Average Ratings 1 Rating

Total
ease
features
design
support

Average Ratings 0 Ratings

Total
ease
features
design
support

No User Reviews. Be the first to provide a review:

Write a Review

Description

GPT-4.1 represents a significant upgrade in generative AI, with notable advancements in coding, instruction adherence, and handling long contexts. This model supports up to 1 million tokens of context, allowing it to tackle complex, multi-step tasks across various domains. GPT-4.1 outperforms earlier models in key benchmarks, particularly in coding accuracy, and is designed to streamline workflows for developers and businesses by improving task completion speed and reliability.

Description

fx is a compact, open-source coding agent and command-line interface (CLI) developed in Zig, specifically optimized for research applications, performance, and seamless integration into larger systems. Its architecture emphasizes minimalism throughout the system prompt, available tools, feature set, memory usage, and maintains a small binary size of just 6 MB, aiming for an interface experience that resembles a Unix shell rather than a cumbersome terminal IDE. With an impressive cold start time in microseconds, fx avoids unnecessary tasks or input/output operations before receiving commands, making it ideal for programmatic applications, environments with limited resources, and agent sandboxes. Developers can easily initiate it within a project to perform tasks such as reading files, searching through code, executing commands, implementing changes, running tests, and streaming tool activations in real time. The underlying framework is both model- and provider-independent, enabling compatibility with local models, API gateways, direct provider connections, and cloud-based inference options. By design, it maximizes context efficiency, utilizing a succinct system prompt and streamlined toolset to minimize token overhead and enhance the speed of response to the first token generated. In addition, this unique focus on lightweight operation and quick interaction allows developers to maintain productivity without the typical overhead associated with more complex environments.

API Access

Has API

API Access

Has API

Screenshots View All

Screenshots View All

Integrations

AiAssistWorks
Anara
Azure Voice Live API
Bind AI
C
C#
CLion
CSS
Clawd.run
EaseMate AI
Elixir
F#
GPT-4.1 nano
JavaScript
OpenAI
PhpStorm
Plurai
R
RubyMine
RustRover

Integrations

AiAssistWorks
Anara
Azure Voice Live API
Bind AI
C
C#
CLion
CSS
Clawd.run
EaseMate AI
Elixir
F#
GPT-4.1 nano
JavaScript
OpenAI
PhpStorm
Plurai
R
RubyMine
RustRover

Pricing Details

$2 per 1M tokens (input)
$2 per 1 million tokens (input)
$0.50 per 1 million tokens (cached input)
$8 per 1 million tokens (output)
Free Trial
Free Version

Pricing Details

Free
Free Trial
Free Version

Deployment

Web-Based
On-Premises
iPhone App
iPad App
Android App
Windows
Mac
Linux
Chromebook

Deployment

Web-Based
On-Premises
iPhone App
iPad App
Android App
Windows
Mac
Linux
Chromebook

Customer Support

Business Hours
Live Rep (24/7)
Online Support

Customer Support

Business Hours
Live Rep (24/7)
Online Support

Types of Training

Training Docs
Webinars
Live Training (Online)
In Person

Types of Training

Training Docs
Webinars
Live Training (Online)
In Person

Vendor Details

Company Name

OpenAI

Founded

2015

Country

United States

Website

openai.com/index/gpt-4-1/

Vendor Details

Company Name

Vercel

Founded

2015

Country

United States

Website

fx.sh/

Product Features

Alternatives

Claude Sonnet 4 Reviews

Claude Sonnet 4

Anthropic

Alternatives