DeepSeek V3.1 Terminus: API pricing, context window and capabilities

Prices from official vendor price lists · October 2026

DeepSeek V3.1 Terminus costs $0.27 per 1M input tokens and $1 per 1M output tokens, with a 163.8K context window. Mid-priced: dearer than 29% of this rating, with DeepSeek V3.2 as the nearest cheaper DeepSeek option. Recorded for free tier, open weights.

Visit DeepSeekAll DeepSeek models
Capabilities
Text & chatStructured JSON outputPrompt caching
API $/1M (in / out)
$0.27 / $1
Context window
163.8K tokens
Price / mo
API only
OverviewReviews

DeepSeek V3.1 Terminus is an AI model from DeepSeek, priced at $0.27 input and $1 output per 1M tokens. That places it in the budget tier of this rating — cheaper than 71% of the 205 priced models listed.

It holds 163.8K tokens in a single conversation. Capabilities recorded in this rating: text & chat, structured JSON output, prompt caching, batch API, free tier. Access is through the API rather than a consumer subscription.

API price$0.27 / $1per 1M tokens, in / out
Context163.8K tokenstokens per conversation
VendorDeepSeekall models from this vendor
TierBudgetcheaper than 71% of models

Cost calculator

Standard$0.82AED 3 per month
With batch −50%$0.41AED 2 per month
With caching on input$0.76AED 3 per month
Standard$8.18AED 30 per month
With batch −50%$4.09AED 15 per month
With caching on input$7.57AED 28 per month
Standard$40.88AED 150 per month
With batch −50%$20.44AED 75 per month
With caching on input$37.84AED 139 per month
Standard$164AED 600 per month
With batch −50%$81.75AED 300 per month
With caching on input$151AED 556 per month

Assumes a 1:3 input-to-output ratio, which is typical for chat and generation. Dirham figures use 3.6725 per dollar. Batch and caching discounts apply where the vendor offers them.

Compared with alternatives

How DeepSeek V3.1 Terminus sits against its neighbours in this rating. Tap a card to open that model.

Qwen3.6 Flash
Cheaper
Alibaba (Qwen)
$0.165 / $0.991M tokens
MiniMax M2
Closest match
MiniMax
$0.255 / $1.02204.8K tokens
MiniMax M2
Step up
MiniMax
$0.255 / $1.02204.8K tokens

Good and poor fit

Good fit
  • General text generation and conversation across languages.
Poor fit
  • Anything requiring image input — this model does not accept it.
  • Integrations that depend on structured function calls.

Related filters

Text & chat234 models for text generation and chat
Prompt caching153 models with cheap repeated context
Batch API146 models with half-price async processing
Free tier86 models with a free API allowance
MultilingualAll 245 models work beyond English
DeepSeek9 models from this vendor
All 245 modelsThe full rating with filters and prices

Frequently asked questions

How much does DeepSeek V3.1 Terminus cost?

$0.27 / $1 per 1M tokens, input and output. In dirhams that is roughly AED 0.99 per 1M input tokens. Batch processing halves it where the vendor offers it.

What is the context window of DeepSeek V3.1 Terminus?

163.8K tokens in a single conversation.

What can DeepSeek V3.1 Terminus do?

In this rating it is recorded with: text & chat, structured JSON output, prompt caching, batch API, free tier, multilingual, open weights.

Is DeepSeek V3.1 Terminus a good choice?

It depends on the job. See the good-fit and poor-fit lists above, and compare against the neighbouring models before committing.

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