Brewfather MCP
Your brewery, inside Claude.
An open-source MCP server that connects Claude to your Brewfather account. Ask questions about your batches, track fermentation, manage inventory, and explore recipes — all in natural language.
View on GitHub
A hobby project — clone it and host your own
What Claude can do with your brewery
Three tool categories, covering the full Brewfather workflow.
Batches
- List batchesFilter by status: Planning, Fermenting, Conditioning, and more
- Get batchFull details — gravities, volumes, efficiency, all ingredients
- Update batchRecord OG/FG, pH, volumes, or move to a new status
- Latest readingMost recent sensor reading from iSpindel, Tilt, or manual entry
- All readingsFull chronological gravity and temperature history
- Brew trackerCurrent brew day stage and step completion status
Inventory
- List inventoryBrowse fermentables, hops, yeasts, and misc ingredients
- Get itemStock amount, cost, origin, and brewing characteristics
- Update stockSet exact amounts or adjust by delta (e.g. deduct used hops)
Recipes
- List recipesName, style, batch size, and estimated OG/FG/ABV/IBU
- Get recipeFull ingredient list, mash steps, fermentation profile, water profile
Just ask Claude
A few things you can say once the server is connected.
“What batches am I currently fermenting?”
“Show me the gravity readings for my Hazy IPA batch”
“Move my Stout to Conditioning and record an FG of 1.012”
“How much Citra hops do I have in stock?”
“What's in my Pale Ale recipe — all ingredients and hop schedule?”
“Deduct 100g of Centennial hops from my inventory”