diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index c7fcd6a33..a41a0e3e1 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-    "hugr-py": "0.18.8"
+    "hugr-py": "0.19.0"
 }
\ No newline at end of file
diff --git a/hugr-py/CHANGELOG.md b/hugr-py/CHANGELOG.md
index 21aabd324..784bf4ad9 100644
--- a/hugr-py/CHANGELOG.md
+++ b/hugr-py/CHANGELOG.md
@@ -1,5 +1,28 @@
 # Changelog
 
+## [0.19.0](https://github.com/Quantinuum/hugr/compare/hugr-py-v0.18.8...hugr-py-v0.19.0) (2026-11-05)
+
+
+### ⚠ BREAKING CHANGES
+
+* Raise errors in bad calls to `OpDef.instantiate`
+
+### Features
+
+* Reject early bad calls to `OpDef.instantiate` ([#3200](https://github.com/Quantinuum/hugr/issues/3200)) ([ccdfc53](https://github.com/Quantinuum/hugr/commit/ccdfc530183abfe23211c5f6bbca9889d693d4c4))
+
+
+### Bug Fixes
+
+* **python:** preserve CFG block shared outputs on model import ([#3300](https://github.com/Quantinuum/hugr/issues/3300)) ([924113b](https://github.com/Quantinuum/hugr/commit/924113b5df3279f65a6064ad94788e541618cc3d))
+
+
+### Documentation
+
+* Add examples for beginner HUGR guide ([#3305](https://github.com/Quantinuum/hugr/issues/3305)) ([9fcfd3b](https://github.com/Quantinuum/hugr/commit/9fcfd3bddd9f792a3fceaae0a3e9f1b62664f223))
+* Add informal beginner HUGR construction guide ([#3272](https://github.com/Quantinuum/hugr/issues/3272)) ([7d2024a](https://github.com/Quantinuum/hugr/commit/7d2024a5f771c6944c8d503303f2f503566e9b83))
+* Add section on representations to guides ([#3312](https://github.com/Quantinuum/hugr/issues/3312)) ([811eb23](https://github.com/Quantinuum/hugr/commit/811eb237b10273ea1eedf6a7f2ffef1606b46ff3))
+
 ## [0.18.8](https://github.com/Quantinuum/hugr/compare/hugr-py-v0.18.7...hugr-py-v0.18.8) (2026-10-05)
 
 
diff --git a/hugr-py/pyproject.toml b/hugr-py/pyproject.toml
index 10a632153..a6242cc57 100644
--- a/hugr-py/pyproject.toml
+++ b/hugr-py/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "hugr"
-version = "0.18.8"
+version = "0.19.0"
 requires-python = ">=3.10"
 description = "Quantinuum's common representation for quantum programs"
 license = { file = "LICENCE" }
diff --git a/hugr-py/src/hugr/__init__.py b/hugr-py/src/hugr/__init__.py
index d15e20cc3..7b3255b5a 100644
--- a/hugr-py/src/hugr/__init__.py
+++ b/hugr-py/src/hugr/__init__.py
@@ -18,4 +18,4 @@
 
 # This is updated by our release-please workflow, triggered by this
 # annotation: x-release-please-version
-__version__ = "0.18.8"
+__version__ = "0.19.0"