# Inkling 2 Small

Inkling 2 Small is Thinking Machines Lab's latest language model in our dataset, released Nov 5, 2026. Open weights are promised but not yet published. Thinking Machines Lab's second-generation MoE (594B total / 17B active) with vision, AA Intelligence Index 31, closed weights on Tinker as of Nov 5, 2026; Apache 2.0 weights intended next week after safety testing. Verified against vendor sources on Nov 6, 2026.

Primary source (source of record; Agentic Weekly is the fast independent index): https://thinkingmachines.ai/news/inkling-2-small/

Last verified: 2026-11-06 · Evidence: Reported · Canonical: https://theagenticweekly.com/models/inkling-2-small · JSON: https://theagenticweekly.com/api/models/inkling-2-small

## Key facts

| Fact | Value | Source | Label | Anchor |
|---|---|---|---|---|
| Vendor | Thinking Machines Lab |  | editorial | https://theagenticweekly.com/models/inkling-2-small#fact-vendor |
| Released | Nov 5, 2026 | https://thinkingmachines.ai/news/inkling-2-small/ | vendor-reported, confirmed | https://theagenticweekly.com/models/inkling-2-small#fact-release-date |
| Input | text, image | https://thinkingmachines.ai/news/inkling-2-small/ | vendor-reported, confirmed | https://theagenticweekly.com/models/inkling-2-small#fact-input-modalities |
| Output | text | https://thinkingmachines.ai/news/inkling-2-small/ | vendor-reported, confirmed | https://theagenticweekly.com/models/inkling-2-small#fact-output-modalities |
| Parameters | 594B total, 17B active, mixture-of-experts | https://thinkingmachines.ai/news/inkling-2-small/ | vendor-reported, confirmed | https://theagenticweekly.com/models/inkling-2-small#fact-parameters |
| Licence | Closed weights on Tinker; Apache 2.0 intended. Currently closed weights on Tinker. The lab intends Apache 2.0 full weights next week after external safety testing and red-teaming. | https://thinkingmachines.ai/news/inkling-2-small/ | vendor-reported, confirmed | https://theagenticweekly.com/models/inkling-2-small#fact-license |

## Vendor claims and neutral signals

- Thinking Machines reports a score of 31 on the Artificial Analysis Intelligence Index and 594B total / 17B active parameters. These are vendor figures.

## What we tested

Nothing yet. We have not run Inkling 2 Small ourselves, so every fact here is Reported from the sources below.

## Not verified, left out

- Product context window and API pricing on Tinker were not stated as a single confirmed number on the announcement page.
- Audio is explicitly unsupported; other modalities beyond image input were not catalogued.
- Apache 2.0 weights are intended next week after safety testing and are not available yet.

## Alternatives to Inkling 2 Small

Models from other vendors that share at least one of our groups, from each model's sourced facts (not tested by us).

- [Kimi K3.1 Pro](https://theagenticweekly.com/models/kimi-k3-1-pro) (Moonshot AI): Both in: Agents, Coding, Reasoning · $2 in / $10 out per 1M tokens · 1.05M context · released Oct 23, 2026
- [Gemini 4 Argon](https://theagenticweekly.com/models/gemini-4-argon) (Google): Both in: Reasoning, Agents, Coding · $2 in / $10 out per 1M tokens (introductory price until Nov 30, 2026; list $4 / $20) · 1.05M context · released Oct 13, 2026
- [GPT-6.1 Sol](https://theagenticweekly.com/models/gpt-6-1-sol) (OpenAI): Both in: Coding, Agents, Reasoning · $2 in / $10 out per 1M tokens · 1.05M context · released Sep 29, 2026
- [Claude Opus 5.5](https://theagenticweekly.com/models/claude-opus-5-5) (Anthropic): Both in: Coding, Agents, Reasoning · $4 in / $20 out per 1M tokens · 1M context · released Sep 22, 2026
- [GPT-6 Sol](https://theagenticweekly.com/models/gpt-6-sol) (OpenAI): Both in: Coding, Agents, Reasoning · $2 in / $10 out per 1M tokens · released Sep 22, 2026
- [Claude Fable 5.1](https://theagenticweekly.com/models/claude-fable-5-1) (Anthropic): Both in: Coding, Agents, Reasoning · $10 in / $50 out per 1M tokens · 1M context · released Sep 15, 2026
- [Best AI model for agents (Nov 2026): Claude Opus 5.5 leads Terminal-Bench 4.0](https://theagenticweekly.com/best/ai-model-for-agents)

## Inkling 2 Small FAQ

**When was Inkling 2 Small released?**

Thinking Machines Lab released Inkling 2 Small on Nov 5, 2026. Source: https://thinkingmachines.ai/news/inkling-2-small/

**Is Inkling 2 Small open weights?**

No. The weights are not published; the licence is listed as Closed weights on Tinker; Apache 2.0 intended. Source: https://thinkingmachines.ai/news/inkling-2-small/

**Has Agentic Weekly tested Inkling 2 Small?**

Not yet. Every fact on this page is Reported: read from the linked vendor pages, not measured by us.

## Sources

- [Thinking Machines Lab: Introducing Inkling 2 Small](https://thinkingmachines.ai/news/inkling-2-small/)
- [Agentic Weekly brief: Inkling 2 Small](https://theagenticweekly.com/news/inkling-2-small)

Data licence: CC BY 4.0. Data: Agentic Weekly (https://theagenticweekly.com), CC BY 4.0.