Inkling-Small

Inkling-Small

Thinking Machines Lab
5.0 out of 5 stars
Kimi K3.1 Pro

Kimi K3.1 Pro

Moonshot AI
5.0 out of 5 stars
Inkling-Small Kimi K3.1 Pro

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Inkling-Small:

About

Inkling-Small is an efficient model that offers performance comparable to Inkling at a quarter of its size. It is a Mixture-of-Experts transformer with 276 billion total parameters and 12 billion active parameters, trained on NVIDIA GB300 NVL72 systems. It supports native reasoning across text, images, and audio, variable thinking effort, and context windows of up to one million tokens. Users adjust reasoning effort from minimal to extra high to balance performance and compute. Improved pre-training data, post-training with on-policy distillation from Inkling, and extended agentic coding reinforcement learning helped Inkling-Small surpass its larger counterpart on reasoning and coding benchmarks. It performs well in coding and tool-use harnesses, exceeds 80% on SWE-bench Verified, and combines strong reasoning with efficient output. Its encoder-free multimodal architecture processes audio as dMel spectrograms and images as 40-by-40-pixel patches alongside text tokens.
Kimi K3.1 Pro:

About

Kimi K3.1 Pro is a multimodal large language model developed by Moonshot AI for advanced reasoning, software development, 3D modeling, financial analysis, and autonomous AI agent workflows. The model uses a mixture-of-experts architecture with approximately 2.8 trillion total parameters and 104 billion active parameters, supporting a context window of one million tokens. Its coding capabilities include debugging existing applications, generating complete software projects, developing interactive websites, and creating applications with game engines. Kimi K3.1 Pro can analyze images, interpret spatial relationships, generate CAD scripts, and create three-dimensional assets from text descriptions or visual references. Its reasoning and tool-use capabilities support financial modeling, investment research, document analysis, and multistep business workflows. The model is available through Kimi's web and mobile applications, Kimi Work, Kimi Code, and the Kimi API, with a Highspeed variant.
Inkling-Small:

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported
Kimi K3.1 Pro:

Platforms Supported

Windows Supported
Mac Supported
Linux Supported
Cloud Supported
On-Premises Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported
Inkling-Small:

Audience

AI researchers and developers seeking an efficient open-weight multimodal model for reasoning, agentic tasks, and lower-cost deployment
Kimi K3.1 Pro:

Audience

Software developers, AI engineers, researchers, financial analysts, and teams building applications or agentic workflows with AI models.
Inkling-Small:

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported
Kimi K3.1 Pro:

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported
Inkling-Small:

API

Offers API Supported
Kimi K3.1 Pro:

API

Offers API Supported
Inkling-Small:

Screenshots and Videos

Kimi K3.1 Pro:

Screenshots and Videos

Inkling-Small:

Pricing

$0.30 per million input tokens
$0.30 per million input tokens and $1.20 per million output tokens
Free Version Not Supported
Free Trial Not Supported
Kimi K3.1 Pro:

Pricing

$2 per 1M tokens
API usage is pay-as-you-go: $2 per million input tokens and $10 per million output tokens. Cached input is $0.20 per million tokens; cache writes are $2 per million tokens. Kimi Code also provides tier-based membership access, with quotas and context limits depending on the tier.
Free Version Not Supported
Free Trial Not Supported
Inkling-Small:

Reviews/Ratings

Overall 5.0 / 5
features 4.0 / 5
Kimi K3.1 Pro:

Reviews/Ratings

Overall 5.0 / 5
ease 5.0 / 5
Inkling-Small:

Pros & Cons from Real Users

Pros

  • Inkling-Small is really interesting from a developer’s point of view because it hits a sweet spot between serious model capability and practical deployability. A 276B-parameter model with only 12B active parameters per token is exactly the kind of architecture that makes sense if you care about cost, speed, and scaling real AI workflows. I also like that it is open weights under Apache 2.0. That makes it way more appealing for developers who want to fine-tune, inspect, customize, or build on top of the model without being completely locked into a closed API. The multimodal support is a big plus too. Being able to work with text, images, and audio inputs gives Inkling-Small a lot of room for developer tools, coding agents, support bots, document workflows, and internal automation.

