Kimi K3
Moonshot's open reasoning model, run privately by NeverNo, with the longest context in our catalog and the ability to read images.
Updated November 8, 2026
Readable on your devices only.
Your conversation is readable on your device, and on your other devices if you sync them. Nowhere else.
Unreadable to us.
Your message passes through without being written down; your chats are only ever stored encrypted.
The model doesn’t know you.
It gets the question, never your email, your account or your IP address.
Nothing is left along the way.
The reply comes back and is stored here, encrypted; even when you sync, your key never reaches us in the clear.
At a glance
| Maker | Moonshot |
|---|---|
| Context | 256,000 tokens |
| Longest reply | 16,384 tokens |
| Strengths in the app | Reasoning, Reads images |
| Reasoning | Built in, always on |
| Who can use it | Paid plans |
| How it’s paid | Credits, from the first use |
| Privacy | Private: an open model run by NeverNo on providers chosen because they don’t keep requests. Your history stays encrypted in your browser. |
Price
What the app charges, read from the same table the servers bill with. 1 credit = $0.01.
| Typical message (2,000 tokens read, 600 written) | 3.88 credits ($0.0388) |
|---|---|
| Million tokens read | 751.69 credits ($7.52) |
| Million tokens written | 3,956.25 credits ($39.56) |
Measured
Our own measurements and one third-party score, each with its conditions and date. Figures are not rounded.
| Median time to the first word | 10.55 sOur client, 12 conversations of 3 turns, November 9, 2026 |
|---|---|
| arena.ai Text Arena, overall score | 1,488Third-party leaderboard, page dated October 27, 2026 |
What it is
Kimi K3 is an open model made by Moonshot. NeverNo runs it as a private model: your requests go to providers chosen for not keeping them, your name and account never travel with the text, and your conversation history stays encrypted in your browser. You get a strong reasoning model without handing your questions to a closed platform.
Its first distinctive feature is memory. With a context window of 256,000 tokens, Kimi K3 has the largest context of any model on NeverNo, ahead of the 200,000 tokens of GLM 5.2, DeepSeek V4 Pro or the Claude models. You can paste a long contract, several chapters of a manuscript, a full meeting transcript or a large slice of a software repository and ask questions about the whole thing at once, without cutting it into pieces or juggling separate summaries.
Its second feature is that it always thinks before it writes. Kimi K3 reasons on its own on every request, so there is no reasoning setting to choose in the selector: it works the problem through, then answers, with up to 16,384 tokens per reply. It also reads images, so a chart, a screenshot or a photo of handwritten notes can be part of the question.
On the arena.ai Text Arena (overall score, page dated October 27, 2026), Kimi K3 scores 1488, the highest figure among the private models we list, above GLM 5.2 (1475) and DeepSeek V4 Pro (1465). It is a premium model: it comes with paid plans and is paid in credits, per use.
Strengths
The longest context on NeverNo: 256,000 tokens, enough for whole reports, books or document bundles in one conversation.
A reasoning model by nature: it plans its answer before writing it, which pays off on multi-step questions, comparisons and analysis.
Reads images: diagrams, tables in a screenshot, scanned pages or photos can be analyzed alongside the text.
Private: an open model run by NeverNo on providers that do not keep requests, with your history encrypted on your device.
1488 on the arena.ai Text Arena (October 27, 2026), the top score among our private models with a published figure.
Limits
Its reasoning cannot be switched off, so even a simple question goes through a thinking phase and usually takes longer to start than a direct model such as Mistral Small 3.2. For quick lookups or casual chat, a lighter model is the better habit.
It is billed in credits on paid plans; for everyday questions, the models included in the quota cost you nothing extra.
It is a private model, not one tuned to answer everything: it may still decline some topics. NeverNo Uncensored is the model built for frank answers without arbitrary refusals.
When to choose it
Questioning a very long document
Load an annual report, a thesis, a policy manual or a stack of emails and ask where two sections contradict each other, what changed between versions, or which clauses carry a risk. Its 256k context keeps the whole file in view.
Working through a hard problem privately
Strategy choices, pricing scenarios, financial reasoning, a tricky logic puzzle, an argument you want stress-tested: Kimi K3 lays out its steps before concluding, and the question never leaves NeverNo with your identity.
Reading screenshots, charts and scans
Send a dashboard capture, a photographed whiteboard or a scanned form and ask for the figures, the trend or a clean transcription, then follow up in the same thread with the rest of your notes, receipts or spreadsheets.
Prompt tips
Put the material first and the question last: paste the documents, then write a clear task such as « compare sections 2 and 5 and list every contradiction ». Long contexts work best with a precise ask.
Ask for the format you want at the end (a table, five bullet points, a one-paragraph verdict): it reasons at length, and a format keeps the final answer tight.
For an image, say what to look at (« the y-axis values », « the second column ») rather than only « describe this »; it will spend its thinking on the part that matters.
Frequently asked questions
Is Kimi K3 free on NeverNo?
No. Kimi K3 is a premium model available on paid plans and paid in credits for each use. An estimate for a typical exchange appears in the model selector before you send anything, so there is no surprise on your balance.
Is Kimi K3 private on NeverNo?
Yes. It is an open model that NeverNo runs on providers chosen for not keeping requests. Your identity is never sent with your messages, and your history is stored encrypted in your browser, not on our servers.
What is Kimi K3's context window?
256,000 tokens, the largest on NeverNo, with answers of up to 16,384 tokens. That is room for hundreds of pages of text in a single conversation.
Kimi K3 or DeepSeek V4 Pro: which should I use?
Both reason before answering and both are private. DeepSeek V4 Pro is included in paid plans without credits and is tagged for code; Kimi K3 costs credits but has a larger context (256k versus 200k), reads images and scores higher on the arena.ai Text Arena (1488 versus 1465, October 27, 2026).
How do I use Kimi K3 on NeverNo?
Sign in with a paid plan, open a new chat and choose Kimi K3 in the model selector. Paste your text or attach an image, then ask your question; it thinks first and answers in the same thread.