diff --git a/.claude-plugin/marketplace.json b/.claude-plugin/marketplace.json
index 3dfa0fe..0fb63f4 100644
--- a/.claude-plugin/marketplace.json
+++ b/.claude-plugin/marketplace.json
@@ -6,7 +6,7 @@
   },
   "metadata": {
     "description": "Agent skill and Claude Code plugin for the remove-ai-watermarks CLI.",
-    "version": "1.0.5"
+    "version": "1.0.6"
   },
   "plugins": [
     {
diff --git a/skills/.claude-plugin/plugin.json b/skills/.claude-plugin/plugin.json
index 374d525..e634531 100644
--- a/skills/.claude-plugin/plugin.json
+++ b/skills/.claude-plugin/plugin.json
@@ -1,7 +1,7 @@
 {
   "name": "remove-ai-watermarks",
   "displayName": "Remove AI Watermarks",
-  "version": "1.0.5",
+  "version": "1.0.6",
   "description": "Identify and remove AI provenance marks from images and video the user generated or edited, using the remove-ai-watermarks CLI.",
   "author": {
     "name": "wiltodelta",
diff --git a/skills/remove-ai-watermarks/SKILL.md b/skills/remove-ai-watermarks/SKILL.md
index af2034a..a068324 100644
--- a/skills/remove-ai-watermarks/SKILL.md
+++ b/skills/remove-ai-watermarks/SKILL.md
@@ -5,7 +5,7 @@ license: Apache-2.0
 compatibility: Python 3.11-3.14. Invisible image removal needs NVIDIA CUDA. Some video writes need ffmpeg. Installer may be uv, pipx, or pip.
 metadata:
   author: wiltodelta
-  version: "1.0.5"
+  version: "1.0.6"
   homepage: https://raiw.cc
   repository: https://github.com/wiltodelta/remove-ai-watermarks
 ---
diff --git a/skills/remove-ai-watermarks/references/commands.md b/skills/remove-ai-watermarks/references/commands.md
index 96da78a..d389b89 100644
--- a/skills/remove-ai-watermarks/references/commands.md
+++ b/skills/remove-ai-watermarks/references/commands.md
@@ -26,7 +26,8 @@ Image mark keys: `gemini`, `doubao`, `jimeng`, `qwen`, `kling`, `yuanbao`,
 `--mark auto` removes every selected match. `microsoft` is the top-right AI
 badge, separate from the invisible InvisMark watermark on the same vendor's
 images. `jimeng_pill` is a weak detector and needs corroboration. The compact
-`liblib_pill` likewise requires LiblibAI metadata or the bottom-center wordmark.
+`liblib_pill` likewise requires LiblibAI metadata or the bottom-center wordmark
+(since CLI 0.39.0).
 
 ```bash
 remove-ai-watermarks erase image.png --region 1640,1930,400,100 -o clean.png
@@ -88,8 +89,8 @@ run on.
 Pipeline profiles: `qwen-zimage` (the default), `sdxl-zimage`, `chroma-zimage`,
 `auto`. All are CUDA-only and all install from the same `qwen-zimage` extra.
 `auto` picks the engine from the file's own provenance -- chroma-zimage for
-Microsoft, qwen-zimage for OpenAI, Google, Meta and unknown -- so prefer it
-over naming an engine when the user has no reason to care. `sdxl-zimage` is the
+Microsoft, qwen-zimage for OpenAI (since CLI 0.39.0), Google, Meta and unknown
+-- so prefer it over naming an engine when the user has no reason to care. `sdxl-zimage` is the
 heavier alternative and `chroma-zimage` is the Apache-2.0 global stage.
 
 ```bash
diff --git a/skills/remove-ai-watermarks/scripts/probe.py b/skills/remove-ai-watermarks/scripts/probe.py
index db7c69e..5ddd25f 100644
--- a/skills/remove-ai-watermarks/scripts/probe.py
+++ b/skills/remove-ai-watermarks/scripts/probe.py
@@ -24,13 +24,14 @@ from typing import Any
 _GPU_MARKERS = ("GPU ", "gpu:")
 # Below this, the CLI predates flags and behavior this skill documents. Raise it in
 # the same change as any reference that names a flag the previous release lacked:
-# 0.37.0 is here because `classify` arrived with it (`--pipeline auto` needed
-# 0.36.0; chroma-zimage and the doubao video mark 0.35.0;
-# the `microsoft` mark 0.34.0; `--vendor` 0.32.0), and a stale floor told an agent
-# its CLI was current right before it typed a value that build rejects.
-# tests/test_agent_skill.py pins it against the package version, so it can never
-# advertise a release that does not exist.
-MIN_CLI_VERSION = (0, 38, 0)
+# 0.39.0 is here because the `liblib_pill` mark and `auto` routing OpenAI
+# provenance to qwen-zimage arrived with it; 0.38.0 added the receipt gate;
+# `classify` needed 0.37.0 (`--pipeline auto` 0.36.0; chroma-zimage and the
+# doubao video mark 0.35.0; the `microsoft` mark 0.34.0; `--vendor` 0.32.0),
+# and a stale floor told an agent its CLI was current right before it typed a
+# value that build rejects. tests/test_agent_skill.py pins it against the
+# package version and against every "(since CLI X.Y.Z)" annotation in the skill.
+MIN_CLI_VERSION = (0, 39, 0)
 # Markers a build without the pixel stack prints. The first is the current CLI's own
 # install hint; the rest are what older builds emit before the guard existed, and the
 # Homebrew formula ships exactly such a build.
diff --git a/tests/test_agent_skill.py b/tests/test_agent_skill.py
index 0c2bfeb..5a5e473 100644
--- a/tests/test_agent_skill.py
+++ b/tests/test_agent_skill.py
@@ -104,6 +104,35 @@ def test_probe_min_cli_version_never_exceeds_the_package_version() -> None:
         sys.modules.pop("probe", None)
 
 
+def test_probe_floor_covers_every_since_annotation() -> None:
+    """MIN_CLI_VERSION must be at least the newest named "(since CLI X.Y.Z)" value.
+
+    A reference that names a value the previous release lacked has to raise the
+    floor in the same change; this reads the annotations back out of the skill
+    tree so a stale floor fails the suite instead of an agent's CLI.
+    """
+
+    sys.path.insert(0, str(ROOT / "skills" / "remove-ai-watermarks" / "scripts"))
+    try:
+        import probe
+
+        annotated = []
+        for path in (ROOT / "skills" / "remove-ai-watermarks").rglob("*"):
+            if path.suffix not in {".md", ".py"} or not path.is_file():
+                continue
+            for match in re.finditer(r"\(since CLI (\d+)\.(\d+)\.(\d+)\)", path.read_text(encoding="utf-8")):
+                annotated.append(tuple(int(part) for part in match.groups()))
+        assert annotated, "no (since CLI X.Y.Z) annotations found; the floor guard lost its source"
+        highest = max(annotated)
+        assert highest <= probe.MIN_CLI_VERSION, (
+            f"probe.py MIN_CLI_VERSION {probe.MIN_CLI_VERSION} is below {highest}, the newest "
+            "(since CLI X.Y.Z) annotation in the skill; a build that old rejects a named value"
+        )
+    finally:
+        sys.path.remove(str(ROOT / "skills" / "remove-ai-watermarks" / "scripts"))
+        sys.modules.pop("probe", None)
+
+
 @pytest.mark.parametrize(
     "relative",
     [