diff --git a/internal/agent/agent.go b/internal/agent/agent.go
index a8c80e22..2ac9bce0 100644
--- a/internal/agent/agent.go
+++ b/internal/agent/agent.go
@@ -53,6 +53,9 @@ type Field struct {
 	// Quiet fields are left out of listings while empty: they follow
 	// another field until set (Claude Code's per-tier models).
 	Quiet bool
+	// Follows is the key of the field a Quiet one takes after while empty
+	// ("model" for Claude Code's tiers), for a profile's details to say so.
+	Follows string
 }
 
 // Agent is one supported coding agent.
diff --git a/internal/agent/claude.go b/internal/agent/claude.go
index 2e1b8996..327af72a 100644
--- a/internal/agent/claude.go
+++ b/internal/agent/claude.go
@@ -573,7 +573,7 @@ func claudeIn(at place) *Agent {
 	}}
 	for _, tier := range claudeTiers {
 		fields = append(fields, Field{
-			Key: tier, Label: tier, Quiet: true,
+			Key: tier, Label: tier, Quiet: true, Follows: "model",
 			// empty while the tier follows the main model
 			Get: func() string {
 				if w := env(tierEnv(tier)); routed() && w != env("ANTHROPIC_MODEL") {
diff --git a/internal/gui/assets/app.js b/internal/gui/assets/app.js
index de0c0d0d..76c3d5d5 100644
--- a/internal/gui/assets/app.js
+++ b/internal/gui/assets/app.js
@@ -589,7 +589,10 @@ function profileDetail(p, footed) {
     };
     for (const f of g.fields || []) {
       const effort = f.key === "effort" || f.label === "effort" || f.label === "thinking";
+      // a Claude Code tier left to follow the main model (#480), and to what
+      const main = f.follows && g.fields.find((x) => x.key === f.follows && !x.hidden)?.value;
       if (f.hidden) row(t(f.label), "••••••", "pd-hidden");
+      else if (f.follows) row(t(f.label), main ? t("follows the main model ({model})", { model: main }) : t("follows the main model"), "pd-default");
       else if (!f.value) row(t(f.label), t("agent default"), "pd-default");
       else row(t(f.label), effort ? effortName({ value: f.value }) : f.value);
     }
diff --git a/internal/gui/assets/i18n.js b/internal/gui/assets/i18n.js
index 7f694bbd..7c269be2 100644
--- a/internal/gui/assets/i18n.js
+++ b/internal/gui/assets/i18n.js
@@ -295,6 +295,8 @@ const I18N = {
     "Apply": "应用",
     "Apply {name} to the agents": "将 {name} 应用到各 Agent",
     "No agent settings saved": "没有保存任何 Agent 的设置",
+    "follows the main model": "跟随主模型",
+    "follows the main model ({model})": "跟随主模型（{model}）",
     "•••••• looks like a key or a token, and is not shown": "•••••• 看起来是密钥或令牌，不予显示",
     "Updated {name} to the current setup": "已用当前配置更新 {name}",
     "Profile name": "方案名称",
diff --git a/internal/gui/tests/README.md b/internal/gui/tests/README.md
index 6ef09c16..0ee5224c 100644
--- a/internal/gui/tests/README.md
+++ b/internal/gui/tests/README.md
@@ -347,8 +347,9 @@ field; Escape closes it; in English and Chinese.
