Search & Research

NotebookLM

Google · #11 most active of 14 in Search & Research

Compare →

Grounded research notebook with audio and video overviews.

Current version

2025

Entry cost

Free, Pro via Google AI Plus

Changes / 30d

0

The short answers

What is the latest version of NotebookLM?
The current shipped version of NotebookLM is 2025.
How much does NotebookLM cost?
NotebookLM has no published flat entry price. Free, Pro via Google AI Plus
What AI model does NotebookLM use?
NotebookLM runs primarily on Gemini 3.

Source: Google (no public source page recorded) · Reusable under CC BY 4.0 — cite Tomorrow

Capabilities

  • Source grounding
  • Audio overviews
  • Mind maps

Pricing

Free, Pro via Google AI Plus

Entry price over time

Not enough pricing history yet — we start charting from the second observation.

Geek mode

Models under the hood

  • Gemini 3

    Google

    disclosed

Context window

Public API

no

Multi-model routing

no

Stack signals

  • Google Cloud

Shared model stack

Other tracked products running on the same foundation models — a quick read on how much of the catalog moves when one of these models changes.

green disclosed · amber inferred · grey unattributed. Aliases are folded into one model; provider concentration counts only models with an established vendor.

Reported scale

Reference data. Each figure is whatever the source actually said — weekly users, downloads, revenue run-rate — with its own definition and date. These are not comparable between tools and are never used to rank anything.

No public usage figure on record for this product.

Public market scorecard

Alphabet investor relations

Google trades as NASDAQ: GOOGL. Figures below are as reported for Q2 2026 on Jul 23, 2026; market levels are the close on Aug 6, 2026 and are a reference marker, not a live quote.

Q2 2026 revenue

$103B

+15% YoY

Google Cloud
~$16B
+30% YoY
Gemini app users
~950M MAU
company stated

Market reference

Share price~$215
12-month change+25%
Market cap~$2.6T
Live quote

Also in Search & Research

All Search & Research
Elicit

Elicit

8

AI research assistant for papers

Version
Research Agent
Cost
Free tier · from $11/mo
Model
Claude
Gemini

Google

7

Google's assistant and model family

Version
Gemini 3.8 Flash
Cost
from $1/mo
Model
Gemini 2.5 Flash Image

Multi-step research reports

Version
gpt-6-astra
Cost
from $20/mo
Model
GPT-5.2 Thinking
Exa

Exa

2

Search API built for AI

Version
Exa Agent
Cost
Free tier includes $10/mo in credits. Pay-as-you-go thereafter (e.g. Search at $7/1k requests, Contents at $1/1k pages).
Model
agentic models
Glean

Glean

2

Enterprise search and agents over every internal system.

Version
June 2026
Cost
from $100/mo
Model
40+ Unique LLMs (
Perplexity

Perplexity

2

Answer engine with citations

Version
Sonar API
Cost
from $20/mo
Model
Claude Opus 4.5

Elsewhere on the same models

Products in other segments that name one of NotebookLM's models in their stack.

Gemini across Docs, Sheets, Gmail and Meet.

Version
2025
Cost
Bundled in Workspace plans
Model
Gemini 3

Change history

No changes recorded yet.

Subscribe to NotebookLM changes

NotebookLM compared

Straight head-to-head pages against the busiest products in Search & Research.

How to cite this page

Free to cite and reuse under CC BY 4.0. Permalink: https://tomorrow.aliensquad.ai/tools/notebooklm

APA
Tomorrow. (2026). NotebookLM — version, pricing and model stack [Data set entry]. AlienSquad. Retrieved 2026-09-17, from https://tomorrow.aliensquad.ai/tools/notebooklm
BibTeX
@misc{tomorrow-tools-notebooklm,
  author       = {{Tomorrow}},
  title        = {NotebookLM — version, pricing and model stack},
  year         = {2026},
  publisher    = {AlienSquad},
  howpublished = {\url{https://tomorrow.aliensquad.ai/tools/notebooklm}},
  note         = {Accessed: 2026-09-17}
}