0.1.0
+```
+
 Then restart pi, or run:
 
 ```text
diff --git a/package.json b/package.json
index 283f584..54ff0e0 100644
--- a/package.json
+++ b/package.json
@@ -1,8 +1,16 @@
 {
   "name": "pi-model-selector",
   "version": "0.1.0",
-  "description": "Interactive provider-tabbed model selector extension for pi.",
+  "description": "Interactive provider-focused model selector extension for pi.",
   "type": "module",
+  "homepage": "https://github.com/sakuradairong/pi-model-selector#readme",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/sakuradairong/pi-model-selector.git"
+  },
+  "bugs": {
+    "url": "https://github.com/sakuradairong/pi-model-selector/issues"
+  },
   "keywords": [
     "pi-package",
     "pi",
diff --git a/src/index.ts b/src/index.ts
index 9648b24..263b239 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -176,25 +176,21 @@ function buildProviderList(ctx: ExtensionContext): Provider[] {
 
 function buildCostLabel(model: Model<Api>): string {
   const c = model.cost;
-  if (!c) return "free";
+  const ctxLabel = model.contextWindow ? formatContextWindow(model.contextWindow) : "";
+  if (!c) return ctxLabel ? `free · ${ctxLabel}` : "free";
 
-  const inputCost = c.input > 0 ? `$${c.input}` : "free";
-  const outputCost = c.output > 0 ? `$${c.output}` : "free";
-
-  const ctxWin = model.contextWindow;
-  const ctxLabel = ctxWin ? formatContextWindow(ctxWin) : "";
-
-  if (inputCost === "free" && outputCost === "free") {
-    return ctxLabel || "free";
-  }
-
-  if (inputCost === outputCost) {
-    return ctxLabel ? `$${c.input}/${ctxLabel}` : `$${c.input}`;
-  }
-
-  return ctxLabel
-    ? `${inputCost}/${outputCost} · ${ctxLabel}`
+  const inputCost = formatPrice(c.input);
+  const outputCost = formatPrice(c.output);
+  const priceLabel = inputCost === "free" && outputCost === "free"
+    ? "free"
     : `${inputCost}/${outputCost}`;
+
+  return ctxLabel ? `${priceLabel} · ${ctxLabel}` : priceLabel;
+}
+
+function formatPrice(value: number): string {
+  if (!Number.isFinite(value) || value <= 0) return "free";
+  return `$${Number.isInteger(value) ? value : value.toFixed(3).replace(/0+$/, "").replace(/\.$/, "")}`;
 }
 
 function modelKey(model: Model<Api>): string {