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Model comparison · Updated 2 Nov 2026

DeepSeek V3 vs DeepSeek V3.1

DeepSeek V3.1 is about the same price on input ($0.25 against $0.26 per 1M tokens) and on output. Both have a 164K-token context window. For a support chatbot at 10,000 chats a day, the standard-tier bill is about $208 a month for DeepSeek V3 and $198 for DeepSeek V3.1.

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ModelsAtlas. “DeepSeek V3 vs DeepSeek V3.1”. Retrieved 2 Nov 2026. https://modelsatlas.com/compare/deepseek/v3/vs/deepseek/v3-1

Model A

DeepSeek V3

by DeepSeek · weights not marked open · GRIDC3

Input / 1M
$0.26
observed We measured
Source
Our catalogue
Retrieved
2 Nov 2026
Output / 1M$1.03
Context164K
vs

Model B

DeepSeek V3.1

by DeepSeek · weights not marked open · GRIDC3

Input / 1M
$0.25
observed We measured
Source
Our catalogue
Retrieved
10 Oct 2026
Output / 1M$0.95
Context164K

Key numbers

Standard tier · highlighted = better

DeepSeek V3
DeepSeek V3.1
Input / 1M tokens
$0.26
$0.25
Output / 1M tokens
$1.03
$0.95
Batch input / output
Not listed
Not listed
Context window
163,840
163,840
Input types
Not disclosed
Not disclosed
Weights
Not marked open
Not marked open
Tiers listed
standard
standard
Prices checked
2026-11-02
2026-10-10

What it costs for real workloads

Monthly, standard tier, 30 days

Support chatbot10k chats/day · 1.5k in, 300 out
$208/mo
$198/mo
RAG over documents2k queries/day · 12k in, 500 out
$216/mo
$208/mo
Coding agent300 tasks/day · 60k in, 8k out
$213/mo
$203/mo

DeepSeek V3   DeepSeek V3.1 · Derived from the standard-tier prices above, input and output tokens per request as stated, 30 days. Excludes caching discounts and batch. Try your own numbers.

On the atlas

Price band (A–H) × context band (1–6)

Same square. DeepSeek V3 and DeepSeek V3.1 share C3.

Same square as DeepSeek V3: Llama 3.3 70B Instruct ($0.10), Ministral 3 3B 2512 ($0.10), gpt-oss-120b ($0.15). Open C3

AFreeB<$0.10C$0.10–0.30D$0.30–1E$1–3F$3–10G$10–30H$30+1<32K232–128K3128–256K4256K–1M51M6>1MINPUT PRICE PER 1M TOKENS →CONTEXT WINDOW ↑ · position within a square follows the real valueMiniMax M2 · C3DeepSeek V3.2 · C3DeepSeek V3.1 Terminus · C3MiniMax M2.5 · C3DeepSeek V3 0324 · C3DeepSeek V3DeepSeek V3DeepSeek V3.1DeepSeek V3.1
DeepSeek V3DeepSeek V3.1Nearest neighboursOpen weights
View the map as a table (1 squares)
SquarePrice bandContext bandModels
GRIDC3$0.10–0.30128–256KDeepSeek V3, DeepSeek V3.1, MiniMax M2, DeepSeek V3.2, DeepSeek V3.1 Terminus, MiniMax M2.5, DeepSeek V3 0324

Capabilities side by side

Only what our records list

DeepSeek V3
DeepSeek V3.1
Vision input
Not disclosed
Not disclosed
Audio input
Not disclosed
Not disclosed
Open weights
Not marked open
Not marked open
Batch tier
Not listed
Not listed
Free tier
Not listed
Not listed
Thinking tier
Not listed
Not listed

Neither record lists input types, so we do not claim any.

Which should you choose?

Editorial

Choose DeepSeek V3 if…

Nothing in the recorded numbers favours DeepSeek V3 over DeepSeek V3.1. Pick it for what our records do not cover — your own tests, or an account you already have with DeepSeek.

Choose DeepSeek V3.1 if…

  • you pay by the token: it costs $0.25 per 1M input against $0.26
  • output dominates your bill: $0.95 per 1M output against $1.03

Each reason is a fact from the tables above. Picking between them is our judgement, and we do not benchmark quality: price and context are what we can measure, so test both on your own prompts before you commit.

Questions

Is DeepSeek V3 better than DeepSeek V3.1?
We do not benchmark quality, so we cannot say. On the recorded numbers: DeepSeek V3.1 is about the same price on input ($0.25 against $0.26 per 1M tokens) and on output. Both have a 164K-token context window. For a support chatbot at 10,000 chats a day, the standard-tier bill is about $208 a month for DeepSeek V3 and $198 for DeepSeek V3.1. Which is better for you depends on your task; test both on your own prompts.
Which is cheaper, DeepSeek V3 or DeepSeek V3.1?
DeepSeek V3.1: $0.25 against $0.26 per 1M input tokens, and $0.95 against $1.03 per 1M output, on standard pricing.
How much does each cost per 1M tokens?
DeepSeek V3: $0.26 input and $1.03 output. DeepSeek V3.1: $0.25 input and $0.95 output. Standard tier, USD.
Which has the larger context window?
Neither: both have 163,840 tokens.
Do both offer batch pricing?
Neither lists a batch tier in our catalogue.
Can both read images or audio?
Input types recorded for DeepSeek V3: none recorded. For DeepSeek V3.1: none recorded. Where a record lists none we say so rather than guess; check each vendor's documentation before relying on a capability.
Is either model open-weight?
DeepSeek V3: not marked open-weight in our records. DeepSeek V3.1: not marked open-weight in our records.
What would each cost for a support chatbot?
At 10,000 chats a day, 1,500 input and 300 output tokens each, 30 days, standard tier: about $208 a month for DeepSeek V3 and $198 for DeepSeek V3.1. This is our calculation from the listed prices, not a quote.

About the two models

DeepSeek V3

By DeepSeek. $0.26 input and $1.03 output per 1M tokens, 164K context, atlas square C3. Tiers listed: standard.

Full specs & pricing →

DeepSeek V3.1

By DeepSeek. $0.25 input and $0.95 output per 1M tokens, 164K context, atlas square C3. Tiers listed: standard.

Full specs & pricing →

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