 window and in the tray panel with its list scrolled to its end: the details
 open, applying nothing and leaving the chip where it was on the screen; they
 list each agent by name, its fields under their labels (an empty one as the
-agent's default, one that reads as a key as dots) and what the Library gives
-it; a second click closes them; their Apply applies the profile, once; ↻ and
+agent's default, one that reads as a key as dots, all four of Claude Code's
+tiers, one left empty as following the main model and which that is, #480)
+and what the Library gives it; a second click closes them; their Apply applies the profile, once; ↻ and
 × stay on the chip. In Chromium and WebKit, English and Chinese:
 
 ```sh
diff --git a/internal/gui/tests/profile-details.test.cjs b/internal/gui/tests/profile-details.test.cjs
index cd375bc5..dc55a77e 100644
--- a/internal/gui/tests/profile-details.test.cjs
+++ b/internal/gui/tests/profile-details.test.cjs
@@ -4,7 +4,9 @@
 // could be seen only by applying it over the setup in use). A click on the
 // chip opens its details: the agents' names, each one's fields under their
 // labels (an empty one the agent's default, one that reads as a key shown as
-// dots), what the Library gives it; nothing is applied, and the chip clicked
+// dots, each of Claude Code's four tiers, one left to follow the main model
+// saying so and what that is: #480, they were missing), what the Library
+// gives it; nothing is applied, and the chip clicked
 // stays where it is on the screen. Apply in the details applies it, once; a
 // second click on the chip closes them; ↻ and × are still on the chip. In the
 // window and in the tray panel (its list scrolled to its end), in English
@@ -23,7 +25,14 @@ const work = {
   name: "work", summary: "codex gpt-5",
   library: { servers: 1, skills: 1, instructions: true },
   agents: [
-    { id: "claude", name: "Claude Code", fields: [{ key: "model", label: "model", value: "" }], servers: ["github"], skills: ["review"] },
+    { id: "claude", name: "Claude Code", fields: [
+      { key: "model", label: "model", value: "magpie/a/main" },
+      { key: "opus", label: "opus", value: "", follows: "model" },
+      { key: "sonnet", label: "sonnet", value: "magpie/a/s" },
+      { key: "haiku", label: "haiku", value: "", follows: "model" },
+      { key: "fable", label: "fable", value: "", follows: "model" },
+      { key: "subagent", label: "subagents", value: "" },
+    ], servers: ["github"], skills: ["review"] },
     { id: "codex", name: "Codex", fields: [
       { key: "model", label: "model", value: "magpie/openai/gpt-5" },
       { key: "effort", label: "effort", value: "high" },
@@ -57,8 +66,8 @@ function server(lang, calls, count) {
 }
 
 const words = {
-  en: { model: "model", effort: "effort", high: "high", def: "agent default", servers: "MCP servers", skills: "Skills", instructions: "Instructions", on: "on", apply: "Apply" },
-  zh: { model: "模型", effort: "推理强度", high: "高", def: "Agent 默认值", servers: "MCP 服务器", skills: "技能", instructions: "指令", on: "开启", apply: "应用" },
+  en: { model: "model", effort: "effort", high: "high", def: "agent default", follows: "follows the main model (magpie/a/main)", subagents: "subagents", servers: "MCP servers", skills: "Skills", instructions: "Instructions", on: "on", apply: "Apply" },
+  zh: { model: "模型", effort: "推理强度", high: "高", def: "Agent 默认值", follows: "跟随主模型（magpie/a/main）", subagents: "子 agent", servers: "MCP 服务器", skills: "技能", instructions: "指令", on: "开启", apply: "应用" },
 };
 
 for (const engine of (process.env.BROWSER ? [process.env.BROWSER] : ["chromium", "webkit"])) {
@@ -125,7 +134,7 @@ for (const engine of (process.env.BROWSER ? [process.env.BROWSER] : ["chromium",
         assert.equal(read.apply, w.apply);
         assert(read.inView, "the details must be drawn");
         assert.deepEqual(read.groups, [
-          { name: "Claude Code", rows: [`${w.model}=${w.def}`, `${w.servers}=github`, `${w.skills}=review`] },
+          { name: "Claude Code", rows: [`${w.model}=magpie/a/main`, `opus=${w.follows}`, "sonnet=magpie/a/s", `haiku=${w.follows}`, `fable=${w.follows}`, `${w.subagents}=${w.def}`, `${w.servers}=github`, `${w.skills}=review`] },
           { name: "Codex", rows: [`${w.model}=magpie/openai/gpt-5`, `${w.effort}=${w.high}`, "token=••••••", `${w.instructions}=${w.on}`] },
         ]);
 
diff --git a/internal/profile/details.go b/internal/profile/details.go
index c2ae9c0f..b03bebd9 100644
--- a/internal/profile/details.go
+++ b/internal/profile/details.go
@@ -24,13 +24,16 @@ type Group struct {
 	Instructions bool     `json:"instructions,omitempty"`
 }
 
-// Item is one saved field. Value "" is the agent's own default. Hidden is a
-// value that looked like a key or a token: it is left out, never shown.
