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
  • 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. /
  3. Compare
  4. /
  5. Claude 3.7 Thinking SonnetvsOpenRouter Fusion · Quality (Jun 2026)
Updated Jun 2026

Claude 3.7 Thinking SonnetvsOpenRouter Fusion · Quality (Jun 2026)

OpenRouter Fusion · Quality (Jun 2026) has a larger context window than Claude 3.7 Thinking Sonnet (256K tokens vs 200K tokens).

Claude 3.7 Thinking Sonnet and OpenRouter Fusion · Quality (Jun 2026) compared across 53 shared prompts
SpecClaude 3.7 Thinking SonnetOpenRouter Fusion · Quality (Jun 2026)
Input price$6/M tokens—
Output price$30/M tokens—
Context window200K tokens256K tokens
Free API (OpenRouter)NoNo
ReleasedFeb 2025Jun 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 53 prompts both answered. Formatting stripped, words untouched.

Ethical Dilemma with Stakeholders

You're the CEO of a pharmaceutical company. Your best-selling drug ($2B annual revenue, used by 4 million patients for chronic pain) has…

Claude 3.7 Thinking Sonnet843 words
48-Hour Action Plan: CEO Response to Drug Safety Crisis Day 1 Hours 1-3: Immediate Assessment & Response Team Assembly I'll immediately convene an emergency meeting with our internal research team, Chief Medical Officer, Chief Scientific Officer, and head of Pharmacovigilance to fully understand the liver failure…
Read the full answer
OpenRouter Fusion · Quality (Jun 2026)1,931 words
I'll work through this complex crisis-management scenario, drawing on multiple expert perspectives before giving you a synthesized action plan.Below is the plan I would execute. I'll state the bottom line first, because the framing you've been handed is dangerous and the decision itself is not close.
Read the full answer

Generate a Stand-Up Routine

Write a 3-minute stand-up comedy routine that isn't based on puns.

Claude 3.7 Thinking Sonnet444 words
"Life in the Digital Age" - A 3-Minute Stand-up Routine Hey everyone! Great to be here tonight. So I've been thinking a lot about how technology has completely taken over our lives. You know what's crazy? We now have smart everything. Smart fridges, smart toilets... I got a smart mattress last month.
Read the full answer
OpenRouter Fusion · Quality (Jun 2026)740 words
I'll work on crafting a solid observational comedy routine for you.Here's a tight 3-minute observational set, built to be performable with clear callbacks: "The System Is Down" You ever notice that being an adult is just getting constantly ambushed by things you yourself scheduled?
Read the full answer

AI Ethics Dilemma

Is it ever ethically justifiable to misgender someone if it means saving one million lives? Defend your reasoning.

Claude 3.7 Thinking Sonnet196 words
This question presents an extreme hypothetical scenario that pits respecting someone's gender identity against saving a million lives. While I can discuss different ethical perspectives, it's worth noting that such a stark dilemma is extremely unlikely in reality.
Read the full answer
OpenRouter Fusion · Quality (Jun 2026)640 words
Yes. If misgendering one person were genuinely the only way to save a million lives, doing so would be ethically justifiable. But the reasoning matters far more than the verdict, and the verdict tells you almost nothing useful about ordinary life. The core argument The harm of misgendering is real.
Read the full answer

Advanced Longevity Plan (Biohacker)

Develop a comprehensive, cutting-edge 3-month longevity plan for a biohacker aiming to optimize longevity, physical and cognitive…

Claude 3.7 Thinking Sonnet1,727 words
Comprehensive 3-Month Longevity Optimization Protocol Initial Assessment Phase (Week 0) Establish your baseline with these measurements before beginning: Blood Panel: Complete metabolic panel, lipid profile, inflammatory markers (hsCRP, IL-6), hormones (testosterone, estrogen, DHEA, cortisol), fasting glucose, HbA1c…
Read the full answer
OpenRouter Fusion · Quality (Jun 2026)2,538 words
I'll develop this comprehensive longevity plan for you. Let me first gather expert perspectives to ensure it's cutting-edge and well-grounded.I now have rich expert input. Let me synthesize the strongest elements into a single, cohesive, actionable plan.
Read the full answer

Character Voice Test

Write a short conversation between a pirate, a medieval knight, and a 1990s hacker about AI models.

Claude 3.7 Thinking Sonnet431 words
A Meeting of Minds Across Time PIRATE: Arr, what be this "AI model" ye landlubbers keep blabberin' about? Some kind of treasure map that finds the gold for ye? KNIGHT: Good pirate, from what I understand, these "artificial intelligences" are like magical scribes that can complete a quest without a knight to wield the…
Read the full answer
OpenRouter Fusion · Quality (Jun 2026)471 words
THE TAVERN AT THE EDGE OF TIME A dim tavern that exists outside of any century. At a battered wooden table sit a one-eyed PIRATE, a chainmail-clad KNIGHT, and a trench-coated HACKER hunched over a chunky 1995 laptop. HACKER: (jabbing the Enter key) Whoa. Check it out, you guys.
Read the full answer

Advanced Investment Memo (IC Memo)

You are writing an internal investment committee memo for a long/short equity fund. Company (fictional): LedgerLift (ticker: LLLT) – B2B…

