Tiktoken.Cli.linux-x64
3.1.5
dotnet add package Tiktoken.Cli.linux-x64 --version 3.1.5
NuGet\Install-Package Tiktoken.Cli.linux-x64 -Version 3.1.5
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="Tiktoken.Cli.linux-x64" Version="3.1.5" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
<PackageVersion Include="Tiktoken.Cli.linux-x64" Version="3.1.5" />
<PackageReference Include="Tiktoken.Cli.linux-x64" />
For projects that support Central Package Management (CPM), copy this XML node into the solution Directory.Packages.props file to version the package.
paket add Tiktoken.Cli.linux-x64 --version 3.1.5
The NuGet Team does not provide support for this client. Please contact its maintainers for support.
#r "nuget: Tiktoken.Cli.linux-x64, 3.1.5"
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.
#:package Tiktoken.Cli.linux-x64@3.1.5
#:package directive can be used in C# file-based apps starting in .NET 10 preview 4. Copy this into a .cs file before any lines of code to reference the package.
#addin nuget:?package=Tiktoken.Cli.linux-x64&version=3.1.5
#tool nuget:?package=Tiktoken.Cli.linux-x64&version=3.1.5
The NuGet Team does not provide support for this client. Please contact its maintainers for support.
ttok — Token Counter CLI
The fastest .NET CLI tool for counting, encoding, decoding, and exploring BPE tokens. Powered by Tiktoken (618 MiB/s).
Install
# Homebrew (macOS — always installs latest release)
brew install tryAGI/tap/ttok
# Shell script (macOS/Linux — auto-detects OS/arch)
curl -fsSL https://raw.githubusercontent.com/tryAGI/Tiktoken/main/install.sh | sh
# Recommended for Linux — Homebrew cask is macOS-only
# PowerShell (Windows — auto-detects arch)
irm https://raw.githubusercontent.com/tryAGI/Tiktoken/main/install.ps1 | iex
# .NET global tool (NativeAOT on .NET 10+)
dotnet tool install -g Tiktoken.Cli
# Or run without installing (.NET 10+)
dnx Tiktoken.Cli "Hello world"
Standalone binary (no .NET required)
Download a pre-built native binary from GitHub Releases:
| Platform | Download |
|---|---|
| Linux x64 | ttok-linux-x64.tar.gz |
| Linux x64 (Alpine/musl) | ttok-linux-musl-x64.tar.gz |
| Linux ARM64 | ttok-linux-arm64.tar.gz |
| Linux ARM64 (Alpine/musl) | ttok-linux-musl-arm64.tar.gz |
| macOS Apple Silicon | ttok-osx-arm64.tar.gz |
| macOS Intel | ttok-osx-x64.tar.gz |
| Windows x64 | ttok-win-x64.zip |
| Windows ARM64 | ttok-win-arm64.zip |
Docker
# Use the Alpine/musl binary in a container
docker run --rm -v "$(pwd):/src" -w /src alpine sh -c '
wget -qO- https://github.com/tryAGI/Tiktoken/releases/latest/download/ttok-linux-musl-x64.tar.gz | tar xz
echo "Hello world" | ./ttok
'
Usage
Count tokens (default: gpt-4o / o200k_base)
echo "Hello world" | ttok
# 3
cat prompt.md | ttok --model gpt-4
# 1847
Encode / Decode / Explore
# Show token IDs
echo "Hello world" | ttok --encode
# 13225 2375
# Decode token IDs back to text
echo "13225 2375" | ttok --decode
# Hello world
# Show token boundaries
echo "Hello world" | ttok --explore
# |Hello| world|
# Truncate to N tokens
cat long_doc.md | ttok --truncate 4000
Count files
ttok prompt.md system.md
# prompt.md 1,847
# system.md 423
# ─────────────────────
# 2 files 2,270 tokens
Scan directories (respects .gitignore)
ttok src/ --include "*.cs"
# JSON output for CI
ttok . --format json
# Sort by token count
ttok . --sort tokens --top 10
# Group by extension
ttok . --group-by ext
# Compare against model context window
ttok . --context-check
# Fail if over limit (CI gate, exit code 2)
ttok . --max-tokens 50000
Options
| Option | Description |
|---|---|
-m, --model |
Model name (default: gpt-4o) |
-e, --encoding |
Encoding name (cl100k_base, o200k_base, etc.) |
--encode |
Output token IDs |
--decode |
Decode token IDs to text |
--explore |
Show token boundaries |
-t, --truncate N |
Truncate to N tokens |
--include |
Include file patterns (e.g. *.cs) |
--exclude |
Exclude file patterns |
--max-file-size |
Skip files over size (default: 50mb) |
-f, --format |
Output format: table or json |
--sort |
Sort: tokens or name |
--top N |
Show only top N files |
--group-by ext |
Group by file extension |
--context-check |
Show % of model context window |
--max-tokens N |
Exit code 2 if exceeded |
-q, --quiet |
Suppress summary footer |
--no-default-excludes |
Include bin/, obj/, node_modules/, etc. |
--no-gitignore |
Disable .gitignore processing |
--follow-symlinks |
Follow symbolic link directories (skipped by default) |
--progress |
Show progress to stderr |
--stats |
Show scan statistics to stderr |
--version |
Show version information |
Supported models
All OpenAI models are supported via prefix matching: gpt-4o, gpt-4.1, gpt-4, gpt-3.5-turbo, o1, o3, o4-mini, and more.
Direct encoding names: o200k_base, cl100k_base, p50k_base, p50k_edit, r50k_base.
There are no supported framework assets in this package.
Learn more about Target Frameworks and .NET Standard.
This package has no dependencies.
NuGet packages
This package is not used by any NuGet packages.
GitHub repositories
This package is not used by any popular GitHub repositories.
| Version | Downloads | Last Updated |
|---|---|---|
| 3.1.5 | 127 | 4/30/2026 |
| 3.1.5-alpha.0.6 | 111 | 4/8/2026 |
| 3.1.4 | 173 | 3/24/2026 |
| 3.1.3 | 162 | 3/24/2026 |
| 3.1.2 | 162 | 3/24/2026 |
| 3.1.2-alpha.0.1 | 122 | 3/24/2026 |
| 3.1.1 | 162 | 3/24/2026 |
| 3.1.1-alpha.0.1 | 115 | 3/24/2026 |
| 3.1.0 | 160 | 3/23/2026 |
| 3.1.0-rc.1.4 | 119 | 3/23/2026 |
| 3.1.0-rc.1.3 | 121 | 3/23/2026 |
| 3.1.0-rc.1.2 | 121 | 3/23/2026 |
| 3.1.0-rc.1.1 | 119 | 3/23/2026 |
| 3.1.0-rc.1 | 119 | 3/23/2026 |