+// Item is one saved field. Value "" is the agent's own default, or, with
+// Follows, the key of the field it takes after (a Claude Code tier that
+// follows the main model, #480). Hidden is a value that looked like a key or
+// a token: it is left out, never shown.
 type Item struct {
-	Key    string `json:"key"`
-	Label  string `json:"label"`
-	Value  string `json:"value"`
-	Hidden bool   `json:"hidden,omitempty"`
+	Key     string `json:"key"`
+	Label   string `json:"label"`
+	Value   string `json:"value"`
+	Follows string `json:"follows,omitempty"`
+	Hidden  bool   `json:"hidden,omitempty"`
 }
 
 // secretName is a field named for a credential; secretValue a value that
@@ -47,8 +50,11 @@ func secret(key, label, value string) bool {
 }
 
 // Details is what p holds, by agent: the agents magpie knows in the order it
-// lists them, then any it no longer does by id. A quiet field left empty (it
-// follows another one) is left out, as the agent's row leaves it out.
+// lists them, then any it no longer does by id. A quiet field left empty is
+// left out, as the agent's row leaves it out, unless it says which field it
+// follows: Claude Code's four tiers are all there, one that follows the main
+// model saying so (#480: opus and fable, following it, were missing, and
+// read as not set). What applying the profile writes is unchanged.
 func Details(p Profile) []Group {
 	known := map[string]*agent.Agent{}
 	var order []string
@@ -117,6 +123,9 @@ func Details(p Profile) []Group {
 				}
 				seen[f.Key] = true
 				if f.Quiet && v == "" {
+					if f.Follows != "" {
+						g.Fields = append(g.Fields, Item{Key: f.Key, Label: f.Label, Follows: f.Follows})
+					}
 					continue
 				}
 				add(f.Key, f.Label, v)
diff --git a/internal/profile/details_test.go b/internal/profile/details_test.go
index 59b516d5..637bc3eb 100644
--- a/internal/profile/details_test.go
+++ b/internal/profile/details_test.go
@@ -11,7 +11,9 @@ import (
 
 // A profile's details are its fields by agent, in the order magpie lists the
 // agents and their fields, under the agents' names and the fields' labels,
-// with what the library gives each; an empty quiet field is left out, an
+// with what the library gives each; an empty quiet field is left out, but
+// Claude Code's four tiers are all there, an empty one following the main
+// model (#480: opus and fable, following it, were missing); an
 // agent magpie no longer knows comes last by id, and nothing that reads as a
 // key or a token is in them (#467).
 func TestDetails(t *testing.T) {
@@ -23,6 +25,9 @@ func TestDetails(t *testing.T) {
 			"codex.login":   "", // quiet: follows the model
 			"claude.model":  "opus",
 			"claude.haiku":  "",
+			"claude.opus":   "",
+			"claude.sonnet": "magpie/a/s",
+			"claude.fable":  "",
 			"gone.model":    "m",
 			"gone.apiKey":   "plain-looking",
 			"codex.extra":   "sk-live-abcdef",
@@ -67,8 +72,22 @@ func TestDetails(t *testing.T) {
 	if _, ok := item(codex, "login"); ok {
 		t.Error("an empty quiet field is left out")
 	}
-	if _, ok := item(claude, "haiku"); ok {
-		t.Error("an empty tier is left out")
+	var tiers []string
+	for _, it := range claude.Fields {
+		switch it.Key {
+		case "opus", "sonnet", "haiku", "fable":
+			tiers = append(tiers, it.Key)
+			want := Item{Key: it.Key, Label: it.Key, Follows: "model"}
+			if it.Key == "sonnet" {
+				want = Item{Key: "sonnet", Label: "sonnet", Value: "magpie/a/s"}
+			}
+			if it != want {
+				t.Errorf("tier %+v, want %+v", it, want)
+			}
+		}
+	}
+	if !slices.Equal(tiers, []string{"opus", "sonnet", "haiku", "fable"}) {
+		t.Errorf("tiers %v, want all four in Claude Code's order, an empty one following the model", tiers)
 	}
 	for _, c := range []struct {
 		g   Group