# Code By AI vs Gemini Notebook

> Code By AI: One API key for Claude Code, Codex and Gemini — billed per token, from 1/6 of the official price.
> Gemini Notebook: Google's Gemini Notebook, formerly NotebookLM, answers questions and builds summaries from your own sources

- Code By AI profile: https://finderatlas.com/tools/code-by-ai
- Gemini Notebook profile: https://finderatlas.com/tools/notebooklm
- Comparison page: https://finderatlas.com/compare/code-by-ai-vs-notebooklm
- Last reviewed: November 2026

## Verdict

Code By AI is listed under Coding AI and Gemini Notebook under AI Assistants. Only Gemini Notebook has a free plan or trial. Only Code By AI is available on CLI and offers an API. Only Gemini Notebook is available on iOS and Android.

### Choose Code By AI if

- You want a tool built for developers who code with Claude Code, Codex or Gemini CLI.

### Choose Gemini Notebook if

- You want a tool built for summarizing and questioning your own documents.
- Answers cite the uploaded sources, so claims can be checked against the original text.
- Free Standard tier with 100 notebooks and 50 sources per notebook.

## Pricing

| | Code By AI | Gemini Notebook |
| --- | --- | --- |
| Pricing model | Paid | Freemium |
| Free plan or trial | No | Yes |
| Starting price | 0 | $0 |

## Features

| Feature | Code By AI | Gemini Notebook |
| --- | --- | --- |
| One API key for Claude Code, Codex and Gemini CLI | Yes | Not listed |
| One OpenAI-compatible endpoint | Yes | Not listed |
| Pay per token from 1/6 of official prices | Yes | Not listed |
| Source-grounded chat | Not listed | Yes |
| Audio Overviews | Not listed | Yes |
| Video Overviews | Not listed | Yes |
| Study tools | Not listed | Yes |
| Reports, slide decks and infographics | Not listed | Yes |
| Multiple source types | Not listed | Yes |
| Cloud computer | Not listed | Yes |
| Gemini app sync | Not listed | Yes |
| Sharing and public notebooks | Not listed | Yes |

## Platforms

| Platform | Code By AI | Gemini Notebook |
| --- | --- | --- |
| Web | Yes | Yes |
| Windows | No | No |
| macOS | No | No |
| iOS | No | Yes |
| Android | No | Yes |
| API | Yes | No |
| Browser Extension | No | No |
| CLI | Yes | No |

## Gemini Notebook strengths

- Answers cite the uploaded sources, so claims can be checked against the original text
- Free Standard tier with 100 notebooks and 50 sources per notebook
- Wide range of outputs, including Audio Overviews, Video Overviews, mind maps, flashcards, quizzes and slide decks
- Accepts PDFs, websites, YouTube videos, audio files, Google Docs and Google Slides
- Available on web, iOS and Android, and synced with the Gemini app

## Gemini Notebook limitations

- Works from the sources you add and is not built for live web news search
- Higher limits require a Google AI subscription; Ultra starts at $99.99 per month
- The cloud computer for code execution started with Ultra and Workspace AI Ultra Access customers, with Pro rollout still described as upcoming
- No public API for the consumer product, and the renamed brand can make older guides and app listings confusing

## FAQ

**Is Code By AI better than Gemini Notebook?**

It depends on your workflow. Code By AI is built for developers who code with Claude Code, Codex or Gemini CLI. Gemini Notebook is built for summarizing and questioning your own documents.

**What are the key feature differences between Code By AI and Gemini Notebook?**

Code By AI: One API key for Claude Code, Codex and Gemini — billed per token, from 1/6 of the official price. Gemini Notebook: Google's Gemini Notebook, formerly NotebookLM, answers questions and builds summaries from your own sources.

**Does Code By AI or Gemini Notebook have a free plan?**

Gemini Notebook has a free plan or trial; Code By AI is paid only.

**Which is cheaper, Code By AI or Gemini Notebook?**

Both can be used for free. Paid plans differ in limits and features, so compare the tiers in the pricing table above.