release: 0.59.0

.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-  ".": "0.58.0"
+  ".": "0.59.0"
 }

.stats.yml

@@ -1,4 +1,4 @@
 configured_endpoints: 117
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/kernel/kernel-3b34d85c005a4058ac1faaea092615af577d12cee6e420f102de57339251672d.yml
-openapi_spec_hash: fad386b8e8712e6639ed9689e9dfc070
-config_hash: 0f222358f24700d1811c5d27078a3849
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/kernel/kernel-4bada2a5bdbde93018e5a1b1e80e134acbc5509cfdea94db6e4c5b799eba7b82.yml
+openapi_spec_hash: e0d541d480f5663b1e6bd3bb19a0fe61
+config_hash: e0741f8035aea13f71e54e0fdb88eaa4

CHANGELOG.md

@@ -1,5 +1,14 @@
 # Changelog
 
+## 0.59.0 (2026-05-29)
+
+Full Changelog: [v0.58.0...v0.59.0](https://github.com/kernel/kernel-python-sdk/compare/v0.58.0...v0.59.0)
+
+### Features
+
+* api: surface category field on browser telemetry events ([06a2f7b](https://github.com/kernel/kernel-python-sdk/commit/06a2f7babbc8f6ea31e46f3dfeb8d09dbaae88f0))
+* Support Byteful mobile proxies ([8c0ce1c](https://github.com/kernel/kernel-python-sdk/commit/8c0ce1c1533a538483419f4da0937a6153eb5273))
+
 ## 0.58.0 (2026-05-27)
 
 Full Changelog: [v0.57.0...v0.58.0](https://github.com/kernel/kernel-python-sdk/compare/v0.57.0...v0.58.0)

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "kernel"
-version = "0.58.0"
+version = "0.59.0"
 description = "The official Python library for the kernel API"
 dynamic = ["readme"]
 license = "Apache-2.0"

src/kernel/_version.py

@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "kernel"
-__version__ = "0.58.0"  # x-release-please-version
+__version__ = "0.59.0"  # x-release-please-version

src/kernel/types/browsers/browser_console_error_event.py

@@ -65,6 +65,8 @@ class BrowserConsoleErrorEvent(BaseModel):
     Emitted from two distinct CDP sources with different data shapes. Runtime.consoleAPICalled (console.error calls) produces level, text, args, and stack_trace. Runtime.exceptionThrown (uncaught exceptions) produces text, line, column, source_url, and stack_trace. Fields not applicable to the source are absent.
     """
 
+    category: Literal["console"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_console_log_event.py

@@ -42,6 +42,8 @@ class Data(BrowserEventContext):
 class BrowserConsoleLogEvent(BaseModel):
     """A browser console log event (console.log, console.info, console.warn, etc.)."""
 
+    category: Literal["console"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_interaction_click_event.py

@@ -35,6 +35,8 @@ class Data(BrowserEventContext):
 class BrowserInteractionClickEvent(BaseModel):
     """A browser user click event captured via injected page script."""
 
+    category: Literal["interaction"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_interaction_key_event.py

@@ -29,6 +29,8 @@ class Data(BrowserEventContext):
 class BrowserInteractionKeyEvent(BaseModel):
     """A browser keyboard event captured via injected page script."""
 
+    category: Literal["interaction"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_interaction_scroll_settled_event.py

@@ -37,6 +37,8 @@ class BrowserInteractionScrollSettledEvent(BaseModel):
     A browser scroll settled event emitted after scroll position stops changing, captured via injected page script.
     """
 
+    category: Literal["interaction"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_monitor_disconnected_event.py

@@ -20,6 +20,8 @@ class BrowserMonitorDisconnectedEvent(BaseModel):
     Telemetry events may be dropped until monitor_reconnected arrives. Treat any in-progress computed state (network_idle, page_layout_settled) as unreliable until then.
     """
 
+    category: Literal["system"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_monitor_init_failed_event.py

@@ -17,6 +17,8 @@ class Data(BaseModel):
 class BrowserMonitorInitFailedEvent(BaseModel):
     """The CDP session could not be initialized."""
 
+    category: Literal["system"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_monitor_reconnect_failed_event.py

@@ -23,6 +23,8 @@ class BrowserMonitorReconnectFailedEvent(BaseModel):
     The CDP connection to Chrome could not be re-established after exhausting all reconnection attempts. No further telemetry events will arrive on this session.
     """
 
+    category: Literal["system"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_monitor_reconnected_event.py

@@ -19,6 +19,8 @@ class BrowserMonitorReconnectedEvent(BaseModel):
     The CDP connection to Chrome was successfully re-established after a disconnection. Events emitted during the gap are lost. Computed state is reset, so navigation and network tracking restart fresh from this point.
     """
 
+    category: Literal["system"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_monitor_screenshot_event.py

@@ -17,6 +17,8 @@ class Data(BaseModel):
 class BrowserMonitorScreenshotEvent(BaseModel):
     """A periodic screenshot of the browser viewport."""
 
+    category: Literal["system"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_network_idle_event.py

@@ -15,6 +15,8 @@ class BrowserNetworkIdleEvent(BaseModel):
     A browser network idle event emitted after a 500ms quiet period with no in-flight HTTP requests.
     """
 
+    category: Literal["network"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_network_loading_failed_event.py

@@ -39,6 +39,8 @@ class BrowserNetworkLoadingFailedEvent(BaseModel):
     If the request was already in flight when CDP attached (no prior network_request was emitted for it), url, frame_id, loader_id, and resource_type are absent; BrowserEventContext is partially populated in that case.
     """
 
+    category: Literal["network"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_network_request_event.py

@@ -55,6 +55,8 @@ class Data(BrowserEventContext):
 class BrowserNetworkRequestEvent(BaseModel):
     """A browser network request sent event."""
 
