diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 508a7081..19c0e9cc 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.103.0"
+  ".": "0.104.0"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 14213f10..eb98375c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.104.0](https://github.com/kernel/kernel-python-sdk/compare/v0.103.0...v0.104.0) (2026-09-15)
+
+
+### Features
+
+* Expose the WebMCP `awaiting_submission` status ([9b5cb34](https://github.com/kernel/kernel-python-sdk/commit/9b5cb34e8fb19c22a44c42aca9e1fc61bf7744a9))
+
 ## [0.103.0](https://github.com/kernel/kernel-python-sdk/compare/v0.102.0...v0.103.0) (2026-09-15)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index e8a7f193..6b6ca1ef 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "kernel"
-version = "0.103.0"
+version = "0.104.0"
 description = "The official Python library for the kernel API"
 dynamic = ["readme"]
 license = "Apache-2.0"
diff --git a/src/kernel/_version.py b/src/kernel/_version.py
index 033ca8e7..0a7fea06 100644
--- a/src/kernel/_version.py
+++ b/src/kernel/_version.py
@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "kernel"
-__version__ = "0.103.0"  # x-release-please-version
+__version__ = "0.104.0"  # x-release-please-version
diff --git a/src/kernel/resources/browsers/webmcp.py b/src/kernel/resources/browsers/webmcp.py
index 00f571de..450a5c4f 100644
--- a/src/kernel/resources/browsers/webmcp.py
+++ b/src/kernel/resources/browsers/webmcp.py
@@ -60,11 +60,16 @@ def invoke_tool(
         extra_body: Body | None = None,
         timeout: float | httpx.Timeout | None | NotGiven = not_given,
     ) -> InvocationResult:
-        """
-        Invokes the exact live registration identified by tool_ref and waits
-        synchronously for its result. Navigation during execution is allowed. If the tab
-        or embedded frame disappears, or the request times out after invocation begins,
-        the response reports outcome_unknown and the tool is not retried.
+        """Invokes the exact live registration identified by tool_ref.
+
+        Non-autosubmit
+        declarative form tools return after their fields are populated with an
+        awaiting_submission status. Other tools wait for a terminal result, including
+        across navigation. Inspect a populated form, obtain any required confirmation,
+        then submit through Playwright or computer interaction without invoking the tool
+        again. If the tab or embedded frame disappears, or the request times out after
+        invocation begins, the response reports outcome_unknown and the tool is not
+        retried.
 
         Args:
           input: Tool input, limited to 1 MiB after JSON serialization.
@@ -168,11 +173,16 @@ async def invoke_tool(
         extra_body: Body | None = None,
         timeout: float | httpx.Timeout | None | NotGiven = not_given,
     ) -> InvocationResult:
-        """
-        Invokes the exact live registration identified by tool_ref and waits
-        synchronously for its result. Navigation during execution is allowed. If the tab
-        or embedded frame disappears, or the request times out after invocation begins,
-        the response reports outcome_unknown and the tool is not retried.
+        """Invokes the exact live registration identified by tool_ref.
+
+        Non-autosubmit
+        declarative form tools return after their fields are populated with an
+        awaiting_submission status. Other tools wait for a terminal result, including
+        across navigation. Inspect a populated form, obtain any required confirmation,
+        then submit through Playwright or computer interaction without invoking the tool
+        again. If the tab or embedded frame disappears, or the request times out after
+        invocation begins, the response reports outcome_unknown and the tool is not
+        retried.
 
         Args:
           input: Tool input, limited to 1 MiB after JSON serialization.
diff --git a/src/kernel/types/browsers/invocation_result.py b/src/kernel/types/browsers/invocation_result.py
index 7ecd69ce..c8c06188 100644
--- a/src/kernel/types/browsers/invocation_result.py
+++ b/src/kernel/types/browsers/invocation_result.py
@@ -11,7 +11,13 @@
 class InvocationResult(BaseModel):
     invocation_id: str
 
-    status: Literal["completed", "canceled", "error"]
+    status: Literal["completed", "canceled", "error", "awaiting_submission"]
+    """
+    awaiting_submission means a non-autosubmit declarative form was populated but
+    not submitted. Inspect the form, obtain any required confirmation, then submit
+    through Playwright or computer interaction without invoking the tool again. The
+    other statuses are terminal results.
+    """
 
     error_text: Optional[str] = None