[URGENT] Antigravity functionality failing across all models (Ultra AI)

Hello,

I am writing to report a critical failure regarding the Antigravity functionality within my Google Ultra AI environment. Despite being a premium subscriber, this feature has stopped working entirely across all hosted models in the IDE.

I have verified that the issue is not model-specific, as it fails consistently regardless of the architecture being used. I’ve tested the following:

  • Gemini 3 Flash or Pro (Native)

  • GPT (Hosted via Google Infrastructure)

  • Claude 4.6 Opus (Hosted via Google Infrastructure)

In every instance, the Antigravity parameters are either being ignored or returning a generic execution error. This is a core part of my workflow, and seeing it fail across the board—from Gemini to the integrated third-party models—suggests a deep-seated issue with the environment’s hooks or the Ultra AI tier provisioning.

Environment Details:

  • Subscription: Ultra AI (Paid Tier)

  • Platform: Google Cloud IDE / Vertex AI Model Garden

  • Status: Persistent failure across all model instances.

Has there been a recent update to the API schema or a known outage affecting the Antigravity modules? I would appreciate a swift investigation into my account’s instance.

Hello @josias_bueno,

Thank you for bringing this matter to our attention. Are you still encountering this error? If so, we recommend performing a clean reinstallation of Antigravity and then logging back into your account to see if the issue persists.

Hello.

Yes, same error today.

Rollback to Antigravity Version: 1.19.6.
Configure update to manual on configuration > editor settings > application > update

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