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Make a project for your tank
In ChatGPT's left sidebar, click New project (under Projects). Name it after your tank, like OpenDose · Display.
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Add the Core file
Inside the project, click Add files and choose OpenDose-Core.md. Don't have it yet? Download it from your member page.
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Tell it to use the Core every time
Click Instructions in the project, paste the text below, and save.
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Say “let's start”
Start a new chat inside the project (type in the box on the project page) and send let's start. Your AI asks about your tank, one question at a time.
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Save your tank file
At the end, it gives you a tank file. Download it, then click Add files in the project again and add it. From now on, every chat in this project knows your whole tank.
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Make a project for your tank
In Claude's left sidebar, click Projects, then New project. Name it after your tank, like OpenDose · Display.
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Add the Core file
In the project's Files panel (it may say Project knowledge), click + and upload OpenDose-Core.md. Don't have it yet? Download it from your member page.
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Tell it to use the Core every time
Click Instructions (or Set project instructions), paste the text below, and save.
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Say “let's start”
Start a new chat inside the project and send let's start. Claude asks about your tank, one question at a time.
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Save your tank file
At the end, it gives you a tank file. Download it, then add it to the project's Files with +. From now on, every chat in this project knows your whole tank.
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Make a Gem for your tank
In Gemini, Gems work like projects. In the left sidebar, open Gems (or Explore Gems) and click New Gem. Name it after your tank, like OpenDose · Display.
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Tell it to use the Core every time
Paste the text below into the Gem's Instructions box.
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Add the Core file
Under Knowledge, click + and upload OpenDose-Core.md, then click Save. Don't have it yet? Download it from your member page.
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Say “let's start”
Open your new Gem and send let's start. Gemini asks about your tank, one question at a time.
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Save your tank file
At the end, it gives you a tank file. Save it, then edit the Gem and add it under Knowledge next to the Core. From now on, every chat with this Gem knows your whole tank.
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Look for projects
Most AI chats have a way to keep files and instructions together, often called Projects, Spaces or Folders. If yours does, make one named after your tank, like OpenDose · Display.
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Add the Core file
Upload OpenDose-Core.md to it. Don't have it yet? Download it from your member page.
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Tell it to use the Core every time
Paste the text below wherever it takes instructions for the project.
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Say “let's start”
Start a chat in that project and send let's start.
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No projects? Use the starter message
On your member page, click Copy starter message and paste it into a new chat. Keep the tank file it gives you, and paste it in at the start of each new chat.
Phone or computer?
Setting up is easiest on a computer. The project you make shows up in the phone app too, so after that you can chat from anywhere.
More than one tank?
Make one project per tank, each with its own copy of the Core and its own tank file. Tanks sharing one sump count as one.
When the Core updates
Your member page shows when there's a new Core, and your AI reminds you too. Download the new file and replace the old one in each project.
Ready?