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DeepSeek model°

DeepSeek V3.2 Exp

DeepSeek V3.2 Exp is an experimental text model from DeepSeek, released as an intermediate step between V3.1 and the architectures the lab plans next, and built around a fine-grained sparse attention mechanism called DeepSeek Sparse Attention.

DeepSeekVerified 24/09/2026Released 29/09/2025

01 / decision

Decision snapshot

Each figure sits next to the middle of the field, so it can be read as dear or cheap, wide or narrow, rather than floating on its own. Compared against the 126 models we track, not against an absolute standard.

Capability

Not measured

No published benchmark scores yet

Input / 1M tokens

$0.27

field median $0.30

Output / 1M tokens

$0.41

field median $1.25

Context

164K

field median 524K

02 / overview

What DeepSeek V3.2 Exp is, and when to reach for it

Four questions, answered separately, because somebody arrives at one of them rather than at the top of the page.

What it is

The job it was built for, and the job it is not for.

DeepSeek V3.2 Exp is a text-only large language model published as a research staging post rather than a finished product line. Its job is to put DeepSeek Sparse Attention in front of real workloads and see how it holds up at long input lengths. It is not a multimodal model, and the "Exp" label is a signal from the lab that this is not the build you standardise a production stack on.

When it arrived, and when to use it

Where it sits in its line, and when a sibling is the better pick.

DeepSeek V3.2 Exp first appeared at the end of September 2025, sitting between V3.1 and whatever DeepSeek ships next. It is the right pick when you want to test how the sparse attention approach behaves on your own long-context text work, or when cost per token dominates the decision. It is the wrong pick when you need a stable target for a shipped product, or anything involving images, audio or video.

How you reach it

The API, the apps it powers, and what its limits let you do.

DeepSeek V3.2 Exp is reached through the DeepSeek API and the usual third-party inference routers, with open weights available in the same way as the rest of the DeepSeek line. The context window takes a large document set, a long transcript or a sizeable codebase in one pass, and the output ceiling is generous enough for full file rewrites and long structured reports rather than short answers. Everything in and out is text.

Why it matters

What changes because this exists, or why it does not.

The point of DeepSeek V3.2 Exp is that long-context work gets cheaper to attempt. Jobs that were awkward to justify at scale, running a whole corpus through a model repeatedly, batch-processing long transcripts, evaluating a large set of documents, become easy to run and rerun. For most teams this is a cost and experimentation story rather than a capability story.

Follows DeepSeek V3.1 Terminus. Superseded by DeepSeek V3.2. See the whole line.

03 / evidence

How much of this is verified

Split by category, so a strong number never hides a thin evidence base. Verified means we read it on the benchmark's own published results; a provider's claim about its own model is shown and labelled rather than dropped.

No published benchmark scores for this model yet.

We publish a score only where we can link the result to where it was published. Until a benchmark result for this model exists in a source we read, this section stays empty rather than being filled with a provider's marketing figure.

How we decide what counts as evidence

04 / ledger

Benchmark ledger

Every published row, grouped by category, each compared with the best published score on the same benchmark. 'Is 64% good' is a question nobody can answer; '26 points behind the leader' is one anybody can.

Nothing in the ledger yet.

Each row here carries a score, the benchmark it came from, what the leading model scored on the same test, and a link to the published result. Rows appear as results are published and read.

How we decide what counts as evidence

05 / capability

Capability shape

Where this model is strong, and against how many peers. Ranks are against models with evidence in that category, not against everything we track: ranking against models nobody tested would rank who published, not who is better.

No category scores to shape yet.

A category score is the weighted mean of the benchmarks published for it. With no published rows there is nothing to average, and an empty chart drawn at zero would say something false.

How we decide what counts as evidence

06 / cost

What it costs

List API rates as last read from the provider, with the source on every row, plus every change we have recorded since we started tracking it.

