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// head_to_head

DeepSeek V4 Pro 0813 vs Gemini 4 Argon

Published LiveBench scores across all seven categories, live list pricing, context windows, and the measured cost of a point of capability — for both models, side by side.

OpenRouter + LiveBenchAll comparisonsFull leaderboard

DeepSeek V4 Pro 0813 is the cheaper of the two; neither can be ranked on quality here.

DeepSeek V4 Pro 0813 does not have a published LiveBench run, so this comparison covers price, context and declared capabilities only. A missing score means "not evaluated", not "worse" — the right way to separate these two is an eval on your own workload.

deepseek

DeepSeek V4 Pro 0813

Blended / 1M
$0.990
Context
1.0M
Released
Aug 12, 2026
Overall score
Not evaluated
reasoningtool callingprompt caching

google

Gemini 4 Argon

Blended / 1M
$4.00
Context
1.0M
Released
Oct 13, 2026
Overall score
79.3
reasoningtool callingaudio inputfile inputimage inputvideo inputprompt caching

Specs and pricing

MetricDeepSeek V4 Pro 0813Gemini 4 Argon
LiveBench overall

Weighted mean of the seven LiveBench category scores, 0–100. Higher is better.

—79.3
Cost per point

Measured benchmark spend divided by overall score — dollars per point of capability.

—$0.0207
Blended price / 1M

3:1 input:output mix, the usual shape of production traffic.

$0.990win$4.00
Input price / 1M$0.660win$2.00
Output price / 1M$1.98win$10.00
Cached input / 1M

Price of an input token served from the prompt cache, where the provider publishes one.

$0.022win$0.100
Context window1.0M1.0M
Max output tokens393K944Kwin

Benchmarks by category

An overall score averages away the thing you probably care about. These are the seven LiveBench categories scored separately — DeepSeek V4 Pro 0813 on top, Gemini 4 Argon below, both out of 100.

Long-horizon agentic
—
61.2
Coding
—
89.7
Reasoning
—
95.1
Browser
—
82.8
Data analysis
—
85.2
Research
—
83.1
Documents & design
—
73.7

What each one costs to run

Per-token prices are hard to feel. These are monthly list costs for both models across five workload shapes, using each provider's published cached-input rate where there is one.

WorkloadDeepSeek V4 Pro 0813Gemini 4 Argon
Support chatbot

1.2K in / 400 out × 200K requests

$270.86/mo$1,143/mo
RAG assistant

8K in / 600 out × 100K requests

$391.60/mo$1,440/mo
Coding agent

40K in / 4K out × 20K requests

$329.12/mo$1,336/mo
Document extraction

20K in / 1.5K out × 50K requests

$776.60/mo$2,655/mo
Bulk classification

500 in / 20 out × 5M requests

$1,529/mo$5,050/mo
Run these two through the cost calculator

Which should you pick?

You are cost-constrained

DeepSeek V4 Pro 0813

Cheaper on blended list price at $0.990 per million tokens.

DeepSeek V4 Pro 0813 vs Gemini 4 Argon FAQ

Which is better, DeepSeek V4 Pro 0813 or Gemini 4 Argon?

DeepSeek V4 Pro 0813 is the cheaper of the two; neither can be ranked on quality here. DeepSeek V4 Pro 0813 does not have a published LiveBench run, so this comparison covers price, context and declared capabilities only. A missing score means "not evaluated", not "worse" — the right way to separate these two is an eval on your own workload.

Is DeepSeek V4 Pro 0813 cheaper than Gemini 4 Argon?

DeepSeek V4 Pro 0813 is cheaper. On a 3:1 input:output blend, DeepSeek V4 Pro 0813 lists at $0.990 per million tokens and Gemini 4 Argon at $4.00 — DeepSeek V4 Pro 0813 is 4.0× cheaper. Input and output are priced separately — DeepSeek V4 Pro 0813 charges $0.660 in and $1.98 out, Gemini 4 Argon charges $2.00 and $10.00 — so the model that looks cheaper flips depending on how output-heavy your workload is.

Does DeepSeek V4 Pro 0813 or Gemini 4 Argon have a bigger context window?

They are effectively the same — 1.0M for DeepSeek V4 Pro 0813 and 1.0M for Gemini 4 Argon.

Do DeepSeek V4 Pro 0813 and Gemini 4 Argon support prompt caching?

Both publish a cached-input rate: $0.022 per million for DeepSeek V4 Pro 0813 and $0.100 for Gemini 4 Argon, against full input rates of $0.660 and $2.00. On a workload with a long stable prefix — a system prompt, a tool schema, a retrieved corpus — that changes the economics more than the headline price does.

Related comparisons

How these numbers are produced

  • Price — provider list price from OpenRouter, refreshed every 15 minutes. “Blended” is a 3:1 input:output mix.
  • Scores — LiveBench release 2026-10-25, using their own category map. Each model shows its strongest published run. A blank means “not evaluated”, never “bad”.
  • Cost per point — the measured dollars LiveBench spent on the run, divided by the score it earned.
  • “Win” — awarded only past a threshold: one full point on a benchmark score, 10% on a price, 25% on a context window. Anything tighter reports as a tie, because effort settings alone move a LiveBench score by more than that.

Published benchmarks rank models on someone else's tasks. Before committing, see LLM & agent evaluation for building an eval on your own.