---
title: "Gemini API File Search: A Web Developer Tutorial"
url: https://daily.dev/posts/gemini-api-file-search-a-web-developer-tutorial-bysoyggbh
source_url: https://www.philschmid.de/gemini-file-search-javascript
type: article
source: "Philipp Schmid"
published: 2026-05-31T07:41:09.967Z
updated: 2026-05-31T08:30:50.431Z
tags: ["javascript", "typescript", "nlp", "rag", "google-gemini"]
reading_time: 4
upvotes: 0
comments: 0
language: en
---

> ## Documentation Index
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# Gemini API File Search: A Web Developer Tutorial

**[Philipp Schmid](https://daily.dev/sources/philschmid)** · 4 min read · 0 upvotes · 0 comments

## Summary

A step-by-step tutorial covering the full lifecycle of using the Gemini API File Search tool with JavaScript/TypeScript to build a managed RAG system. Topics include creating and managing File Search Stores, uploading files concurrently, configuring custom chunking strategies, running generation queries with metadata filtering, and performing CRUD operations on documents. File storage and embedding generation are free; only initial indexing costs $0.15 per million tokens.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://www.philschmid.de/gemini-file-search-javascript>

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- [Introducing Google’s File Search Tool](https://daily.dev/posts/introducing-google-s-file-search-tool-ufoffp90g) · Towards Data Science · 0 upvotes · 0 comments

---

Tags: [#javascript](https://daily.dev/tags/javascript), [#typescript](https://daily.dev/tags/typescript), [#nlp](https://daily.dev/tags/nlp), [#rag](https://daily.dev/tags/rag), [#google-gemini](https://daily.dev/tags/google-gemini)

[View this post on daily.dev](https://daily.dev/posts/gemini-api-file-search-a-web-developer-tutorial-bysoyggbh)