+    category: Literal["network"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_network_response_event.py

@@ -52,6 +52,8 @@ class BrowserNetworkResponseEvent(BaseModel):
     Fired after the response body is fully received, not when headers arrive.
     """
 
+    category: Literal["network"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_page_dom_content_loaded_event.py

@@ -26,6 +26,8 @@ class Data(BrowserEventContext):
 class BrowserPageDomContentLoadedEvent(BaseModel):
     """A browser DOMContentLoaded event (CDP Page.domContentEventFired)."""
 
+    category: Literal["page"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_page_layout_settled_event.py

@@ -15,6 +15,8 @@ class BrowserPageLayoutSettledEvent(BaseModel):
     A browser layout settled event emitted 1 second after page load with no intervening layout shifts, indicating visual stability. Each layout shift resets the 1-second timer.
     """
 
+    category: Literal["page"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_page_layout_shift_event.py

@@ -50,6 +50,8 @@ class BrowserPageLayoutShiftEvent(BaseModel):
     A browser cumulative layout shift (CLS) event from the Performance Timeline API.
     """
 
+    category: Literal["page"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_page_lcp_event.py

@@ -56,6 +56,8 @@ class BrowserPageLcpEvent(BaseModel):
     A browser Largest Contentful Paint (LCP) event from the Performance Timeline API.
     """
 
+    category: Literal["page"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_page_load_event.py

@@ -26,6 +26,8 @@ class Data(BrowserEventContext):
 class BrowserPageLoadEvent(BaseModel):
     """A browser page load event (CDP Page.loadEventFired)."""
 
+    category: Literal["page"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_page_navigation_event.py

@@ -41,6 +41,8 @@ class BrowserPageNavigationEvent(BaseModel):
     Carries nav context fields inline but not nav_seq, as this event resets the navigation epoch.
     """
 
+    category: Literal["page"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_page_navigation_settled_event.py

@@ -15,6 +15,8 @@ class BrowserPageNavigationSettledEvent(BaseModel):
     Emitted when page_dom_content_loaded and page_layout_settled have both fired for the same navigation, indicating the page is loaded and visually stable. Independent of network_idle; a single pending request does not block it.
     """
 
+    category: Literal["page"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/browsers/browser_page_tab_opened_event.py

@@ -31,6 +31,8 @@ class BrowserPageTabOpenedEvent(BaseModel):
     A new browser tab or target was opened (CDP Target.attachedToTarget for page targets). Fires before a CDP session is attached to the new target, so session_id, frame_id, loader_id, and nav_seq are absent; this event does not compose BrowserEventContext. Consumers reading context fields generically should treat it as a special case.
     """
 
+    category: Literal["page"]
+
     source: BrowserEventSource
     """Provenance metadata identifying which producer emitted the event."""
 

src/kernel/types/proxy_check_response.py

@@ -59,87 +59,14 @@ class ConfigResidentialProxyConfig(BaseModel):
 class ConfigMobileProxyConfig(BaseModel):
     """Configuration for mobile proxies."""
 
-    asn: Optional[str] = None
-    """Autonomous system number. See https://bgp.potaroo.net/cidr/autnums.html"""
-
-    carrier: Optional[
-        Literal[
-            "a1",
-            "aircel",
-            "airtel",
-            "att",
-            "celcom",
-            "chinamobile",
-            "claro",
-            "comcast",
-            "cox",
-            "digi",
-            "dt",
-            "docomo",
-            "dtac",
-            "etisalat",
-            "idea",
-            "kyivstar",
-            "meo",
-            "megafon",
-            "mtn",
-            "mtnza",
-            "mts",
-            "optus",
-            "orange",
-            "qwest",
-            "reliance_jio",
-            "robi",
-            "sprint",
-            "telefonica",
-            "telstra",
-            "tmobile",
-            "tigo",
-            "tim",
-            "verizon",
-            "vimpelcom",
-            "vodacomza",
-            "vodafone",
-            "vivo",
-            "zain",
-            "vivabo",
-            "telenormyanmar",
-            "kcelljsc",
-            "swisscom",
-            "singtel",
-            "asiacell",
-            "windit",
-            "cellc",
-            "ooredoo",
-            "drei",
-            "umobile",
-            "cableone",
-            "proximus",
-            "tele2",
-            "mobitel",
-            "o2",
-            "bouygues",
-            "free",
-            "sfr",
-            "digicel",
-        ]
-    ] = None
-    """Mobile carrier."""
-
     city: Optional[str] = None
-    """City name (no spaces, e.g.
-
-    `sanfrancisco`). If provided, `country` must also be provided.
-    """
+    """Provider city alias. Mobile carrier routing can make observed geo vary."""
 
     country: Optional[str] = None
     """ISO 3166 country code"""
 
     state: Optional[str] = None
-    """Two-letter state code."""
-
-    zip: Optional[str] = None
-    """US ZIP code."""
+    """US-only state code. Mobile carrier routing can make observed geo vary."""
 
 
 class ConfigCustomProxyConfig(BaseModel):