Save yourself
an hour everyday
Use AI in Excel formulas to run your prompt on thousands of rows of tasks in minutes.
AI models in your spreadsheet
Automate Digital Labor
Use Cellm to speedrun repetitive everyday tasks instead of copy-pasting data in and out of chat windows.
Fetch Real-Time Data
Let models browse the web to e.g., monitor your competitor's blogs, prices, and social media everyday before your daily 09:00 meeting.
Trigger External Tools
Let models perform actions in other systems on your behalf, like sending emails, updating CRMs, or making API calls.
It's just Excel
Use your existing spreadsheet expertise to automate boring work, so you can use your brain to think, plan, and create.
Use AI in Excel formulas
The fast way to actually get AI working for you
Turn your Excel expertise into AI skills
- Build AI-driven workflows within your comfort zone. No new programming langues to learn.
- Make quick work of data cleaning, classification, and extraction tasks that once took hours.
- Become your team's go-to AI person. Automate for yourself, then share your technique.
“I love feeding data to ChatGPT, one copy-paste at a time”
— no one who’s run the same prompt 5 times
Boost team productivity, no developers needed
- Enable marketing, finance, sales, operations and other teams to automate everyday tasks themselves without developers.
- Bypass lengthy rollouts of specialized AI systems. Your team already have Excel on their computers.
- Immediately free your team from repetitive manual work with the spreadsheet they already master.
This is the second legitimate use for AI I've seen in the past three years.
— Addy Espresso, on x.com
Personal Support
We personally respond to every email, and deeply care about the problems we're solving. Want to be personally onboarded? Find a bug? Email us.
Reliable
We run a self-funded, sustainable business backed 100% by our customers. Cellm is built to last, and we expect to be running it in ten years.
Hosted & Local Models
Use the world's most powerful models from Anthropic, OpenAI, and others, or run models on your own computer to ensure no data ever leaves your machine.
You already use AI for everyday tasks
Now use an Excel formula to run your prompt on thousands of rows of tasks.
Simple to install, quicker than
copy-pasting chat messages
- Sign up and install.
- Open Excel and select your preferred model.
- Instantly use AI formulas, no coding required.
First off, love this tool. Thank you! Works well with the default Ollama.
— Agentc77, on github.com
If you can write a formula,
you can use Cellm.
- AI formulas behave like native Excel cells.
- Prompts can reference other cells and re-run when inputs change.
- Outputs can be filtered, charted, and used in other Excel formulas.
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Simple, transparent pricing
Start slow, upgrade as you grow. No hidden fees or long-term commitments.
Power User
Full flexibility for technical people. Ideal if you prefer to manage your own API keys or run models locally.
- Anthropic, OpenAI, and local models
- Zero data retention
- Community & Email support
Professional
Maximum performance with minimal setup. Get started instantly. Includes $20 of Google Gemini usage.
- AWS, Azure, Google, and more
- We handle API keys for you
- Use external tools and data via MCP
Teams
The easiest way for your team to use AI in Excel. Pay only for assigned users after setup. Includes $40 of Google Gemini usage per user.
- Central billing
- Team management
- Higher usage limits