Hours of work
finished in minutes
Bulk-process thousands of repetitive tasks with AI in Excel.
AI models on your spreadsheet
Monitor Web Content
Monitor news, track competitors, or follow social media engagements by filtering data pulled directly from the web.
Scan File Content
Analyze thousands of files by letting models read PDFs, extract meaning, and classify content.
Translate Text
Write product descriptions and translate to multiple languages.
Clean Data
Identify and correct errors, inconsistencies, and missing values in your data.
Use AI in Excel formulas
The fast way to actually get AI working for you
Simple to install,
Easier Than VLOOKUP
- Download and double-click a single file.
- Connect to your preferred model.
- Instantly use AI formulas, no coding required.
This is the second legitimate use for AI I've seen in the past three years.
— Addy Espresso, on x.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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Work Faster
Use Cellm for repetitive tasks that would normally require copy-pasting data in and out of a chat window many times.
Import Data
Search through files on your disk, scrape web pages, and format data for charting, sorting, and other Excel functions.
Trigger External Tools
Perform actions in other systems like sending emails, updating CRMs, or making API calls.
Use Hosted Models
Use the worlds most powerful models from Anthropic, Mistral, OpenAI, and DeepSeek.
Use Local Models
Run models on your own computer via Ollama, vLLM, or Llamafiles and ensure no data ever leaves your machine.
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.
Simple, transparent pricing
Start free, upgrade as you grow. No hidden fees or long-term commitments.
Free
Run local models or bring-your-own API key and pay for the tokens you use at provider prices.
- Anthropic, OpenAI, and local models
- Prompts are used to improve Cellm
- Community & Email support
- Mistral, DeepSeek
- Zero data retention
- Community & Email support
- We manage API keys for you
- Zero data retention
- Community & Email support