diff --git a/driver_patches/framesPatch.ts b/driver_patches/framesPatch.ts
index e86322b..fe85009 100644
--- a/driver_patches/framesPatch.ts
+++ b/driver_patches/framesPatch.ts
@@ -1,6 +1,41 @@
 import { type Project, SyntaxKind } from "ts-morph";
 import { assertDefined } from "./utils.ts";
 
+// URL patterns excluded from networkidle calculations.
+// These are captcha providers, analytics, tracking, fraud detection, and session
+// heartbeat endpoints that poll continuously and would prevent networkidle from firing.
+const NETWORKIDLE_EXCLUDED_URL_PATTERNS = [
+	// -- Captcha providers --
+	'challenges.cloudflare.com',
+	'google.com/recaptcha',
+	'www.gstatic.com/recaptcha',
+	'hcaptcha.com',
+	'api.funcaptcha.com',
+	'client-api.arkoselabs.com',
+	// -- Analytics & tracking --
+	'google-analytics.com',
+	'googletagmanager.com',
+	'analytics.google.com',
+	// -- Session recording & heatmaps --
+	'hotjar.com',
+	'fullstory.com',
+	'logrocket.com',
+	'mouseflow.com',
+	'clarity.ms',
+	// -- Telemetry & monitoring --
+	'browser-intake-datadoghq.com',
+	'sentry.io',
+	'newrelic.com',
+	'nr-data.net',
+	// -- Fraud detection --
+	'forter.com',
+	// -- Common polling/heartbeat patterns --
+	'/heartbeat',
+	'/keepalive',
+	'/keep-alive',
+	'/beacon',
+];
+
 // ----------------
 // server/frames.ts
 // ----------------
@@ -29,6 +64,30 @@ export function patchFrames(project: Project) {
 		"frame._isolatedWorld = undefined;"
 	]);
 
+	// -- _inflightRequestStarted Method (captcha networkidle exclusion) --
+	const inflightStartedMethod = frameManagerClass.getMethodOrThrow("_inflightRequestStarted");
+	const inflightStartedBody = inflightStartedMethod.getBodyOrThrow().asKindOrThrow(SyntaxKind.Block);
+	const faviconCheckStart = assertDefined(
+		inflightStartedBody.getStatements().find(s => s.getText().includes('request._isFavicon')),
+		'_isFavicon check in _inflightRequestStarted'
+	);
+	inflightStartedBody.insertStatements(faviconCheckStart.getChildIndex() + 1, [
+		`const _reqUrl = request.url();`,
+		`if (${JSON.stringify(NETWORKIDLE_EXCLUDED_URL_PATTERNS)}.some(p => _reqUrl.includes(p))) return;`,
+	]);
+
+	// -- _inflightRequestFinished Method (captcha networkidle exclusion) --
+	const inflightFinishedMethod = frameManagerClass.getMethodOrThrow("_inflightRequestFinished");
+	const inflightFinishedBody = inflightFinishedMethod.getBodyOrThrow().asKindOrThrow(SyntaxKind.Block);
+	const faviconCheckFinish = assertDefined(
+		inflightFinishedBody.getStatements().find(s => s.getText().includes('request._isFavicon')),
+		'_isFavicon check in _inflightRequestFinished'
+	);
+	inflightFinishedBody.insertStatements(faviconCheckFinish.getChildIndex() + 1, [
+		`const _reqUrl = request.url();`,
+		`if (${JSON.stringify(NETWORKIDLE_EXCLUDED_URL_PATTERNS)}.some(p => _reqUrl.includes(p))) return;`,
+	]);
+
 	// ------- Frame Class -------
 	const frameClass = framesSourceFile.getClassOrThrow("Frame");
 	// Add Properties to the Frame Class