CLOUD DOCUMENT EDITING API

Embed Office editing. We handle the hosting.

Let users open, edit, and save DOCX, XLSX, and PPTX files inside your application. Connect through Thinkfree Cloud API without deploying or maintaining an Office server.

You connect through APIs and pay only for what you use.

Your application.
Our hosted Office editor.

Connect your application to Thinkfree Cloud API to let users open, edit, and save Office document. Thinkfree hosts and operates the editing servers.

STEP 01

Connect your application

Integrate Thinkfree Cloud API with your application and connect your document workflow.

STEP 02

Open and edit documents

Let users edit DOCX, XLSX, PPTX, and ODF files in an editor embedded in your application.

STEP 03

Save changes

Save edited documents back to the storage connected to your application.

Documents, Spreadsheets, and Presentations. Inside your app.

Gives users the tools to edit DOCX, XLSX, PPTX, and ODF files without leaving your application.
Bring document editing into the workflows they already use.

DOCX

Edit DOCX documents

Create and revise business documents with text formatting, tables, and images.

XLSX

Work with XLSX spreadsheets

Update data, calculate with formula, and visualize result with charts.

PPTX

Edit PPTX presentations

Revise slide content and arrange text, images, and shapes.

Let your code and AI edit the same document your users do

Use object-level APIs to update paragraphs, tables, spreadsheet cells, and slide content. Connect your AI agent to these editing operations, and let users review the results and keep editing in your application.

Edit specific parts with code

Read and update individual document object, from paragraphs and tables to cells and shapes.

Connect your own AI agent

Your application manages the model connection and tool-calling loop. Thinkfree executes the document editing operations.

Thinkfree Office AI Assistant updating payment terms in a service agreement

Office editing.
Without the server overhead.

Pay only for what you use. Thinkfree hosts and maintains the Office servers, so your team can focus on your application.

No Office servers to deploy

No server maintenance to manage

Costs tied to your usage

Thinkfree Cloud API usage-based pricing illustration with ascending blue bars and a pay-as-you-go billing label.

DEPLOYMENT OPTIONS

Choose how you deploy Office editing

Use Thinkfree’s hosted service or run the editor on your own infrastructure.

Thinkfree Cloud API

We host. You integration.

Add Office editing to your application without setting up or maintaining Office servers.

SERVER OPERATIONS

Managed by Thinkfree

DEPLOYMENT

Connect your application through APIs

PRICING MODEL

Usage-based billing

BEST FOR

Teams that want to avoid operating Office servers

Document Editor SDK

Deploy on your infrastructure.

Run Thinkfree’s Office editor in your own environment and manage the infrastructure

SERVER OPERATIONS

Office servers operated by your team

DEPLOYMENT

Deploy on your private cloud or on-premises

PRICING MODEL

License-based pricing

BEST FOR

Teams that need their own deployment environment

FAQ

Frequently asked questions

Do I need to deploy an Office server?

No. Thinkfree hosts and maintains the Office servers. You integrate the hosted editor into your application through Thinkfree Cloud API.

Users can open, edit, and save DOCX, XLSX, and PPTX files inside your application.

You can connect your document workflow so users can open files and save their changes back to the storage connected to your application. See the integration guide for supported storage connections and setup requirements.

Yes. Connect your AI agent to supported document editing operations. Your application manages the model connection and tool-calling loop, while users can review the results and continue editing the same document.

Thinkfree Cloud API uses usage-based billing. You pay for what you use, while Thinkfree handles Office server hosting and maintenance.

Choose Document Editor SDK if you need to deploy and operate Thinkfree Office on your own cloud or on-premises infrastructure. Choose Cloud API if you prefer Thinkfree to host and maintain the Office servers.

GET STARTED

Start building with Thinkfree Cloud API

Use the included credits to try Office editing and start integrating it into your application through the Developer Console.