diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 7b51ca0..5e39b94 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.17.0"
+  ".": "0.18.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9a8e05f..4b6cfd3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Changelog
 
+## [0.18.0](https://github.com/morluto/gitcontribute/compare/v0.17.0...v0.18.0) (2026-08-01)
+
+
+### Features
+
+* **mcp:** add corpus-backed GitHub search and source artifacts ([43cbd8f](https://github.com/morluto/gitcontribute/commit/43cbd8f134edaa0e0d8767cbf70ab6af6668f96b))
+* **mcp:** add corpus-backed GitHub search and source artifacts ([ff6e440](https://github.com/morluto/gitcontribute/commit/ff6e4406245ca9b3db9816dff2651e0238978179))
+
+
+### Bug Fixes
+
+* **upgrade:** guard empty npm command arguments ([3b5104f](https://github.com/morluto/gitcontribute/commit/3b5104f1785b5ee3c1cba14962a57517f555dd64))
+
 ## [0.17.0](https://github.com/morluto/gitcontribute/compare/v0.16.0...v0.17.0) (2026-07-31)
 
 
diff --git a/package.json b/package.json
index 3ceed79..c6ce83c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gitcontribute",
-  "version": "0.17.0",
+  "version": "0.18.0",
   "description": "Local-first GitHub contribution research workbench",
   "license": "MIT",
   "repository": {