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Roll protocol to r1603894
1 parent 169ca38 commit 94a770f

9 files changed

Lines changed: 252 additions & 58 deletions

‎changelog.md‎

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## Roll protocol to r1603894 — _2026-03-24T05:02:01.000Z_
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###### Diff: [`169ca38...b44d11f`](https://github.com/ChromeDevTools/devtools-protocol/compare/169ca38...b44d11f)
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```diff
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@@ domains/WebMCP.pdl:11 @@ experimental domain WebMCP
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# Tool annotations
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type Annotation extends object
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+
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properties
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# A hint indicating that the tool does not modify any state.
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optional boolean readOnly
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# If the declarative tool was declared with the autosubmit attribute.
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optional boolean autosubmit
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+ # Represents the status of a tool invocation.
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+ type InvocationStatus extends string
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+ enum
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+ Success
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+ Canceled
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+ Error
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+
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# Definition of a tool that can be invoked.
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type Tool extends object
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properties
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@@ -51,3 +59,30 @@ experimental domain WebMCP
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parameters
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# Array of tools that were removed.
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array of Tool tools
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+
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+ # Event fired when a tool invocation starts.
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+ event toolInvoked
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+ parameters
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+ # Name of the tool to invoke.
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+ string toolName
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+ # Frame id
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+ Page.FrameId frameId
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+ # Invocation identifier.
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+ string invocationId
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+ # The input parameters used for the invocation.
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+ string input
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+
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+ # Event fired when a tool invocation completes or fails.
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+ event toolResponded
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+ parameters
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+ # Invocation identifier.
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+ string invocationId
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+ # Status of the invocation.
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+ InvocationStatus status
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+ # Output or error delivered as delivered to the agent. Missing if `status` is anything other than Success.
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+ optional object output
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+ # Error text for protocol users.
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+ optional string errorText
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+ # The exception object, if the javascript tool threw an error>
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+ optional Runtime.RemoteObject exception
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+
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```
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## Roll protocol to r1602427 — _2026-03-20T04:57:27.000Z_
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###### Diff: [`7a16bec...c588f6e`](https://github.com/ChromeDevTools/devtools-protocol/compare/7a16bec...c588f6e)
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###### Diff: [`7a16bec...169ca38`](https://github.com/ChromeDevTools/devtools-protocol/compare/7a16bec...169ca38)
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```diff
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@@ domains/DOM.pdl:13 @@ @@ -13,6 +13,7 @@
@@ -42721,58 +42779,4 @@ index 7a3c772c..ed622630 100644
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#Blocklisted features
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WebSocket
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WebTransport
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```
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## Roll protocol to r1149535 — _2023-05-26T04:26:25.000Z_
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###### Diff: [`4f898ab...44ad3c8`](https://github.com/ChromeDevTools/devtools-protocol/compare/4f898ab...44ad3c8)
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```diff
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@@ browser_protocol.pdl:8631 @@ domain Page
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# Base64-encoded data
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binary data
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+ # Enable/disable prerendering manually.
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+ #
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+ # This command is a short-term solution for https://crbug.com/1440085.
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+ # See https://docs.google.com/document/d/12HVmFxYj5Jc-eJr5OmWsa2bqTJsbgGLKI6ZIyx0_wpA
42738-
+ # for more details.
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+ #
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+ # TODO(https://crbug.com/1440085): Remove this once Puppeteer supports tab targets.
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+ experimental command setPrerenderingAllowed
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+ parameters
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+ boolean isAllowed
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+
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domain Performance
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# Run-time execution metric.
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@@ -11036,6 +11047,7 @@ experimental domain Preload
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SameSiteCrossOriginNavigationNotOptInInMainFrameNavigation
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MemoryPressureOnTrigger
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MemoryPressureAfterTriggered
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+ PrerenderingDisabledByDevTools
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# Fired when a prerender attempt is completed.
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event prerenderAttemptCompleted
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diff --git a/pdl/js_protocol.pdl b/pdl/js_protocol.pdl
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index 0dbdc01d..7a3c772c 100644
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--- a/pdl/js_protocol.pdl
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+++ b/pdl/js_protocol.pdl
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@@ -1443,7 +1443,7 @@ domain Runtime
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# resulting `objectId` is still provided.
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deprecated optional boolean generateWebDriverValue
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# Specifies the result serialization. If provided, overrides
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- # `returnByValue` and `generateWebDriverValue`.
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+ # `generatePreview`, `returnByValue` and `generateWebDriverValue`.
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experimental optional SerializationOptions serializationOptions
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returns
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@@ -1538,7 +1538,7 @@ domain Runtime
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# resulting `objectId` is still provided.
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deprecated optional boolean generateWebDriverValue
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# Specifies the result serialization. If provided, overrides
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- # `returnByValue` and `generateWebDriverValue`.
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+ # `generatePreview`, `returnByValue` and `generateWebDriverValue`.
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experimental optional SerializationOptions serializationOptions
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returns
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# Evaluation result.
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```

