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InjectGPT

ExtensionTools
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Item video thumbnail
Item media 2 (screenshot) for InjectGPT
Item video thumbnail
Item video thumbnail
Item media 2 (screenshot) for InjectGPT

Overview

Inject your custom system and developer prompt. Also lets you change the model and hardcode it!

This extension lets you override the System prompt of OpenAI's model ChatGPT. You can change the system prompt, developer prompt and model as you like. This also works with no account. You can set your system prompt and it will always remember it, also with completely new chats. It intercepts on the network level and injects the system prompt automatically.

Details

  • Version
    2.0.0
  • Updated
    February 4, 2026
  • Size
    10.76KiB
  • Languages
    English
  • Developer
    Email
    help@dealdepot.io
  • Non-trader
    This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

The developer has disclosed that it will not collect or use your data.

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes
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