What is the difference between DeepSeek V4 Pro 0813 and Mercury?

DeepSeek V4 Pro 0813 is developed by DeepSeek while Mercury is developed by Inception. DeepSeek V4 Pro 0813 has a 1.0M token context window vs Mercury's 32K. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

Which is better, DeepSeek V4 Pro 0813 or Mercury?

It depends on your use case. DeepSeek V4 Pro 0813 and Mercury each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

How much does DeepSeek V4 Pro 0813 cost compared to Mercury?

DeepSeek V4 Pro 0813 costs $0.66/M input tokens and Mercury costs $10/M input tokens. DeepSeek V4 Pro 0813 is $9.34/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare DeepSeek V4 Pro 0813 and Mercury on Rival?

This page shows a side-by-side comparison of DeepSeek V4 Pro 0813 and Mercury across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

What is the difference between DeepSeek V4 Pro 0813 and Mercury?

DeepSeek V4 Pro 0813 is developed by DeepSeek while Mercury is developed by Inception. DeepSeek V4 Pro 0813 has a 1.0M token context window vs Mercury's 32K. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

Which is better, DeepSeek V4 Pro 0813 or Mercury?

It depends on your use case. DeepSeek V4 Pro 0813 and Mercury each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

How much does DeepSeek V4 Pro 0813 cost compared to Mercury?

DeepSeek V4 Pro 0813 costs $0.66/M input tokens and Mercury costs $10/M input tokens. DeepSeek V4 Pro 0813 is $9.34/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare DeepSeek V4 Pro 0813 and Mercury on Rival?

This page shows a side-by-side comparison of DeepSeek V4 Pro 0813 and Mercury across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Updated Aug 2026

DeepSeek V4 Pro 0813vsMercury

DeepSeek V4 Pro 0813 is cheaper than Mercury at $0.66/M vs $10/M input tokens.

DeepSeek V4 Pro 0813 and Mercury compared across 54 shared prompts
Spec	DeepSeek V4 Pro 0813	Mercury
Input price	$0.66/M tokens	$10/M tokens
Output price	$1.98/M tokens	$10/M tokens
Context window	1.0M tokens	32K tokens
Released	Aug 2026	Jun 2025

Our Verdict

DeepSeek V4 Pro 0813

MercuryRunner-up

Not enough votes to call it. On the specs, DeepSeek V4 Pro 0813 has the edge: bigger model tier, newer, bigger context window, major provider backing.

DeepSeek V4 Pro 0813 costs 5.1x less per token.

Slight edge

What do DeepSeek V4 Pro 0813 and Mercury say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

DeepSeek V4 Pro 0813

Input

$0.66

15× cheaper

Output

$1.98

5.1× cheaper

Mercury

Input

$10.00

Output

$10.00

DeepSeek V4 Pro 0813 is cheaper on both — 15× input, 5.1× output

Writing DNA

Style Comparison

Similarity

56%

Mercury uses 4.3x more emoji

DeepSeek V4 Pro 0813

Mercury

57%Vocabulary55%

17wSentence Length40w

0.49Hedging0.39

3.2Bold4.9

3.2Lists3.8

0.00Emoji0.04

1.08Headings1.04

0.04Transitions0.03

Based on 27 + 17 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Mercury vs MiniMax M3New provider

Mercury vs Ox AlphaNew provider

Mercury vs Claude Opus 4New provider

Mercury vs Claude Opus 4.1New provider

DeepSeek V4 Pro 0813 vs Grok 3New provider

DeepSeek V4 Pro 0813 vs Grok 3 BetaNew provider

DeepSeek V4 Pro 0813 vs Grok 3 Mini BetaNew provider

DeepSeek V4 Pro 0813 vs Grok 3 ThinkingNew provider

Updated Aug 2026

DeepSeek V4 Pro 0813vsMercury

DeepSeek V4 Pro 0813 is cheaper than Mercury at $0.66/M vs $10/M input tokens.

DeepSeek V4 Pro 0813 and Mercury compared across 54 shared prompts
Spec	DeepSeek V4 Pro 0813	Mercury
Input price	$0.66/M tokens	$10/M tokens
Output price	$1.98/M tokens	$10/M tokens
Context window	1.0M tokens	32K tokens
Released	Aug 2026	Jun 2025

Our Verdict

DeepSeek V4 Pro 0813

MercuryRunner-up

Not enough votes to call it. On the specs, DeepSeek V4 Pro 0813 has the edge: bigger model tier, newer, bigger context window, major provider backing.

DeepSeek V4 Pro 0813 costs 5.1x less per token.

Slight edge

What do DeepSeek V4 Pro 0813 and Mercury say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

DeepSeek V4 Pro 0813

Input

$0.66

15× cheaper

Output

$1.98

5.1× cheaper

Mercury

Input

$10.00

Output

$10.00

DeepSeek V4 Pro 0813 is cheaper on both — 15× input, 5.1× output

Writing DNA

Style Comparison

Similarity

56%

Mercury uses 4.3x more emoji

DeepSeek V4 Pro 0813

Mercury

57%Vocabulary55%

17wSentence Length40w

0.49Hedging0.39

3.2Bold4.9

3.2Lists3.8

0.00Emoji0.04

1.08Headings1.04

0.04Transitions0.03

Based on 27 + 17 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Mercury vs MiniMax M3New provider

Mercury vs Ox AlphaNew provider

Mercury vs Claude Opus 4New provider

Mercury vs Claude Opus 4.1New provider

DeepSeek V4 Pro 0813 vs Grok 3New provider

DeepSeek V4 Pro 0813 vs Grok 3 BetaNew provider

DeepSeek V4 Pro 0813 vs Grok 3 Mini BetaNew provider

DeepSeek V4 Pro 0813 vs Grok 3 ThinkingNew provider