OpenAI Chat Tokens
Estimate tokens for OpenAI chat completions
Pricing
Free tier
Flat rate
Adoption
↘CoolingLicense
Open Source
Data freshness
Aging · Jun 8, 2026Overview
What is OpenAI Chat Tokens?
A tool to estimate the number of tokens an OpenAI chat completion request will use, aiding in cost management and optimization.
Key differentiator
“OpenAI Chat Tokens offers a straightforward way for developers to predict and manage costs associated with using OpenAI's chat completion API by estimating the number of tokens used in requests.”
Capability profile
Capability Radar
Honest assessment
Strengths & Weaknesses
↑ Strengths
↓ Weaknesses
Primary documentation and examples are in JavaScript, with limited official support for other languages.
Integrating the tool into complex projects requires significant configuration and understanding of token estimation nuances.
Advanced usage patterns, such as custom models or fine-tuning parameters, are not well-documented.
Estimating tokens for very long text inputs can be slow and may exceed reasonable response times.
Fit analysis
Who is it for?
✓ Best for
Developers integrating OpenAI chat completions into cost-sensitive applications
Teams needing precise control over API usage costs in production environments
Individuals learning about the intricacies of tokenization and its impact on API costs
✕ Not a fit for
Projects that do not use or plan to use OpenAI's chat models
Applications where real-time token estimation is critical (as this tool provides an estimate, not exact counts)
Cost structure
Pricing
Free Tier
Available
Open source — free to use
Starts at
$0
Model
Flat rate
Enterprise
None
Performance benchmarks
How Fast Is It?
Ecosystem
Relationships
Alternatives
Works well with
Next step
Get Started with OpenAI Chat Tokens
Step-by-step setup guide with code examples and common gotchas.