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LLM Tokenizer

Count tokens for 96 AI models directly in your editor — exact wherever a model's tokenizer is published (GPT-5.6 and earlier, Llama, Gemini, DeepSeek, Qwen…

Plugin by matteoteodori

IndexedMIT★ 5
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Install

Works with VS Code, Cursor, Windsurf, VSCodium. Read the repository before you give any tool access to your data.

code --install-extension matteoteodori.llm-tokenizer

Or search "matteoteodori.llm-tokenizer" in the Extensions view. Page: https://open-vsx.org/extension/matteoteodori/llm-tokenizer

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About

Count tokens for 96 AI models directly in your editor — exact wherever a model's tokenizer is published (GPT-5.6 and earlier, Llama, Gemini, DeepSeek, Qwen, Mistral and more), clearly labelled estimates where it is not (Claude, Grok, GPT-6 and a few others).

Use cases: machine-learning, other, prompt-engineering

No reviews yet. Installed it? Reviews come from verified installers only. How reviews work

Permissions

What this plugin can do and what it asks for, from its plugin files and code. Checked Oct 25, 2026.

Tools
No tools found
Secrets
None asked for
Install scripts
None found

Network hosts it talks to 1

  • huggingface.co · found in code

Files it touches

  • /etc/claude-code
  • Your home directory (~)

What's inside

An editor extension; its features are described by the publisher above.

Built for
VS Code
Install name
matteoteodori.llm-tokenizer
Downloads
9,632 on Open VSX

Signals

Stars
5
Forks
3
Open issues
0
Last commit
Oct 20, 2026 (9 days ago)
Last release
Oct 20, 2026 (9 days ago)

From GitHub (fetched Oct 24, 2026).

Details

Version
2.2.0
License
MIT
First seen
Oct 24, 2026
Last checked
Oct 25, 2026
Cite this page

LLM Tokenizer VS Code extension. Agent Mart. https://agentmart.dev/plugins/llm-tokenizer-matteoteodori-vscode (last updated 2026-10-25)