Skip to content
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare models
  • All models
  • Image comparison
  • Audio comparison
  • Image generation
  • Best AI for...
  • Arena
  • API pricing
  • Challenges

Discover

  • SubjectiveBench
  • Default Index
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model updates
  • Provider status
  • AI creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy policy
  • Terms
  • RSS feed
  1. Home/
  2. Compare/
  3. Claude 2 vs DeepSeek V4 Flash
Updated Apr 2026

Claude 2 vs DeepSeek V4 Flash

DeepSeek V4 Flash is cheaper than Claude 2 at $0.14/M vs $11.02/M input tokens.

Simple Falling Object Game

Catch the falling object. Paddle at the bottom, score at the top, one file.

Loading the build
Claude 2
Loading the build
DeepSeek V4 Flash

Which answer wins?

Written rounds

2 prompts
  • One month, three habits, someone starting from nothing.

    Claude 2: 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.

    DeepSeek V4 Flash: This is a fantastic goal. The key for a beginner is consistency over intensity. Trying to overhaul your entire life overnight is a recipe for burnout. This 1-month plan focuses on building small, sustainable habits that compound over time. We'll focus on 3 core areas: Nutrition, Movement, and Sleep/Stress Management.

    Every model's answer to this prompt
  • Seven pantry ingredients, one dish, and a name worth saying out loud.

    Claude 2: 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.

    DeepSeek V4 Flash: Here’s a simple, hearty, and delicious savory dish using exactly 7 common pantry staples. It comes together in under 30 minutes and feels like a warm hug in a bowl.

    Every model's answer to this prompt

Price and specs

Not enough votes to call it. On the specs, DeepSeek V4 Flash has the edge: newer, bigger context window. DeepSeek V4 Flash costs 117x less per token.

Claude 2 and DeepSeek V4 Flash compared across 5 shared prompts
SpecClaude 2DeepSeek V4 Flash
Input price$11.02/M tokens$0.14/M tokens
Output price$32.68/M tokens$0.28/M tokens
Context window100K tokens1.0M tokens
Weights—Open
Free API (OpenRouter)NoNo
ReleasedJun 2023Apr 2026
At 10M a month$110$110$1.40$1.40
1M10M100M1B10M tokens

Input tokens at list price. No caching, no batch discount.

Where to run it16 hosts, cheapest first
Claude 2

No hosts listed on OpenRouter.

DeepSeek V4 Flash16 hosts
HostInOutContextUptime
  • RRelacefp4$0.03 in·$1.28 out·1M·100% up
  • OOpenInferencefp4$0.03 in·$1.15 out·1M·99.9% up
  • SStreamLakefp8$0.08 in·$0.17 out·1M·99.9% up
  • DDeepInfrafp8$0.09 in·$0.18 out·1M·99.7% up
  • Baidu Qianfanfp8$0.09 in·$0.18 out·1M·99.8% up
  • GGMI Cloudfp8$0.09 in·$0.18 out·1M·100% up
10 more hostsFewer hosts
  • VVenice$0.10 in·$0.19 out·1M·99.2% up
  • DDigitalOcean$0.10 in·$0.20 out·1M·100% up
  • SSiliconFlowfp8$0.13 in·$0.28 out·1M·99.6% up
  • PParasailfp8$0.14 in·$0.28 out·1M·100% up
  • Alibaba Cloudfp8$0.15 in·$0.30 out·1M·100% up
  • WWafer$0.19 in·$0.17 out·1M·100% up
  • MMancerfp8$0.19 in·$0.50 out·1M·99% up
  • Azure AI Foundry$0.21 in·$0.56 out·1M·99.7% up
  • Cloudflare Workers AI$0.44 in·$1.32 out·384k·98.7% up
  • AAtlasCloudfp4DegradedDegraded on OpenRouter when checked, 11 Oct 2026$0.14 in·$0.28 out·1M·98.5% up

Per million tokens. Prices and uptime via OpenRouter, checked 11 Oct 2026.

Common questions

What is the difference between Claude 2 and DeepSeek V4 Flash?

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

Which is better, Claude 2 or DeepSeek V4 Flash?

It depends on your use case. Claude 2 and DeepSeek V4 Flash 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.

How much does Claude 2 cost compared to DeepSeek V4 Flash?

Claude 2 costs $11.02/M input tokens and DeepSeek V4 Flash costs $0.14/M input tokens. DeepSeek V4 Flash is $10.88/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 Claude 2 and DeepSeek V4 Flash on Rival?

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

More comparisons

Against the newest arrivals

  • Claude 2 vs Step 5 PreviewLanded Oct 2026
  • DeepSeek V4 Flash vs Claude Haiku 5.5Landed Oct 2026
  • Claude 2 vs Ling 3.1 FlashLanded Oct 2026
  • DeepSeek V4 Flash vs Mistral Large 4Landed Oct 2026
  • Claude 2 vs GPT-6.1 SolLanded Sep 2026
  • DeepSeek V4 Flash vs Claude Sonnet 5.5Landed Sep 2026
  • Claude 2 vs Solar Mini 4Landed Sep 2026
  • DeepSeek V4 Flash vs Qwen3.8 Max PrimeLanded Sep 2026

Same lab, same size, long tail

  • Claude 2 vs Claude Haiku 5.5Version compare
  • Claude 2 vs Claude Sonnet 5.5Version compare
  • DeepSeek V4 Flash vs DeepSeek V4 Flash Vision ExpSame lab
  • DeepSeek V4 Flash vs DeepSeek V4.1 FlashSame lab
  • Claude 2 vs GPT-5.6 TerraSame size
  • Claude 2 vs GPT-6 AstraNew provider
  • DeepSeek V4 Flash vs GPT-6 Astra ProNew provider
  • Claude 2 vs GPT-6 LunaSame size

Model pages

  • Claude 25 outputs, specs and price
  • DeepSeek V4 Flash58 outputs, specs and price
Workshop · 150 skills

Build your own version.

Editable skills and working examples for your agent.

Explore $79Free sample
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare models
  • All models
  • Image comparison
  • Audio comparison
  • Image generation
  • Best AI for...
  • Arena
  • API pricing
  • Challenges

Discover

  • SubjectiveBench
  • Default Index
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model updates
  • Provider status
  • AI creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy policy
  • Terms
  • RSS feed