DeepSeek V3.2 Exp API pricingSurge45°
ChargePriceUnitRead onSource
Input$0.27per 1M tokens2026-09-24Check
Output$0.41per 1M tokens2026-09-24Check

DeepSeek V3.2 Exp is among the cheapest models you can call for work of this size, with output priced close enough to input that long generations do not blow up a budget. Compared with the frontier models from the large US labs, the gap is not marginal, it is the kind of difference that changes which internal projects are worth running at all.

What a month costsSurge45°
WorkloadInput / monthOutput / monthCost
A small product team20M tokens5M tokens$7.45
A busy support assistant200M tokens40M tokens$70.40
A document pipeline1000M tokens100M tokens$311.00

List API rates, no caching and no batch discount, which both providers offer and which change the answer a great deal. Treat these as the ceiling, not the bill.

07 / specs

Specifications

As listed by the provider's own catalogue and re-read every few hours. Anything absent is absent there too.

SpecificationSurge45°
Context window163,840 tokens
Maximum output65,536 tokens
Modalitiestext
Released29/09/2025
StatusCurrent
Catalogue identifierdeepseek/deepseek-v3.2-exp

08 / lineage

Lineage

What this model replaced, what replaced it, and what else its provider has in the field.

09 / line

The line

Every model in this family in release order, so a page from eight months ago says in one glance that two newer ones exist.

  1. 01DeepSeek V3 032424/03/2025
  2. 02DeepSeek V3.121/08/2025
  3. 03DeepSeek V3.1 Terminus22/09/2025
  4. 04DeepSeek V3.2 Exp29/09/2025
  5. 05DeepSeek V3.201/12/2025

Ordered by release date and worked out from the naming, so a new member slots in as soon as its page exists. A retired model keeps its page and its place in the line.

10 / notes

Our notes

What this model changes for a brand trying to be cited in AI answers, and every change we have logged since it launched.

What it changes for you

A model this cheap to run at long context means more products can afford to read a lot before they answer, so the volume of AI-generated answers citing sources goes up, not down. For a SaaS brand, that rewards documentation and comparison content that survives being read in bulk alongside competitors rather than in isolation. It also means your category is increasingly being summarised by models you have no commercial relationship with, embedded in tools you have never heard of.

Where buyers meet this model

Buyers meet DeepSeek V3.2 Exp mainly through the API and through inference providers hosting the open weights, rather than in a mass-market consumer app. In practice it turns up inside other people's products: chat features, coding assistants and document tools that chose it on cost, often without naming it in the interface. Its consumer surface is the DeepSeek assistant itself, which is where most non-developer exposure to the DeepSeek name comes from.

Change log

Nothing published here yet. Changes appear within hours of a provider announcing them.

11 / questions

Questions

The things people ask about this model, answered from what is on this page rather than from anywhere else.

Is DeepSeek V3.2 Exp safe to build a product on?
Treat it as experimental. DeepSeek published it as an intermediate step between V3.1 and future architectures, which means the behaviour you test today is not a commitment. It is well suited to evaluation, batch work and internal tooling, less so to a customer-facing feature you cannot easily repoint.
Can DeepSeek V3.2 Exp handle images or audio?
No. It is a text-only model, for both input and output. Anything involving screenshots, diagrams, documents as images, speech or video needs a different model in the pipeline.
What is DeepSeek Sparse Attention, in practical terms?
It is a fine-grained sparse attention mechanism, and it is the reason this release exists. For a buyer, the practical question is not the mechanism but whether long-context quality holds up on your own material, which is exactly the thing the experimental release is asking people to test.
How does it compare with V3.1?
V3.2 Exp is positioned as the next step on from V3.1, with the sparse attention mechanism as the substantive change. DeepSeek has not framed it as a straight replacement, so if V3.1 is working in your stack, the case for switching is about long-context cost and behaviour rather than a general upgrade.
Surge45°

Is DeepSeek V3.2 Exp recommending you?

Models change what gets cited. We measure whether AI answers name your brand or your competitors across every assistant, and show you what to change.