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Head-to-head comparison

DeepSeek V3.1 Terminus vs DeepSeek V3.2

DeepSeek V3.1 Terminus (DeepSeek) and DeepSeek V3.2 (DeepSeek) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.

Snapshot as of 22 September 2026

As of 22 September 2026, DeepSeek V3.2 holds the stronger ModelCap Index position (#61 vs #71); and DeepSeek V3.2 is 2.5× cheaper per output token ($0.40/1M vs $1.00/1M).

Which should you choose?

Choose DeepSeek V3.1 Terminus if…

  • ModelCap publishes no field on which DeepSeek V3.1 Terminus leads DeepSeek V3.2 for this pair.

Choose DeepSeek V3.2 if…

  • you want the stronger overall ModelCap Index position — #61 against #71 (63.4 vs 61.1 points).
  • API cost matters — $0.40/1M output tokens against $1.00/1M, about 2.5× cheaper.
  • your workload is prompt-heavy — input tokens cost $0.269/1M against $0.27/1M.
  • you want provider choice — 15 listed API providers against 4.
  • Arena coding is your yardstick — 1476 against 1461.
  • AA τ²-Bench Telecom is your yardstick — 78.9% against 37.1%.
  • AA Humanity's Last Exam is your yardstick — 11.2% against 8.7%.
  • you want the more recently listed model — DeepSeek V3.2 was listed 1 December 2025, DeepSeek V3.1 Terminus 22 September 2025.

DeepSeek V3.1 Terminus vs DeepSeek V3.2: specs, pricing and context

Specification comparison of DeepSeek V3.1 Terminus and DeepSeek V3.2
FieldDeepSeek V3.1 TerminusDeepSeekDeepSeek V3.2DeepSeek
ModelCap Index position#71#61
Index score61.163.4
EvidenceMeasuredMeasured
Input price / 1M tokens$0.27$0.269
Output price / 1M tokens$1.00$0.40
Context window164K tokens164K tokens
Max output tokens33K66K
API providers listed415
Weight accessOpen weightsOpen weights
Input modalitiesTextText
First listed22 September 20251 December 2025
PublisherDeepSeekDeepSeek

Evidence: 3 public benchmark observations across 3 boards · 4 public benchmark observations across 4 boards. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: DeepSeek V3.1 Terminus vs DeepSeek V3.2

Public benchmark boards where DeepSeek V3.1 Terminus or DeepSeek V3.2 has a published result
BoardDeepSeek V3.1 TerminusDeepSeek V3.2Leads
Arena codingArena (LMArena)14611438–1485Thinking14761469–1483ThinkingDeepSeek V3.2
ARC-AGI-2ARC Prize Foundation—4.0%Only one result
SWE-benchSWE-bench (Princeton / SWE-agent team)—70.0%HighOnly one result
AA Intelligence IndexArtificial Analysis14.8intelligence-index:v4.3:reasoning-unspecified—Only one result
AA τ²-Bench TelecomArtificial Analysis37.1%tau2:telecom:dual-control:pass-at-1:3-repeats:source-model="DeepSeek V3.1 Terminus (Non-reasoning)":reasoning=false78.9%tau2:telecom:dual-control:pass-at-1:3-repeats:source-model="DeepSeek V3.2 (Non-reasoning)":reasoning=falseDeepSeek V3.2
AA Humanity's Last ExamArtificial Analysis8.7%hle:may-2025:text-only-2158:no-tools:pass-at-1:source-model="DeepSeek V3.1 Terminus (Non-reasoning)":reasoning=false11.2%hle:may-2025:text-only-2158:no-tools:pass-at-1:source-model="DeepSeek V3.2 (Non-reasoning)":reasoning=falseDeepSeek V3.2
WildClawBench OpenClawWildClawBench—34.0Only one result

Scores are the sources' own published figures for each model's best evaluated configuration; ModelCap never re-runs a benchmark.

Want a different pairing? Open the interactive comparison tool to swap either model for any current ranked language model.

DeepSeek V3.1 Terminus vs DeepSeek V3.2: common questions

Is DeepSeek V3.1 Terminus better than DeepSeek V3.2?

DeepSeek V3.2 ranks higher on the ModelCap Index as of 22 September 2026: #61 against #71. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it. Their published uncertainty intervals overlap, so the rank difference alone does not establish a reliable capability advantage for your workload.

Is DeepSeek V3.1 Terminus cheaper than DeepSeek V3.2?

DeepSeek V3.2 is cheaper on output tokens: $0.40/1M against $1.00/1M. Input tokens are $0.27/1M for DeepSeek V3.1 Terminus and $0.269/1M for DeepSeek V3.2. Prices are the lowest listed API offer ModelCap observed, in USD per million tokens. For 1,000 requests with 2,000 input and 500 output tokens each (2M input + 0.5M output), the listed-rate estimate is $1.04 for DeepSeek V3.1 Terminus versus $0.74 for DeepSeek V3.2. DeepSeek V3.2 costs 29.0% less in this scenario. This excludes caching, batch discounts, prompt-length tiers, tool charges and retries; verify the selected endpoint before budgeting.

Which has the bigger context window, DeepSeek V3.1 Terminus or DeepSeek V3.2?

Both publish a 164K-token context window.

Which is better for coding, DeepSeek V3.1 Terminus or DeepSeek V3.2?

Arena coding: DeepSeek V3.1 Terminus 1461, DeepSeek V3.2 1476 — DeepSeek V3.2 leads.

Are DeepSeek V3.1 Terminus and DeepSeek V3.2 open-weight models?

DeepSeek V3.1 Terminus: Open weights. DeepSeek V3.2: Open weights. Open weights mean the checkpoint can be downloaded and self-hosted under its licence; API-only models are available solely through hosted endpoints.

Where can I run DeepSeek V3.1 Terminus and DeepSeek V3.2?

ModelCap currently lists 4 API providers for DeepSeek V3.1 Terminus and 15 for DeepSeek V3.2, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this DeepSeek V3.1 Terminus vs DeepSeek V3.2 comparison?

Every figure comes from the sealed ModelCap dataset published 22 September 2026; the page re-renders within a minute of each data refresh, and the ModelCap Index positions are the same ones shown on the live rankings.

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