diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 45c04fe..2172028 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,7 +1,7 @@
 {
   "plugins/coherent-gameface": "1.2.2",
   "plugins/coherent-gameface/mcp": "1.2.2",
-  "plugins/unity-devtools": "1.3.0",
-  "plugins/unity-devtools/mcp": "1.3.0",
+  "plugins/unity-devtools": "1.4.0",
+  "plugins/unity-devtools/mcp": "1.4.0",
   "plugins/cs2-modding": "1.2.0"
 }
diff --git a/plugins/unity-devtools/.claude-plugin/plugin.json b/plugins/unity-devtools/.claude-plugin/plugin.json
index c0bbd4e..e990b7f 100644
--- a/plugins/unity-devtools/.claude-plugin/plugin.json
+++ b/plugins/unity-devtools/.claude-plugin/plugin.json
@@ -1,6 +1,6 @@
 {
   "name": "unity-devtools",
-  "version": "1.3.0",
+  "version": "1.4.0",
   "description": "Drive a running Unity Mono development build from your coding agent (Claude Code, Codex CLI): ships the unity-devtools-mcp server (process discovery, live type reflection, C# expression evaluation, ECS entity/component/buffer read-write, and screen capture over the Mono Soft Debugger protocol, no code injection), plus skills.",
   "author": {
     "name": "Morgan Touverey Quilling"
diff --git a/plugins/unity-devtools/.codex-plugin/mcp.json b/plugins/unity-devtools/.codex-plugin/mcp.json
index 7a0b95c..27075e9 100644
--- a/plugins/unity-devtools/.codex-plugin/mcp.json
+++ b/plugins/unity-devtools/.codex-plugin/mcp.json
@@ -6,7 +6,7 @@
         "dnx",
         "UnityDevtools.Mcp",
         "--version",
-        "1.3.0",
+        "1.4.0",
         "--yes"
       ],
       "cwd": "."
diff --git a/plugins/unity-devtools/.codex-plugin/plugin.json b/plugins/unity-devtools/.codex-plugin/plugin.json
index 74c3aa0..72d44a2 100644
--- a/plugins/unity-devtools/.codex-plugin/plugin.json
+++ b/plugins/unity-devtools/.codex-plugin/plugin.json
@@ -1,6 +1,6 @@
 {
   "name": "unity-devtools",
-  "version": "1.3.0",
+  "version": "1.4.0",
   "description": "Drive a running Unity Mono development build from your coding agent (Claude Code, Codex CLI): ships the unity-devtools-mcp server (process discovery, live type reflection, C# expression evaluation, ECS entity/component/buffer read-write, and screen capture over the Mono Soft Debugger protocol, no code injection), plus skills.",
   "author": {
     "name": "Morgan Touverey Quilling"
diff --git a/plugins/unity-devtools/.mcp.json b/plugins/unity-devtools/.mcp.json
index 9d783a0..0a33d2d 100644
--- a/plugins/unity-devtools/.mcp.json
+++ b/plugins/unity-devtools/.mcp.json
@@ -6,7 +6,7 @@
         "dnx",
         "UnityDevtools.Mcp",
         "--version",
-        "1.3.0",
+        "1.4.0",
         "--yes"
       ]
     }
diff --git a/plugins/unity-devtools/CHANGELOG.md b/plugins/unity-devtools/CHANGELOG.md
index e49cd26..6d75039 100644
--- a/plugins/unity-devtools/CHANGELOG.md
+++ b/plugins/unity-devtools/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.4.0](https://github.com/CitiesSkylinesModding/agents-plugins/compare/unity-devtools-v1.3.0...unity-devtools-v1.4.0) (2026-10-16)
+
+
+### Features
+
+* **unity-devtools:** bind eval calls omitting trailing optional parameters, as C# does ([6403e87](https://github.com/CitiesSkylinesModding/agents-plugins/commit/6403e879659f2904fc281f50b4f3ce7144f920a6))
+
 ## [1.3.0](https://github.com/CitiesSkylinesModding/agents-plugins/compare/unity-devtools-v1.2.0...unity-devtools-v1.3.0) (2026-10-10)
 
 
diff --git a/plugins/unity-devtools/mcp/CHANGELOG.md b/plugins/unity-devtools/mcp/CHANGELOG.md
index 0141b1d..116a9cb 100644
--- a/plugins/unity-devtools/mcp/CHANGELOG.md
+++ b/plugins/unity-devtools/mcp/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.4.0](https://github.com/CitiesSkylinesModding/agents-plugins/compare/unity-devtools-mcp-v1.3.0...unity-devtools-mcp-v1.4.0) (2026-10-16)
+
+
+### Features
+
+* **unity-devtools:** bind eval calls omitting trailing optional parameters, as C# does ([6403e87](https://github.com/CitiesSkylinesModding/agents-plugins/commit/6403e879659f2904fc281f50b4f3ce7144f920a6))
+
 ## [1.3.0](https://github.com/CitiesSkylinesModding/agents-plugins/compare/unity-devtools-mcp-v1.2.0...unity-devtools-mcp-v1.3.0) (2026-10-10)
 
 
diff --git a/plugins/unity-devtools/mcp/UnityDevtools.Mcp.csproj b/plugins/unity-devtools/mcp/UnityDevtools.Mcp.csproj
index ec7995e..fd87671 100644
--- a/plugins/unity-devtools/mcp/UnityDevtools.Mcp.csproj
+++ b/plugins/unity-devtools/mcp/UnityDevtools.Mcp.csproj
@@ -9,7 +9,7 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <!-- x-release-please-start-version -->
-    <Version>1.3.0</Version>
+    <Version>1.4.0</Version>
     <!-- x-release-please-end -->
     <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
diff --git a/plugins/unity-devtools/mcp/package.json b/plugins/unity-devtools/mcp/package.json
index 4b5fe27..ffddb6b 100644
--- a/plugins/unity-devtools/mcp/package.json
+++ b/plugins/unity-devtools/mcp/package.json
@@ -1,6 +1,6 @@
 {
   "name": "unity-devtools-mcp",
-  "version": "1.3.0",
+  "version": "1.4.0",
   "private": true,
   "description": "release-please version anchor for the unity-devtools MCP server; the csproj <Version> is synced from this via extra-files. Not a workspace package, never published.",
   "license": "MIT"
diff --git a/plugins/unity-devtools/package.json b/plugins/unity-devtools/package.json
index 29f6646..a64a78e 100644
--- a/plugins/unity-devtools/package.json
+++ b/plugins/unity-devtools/package.json
@@ -1,6 +1,6 @@
 {
   "name": "unity-devtools",
-  "version": "1.3.0",
+  "version": "1.4.0",
   "private": true,
   "description": "release-please version anchor for the unity-devtools plugin; the plugin manifests are synced from this version via extra-files. Not a workspace package, never published.",
   "license": "MIT"