Unofficial API in Dart
Dart library for unofficial ChatGPT API access
Pricing
Free tier
Flat rate
Adoption
↘CoolingLicense
Open Source
Data freshness
Aging · Jun 8, 2026Overview
What is Unofficial API in Dart?
A Dart package that provides an interface to the unofficial ChatGPT API, enabling developers to integrate AI-driven chat functionalities into their applications.
Key differentiator
“The only Dart library providing unofficial ChatGPT API access, offering a lightweight and community-driven solution for integrating AI chat functionalities.”
Capability profile
Capability Radar
Honest assessment
Strengths & Weaknesses
↑ Strengths
↓ Weaknesses
The API is not officially supported by ChatGPT, leading to potential instability and lack of guarantees.
Integration with an unofficial API may result in unpredictable latency or downtime if the external service experiences problems.
Being open-source and community-driven, the tool might suffer from sparse documentation and limited troubleshooting resources.
Unofficial APIs are subject to change without notice, potentially leading to frequent updates required for compatibility.
Fit analysis
Who is it for?
✓ Best for
Dart developers looking to integrate ChatGPT functionalities without official support
Projects needing a lightweight, open-source solution for chatbot integration
✕ Not a fit for
Teams requiring official API access and support from the original provider
Applications that need enterprise-grade security and compliance features
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
Next step
Get Started with Unofficial API in Dart
Step-by-step setup guide with code examples and common gotchas.