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Last updated
Apr 16, 2026
Knowledge cutoff
2026-01-31
Input modalities
Output modalities
Capabilities
1,000,000 tokens
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Every memory links back to the session, file, or source it came from with full transparency and control.
You can access Brain and your saved memories under "Customize" in the sidebar.
Read more about Brain: perplexity.ai/hub/blog/self-…
With Brain, Computer starts each task with full context of your projects, decisions, and sources instead of from scratch.
On tasks that require past context, Brain improves answer correctness by 25%, recall by 16%, and runs 13% cheaper per task.
Introducing Brain in Computer.
Brain is a continuously learning memory system. Every task on Computer plugs into a context graph built by Brain.
It makes Computer more stateful with every run.
Available as a research preview for all Perplexity Max subscribers.
Video
Deep Research in Computer is built on our Search as Code architecture.
The model writes code that assembles search itself, running thousands of retrieval steps in parallel, tailored to each question.
It outperforms legacy Deep Research on every benchmark.
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