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feat: launch Gemini 3 in Gemini CLI 🚀🚀🚀 (in main) (#13287)

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Co-authored-by: Adam Weidman <65992621+adamfweidman@users.noreply.github.com>
Co-authored-by: Sehoon Shon <sshon@google.com>
Co-authored-by: Adib234 <30782825+Adib234@users.noreply.github.com>
Co-authored-by: Sandy Tao <sandytao520@icloud.com>
Co-authored-by: Abhi <43648792+abhipatel12@users.noreply.github.com>
Co-authored-by: Aishanee Shah <aishaneeshah@gmail.com>
Co-authored-by: gemini-cli-robot <gemini-cli-robot@google.com>
Co-authored-by: Gal Zahavi <38544478+galz10@users.noreply.github.com>
Co-authored-by: Jacob Richman <jacob314@gmail.com>
Co-authored-by: joshualitt <joshualitt@google.com>
Co-authored-by: Jenna Inouye <jinouye@google.com>
This commit is contained in:
Shreya Keshive
2025-11-18 12:01:16 -05:00
committed by GitHub
parent 78075c8a37
commit 86828bb561
79 changed files with 3148 additions and 605 deletions
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packages/core/src/config/models.ts
+55 -4
View File
@@ -4,17 +4,54 @@
* SPDX-License-Identifier: Apache-2.0
*/
export const PREVIEW_GEMINI_MODEL = 'gemini-3-pro-preview';
export const DEFAULT_GEMINI_MODEL = 'gemini-2.5-pro';
export const DEFAULT_GEMINI_FLASH_MODEL = 'gemini-2.5-flash';
export const DEFAULT_GEMINI_FLASH_LITE_MODEL = 'gemini-2.5-flash-lite';
export const DEFAULT_GEMINI_MODEL_AUTO = 'auto';
// Model aliases for user convenience.
export const GEMINI_MODEL_ALIAS_PRO = 'pro';
export const GEMINI_MODEL_ALIAS_FLASH = 'flash';
export const GEMINI_MODEL_ALIAS_FLASH_LITE = 'flash-lite';
export const DEFAULT_GEMINI_EMBEDDING_MODEL = 'gemini-embedding-001';
// Cap the thinking at 8192 to prevent run-away thinking loops.
export const DEFAULT_THINKING_MODE = 8192;
/**
* Resolves the requested model alias (e.g., 'auto', 'pro', 'flash', 'flash-lite')
* to a concrete model name, considering preview features.
*
* @param requestedModel The model alias or concrete model name requested by the user.
* @param previewFeaturesEnabled A boolean indicating if preview features are enabled.
* @returns The resolved concrete model name.
*/
export function resolveModel(
requestedModel: string,
previewFeaturesEnabled: boolean | undefined,
): string {
switch (requestedModel) {
case DEFAULT_GEMINI_MODEL_AUTO:
case GEMINI_MODEL_ALIAS_PRO: {
return previewFeaturesEnabled
? PREVIEW_GEMINI_MODEL
: DEFAULT_GEMINI_MODEL;
}
case GEMINI_MODEL_ALIAS_FLASH: {
return DEFAULT_GEMINI_FLASH_MODEL;
}
case GEMINI_MODEL_ALIAS_FLASH_LITE: {
return DEFAULT_GEMINI_FLASH_LITE_MODEL;
}
default: {
return requestedModel;
}
}
}
/**
* Determines the effective model to use, applying fallback logic if necessary.
*
@@ -26,23 +63,37 @@ export const DEFAULT_THINKING_MODE = 8192;
*
* @param isInFallbackMode Whether the application is in fallback mode.
* @param requestedModel The model that was originally requested.
* @param previewFeaturesEnabled A boolean indicating if preview features are enabled.
* @returns The effective model name.
*/
export function getEffectiveModel(
isInFallbackMode: boolean,
requestedModel: string,
previewFeaturesEnabled: boolean | undefined,
): string {
// If we are not in fallback mode, simply use the requested model.
const resolvedModel = resolveModel(requestedModel, previewFeaturesEnabled);
// If we are not in fallback mode, simply use the resolved model.
if (!isInFallbackMode) {
return requestedModel;
return resolvedModel;
}
// If a "lite" model is requested, honor it. This allows for variations of
// lite models without needing to list them all as constants.
if (requestedModel.includes('lite')) {
return requestedModel;
if (resolvedModel.includes('lite')) {
return resolvedModel;
}
// Default fallback for Gemini CLI.
return DEFAULT_GEMINI_FLASH_MODEL;
}
/**
* Checks if the model is a Gemini 2.x model.
*
* @param model The model name to check.
* @returns True if the model is a Gemini 2.x model.
*/
export function isGemini2Model(model: string): boolean {
return /^gemini-2(\.|$)/.test(model);
}