# ProductBrain

## Docs

- [Authentication](https://docs.productbrain.com/api-reference/authentication.md)
- [API Overview](https://docs.productbrain.com/api-reference/introduction.md): Read, search, and mutate your ProductBrain project programmatically.
- [Iterations](https://docs.productbrain.com/api-reference/iterations.md)
- [Mutations](https://docs.productbrain.com/api-reference/mutations.md)
- [Nodes](https://docs.productbrain.com/api-reference/nodes.md)
- [Search](https://docs.productbrain.com/api-reference/search.md)
- [May 23, 2026](https://docs.productbrain.com/changelog/2026-05-23.md): Need-first entry point, header redesign.
- [May 29, 2026](https://docs.productbrain.com/changelog/2026-05-29.md): Onboarding wizard, AI state machine, need-first entry, jobs-as-proof reframing.
- [Approaches](https://docs.productbrain.com/framework/approaches.md)
- [Goals](https://docs.productbrain.com/framework/goals.md)
- [Iterations](https://docs.productbrain.com/framework/iterations.md)
- [Jobs](https://docs.productbrain.com/framework/jobs.md)
- [Kano](https://docs.productbrain.com/framework/kano.md)
- [Needs](https://docs.productbrain.com/framework/needs.md)
- [The Model](https://docs.productbrain.com/framework/overview.md): Goal → Need → Approach → Job. Four levels that trace any work to its business outcome.
- [Tree Vs Matrix](https://docs.productbrain.com/framework/tree-vs-matrix.md)
- [Assign Jobs](https://docs.productbrain.com/guides/assign-jobs.md)
- [For Builders](https://docs.productbrain.com/guides/builder-intro.md): A structured planning surface your AI agents can read and write to.
- [Builder Quickstart](https://docs.productbrain.com/guides/builder-quickstart.md): Get your API key and connect your first agent in 2 minutes.
- [Create Iterations](https://docs.productbrain.com/guides/create-iterations.md)
- [Delivery Map](https://docs.productbrain.com/guides/delivery-map.md)
- [First Brain](https://docs.productbrain.com/guides/first-brain.md)
- [What is ProductBrain?](https://docs.productbrain.com/guides/introduction.md): A logic-driven product planning tool for technical founders and teams building with AI.
- [For Strategists](https://docs.productbrain.com/guides/strategist-intro.md): Map out your product thinking with AI that helps you explore, not just execute.
- [Strategist Quickstart](https://docs.productbrain.com/guides/strategist-quickstart.md): Build your first planning tree in minutes.
- [Builder With Agents](https://docs.productbrain.com/use-cases/builder-with-agents.md)
- [Pm Strategist](https://docs.productbrain.com/use-cases/pm-strategist.md)
- [Solo Founder](https://docs.productbrain.com/use-cases/solo-founder.md)