diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index f0ae219..2cc86f5 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.5.5"
+  ".": "0.5.6"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1b752bf..1671a4c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.5.6](https://github.com/developmentseed/mcp-toolsets-runtime/compare/mcp-toolsets-runtime-v0.5.5...mcp-toolsets-runtime-v0.5.6) (2026-08-13)
+
+
+### Features
+
+* **api:** a per-run hook for callbacks and context ([#79](https://github.com/developmentseed/mcp-toolsets-runtime/issues/79)) ([5474256](https://github.com/developmentseed/mcp-toolsets-runtime/commit/5474256e33a9cdbfd428f6472ab0bdbbd8a7540b))
+
 ## [0.5.5](https://github.com/developmentseed/mcp-toolsets-runtime/compare/mcp-toolsets-runtime-v0.5.4...mcp-toolsets-runtime-v0.5.5) (2026-08-13)
 
 
diff --git a/js/mcp-view/package.json b/js/mcp-view/package.json
index df26cd1..4f419e4 100644
--- a/js/mcp-view/package.json
+++ b/js/mcp-view/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@developmentseed/mcp-view",
-  "version": "0.5.5",
+  "version": "0.5.6",
   "description": "View-side bridge for MCP Apps UI views: the ui/* postMessage protocol as two tiny functions (onData / sendMessage).",
   "license": "MIT",
   "type": "module",
diff --git a/js/mcp-view/src/host.ts b/js/mcp-view/src/host.ts
index 45fd12f..ee2e563 100644
--- a/js/mcp-view/src/host.ts
+++ b/js/mcp-view/src/host.ts
@@ -20,7 +20,7 @@ let appPromise: Promise<App> | null = null;
 let dataHandler: ((payload: unknown) => void) | null = null;
 let appInfo: { name: string; version: string } = {
   name: "mcp-view",
-  version: "0.5.5", // x-release-please-version
+  version: "0.5.6", // x-release-please-version
 };
 
 /**
diff --git a/pyproject.toml b/pyproject.toml
index 4724956..1a38b4c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "mcp-toolsets-runtime"
-version = "0.5.5"
+version = "0.5.6"
 description = "Shared runtime for MCP Toolsets: discover LangChain tools, serve them as MCP, plus a CLI and an example chat agent."
 readme = "README.md"
 requires-python = ">=3.12,<3.14"
diff --git a/uv.lock b/uv.lock
index cadfff9..d49ac5b 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1064,7 +1064,7 @@ wheels = [
 
 [[package]]
 name = "mcp-toolsets-runtime"
-version = "0.5.5"
+version = "0.5.6"
 source = { editable = "." }
 dependencies = [
     { name = "fastapi" },