# What is Key Assumption?

A belief your plan depends on that would change the roadmap if it proved wrong, such as how capable the next model will be. Name a few for the next three to six months and recheck them every month.

## In real work

The PM wrote down the key assumption under the agent roadmap, that models will close full refund cases without a handoff by spring, and rechecks it each month.

## Related terms

- [Capability](https://prompthausapp.com/learn/capability.md)
- [Tool Use](https://prompthausapp.com/learn/tool-use.md)
- [Computer Use](https://prompthausapp.com/learn/computer-use.md)
- [Model Generation](https://prompthausapp.com/learn/model-generation.md)
- [Golden Set](https://prompthausapp.com/learn/golden-set.md)

## How is this different from Googling it?

Google gives a definition. Prompthaus pairs each term with how it shows up in standups, PRs, prompts, and design reviews. Then it quizzes you until the word sticks. One term a day on iPhone.

- Category: AI Product
- HTML: https://prompthausapp.com/learn/key-assumption
- App Store: https://apps.apple.com/us/app/prompthaus-ai-vocabulary/id6776314407