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Know when to buy, switch, or wait on your AI tool stack.

Change impact watchlist

Track AI tool changes before your team renews the wrong stack.

Save the tools your team is evaluating, see which tracked changes affect that shortlist, and generate a decision memo you can share without sending internal docs or code.

Tools in this stack

Impact alerts

What changed for this shortlist

Impact score: 80

Estimated monthly cost: $100

updateApr 7, 2026

NotebookLM

NotebookLM is no longer safe to treat as a niche sidecar for only a few power users. Buyers comparing research-heavy seats now need to consider it as a mainstream specialist for source-grounded synthesis, especially inside Google-centric teams.

Update the decision memo before sharing this stack.

updateApr 3, 2026

NotebookLM

NotebookLM becomes easier to buy as a governed source-synthesis layer because the upgrade path is now more explicit and can be attached to existing Google administration instead of looking like a fuzzy consumer add-on.

Update the decision memo before sharing this stack.

Decision memo

Exportable buying note

# AI Stack Decision Memo: Team AI shortlist

Buyer context: team / coding
Team size: 5
Selected tools: Perplexity, NotebookLM
Estimated monthly self-serve cost: $100
Highest impact: update

## Impact Alerts
- NotebookLM: NotebookLM's broader rollout and multilingual audio push it onto more mainstream shortlists. Update the decision memo before sharing this stack.
- NotebookLM: NotebookLM now documents Standard, Plus, Pro, and Ultra limits with Workspace and Education eligibility. Update the decision memo before sharing this stack.

## Pricing Caveats
- NotebookLM: No published seat pricing is available for direct comparison.
- At least one selected tool lacks complete self-serve monthly pricing.

## Evidence
- [Perplexity](https://www.perplexity.ai)
- [NotebookLM](https://notebooklm.google)
- [perplexity vs notebooklm](/en/compare/perplexity-vs-notebooklm)
- [notebooklm vs notion-ai](/en/compare/notebooklm-vs-notion-ai)

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