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What is Jurassic-2?

We are thrilled to announce the arrival of Jurassic-2, the latest version of AI21 Studio's foundation models, which marks a significant leap in the realm of artificial intelligence with its outstanding quality and groundbreaking capabilities. Alongside this, we are also launching our customized APIs that provide smooth reading and writing functionalities, outshining those of our competitors. At AI21 Studio, our goal is to enable developers and businesses to tap into the potential of reading and writing AI, thereby fostering the development of meaningful real-world applications. The launch of Jurassic-2 and our Task-Specific APIs today marks an important milestone, allowing for the effective integration of generative AI in production environments. Commonly referred to as J2, Jurassic-2 displays impressive improvements in quality, such as enhanced zero-shot instruction-following, reduced latency, and support for various languages. Additionally, our dedicated APIs are crafted to equip developers with superior tools that excel in performing targeted reading and writing tasks with ease, ensuring you are well-prepared to achieve success in your endeavors. Collectively, these innovations redefine the standards in the AI field, opening avenues for creative solutions and inspiring future developments. As we step into this new era of AI capabilities, the possibilities for innovation are truly limitless.

What is GPT-5.1 Instant?

GPT-5.1 Instant is a cutting-edge AI model designed specifically for everyday users, combining quick response capabilities with a heightened sense of conversational warmth. Its ability to adaptively reason enables it to gauge the necessary computational effort for various tasks, ensuring that responses are both timely and deeply comprehensible. By emphasizing improved adherence to instructions, users can offer detailed information and expect consistent and reliable execution. Additionally, the model incorporates expanded personality controls that allow users to tailor the chat tone to options such as Default, Friendly, Professional, Candid, Quirky, or Efficient, with ongoing experiments aimed at refining voice modulation further. The primary objective is to foster interactions that feel more natural and less robotic, all while delivering strong intelligence in writing, coding, analysis, and reasoning tasks. Moreover, GPT-5.1 Instant adeptly handles user requests through its main interface, intelligently deciding whether to utilize this version or the more intricate “Thinking” model based on the specific context of the inquiry. Furthermore, this innovative methodology significantly enhances the user experience by making communications more engaging and personalized according to individual preferences, ultimately transforming how users interact with AI.

Media

Media

Integrations Supported

GMTech

Integrations Supported

Amp
Augment Code
Azure OpenAI Service
Bash
ChatGPT Go
ChatGPT Plus
Gemini Enterprise Agent Platform
GitHub
GitHub Copilot
HTML
JavaScript
Microsoft 365 Copilot
Microsoft Teams
NextDocs
Node.js
OpenAI
OpenAI Codex
PowerShell
TypeScript

API Availability

Has API

API Availability

Has API

Pricing Information

$29 per month
Free Trial Offered?

Pricing Information

Pricing not provided

Supported Platforms

SaaS
Windows
Mac
On-Prem
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac

Customer Service / Support

Web-Based Support

Customer Service / Support

Web-Based Support

Training Options

Documentation Hub

Training Options

Documentation Hub

Company Facts

Organization Name

AI21

Company Location

United States

Company Website

www.ai21.com/blog/introducing-j2

Company Facts

Organization Name

OpenAI

Date Founded

2015

Company Location

United States

Company Website

openai.com/index/gpt-5-1/

Categories and Features

AI Models

Not specified

Foundation Models

Not specified

Large Language Models

Not specified

Categories and Features

AI Coding Models

Not specified

AI Models

Not specified

AI Reasoning Models

Not specified

Foundation Models

Not specified

Large Language Models

Not specified

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