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Average Ratings 0 Ratings

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ease
features
design
support

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Write a Review

Description

GPT-5.2-Codex is a next-generation coding model created to support advanced, agent-driven software development. Built on the GPT-5.2 architecture, it is fine-tuned specifically for real-world engineering tasks. The model excels at working across large codebases while preserving context over long sessions. It handles complex refactors, migrations, and multi-step implementations more reliably than previous Codex models. GPT-5.2-Codex demonstrates top-tier performance in realistic terminal environments. Enhanced tool-calling and improved factual accuracy make it suitable for production workflows. The model is also significantly stronger in cybersecurity-related tasks. It can assist with vulnerability research and defensive security analysis. GPT-5.2-Codex includes safeguards designed to support responsible deployment. It represents a major advancement in professional-grade coding AI.

Description

Open Coding Agents represent a suite of fully open, high-performance AI coding models along with a training methodology introduced by the Allen Institute for AI, designed to simplify the process of creating, customizing, and training coding agents across various repositories in an accessible, cost-effective, and transparent manner; this platform encompasses models, code, training recipes, and tools that can be activated with minimal configuration, allowing users to adapt agents to their specific codebases and engineering practices for a variety of tasks including code generation, code review, debugging, maintenance, and code explanation. By departing from conventional closed and costly systems, these agents provide an open pipeline that extends from models to training data, facilitating fine-tuning on internal code, which helps agents learn about organization-specific APIs, patterns, and workflows; the inaugural release, SERA (Soft-verified Efficient Repository Agents), sets a new standard in coding benchmarks while maintaining a significantly lower compute cost than typical solutions, showcasing the potential for innovation in the field of AI-driven coding. As the landscape of coding becomes increasingly complex, the introduction of such models promises to democratize access to advanced coding assistance, paving the way for a more efficient development process.

API Access

Has API Yes 

API Access

Has API Yes 

Screenshots View All

Screenshots View All

Integrations

Codex CLI Yes 
Devin Desktop Yes 
Elixir Yes 
GPT-5.3 Instant Yes 
GPT-5.4 Pro Yes 
GPT-5.5 Pro Yes 
GPT‑5.4 Thinking Yes 
Go Yes 
HTML Yes 
Java Yes 
JavaScript Yes 
Laravel Yes 
OpenAI Yes 
PHP Yes 
Python Yes 
Ruby Yes 
SQL Yes 
TypeScript Yes 
Verdent Yes 
Visual Studio Code Yes 

Integrations

Codex CLI No 
Devin Desktop No 
Elixir No 
GPT-5.3 Instant No 
GPT-5.4 Pro No 
GPT-5.5 Pro No 
GPT‑5.4 Thinking No 
Go No 
HTML No 
Java No 
JavaScript No 
Laravel No 
OpenAI No 
PHP No 
Python No 
Ruby No 
SQL No 
TypeScript No 
Verdent No 
Visual Studio Code No 

Pricing Details

No price information available.
Free Trial No 
Free Version No 

Pricing Details

Free
Free Trial No 
Free Version Yes 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person No 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) Yes 
In Person No 

Vendor Details

Company Name

OpenAI

Founded

2015

Country

United States

Website

openai.com

Vendor Details

Company Name

Ai2

Founded

2014

Country

United States

Website

allenai.org/blog/open-coding-agents

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