Firebase Unity SDK 13.9.0

Prebuilt versions of the libraries are available for download here for a zip file, here for individual asset package, or here for individual .tgz package for Unity Package Manager.

13.9.0

• Changes
  • General (Android): Update to Firebase Android BoM version 34.10.0.
  • General (iOS): Update to Firebase SPM/Cocoapods version 12.10.0.
  • Firestore (iOS): Fix crash when using Auth or App Check Credentials.
  • App Check: Updated App Check to support limited-use tokens. This is a
    breaking change for custom providers, which must now implement the new
    GetLimitedUseTokenAsync method. If a custom provider does not support
    this feature, it can return a standard token from this method.

Firebase Unity SDK 13.8.0

Prebuilt versions of the libraries are available for download here for a zip file, here for individual asset package, or here for individual .tgz package for Unity Package Manager.

13.8.0

• Changes
  • Firebase AI: Add LiveSessionGoingAway to handle backend closing.
  • Firebase AI: Add support for CachedContentTokenCount and CacheTokensDetails in UsageMetadata.

Firebase Unity SDK 13.7.0

Prebuilt versions of the libraries are available for download here for a zip file, here for individual asset package, or here for individual .tgz package for Unity Package Manager.

13.7.0

• Changes
  • General: Update to Firebase C++ SDK version 13.4.0.
  • General (Android): Update to Firebase Android BoM version 34.8.0.
  • General (iOS): Update to Firebase Swift Package / Cocoapod version 12.8.0.
  • General: Update to EDM4U version 1.2.187.
  • General (iOS): Added support for linking against Swift Packages, instead of Cocoapods, via EDM4U.
  • Firebase AI: Added support for Thinking Levels, used by Gemini 3 models to define their thinking configuration, instead of Thinking Budget.

Firebase Unity SDK 13.6.0

Prebuilt versions of the libraries are available for download here for a zip file, here for individual asset package, or here for individual .tgz package for Unity Package Manager.

13.6.0

• Changes
  • General: Update to Firebase C++ SDK version 13.3.0.
  • General (Android): Update to Firebase Android BoM version 34.6.0.
  • General (iOS): Update to Firebase Cocoapods version 12.6.0.
  • Analytics: Added SetDefaultEventParameters() which allows developers to specify a list of parameters that will be set on every event logged.
  • Analytics: Added a new LogEvent() that take in a IEnumerable of parameters.
  • Firebase AI: Added support for using Server Prompt Templates.

Firebase Unity SDK 13.5.0

Prebuilt versions of the libraries are available for download here for a zip file, here for individual asset package, or here for individual .tgz package for Unity Package Manager.

13.5.0

• Changes
  • Firebase AI: Add support for receiving Live API Transcripts.

Firebase Unity SDK 13.4.0

Prebuilt versions of the libraries are available for download here for a zip file, here for individual asset package, or here for individual .tgz package for Unity Package Manager.

13.4.0

• Changes
  • General: Update to Firebase C++ SDK version 13.2.0.
  • General (Android): Update to Firebase Android BoM version 34.4.0.
  • General (iOS): Update to Firebase Cocoapods version 12.4.0.
  • Firebase AI: Add support for Gemini's URL context tool.
  • Firebase AI: Add more specific methods for sending realtime data to the LiveSession. Deprecate the previous SendMediaChunksAsync method.

Firebase Unity SDK 13.3.0

Prebuilt versions of the libraries are available for download here for a zip file, here for individual asset package, or here for individual .tgz package for Unity Package Manager.

13.3.0

• Changes
  • Firebase AI: Add support for enabling the model to use Code Execution.
  • Messaging: Fix crash when deleting a Message with a Notification. (#1334).

Firebase Unity SDK 13.2.0

Prebuilt versions of the libraries are available for download here for a zip file, here for individual asset package, or here for individual .tgz package for Unity Package Manager.

13.2.0

• Changes
  • General: Update to Firebase C++ SDK version 13.1.0.
  • General (Android): Update to Firebase Android BoM version 34.2.0.
  • General (iOS): Update to Firebase Cocoapods version 12.2.0.
  • Firebase AI: Add support for receiving Thought summaries when generating content.
  • Firebase AI: Remove LiveGenerationConfig.CandidateCount, since the connection fails silently when it is set.

Firebase Unity SDK 13.1.0

Prebuilt versions of the libraries are available for download here for a zip file, here for individual asset package, or here for individual .tgz package for Unity Package Manager.

13.1.0

• Changes
  • Firebase AI: Add support for Developer API backend to LiveSessions.

Firebase Unity SDK 13.0.0

Prebuilt versions of the libraries are available for download here for a zip file, here for individual asset package, or here for individual .tgz package for Unity Package Manager.

13.0.0

• Changes
  • General: Update to Firebase C++ SDK version 13.0.0.
  • General (Android): Update to Firebase Android BoM version 34.0.0.
  • General (iOS): Update to Firebase Cocoapods version 12.0.0.
  • General (iOS, tvOS): Minimum iOS and tvOS deployment target is now 15.0.
  • General: Minimum supported editor version is now Unity 2021.
  • Analytics: Removed deprecated FirebaseAnalytics.ParameterGroupId and Parameter.Dispose methods.
  • Auth: Removed deprecated FirebaseUser.UpdateEmailAsync.
  • Dynamic Links: Removed the Dynamic Links SDK. See the support documentation for more information.
  • Firebase AI: Add support for image generation via Imagen. For more info, see https://firebase.google.com/docs/ai-logic/generate-images-imagen
  • Firebase AI: Add support for Grounding with Google Search.
  • Firebase AI: Add support for defining a Thinking budget.
  • Firebase AI: Deprecated CountTokensResponse.TotalBillableCharacters, use CountTokensResponse.TotalTokens instead.
  • Firebase AI: Changed public field types for ReadOnlyMemory<byte> to byte[], and IEnumerable to IReadOnlyList.
  • Messaging: Removed deprecated FirebaseMessage.Dispose, FirebaseNotification.Dispose, and MessagingOptions.Dispose methods.