fix(gemini): update model catalog for retired/new Gemini models#11793
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fix(gemini): update model catalog for retired/new Gemini models#11793
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Gemini 1.x models are fully retired (returning 404), gemini-3-pro-preview was shut down March 9 2026, and new 3.1 series models were missing. - Add gemini-3.1-pro-preview, gemini-3.1-flash-lite-preview, gemini-3.1-flash-image-preview - Replace gemini-3-pro-preview with gemini-3.1-pro-preview everywhere - Remove retired Gemini 1.x models (gemini-1.0-pro, gemini-1.5-pro, gemini-1.5-flash, gemini-1.5-flash-8b) - Remove retired experimental 2.0 image gen models - Fix default model from retired gemini-pro to gemini-2.5-flash - Update docs, onboarding config, VSCode schema, GUI model picker, VertexAI provider - Update isRecommendedAgentModel regex and tests Fixes #10996, #10998
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2 issues found across 15 files
Prompt for AI agents (unresolved issues)
Check if these issues are valid — if so, understand the root cause of each and fix them. If appropriate, use sub-agents to investigate and fix each issue separately.
<file name="extensions/vscode/config_schema.json">
<violation number="1" location="extensions/vscode/config_schema.json:973">
P2: The Gemini model enum is missing `gemini-3.1-flash-image-preview`, so a supported Gemini model is rejected by VS Code schema validation.</violation>
</file>
<file name="core/llm/toolSupport.ts">
<violation number="1" location="core/llm/toolSupport.ts:464">
P2: The new Gemini regex is too broad and will incorrectly classify `gemini-3-flash` (non-preview) as a recommended agent model.</violation>
</file>
Reply with feedback, questions, or to request a fix. Tag @cubic-dev-ai to re-run a review.
- Add missing gemini-3.1-flash-image-preview to VS Code schema enum - Tighten isRecommendedAgentModel regex to match 3-flash-preview (not bare 3-flash) - Update case-insensitivity tests for new model names
This was referenced Mar 25, 2026
- Rename test to "Gemini 3.1 Pro and 3 Flash Preview models" to match assertions - Update chat.mdx heading from "Gemini 3 Pro" to "Gemini 3.1 Pro"
Patrick-Erichsen
approved these changes
Mar 25, 2026
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Summary
gemini-3.1-pro-preview,gemini-3.1-flash-lite-preview,gemini-3.1-flash-image-preview)gemini-3-pro-previewwithgemini-3.1-pro-previewacross codebasegemini-1.0-pro,gemini-1.5-pro,gemini-1.5-flash,gemini-1.5-flash-8b) which return 404gemini-protogemini-2.5-flashFixes #10996
Fixes #10998
Context
Google retired all Gemini 1.x models and shut down
gemini-3-pro-previewon March 9, 2026 (redirects togemini-3.1-pro-preview). New 3.1 series models are now the recommended defaults. Thev1betaAPI base was already correct.Test plan
gemini-3.1-pro-previewworks with Gemini API keygemini-3-flash-previewworks with Gemini API keytoolSupport.test.tstests passSummary by cubic
Update the Gemini model catalog to add the 3.1 series, remove retired 1.x and old 3 Pro models, and align defaults, UI, and docs with supported options. Also fixes schema and agent-model detection so users only see and select working models.
New Features
gemini-3.1-pro-preview,gemini-3.1-flash-lite-preview, andgemini-3.1-flash-image-previewgemini-3.1-flash-image-preview), onboarding, docs (Gemini 3.1 Pro heading), and providers (Gemini,VertexAI,CometAPI)gemini-3.1-pro-previewandgemini-3-flash-previewonly; refreshed tests and recommendationsMigration
gemini-1.0-pro,gemini-1.5-pro,gemini-1.5-flash,gemini-1.5-flash-8b, and retired 2.0 image-gen variantsgemini-3-pro-previewwithgemini-3.1-pro-preview; replacegemini-prowithgemini-2.5-flashwhere usedWritten for commit 440ff0c. Summary will update on new commits.