Can Gemini 2.5 Pro perform video RAG on one-hour videos without requiring transcription?

Question

Accepted Answer

## Overview

Gemini 2.5 Pro is capable of performing RAG on video files up to one hour without requiring separate transcription.

## Key Features

The key enabler is Gemini 2.5 Pro's 1 million token context window.

## Technical Specifications

At default resolution, a frame is approximately 258 tokens, combined rate of 300 tokens per second. Maximum input file size is 500 MB.

## How It Works

This approach contrasts with traditional video RAG pipelines requiring keyframe extraction, STT, chunking, embedding, and vector databases.

## Use Cases

## Limitations and Requirements

The integration with Vertex AI provides CMEK and VPC Service Controls for handling sensitive video data.

## Comparison to Alternatives

## Summary

In conclusion, Gemini 2.5 Pro can effectively perform RAG on one-hour videos without needing external transcription.

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