CheapGPT
CheapGPT User Manual
Introdution
ChatGPT is very powerful, but the daily signing in and digging through chat logs has been exhausting me.
This is gradually lowering my usage rate and making the monthly subscription fee feel more wasteful.
CheapGPT is more convenient and cost-effective way to use the GPT model.
Benefits
- open and use - You DON'T NEED Many steps for something to do with GPT Models
- save your cost - You DON'T NEED Pay when you are not use GPT Models
- clean desktop - You DON'T NEED Clutter the desktop with another applications.
Getting Started
Configure API KEY
API Key is save and load with chrome.storage.sync API
This is linked to your Google account.
If you are not logged in, 'API Key' will be saved to your computer, not in your Google Account.
This means other people can use your OpenAI API costs.
If this is not possible please make sure to do one of the following
- delete the extension
- log out completely
- Alternatively, enter a random value for the "API Key" in "Options" and save it.
CheapGPT is a client program that can call the OpenAI API. Therefore, an 'API KEY' that can be issued on the OpenAI API platform is required. You must obtain this key yourself.
Options
After obtaining the API KEY, right-click the CheapGPT icon, go to the 'Options', enter it in 'API Key', and save it. Now you are ready to use it.
Basic Usage
In browser: Ctrl + Shift + X
-> start chat
Features
Chat completions
You can use simply type and press Enter
Maintain chat context
This feature may cost more. Please check OpenAI API Pricing
Messages exceeding 8kb will not be saved. because allow only 8k storage per field.
You can see chrome.storage.sync property.
in options
You can turn on 'Maintain Context' in the extension options to include up to 6 messages in your chat message. Maintaining context allows for a more natural conversation.
Model Selection
This feature may cost more. Please check OpenAI API Pricing
in-panel | in-option |
---|---|
in panel | in options |
The model set in the panel is initialized to the default value when the panel is closed. You can change the model set as the default value in the settings.
Multiline input
Multiline Input
You can use multiple lines by pressing shift + enter
in input area.
Clipboard image (vision)
This feature may cost more. Please check OpenAI API Pricing
Image
If you want to upload image from PC, just copy image file from explorer and paste to input. The OpenAI API provides a 'detail' option for processing images. You can choose between low and high, but CheapGPT uses the default value of 'auto'. You can find more details at Specify image input detail level.
Keyboard shortcut
Ctrl + Shift + X
: Open panelCtrl + Shift + L
: Clear messagesCtrl + Shift + F
: Summarize selectionCtrl + Shift + Y
: Open dall-e request form
You can see keyboard shortcuts everytime in extension options page
Summarize Selection
You can easily request a summary of the current selection texts into 3 key points. summary response is not used in context messages.
Generate Image
This feature may cost more. Please check OpenAI API Pricing
Dall-e request form
You can fill out the DALL-E form to request image generation. Messages are not retained, and the received images automatically save in your local machine or you can use a right-click menu. CheapGPT use 'auto' quality option.
초판: 2025. 09. 29. 13:30:23
수정판: 2025. 09. 30. 16:09:25
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