Kimi K2 Thinking

Kimi K2 Thinking

Moonshot AI
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About

Kimi K2 Thinking is an advanced open source reasoning model developed by Moonshot AI, designed specifically for long-horizon, multi-step workflows where the system interleaves chain-of-thought processes with tool invocation across hundreds of sequential tasks. The model uses a mixture-of-experts architecture with a total of 1 trillion parameters, yet only about 32 billion parameters are activated per inference pass, optimizing efficiency while maintaining vast capacity. It supports a context window of up to 256,000 tokens, enabling the handling of extremely long inputs and reasoning chains without losing coherence. Native INT4 quantization is built in, which reduces inference latency and memory usage without performance degradation. Kimi K2 Thinking is explicitly built for agentic workflows; it can autonomously call external tools, manage sequential logic steps (up to and typically between 200-300 tool calls in a single chain), and maintain consistent reasoning.

About

OpenAI Astra is an upcoming frontier AI model concept designed for advanced reasoning, multimodal understanding, agentic workflows, and long-horizon work. The model would be positioned to help users move from simple prompts to complete, high-quality deliverables across coding, research, business analysis, creative production, and knowledge work. Astra would combine text, image, document, voice, and tool-based capabilities into a more unified AI experience. It would be built for complex tasks that require planning, execution, verification, and iteration across multiple steps. Developers and teams could use Astra to power AI agents, productivity tools, coding assistants, research systems, and enterprise applications. As a next-generation OpenAI model concept, Astra would represent a shift toward AI systems that can reason, act, and collaborate across real-world workflows.

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

Developers and AI research teams seeking a solution for building autonomous agents, multi-step reasoning systems and tool-enabled workflows

Audience

OpenAI Astra would be best suited for developers, enterprises, AI agent builders, researchers, product teams, software engineers, analysts, creators, operations teams, and organizations that need frontier reasoning, multimodal intelligence, agentic workflows, coding assistance, document analysis, tool use, workflow automation, research support, and AI-native application development

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

Screenshots and Videos

No images available

Pricing

Free
Open source
Free Version
Free Trial

Pricing

No information available.
Free Version
Free Trial

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

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Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

Moonshot AI
Founded: 2023
United States
moonshotai.github.io/Kimi-K2/thinking.html

Company Information

OpenAI
Founded: 2015
United States
openai.com

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Categories

Categories

Integrations

ChatGPT
GPT-5
GPT-5.1
GPT-5.1 Pro
GPT-5.1 Thinking
GPT-5.2 Instant
GPT-5.2 Pro
GPT-5.3 Instant
GPT-5.4
GPT-5.4 Pro
GPT-5.4 mini
GPT-5.5 Pro
GPT-5.6 Luna
GPT-5.6 Terra
GPT-6
GPT‑5.4 Thinking
OpenAI
Oxlo.ai
Shiori
Zo Computer

Integrations

ChatGPT
GPT-5
GPT-5.1
GPT-5.1 Pro
GPT-5.1 Thinking
GPT-5.2 Instant
GPT-5.2 Pro
GPT-5.3 Instant
GPT-5.4
GPT-5.4 Pro
GPT-5.4 mini
GPT-5.5 Pro
GPT-5.6 Luna
GPT-5.6 Terra
GPT-6
GPT‑5.4 Thinking
OpenAI
Oxlo.ai
Shiori
Zo Computer
Claim Kimi K2 Thinking and update features and information
Claim Kimi K2 Thinking and update features and information
Claim OpenAI Astra and update features and information
Claim OpenAI Astra and update features and information