One setup. Zero thinking.

Your household's
meal planning OS

Tell us about your family once. Get a complete week of real dinners — plus a categorised grocery list — from a single message. Every week, forever.

1

Set it up once

Fill in your household profile. About 5 minutes.

2

Paste into Claude

Drop your system prompt into a Claude Project — free to use.

3

Type "plan" each week

Full week of meals + grocery list in seconds.

Takes about 5 minutes  ·  Free forever

Your household Step 1 of 6
Step 1 of 6

Who are you feeding?

Tell Meal OS who's at your table — it uses this to scale portions and calibrate plans.

Adults
2
Kids
0
Household nickname (optional)

Makes your plan feel personal — not required.

Step 2 of 6

Budget & shopping

Your weekly number locked in permanently — every plan Meal OS generates will hit it.

Weekly grocery budget
$ / week
Please select a budget before continuing.

AUD, USD, GBP — whatever works for you. Meal OS just needs a number.

Preferred store(s) (optional)

Helps Meal OS reference realistic pricing and product availability.

Which meals do you want planned?
Step 3 of 6

Cooking reality

Not what you aspire to — what Tuesday night actually looks like.

Weeknight time limit
Weekend cooking time
Appliances you actually use

Meal OS will suggest recipes that use these. Leave all blank if you stick to stovetop + oven.

Cooking skill
Batch cooking
Step 4 of 6

Weekly schedule

On hectic nights Meal OS only suggests meals on the table in 25 minutes or less. No stress.

Your hectic nights

Select nights where dinner needs to be very fast. Leave blank to treat every night as a relaxed cook.

Any notes per day? (optional)
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Standing weekly meal (optional)

Meal OS will lock this in every week and plan around it.

Step 5 of 6

Food rules & tastes

Hard rules first, preferences second. Meal OS enforces all of these, quietly, every week.

Dietary requirements
Allergies, intolerances & hard avoids
Cuisines you love
Picky eater notes (optional)
Household favourites (optional)
Step 6 of 6

Final preferences

How should Meal OS behave week to week.

Meal rotation

How long before Meal OS can suggest the same meal again.

New recipes per week
System behaviour
Anything else Meal OS should know? (optional)

Your Meal OS is ready.

Copy this prompt and paste it into a Claude Project.
That's all the setup you'll ever do.

Your personalised Meal OS system prompt
Then follow the steps below ↓
Your weekly trigger commands
plan plan easy week plan big cook weekend swap monday leftovers [ingredients] quick 3 meals new recipe grocery list no-spend week

Type any of these in your Claude Project. plan is all you need each week.

What to do next — takes 2 minutes
1
Open Claude. Go to claude.ai and sign in or create a free account.
2
Create a new Project. Click Projects in the left sidebar → + New Project. Name it Meal OS.
3
Paste your prompt. Inside the project, click Set project instructions. Paste your Meal OS prompt. Save.
4
Type plan. Start a new chat inside your Meal OS project. Type plan. Complete week + grocery list — done.
2,400+ families running Meal OS — free forever