Data & Storage · Integration

Google Sheets

Add Google Sheets to your product for your customers, and give your AI agents governed access to it.

Embed a Google Sheets integration so your customers can read and write their own spreadsheets from inside your product, which for many teams is where the operational data actually lives. Every sheet is laid out differently, so column and range mapping is configuration per customer rather than code, and a layout change on their side is a mapping update rather than a release on yours. fastn handles per-user OAuth, token refresh, pagination, and API upkeep.

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In your product

Embedded for your customers. Per-tenant auth, no per-customer code, maintained by fastn.

Let customers pull rows from their own spreadsheets into your product, mapped to their columns.

Append or update rows from your product so a spreadsheet the team relies on stays current.

Read a sheet's header row at runtime so your product adapts to each customer's layout.

Refresh a range on a schedule so reporting in your product is not working from a stale copy.

For your AI agents

Governed, audited access for the agents you build, through the MCP server.

An agent reads a range before answering a question grounded in the customer's own numbers.

An agent appends or updates rows within governed permissions, with each write logged.

An agent reconciles a sheet against another connected system and reports the differences.

Example prompt

Read the pipeline sheet and list rows missing an owner or with a close date already in the past.

Set up Google Sheets in 4 steps

  1. 01Open the Google Sheets connector from your fastn dashboard.
  2. 02Have each customer authenticate their own Google account with OAuth and select spreadsheets.
  3. 03Map the sheets, ranges, and columns your product uses, then enable actions and triggers.
  4. 04Call them from your product, or expose them to an agent through the MCP server.

Why teams use the Google Sheets integration

What you get by embedding it with fastn instead of building it yourself.

  • Ship a Google Sheets integration without building it. Your customers connect their own Google Sheets account inside your product and work their records, datasets and fields there, with no per-customer code on your side.
  • Handle the part that actually costs time: schemas differ per customer and change without notice, and volumes can be large. fastn owns the auth, token refresh, rate limits, pagination and breaking-change fixes, so a Google Sheets update is not your on-call problem.
  • One integration serves your product and your agents. The same governed Google Sheets connection powers in-product features and gives AI agents scoped, audited access, so you read and write your customers' data where it already lives without wiring it twice.

Used by these teams

EngineeringData & Analytics

Compare with

AirtableBigQuery

Works well with

Google Docs

Often used alongside

Tools the same teams tend to run next to Google Sheets, across other categories.

Anthropic ClaudeOpenAIAzure OpenAIHugging Face

Google Sheets integration FAQ

How do I add a Google Sheets integration to my product?

Enable the Google Sheets connector in your fastn dashboard, then let each customer authenticate their own Google Sheets account. fastn handles the OAuth flow, token storage and refresh per tenant, so there is no Google Sheets client code in your app and no per-customer branch in your codebase. Setup is 4 steps.

Do my customers each connect their own Google Sheets account?

Yes. Every connection is scoped to the individual customer, so each authorises their own Google Sheets account and only ever sees their own records, datasets and fields. That per-tenant isolation is the point of an embedded integration: you support the long tail of customer setups without maintaining an integration per customer.

Can AI agents use this Google Sheets integration?

Yes. The same connection is exposed to your agents through the fastn MCP gateway, with permissions scoped per tenant and every call audited. An agent reads a range before answering a question grounded in the customer's own numbers.

Who maintains the Google Sheets integration?

fastn does. When Google Sheets changes an endpoint, deprecates a field or alters its auth, the fix lands in the connector rather than in your backlog, and your customers' connections keep working.

Does the Google Sheets integration adapt when a customer's schema changes?

Schema and field mapping is configuration per customer, so a change on their side is a mapping update rather than a code change and a release on yours.

How are large Google Sheets reads handled?

Pagination and throttling are handled for you, and initial backfills are rate-limited so a large import does not exhaust a customer's API allowance.

What can I build with the Google Sheets integration?

A common starting point: pull rows from their own spreadsheets into your product, mapped to their columns. Teams also use it for the other use cases listed above, and expose it to agents for governed reads and writes.

How much does the Google Sheets integration cost?

It is included. Pricing is based on connected accounts, not on how many connectors you enable, so adding Google Sheets does not change your per-connector cost. You can start free with 3 connected accounts.

Add Google Sheets to your product

Start free with 3 connected accounts. No sales call required, and no per-customer integration code.

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