‎json/browser_protocol.json‎

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}
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]
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},
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{
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"id": "InvocationStatus",
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"description": "Represents the status of a tool invocation.",
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"type": "string",
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"enum": [
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"Success",
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"Canceled",
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"Error"
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]
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},
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{
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"id": "Tool",
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"description": "Definition of a tool that can be invoked.",
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}
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}
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]
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},
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{
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"name": "toolInvoked",
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"description": "Event fired when a tool invocation starts.",
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"parameters": [
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{
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"name": "toolName",
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"description": "Name of the tool to invoke.",
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"type": "string"
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},
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{
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"name": "frameId",
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"description": "Frame id",
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"$ref": "Page.FrameId"
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},
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{
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"name": "invocationId",
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"description": "Invocation identifier.",
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"type": "string"
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},
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{
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"name": "input",
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"description": "The input parameters used for the invocation.",
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"type": "string"
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}
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]
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},
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{
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"name": "toolResponded",
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"description": "Event fired when a tool invocation completes or fails.",
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"parameters": [
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{
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"name": "invocationId",
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"description": "Invocation identifier.",
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"type": "string"
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},
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{
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"name": "status",
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"description": "Status of the invocation.",
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"$ref": "InvocationStatus"
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},
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{
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"name": "output",
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"description": "Output or error delivered as delivered to the agent. Missing if `status` is anything other than Success.",
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"optional": true,
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"type": "object"
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},
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{
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"name": "errorText",
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"description": "Error text for protocol users.",
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"optional": true,
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"type": "string"
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},
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{
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"name": "exception",
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"description": "The exception object, if the javascript tool threw an error>",
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"optional": true,
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"$ref": "Runtime.RemoteObject"
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}
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]
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}
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]
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}

‎package-lock.json‎

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‎package.json‎

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{
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"name": "devtools-protocol",
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"version": "0.0.1602427",
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"version": "0.0.1603894",
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"description": "The Chrome DevTools Protocol JSON",
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"repository": "https://github.com/ChromeDevTools/devtools-protocol",
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"author": "The Chromium Authors",

‎pdl/domains/WebMCP.pdl‎

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# Tool annotations
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type Annotation extends object
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properties
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# A hint indicating that the tool does not modify any state.
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optional boolean readOnly
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# If the declarative tool was declared with the autosubmit attribute.
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optional boolean autosubmit
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# Represents the status of a tool invocation.
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type InvocationStatus extends string
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enum
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Success
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Canceled
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Error
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# Definition of a tool that can be invoked.
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type Tool extends object
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properties
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parameters
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# Array of tools that were removed.
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array of Tool tools
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# Event fired when a tool invocation starts.
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event toolInvoked
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parameters
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# Name of the tool to invoke.
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string toolName
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# Frame id
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Page.FrameId frameId
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# Invocation identifier.
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string invocationId
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# The input parameters used for the invocation.
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string input
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# Event fired when a tool invocation completes or fails.
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event toolResponded
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parameters
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# Invocation identifier.
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string invocationId
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# Status of the invocation.
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InvocationStatus status
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# Output or error delivered as delivered to the agent. Missing if `status` is anything other than Success.
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optional object output
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# Error text for protocol users.
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optional string errorText
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# The exception object, if the javascript tool threw an error>
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optional Runtime.RemoteObject exception
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‎types/protocol-mapping.d.ts‎

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* Event fired when tools are removed.
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*/
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'WebMCP.toolsRemoved': [Protocol.WebMCP.ToolsRemovedEvent];
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/**
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* Event fired when a tool invocation starts.
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*/
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'WebMCP.toolInvoked': [Protocol.WebMCP.ToolInvokedEvent];
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/**
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* Event fired when a tool invocation completes or fails.
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*/
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'WebMCP.toolResponded': [Protocol.WebMCP.ToolRespondedEvent];
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}
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export interface Commands {

‎types/protocol-proxy-api.d.ts‎

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*/
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on(event: 'toolsRemoved', listener: (params: Protocol.WebMCP.ToolsRemovedEvent) => void): void;
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/**
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* Event fired when a tool invocation starts.
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*/
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on(event: 'toolInvoked', listener: (params: Protocol.WebMCP.ToolInvokedEvent) => void): void;
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/**
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* Event fired when a tool invocation completes or fails.
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*/
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on(event: 'toolResponded', listener: (params: Protocol.WebMCP.ToolRespondedEvent) => void): void;
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}
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}
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‎types/protocol-tests-proxy-api.d.ts‎

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offToolsRemoved(listener: (event: { params: Protocol.WebMCP.ToolsRemovedEvent }) => void): void;
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onceToolsRemoved(eventMatcher?: (event: { params: Protocol.WebMCP.ToolsRemovedEvent }) => boolean): Promise<{ params: Protocol.WebMCP.ToolsRemovedEvent }>;
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/**
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* Event fired when a tool invocation starts.
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*/
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onToolInvoked(listener: (event: { params: Protocol.WebMCP.ToolInvokedEvent }) => void): void;
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offToolInvoked(listener: (event: { params: Protocol.WebMCP.ToolInvokedEvent }) => void): void;
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onceToolInvoked(eventMatcher?: (event: { params: Protocol.WebMCP.ToolInvokedEvent }) => boolean): Promise<{ params: Protocol.WebMCP.ToolInvokedEvent }>;
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/**
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* Event fired when a tool invocation completes or fails.
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*/
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onToolResponded(listener: (event: { params: Protocol.WebMCP.ToolRespondedEvent }) => void): void;
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offToolResponded(listener: (event: { params: Protocol.WebMCP.ToolRespondedEvent }) => void): void;
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onceToolResponded(eventMatcher?: (event: { params: Protocol.WebMCP.ToolRespondedEvent }) => boolean): Promise<{ params: Protocol.WebMCP.ToolRespondedEvent }>;
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}
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}
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