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Back to ChatGPT

Tech StackTDN

ChatGPT Tech Stack

Languages, frameworks, and third-party SDKs detected inside ChatGPT — extracted from the iOS App Store build.

OverviewScreenshotsHistoryRankingsInsightsTDNTech Stack
v1.2026.139 · latestMetal shadersNo declared trackingAnalyzed May 31, 2026

Stack at a glance

C/C++ · Metal (shaders) · Objective-C · 46 third-party SDKs across 7 categories · including Stripe, Datadog, Segment

Languages

4

Third-party SDKs

46

Apple frameworks

18

Capabilities

11

How this is detected

  • Detected SDKs are a lower bound — ChatGPT may bundle more than static analysis can attribute.
  • The App Store binary is encrypted (Apple FairPlay), so detection is limited to what is observable without decryption.

Languages & runtimes

C/C++11MMetal (shaders)8Objective-C11Swift11

Third-party SDKs

Grouped by purpose. Tap any SDK to see other apps that use it.

Analytics

2
DatadogCore3SSegment2

Payments

6
LLinkKit6.4.7SStripeCoreSStripePaymentsSStripePaymentSheetSStripePaymentsUISStripeUICore

Authentication

1
AAuth0

Rendering

4
HHighlightr2KKingfisher3Lottie4.5.25OOAIMarkdown

Voice

1
LLiveKitWebRTC1.02

Telephony

1
PPhoneNumberKit3

Other

31
AAccountAAPIClientAAPICoreAAssetsCCalpicoCoreCCalpicoCoreUICCodexRemoteCCodexRemoteCoreCCodexRemoteHostCCodexRemoteModelsCCodexRemoteThreadCConversationsCConversationsCoreDDeviceHapticsDDevicePhotosEEmojiKitFFactoryFFilesFFileUploadServiceLLocalizationOOAIDiffOOAIStatsigOOnboardingPPhoneNumberUIPPhoneVerificationSSharedSettingsSwiftCSVSwiftUIStyleguideTThreadsTTransceiverUUsers

Apple frameworks

AActivityKit (Live Activities)8AApp Intents7AAVFoundation (audio/video)11CCore Data9CCore Location10HHealthKit5MMapKit7MMetalKit9NNatural Language4PPassKit (Wallet / Apple Pay)2PPencilKit2SSceneKit2SStoreKit (in-app purchase)11SwiftUI11UUIKit11UUser Notifications11VVision6WWidgetKit (widgets)10

UI & graphics

Frameworks and libraries ChatGPT uses to render its interface and animations.

Lottie (animations)SwiftUIUIKit

Build & packaging

Dependency managers and build tooling detected in the app bundle.

Swift Package Manager (SwiftPM)

Capabilities & entitlements

App GroupsApple PayAssociated Domains (Universal Links)Background AudioBackground PushCarPlayCommunication NotificationsHealthKitKeychain SharingPush Notifications (APNs)Sign in with Apple

Privacy

Does not declare cross-app tracking in its App Store privacy manifest.

Collected data types

AdvertisingDataApp NameApp VersionDeviceIDPaymentInfoPerformanceDataProductInteractionPurchaseHistoryUserID

Explore technologies across all apps

Browse every SDK, framework, and language we detect — and see which apps share the same stack.

Tech Stack hub →