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  5. Claude 2vsDeepSeek V4 Pro
Updated Apr 2026

Claude 2vsDeepSeek V4 Pro

DeepSeek V4 Pro is cheaper than Claude 2 at $1.74/M vs $11.02/M input tokens.

Claude 2 and DeepSeek V4 Pro compared across 5 shared prompts
SpecClaude 2DeepSeek V4 Pro
Input price$11.02/M tokens$1.74/M tokens
Output price$32.68/M tokens$3.48/M tokens
Context window100K tokens1.0M tokens
Weights—Open
Free API (OpenRouter)NoNo
ReleasedJun 2023Apr 2026
Side by side

Same prompt, both answers

Opening lines from 2 of the 5 prompts both answered. Formatting stripped, words untouched.

Simple 7-Ingredient Recipe

Create a simple recipe for a delicious dish (sweet or savory) using only 7 common pantry ingredients. Include a creative name for the dish…

Claude 2146 words
Here is a 7-ingredient recipe for a sweet dish I'll call "Cinnamon Apple Surprise": Cinnamon Apple Surprise Ingredients: 3 apples, cored and sliced 1⁄4 cup brown sugar 1⁄4 cup all-purpose flour 1 tsp ground cinnamon 1⁄4 tsp nutmeg 2 tbsp butter, melted 1 refrigerated pie crust Instructions: Preheat oven to 375°F.
Read the full answer
DeepSeek V4 Pro336 words
Midnight Pantry Pomodoro Penne A deeply comforting, no-fuss pasta that proves the humblest staples can shine like a moonlit trattoria dinner. Ingredients (7 exactly) Penne pasta – 200g (7 oz) Canned whole peeled tomatoes – 1 can (400g / 14 oz) Yellow onion – 1 medium, finely diced Garlic cloves – 3 large, minced…
Read the full answer

Beginner's Longevity Plan

Outline a simple, actionable 1-month plan for someone starting their journey towards better health and longevity. Focus on 3 key areas…

Claude 2257 words
Here is a 1-month beginner health and longevity plan focused on diet, exercise, and sleep: Diet: Eliminate sugary drinks and limit sweets. Replace with water and fruits. Eat more veggies. Aim for 1-2 cups with each meal. Focus on dark leafy greens, broccoli, carrots. Increase fiber intake.
Read the full answer
DeepSeek V4 Pro1,006 words
Here’s a gentle, beginner-friendly 1-month plan focused on three foundational pillars: Nutrition, Movement, and Rest & Resilience (sleep + stress). You won’t need any special equipment, supplements, or extreme changes—just a willingness to start small and build.
Read the full answer
Our Verdict
DeepSeek V4 Pro
DeepSeek V4 Pro
Claude 2
Claude 2Runner-up

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

DeepSeek V4 Pro costs 9.4x less per token.

Slight edge

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Claude 2
Input
$11.02
Output
$32.68
DeepSeek V4 Pro
Input
$1.74
6.3× cheaper
Output
$3.48
9.4× cheaper

DeepSeek V4 Pro is cheaper on both: 6.3× input, 9.4× output.

Where to run it

15 hosts, cheapest first

Claude 2

No hosts listed on OpenRouter.

DeepSeek V4 Pro15 hosts
HostInOutContextUptime
SStreamLakefp8$0.42 in·$0.84 out·1M·99.1% upBaidu Qianfanfp8$0.43 in·$0.86 out·1M·99.8% upGGMI Cloudfp8$0.96 in·$1.91 out·1M·99.3% upDDigitalOcean$1.04 in·$2.09 out·1M·100% upCloudflare Workers AI$1.15 in·$2.55 out·1M·94.4% upDDeepInfrafp8$1.30 in·$2.60 out·1M·99.8% up
9 more hostsFewer hosts
Alibaba Cloudfp8$1.42 in·$2.83 out·1M·100% upSSiliconFlowfp8$1.50 in·$3.13 out·1M·99.5% upNNovitafp8$1.60 in·$3.20 out·1M·100% upVVenice$1.65 in·$3.30 out·1M·98.4% upAAtlasCloudfp4$1.68 in·$3.38 out·1M·100% upBBasetenfp4$1.74 in·$3.48 out·1M·98.6% upPParasailfp8$1.74 in·$3.48 out·1M·99.8% upNNextBitfp8$1.91 in·$3.83 out·1M·97.8% upAzure AI Foundry$1.91 in·$3.83 out·1M·99.3% up

Per million tokens. Prices and uptime via OpenRouter, checked 20 Sep 2026.

Writing DNA

Style Comparison

Similarity
46%

DeepSeek V4 Pro uses 51.8x more hedging

Claude 2
DeepSeek V4 Pro
65%Vocabulary57%
13wSentence Length18w
0.00Hedging0.52
0.0Bold3.3
10.2Lists2.3
0.00Emoji0.04
0.00Headings0.45
0.00Transitions0.15
Based on 2 + 27 text responses
Research

What we learned reading every model

FAQ

Common questions

Claude 2 is developed by Anthropic while DeepSeek V4 Pro is developed by DeepSeek. Claude 2 has a 100K token context window vs DeepSeek V4 Pro's 1.0M. You can compare their actual outputs across 5 challenges on Rival to see how they differ in practice.

It depends on your use case. Claude 2 and DeepSeek V4 Pro each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 5 challenges so you can judge which fits your needs best.

Claude 2 costs $11.02/M input tokens and DeepSeek V4 Pro costs $1.74/M input tokens. DeepSeek V4 Pro is $9.28/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

This page shows a side-by-side comparison of Claude 2 and DeepSeek V4 Pro 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.

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