diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index a713055..d52d2b9 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.12.0"
+  ".": "0.13.0"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index a1c1d77..2223539 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 51
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/kernel%2Fkernel-d0090ff3ef876c554e7a1281d5cbe1666cf68aebfc60e05cb7f4302ee377b372.yml
-openapi_spec_hash: 33fef541c420a28125f18cd1efc0d585
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/kernel%2Fkernel-a880f2209deafc4a011da42eb52f1dac0308d18ae1daa1d7253edc3385c9b1c4.yml
+openapi_spec_hash: ae5af3810d28e49a68b12f2bb2d2af0e
 config_hash: 49c2ff978aaa5ccb4ce324a72f116010
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1d3708a..1c8f49e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 0.13.0 (2025-10-01)
+
+Full Changelog: [v0.12.0...v0.13.0](https://github.com/onkernel/kernel-go-sdk/compare/v0.12.0...v0.13.0)
+
+### Features
+
+* Update oAPI and data model for proxy status ([87b8365](https://github.com/onkernel/kernel-go-sdk/commit/87b8365a941544eaf38b09ca66d6f9a97e3b050b))
+
 ## 0.12.0 (2025-09-30)
 
 Full Changelog: [v0.11.5...v0.12.0](https://github.com/onkernel/kernel-go-sdk/compare/v0.11.5...v0.12.0)
diff --git a/README.md b/README.md
index 92bd9a1..3bc4230 100644
--- a/README.md
+++ b/README.md
@@ -28,7 +28,7 @@ Or to pin the version:
 <!-- x-release-please-start-version -->
 
 ```sh
-go get -u 'github.com/onkernel/kernel-go-sdk@v0.12.0'
+go get -u 'github.com/onkernel/kernel-go-sdk@v0.13.0'
 ```
 
 <!-- x-release-please-end -->
diff --git a/internal/version.go b/internal/version.go
index 71064e9..871f096 100644
--- a/internal/version.go
+++ b/internal/version.go
@@ -2,4 +2,4 @@
 
 package internal
 
-const PackageVersion = "0.12.0" // x-release-please-version
+const PackageVersion = "0.13.0" // x-release-please-version
diff --git a/proxy.go b/proxy.go
index 8e21ecb..271bf0e 100644
--- a/proxy.go
+++ b/proxy.go
@@ -9,6 +9,7 @@ import (
 	"fmt"
 	"net/http"
 	"slices"
+	"time"
 
 	"github.com/onkernel/kernel-go-sdk/internal/apijson"
 	"github.com/onkernel/kernel-go-sdk/internal/requestconfig"
@@ -87,14 +88,22 @@ type ProxyNewResponse struct {
 	ID   string               `json:"id"`
 	// Configuration specific to the selected proxy `type`.
 	Config ProxyNewResponseConfigUnion `json:"config"`
+	// Timestamp of the last health check performed on this proxy.
+	LastChecked time.Time `json:"last_checked" format:"date-time"`
 	// Readable name of the proxy.
 	Name string `json:"name"`
+	// Current health status of the proxy.
+	//
+	// Any of "available", "unavailable".
+	Status ProxyNewResponseStatus `json:"status"`
 	// JSON contains metadata for fields, check presence with [respjson.Field.Valid].
 	JSON struct {
 		Type        respjson.Field
 		ID          respjson.Field
 		Config      respjson.Field
+		LastChecked respjson.Field
 		Name        respjson.Field
+		Status      respjson.Field
 		ExtraFields map[string]respjson.Field
 		raw         string
 	} `json:"-"`
@@ -336,6 +345,14 @@ func (r *ProxyNewResponseConfigCustomProxyConfig) UnmarshalJSON(data []byte) err
 	return apijson.UnmarshalRoot(data, r)
 }
 
+// Current health status of the proxy.
+type ProxyNewResponseStatus string
+
+const (
+	ProxyNewResponseStatusAvailable   ProxyNewResponseStatus = "available"
+	ProxyNewResponseStatusUnavailable ProxyNewResponseStatus = "unavailable"
+)
+
 // Configuration for routing traffic through a proxy.
 type ProxyGetResponse struct {
 	// Proxy type to use. In terms of quality for avoiding bot-detection, from best to
@@ -346,14 +363,22 @@ type ProxyGetResponse struct {
 	ID   string               `json:"id"`
 	// Configuration specific to the selected proxy `type`.
 	Config ProxyGetResponseConfigUnion `json:"config"`
+	// Timestamp of the last health check performed on this proxy.
+	LastChecked time.Time `json:"last_checked" format:"date-time"`
 	// Readable name of the proxy.
 	Name string `json:"name"`
+	// Current health status of the proxy.
+	//
+	// Any of "available", "unavailable".
+	Status ProxyGetResponseStatus `json:"status"`
 	// JSON contains metadata for fields, check presence with [respjson.Field.Valid].
 	JSON struct {
 		Type        respjson.Field
 		ID          respjson.Field
 		Config      respjson.Field
+		LastChecked respjson.Field
 		Name        respjson.Field
+		Status      respjson.Field
 		ExtraFields map[string]respjson.Field
 		raw         string
 	} `json:"-"`
@@ -595,6 +620,14 @@ func (r *ProxyGetResponseConfigCustomProxyConfig) UnmarshalJSON(data []byte) err
 	return apijson.UnmarshalRoot(data, r)
 }
 
+// Current health status of the proxy.
+type ProxyGetResponseStatus string
+
+const (
+	ProxyGetResponseStatusAvailable   ProxyGetResponseStatus = "available"
+	ProxyGetResponseStatusUnavailable ProxyGetResponseStatus = "unavailable"
+)
+
 // Configuration for routing traffic through a proxy.
 type ProxyListResponse struct {
 	// Proxy type to use. In terms of quality for avoiding bot-detection, from best to
@@ -605,14 +638,22 @@ type ProxyListResponse struct {
 	ID   string                `json:"id"`
 	// Configuration specific to the selected proxy `type`.
 	Config ProxyListResponseConfigUnion `json:"config"`
+	// Timestamp of the last health check performed on this proxy.
+	LastChecked time.Time `json:"last_checked" format:"date-time"`
 	// Readable name of the proxy.
 	Name string `json:"name"`
+	// Current health status of the proxy.
+	//
+	// Any of "available", "unavailable".
+	Status ProxyListResponseStatus `json:"status"`
 	// JSON contains metadata for fields, check presence with [respjson.Field.Valid].
 	JSON struct {
 		Type        respjson.Field
 		ID          respjson.Field
 		Config      respjson.Field
+		LastChecked respjson.Field
 		Name        respjson.Field
+		Status      respjson.Field
 		ExtraFields map[string]respjson.Field
 		raw         string
 	} `json:"-"`
@@ -854,6 +895,14 @@ func (r *ProxyListResponseConfigCustomProxyConfig) UnmarshalJSON(data []byte) er
 	return apijson.UnmarshalRoot(data, r)
 }
 
+// Current health status of the proxy.
+type ProxyListResponseStatus string
+
+const (
+	ProxyListResponseStatusAvailable   ProxyListResponseStatus = "available"
+	ProxyListResponseStatusUnavailable ProxyListResponseStatus = "unavailable"
+)
+
 type ProxyNewParams struct {
 	// Proxy type to use. In terms of quality for avoiding bot-detection, from best to
 	// worst: `mobile` > `residential` > `isp` > `datacenter`.