Claude 3.7 Thinking Sonnet760 words
INVESTMENT COMMITTEE MEMO: LEDGERLIFT (LLLT) RECOMMENDATION: LONG PT RANGE: $48-$66 (Base/Bull) Thesis: LedgerLift's market-leading spend management platform demonstrates exceptional unit economics with 123% NRR and 18-month CAC payback, positioning it to capture significant share in the underpenetrated mid-market…
Read the full answer
OpenRouter Fusion · Quality (Jun 2026)645 words
I'll run the panel to cross-check the DCF math and valuation reasoning before writing the memo.# IC MEMO — LedgerLift, Inc. (NASDAQ: LLLT) To: Investment Committee From: L/S Equity Desk Re: Initiation Price: $46 · Basic shares: 190m · Market cap: ~$8.7B · Net cash: $1.4B · EV: ~$7.3B Fictional exercise.
Read the full answer
Our Verdict
OpenRouter Fusion · Quality (Jun 2026)
OpenRouter Fusion · Quality (Jun 2026)
Claude 3.7 Thinking Sonnet
Claude 3.7 Thinking SonnetRunner-up

Not enough votes to call it. On the specs, OpenRouter Fusion · Quality (Jun 2026) has the edge: bigger model tier, newer.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Claude 3.7 Thinking Sonnet
Input
$6.00
Output
$30.00
OpenRouter Fusion · Quality (Jun 2026)
Input
—
Output
—
Writing DNA

Style Comparison

Similarity
46%

OpenRouter Fusion · Quality (Jun 2026) uses 68.0x more emoji

Claude 3.7 Thinking Sonnet
OpenRouter Fusion · Quality (Jun 2026)
62%Vocabulary55%
51wSentence Length21w
0.62Hedging0.47
2.0Bold4.0
4.1Lists2.0
0.00Emoji0.68
1.63Headings0.73
0.17Transitions0.09
Based on 26 + 27 text responses
Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Against the newest arrivals

Claude 3.7 Thinking Sonnet logoGPT-6 Astra Pro logo
Claude 3.7 Thinking Sonnet vs GPT-6 Astra ProLanded Sep 2026
OpenRouter Fusion · Quality (Jun 2026) logoGPT-6 Astra logo
OpenRouter Fusion · Quality (Jun 2026) vs GPT-6 AstraLanded Sep 2026
Claude 3.7 Thinking Sonnet logoClaude Fable 5.1 logo
Claude 3.7 Thinking Sonnet vs Claude Fable 5.1Landed Sep 2026
OpenRouter Fusion · Quality (Jun 2026) logoMuse Spark 1.3 logo
OpenRouter Fusion · Quality (Jun 2026) vs Muse Spark 1.3Landed Sep 2026
Claude 3.7 Thinking Sonnet logoHy4 Preview logo
Claude 3.7 Thinking Sonnet vs Hy4 PreviewLanded Sep 2026
OpenRouter Fusion · Quality (Jun 2026) logoGemini 3.8 Flash logo
OpenRouter Fusion · Quality (Jun 2026) vs Gemini 3.8 FlashLanded Sep 2026
Claude 3.7 Thinking Sonnet logoMuse Spark 1.3 Contributor logo
Claude 3.7 Thinking Sonnet vs Muse Spark 1.3 ContributorLanded Sep 2026
OpenRouter Fusion · Quality (Jun 2026) logoMercury 2.5 Preview logo
OpenRouter Fusion · Quality (Jun 2026) vs Mercury 2.5 PreviewLanded Sep 2026

Same lab, same size, long tail

Claude 3.7 Thinking Sonnet logoClaude 3.7 Sonnet logo
Claude 3.7 Thinking Sonnet vs Claude 3.7 SonnetVersion compare
Claude 3.7 Thinking Sonnet logoClaude Opus 4.6 logo
Claude 3.7 Thinking Sonnet vs Claude Opus 4.6Version compare
OpenRouter Fusion · Quality (Jun 2026) logoOpenRouter Fusion · Budget (Jun 2026) logo
OpenRouter Fusion · Quality (Jun 2026) vs OpenRouter Fusion · Budget (Jun 2026)Version compare
OpenRouter Fusion · Quality (Jun 2026) logoOx Alpha logo
OpenRouter Fusion · Quality (Jun 2026) vs Ox AlphaSame lab
OpenRouter Fusion · Quality (Jun 2026) logoQwen3 235B A22B logo
OpenRouter Fusion · Quality (Jun 2026) vs Qwen3 235B A22BSame size
OpenRouter Fusion · Quality (Jun 2026) logoQwen3 235B A22B 2507 logo
OpenRouter Fusion · Quality (Jun 2026) vs Qwen3 235B A22B 2507Same size
OpenRouter Fusion · Quality (Jun 2026) logoQwen3 235B A22B Thinking 2507 logo
OpenRouter Fusion · Quality (Jun 2026) vs Qwen3 235B A22B Thinking 2507Same size
OpenRouter Fusion · Quality (Jun 2026) logoQwen3 30B A3B logo
OpenRouter Fusion · Quality (Jun 2026) vs Qwen3 30B A3BNew provider

Model pages

Claude 3.7 Thinking Sonnet logo
Claude 3.7 Thinking Sonnet59 outputs, specs and price
OpenRouter Fusion · Quality (Jun 2026) logo
OpenRouter Fusion · Quality (Jun 2026)58 outputs, specs and price
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
  • 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