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Starting April 29, 2025, Gemini 1.5 Pro and Gemini 1.5 Flash models are not available in projects that have no prior usage of these models, including new projects. For details, see Model versions and lifecycle .

REST Resource: projects.locations

Resource

There is no persistent data associated with this resource.

Methods
`augmentPrompt`	Given an input prompt, it returns augmented prompt from vertex rag store to guide LLM towards generating grounded responses.
`corroborateContent`	Given an input text, it returns a score that evaluates the factuality of the text.
`evaluateDataset`	Evaluates a dataset based on a set of given metrics.
`evaluateInstances`	Evaluates instances based on a given metric.
`generateInstanceRubrics`	Generates rubrics for a given prompt.
`generateSyntheticData`	Generates synthetic data based on the provided configuration.
`getRagEngineConfig`	Gets a RagEngineConfig.
`retrieveContexts`	Retrieves relevant contexts for a query.
`updateRagEngineConfig`	Updates a RagEngineConfig.

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Last updated 2025-09-05 UTC.

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REST Resource: projects.locations

Resource

Methods

`augmentPrompt`

`corroborateContent`

`evaluateDataset`

`evaluateInstances`

`generateInstanceRubrics`

`generateSyntheticData`

`getRagEngineConfig`

`retrieveContexts`

`updateRagEngineConfig`

REST Resource: projects.locations Stay organized with collections Save and categorize content based on your preferences.

Resource

Methods

REST Resource: projects.locations