Cons

  • The main downside is that “small” here is still not tiny. Even with only 12B active parameters, this is still a large open model that will require real infrastructure if you want to host it yourself. I would also want to test it deeply before making it the backbone of a production coding agent. The model card and early coverage look promising, but real developer workflows expose problems that benchmarks do not always catch: messy repos, flaky tests, weird dependencies, tool failures, and long multi-step tasks.
Kimi K3.1 Pro:

Pros & Cons from Real Users

Pros

  • I can give it a large coding job, a research project, or a multi-step agent workflow and it does a much better job staying organized all the way through. Coding is probably the biggest jump. Moonshot reports a 65.7% score on Terminal-Bench 4.0, ahead of GPT-6 Astra’s reported 58.2% and just behind Claude Opus 5.5 at 66.4%. It feels especially good for terminal work, repo-level changes, and tasks where the agent has to keep using tools for a while. The 1M-token context window is also genuinely useful. I can keep a huge amount of source code, documentation, financial material, screenshots, and prior work in context without constantly trimming things down.

Cons

  • The main downside is that the full weights are not available yet. Moonshot says they will be released soon, so the open-weight story is promising, but I would wait for that release before judging local deployment and customization.
Inkling-Small:

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported
Kimi K3.1 Pro:

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported
Inkling-Small:

Company Information

Thinking Machines Lab
Founded: 2025
United States
thinkingmachines.ai/news/inkling-small/
Kimi K3.1 Pro:

Company Information

Moonshot AI
Founded: 2023
China
www.kimi.ai/
Inkling-Small:

Alternatives

Muse Spark Open

Muse Spark Open

Meta
5.0 out of 5 stars
Kimi K3.1 Pro:

Alternatives

Gemini 4 Hydrogen

Gemini 4 Hydrogen

Google
5.0 out of 5 stars
Inkling-Small:
GPT-5.6 Luna

GPT-5.6 Luna

OpenAI
5.0 out of 5 stars
Kimi K3.1 Pro:
Claude Fable 5.2

Claude Fable 5.2

Anthropic
5.0 out of 5 stars
Inkling-Small:
Inkling

Inkling

Thinking Machines Lab
Kimi K3.1 Pro:
Inkling-Small:
Inkling 2 Small

Inkling 2 Small

Thinking Machines Lab
Kimi K3.1 Pro:
Kimi K2

Kimi K2

Moonshot AI
Inkling-Small:
SWE-2 Flash

SWE-2 Flash

Cognition
5.0 out of 5 stars
Kimi K3.1 Pro:
Kimi K3

Kimi K3

Moonshot AI
5.0 out of 5 stars
Inkling-Small:

Categories

Kimi K3.1 Pro:

Categories

Inkling-Small:

Integrations

Model Context Protocol (MCP) Supported
.NET Not Supported
APIFree Not Supported
Alibaba AI Coding Plan Not Supported
C++ Not Supported
Claude Code Not Supported
Cloudflare Not Supported
Cosmos Not Supported
Factory Droid Not Supported
Go Not Supported
Grengin Not Supported
Java Not Supported
Nebius Token Factory Not Supported
OpenTag Not Supported
PHP Not Supported
Rapid Claw Not Supported
React Not Supported
Tailwind CSS Not Supported
TypeScript Not Supported
Unity AI Gateway Not Supported
Kimi K3.1 Pro:

Integrations

Model Context Protocol (MCP) Supported
.NET Supported
APIFree Supported
Alibaba AI Coding Plan Supported
C++ Supported
Claude Code Supported
Cloudflare Supported
Cosmos Supported
Factory Droid Supported
Go Supported
Grengin Supported
Java Supported
Nebius Token Factory Supported
OpenTag Supported
PHP Supported
Rapid Claw Supported
React Supported
Tailwind CSS Supported
TypeScript Supported
Unity AI Gateway Supported
Inkling-Small:
Claim Inkling-Small and update features and information
Claim Inkling-Small and update features and information
Kimi K3.1 Pro:
Claim Kimi K3.1 Pro and update features and information
Claim Kimi K3.1 Pro and update features and information