diff --git a/README.md b/README.md
index 97226fd..70f8aab 100644
--- a/README.md
+++ b/README.md
@@ -129,9 +129,9 @@ used" — so `claude-mode openrouter` always means `default`.
 
 | preset | provider | opus | sonnet | haiku | fable |
 |---|---|---|---|---|---|
-| `default` | openrouter | `deepseek/deepseek-v4-flash-0731` | `qwen/qwen3.7-flash` | `openrouter/free` | `z-ai/glm-5.2` |
+| `default` | openrouter | `deepseek/deepseek-v4-flash-0731` | `qwen/qwen3.7-flash` | `openrouter/free` | `z-ai/glm-5.3` |
 | `cheap` | openrouter | `deepseek/deepseek-v4-pro` | `deepseek/deepseek-v4-flash-0731` | `qwen/qwen3.7-flash` | `openai/gpt-5.6-luna-pro` |
-| `zai` | zai | `glm-5.2` | `glm-5.2` | `glm-4.7` | `glm-5.2` |
+| `zai` | zai | `glm-5.3` | `glm-5.3` | `glm-4.7` | `glm-5.3` |
 | `lmstudio` | lmstudio | `kwaipilot_kat-coder-v2.5-dev` (all tiers) | | | |
 | `lmstudio-qwen` | lmstudio | `qwen3.6-35b-a3b-uncensored-heretic-native-mtp-preserved` (all tiers) | | | |
 
diff --git a/claude-mode.ps1 b/claude-mode.ps1
index 1fa413e..9c5b933 100644
--- a/claude-mode.ps1
+++ b/claude-mode.ps1
@@ -1251,7 +1251,7 @@ function Invoke-Models {
 
     if ($mode -eq 'zai') {
         Write-Head 'Z.AI GLM models (from Z.AI docs - no public catalogue endpoint)'
-        @('glm-5.2  - flagship coding model (opus/sonnet tier)',
+        @('glm-5.3  - flagship coding model (opus/sonnet tier)',
           'glm-4.7  - fast/cheap tier (haiku tier)') | ForEach-Object { Write-Host "  $_" }
         Write-Host '  Full list: https://docs.z.ai/devpack/tool/claude'
         return
@@ -1856,7 +1856,7 @@ function Get-ModelChoices {
     elseif ($provider -eq 'zai') {
         # Z.AI publishes no public catalogue endpoint; these are the documented
         # coding-plan models. Anything else can still be typed manually.
-        $out += [pscustomobject]@{ Id = 'glm-5.2'; Key = 'glm-5.2'; Label = 'glm-5.2'; Detail = @('flagship coding model - opus/sonnet tier') }
+        $out += [pscustomobject]@{ Id = 'glm-5.3'; Key = 'glm-5.3'; Label = 'glm-5.3'; Detail = @('flagship coding model - opus/sonnet tier') }
         $out += [pscustomobject]@{ Id = 'glm-4.7'; Key = 'glm-4.7'; Label = 'glm-4.7'; Detail = @('fast/cheap tier - haiku') }
     }
 
diff --git a/linux/claude-mode b/linux/claude-mode
index 937c47c..7fc77ea 100755
--- a/linux/claude-mode
+++ b/linux/claude-mode
@@ -1169,7 +1169,7 @@ cmd_models() {
             ;;
         zai)
             head_ 'Z.AI GLM models (from Z.AI docs - no public catalogue endpoint)'
-            say 'glm-5.2  - flagship coding model (opus/sonnet tier)'
+            say 'glm-5.3  - flagship coding model (opus/sonnet tier)'
             say 'glm-4.7  - fast/cheap tier (haiku tier)'
             ;;
         *)
@@ -1620,7 +1620,7 @@ ui_pick_model() {
             done < <(lms_catalogue "$base")
             ;;
         zai)
-            ids+=('glm-5.2'); ui_add_item 'glm-5.2' 'flagship coding model - opus/sonnet tier'
+            ids+=('glm-5.3'); ui_add_item 'glm-5.3' 'flagship coding model - opus/sonnet tier'
             ids+=('glm-4.7'); ui_add_item 'glm-4.7' 'fast/cheap tier - haiku'
             ;;
     esac
diff --git a/presets/default.json b/presets/default.json
index 5c96685..db02741 100644
--- a/presets/default.json
+++ b/presets/default.json
@@ -10,7 +10,7 @@
     "opus": "deepseek/deepseek-v4-flash-0731",
     "sonnet": "qwen/qwen3.7-flash",
     "haiku": "openrouter/free",
-    "fable": "z-ai/glm-5.2"
+    "fable": "z-ai/glm-5.3"
   },
   "subagentModel": "inherit",
   "gatewayModelDiscovery": true,
diff --git a/presets/zai.json b/presets/zai.json
index 3796341..9a269d3 100644
--- a/presets/zai.json
+++ b/presets/zai.json
@@ -7,10 +7,10 @@
     "keyRef": "zai"
   },
   "models": {
-    "opus": "glm-5.2",
-    "sonnet": "glm-5.2",
+    "opus": "glm-5.3",
+    "sonnet": "glm-5.3",
     "haiku": "glm-4.7",
-    "fable": "glm-5.2"
+    "fable": "glm-5.3"
   },
   "subagentModel": "inherit",
   "gatewayModelDiscovery": false,