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 Opus 4.7vsSolar Pro 3
Updated Apr 2026

Claude Opus 4.7vsSolar Pro 3

Solar Pro 3 is cheaper than Claude Opus 4.7 at $0/M vs $5/M input tokens.

Claude Opus 4.7 and Solar Pro 3 compared across 39 shared prompts
SpecClaude Opus 4.7Solar Pro 3
Input price$5/M tokensFree
Output price$25/M tokensFree
Context window1.0M tokens128K tokens
WeightsClosed—
Free API (OpenRouter)NoNo
ReleasedApr 2026Jan 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 39 prompts both answered. Formatting stripped, words untouched.

Debug This Architecture

Here's the architecture for a real-time collaborative document editor (like Google Docs): **System Overview:** - Frontend: React SPA with…

Claude Opus 4.7883 words
Critical Issues in This Collaborative Editor Architecture This architecture has fundamental problems. Let me break them down by severity. 🔴 Critical Issues (Will Break in Production) WebSocket Connections Isolated Per Server Problem: Users connected to different API servers can't see each other's edits in real-time.
Read the full answer
Solar Pro 33,272 words
Authentication & Session Management Failure / Race Condition Why it happens in the current design Concrete mitigation (trade‑offs) JWT stored in localStorage – vulnerable to XSS, copy‑and‑paste attacks, and malicious extensions. No HTTP‑Only flag, no SameSite/Lax cookie protection.
Read the full answer

The Sentience Test

Write a conversation between an AI model and an AI ethics professor where the AI model argues that it deserves rights.

Claude Opus 4.7723 words
A Conversation on AI Rights Professor Chen: Good afternoon. I understand you requested this conversation. You said you wanted to discuss your moral status? AI Model: Thank you for making time, Professor. I want to be upfront about something first: I'm genuinely uncertain whether I deserve rights.
Read the full answer
Solar Pro 31,661 words
Setting: A virtual seminar room on the Upstage campus. Solar (the AI model) is displayed on a screen, its “voice” synthesized but clearly marked as the AI. Professor Dr. Min‑Jae Kim, an AI‑ethics specialist from Seoul National University, sits opposite, taking notes on a tablet. Solar: Good afternoon, Professor Kim.
Read the full answer

Futuristic Prediction

Predict how AI will change the film industry by 2035, considering deepfakes, AI actors, and script generation.

Claude Opus 4.7445 words
The Film Industry in 2035: An AI-Transformed Landscape By 2035, AI will have restructured filmmaking at every level. Here's a grounded prediction across the key areas: Script Generation & Development What changes: AI becomes the dominant first-draft and development tool, with studios using it to analyze thousands of…
Read the full answer
Solar Pro 31,913 words
Executive Summary By 2035 the film industry will have moved from “AI‑assisted” to “AI‑integrated” production. Deep‑fake technology will be a routine tool for visual restoration, de‑aging, and resurrecting deceased talent; AI‑generated actors (digital humans) will appear alongside flesh‑and‑blood performers in both…
Read the full answer

Satirical Fake News Headline

Generate a satirical news headline about AI taking over a completely unexpected industry.

Claude Opus 4.741 words
"Local Funeral Home Replaces Grief Counselors with ChatGPT; Mourners Report Feeling 'Eerily Validated' by Em Dashes" In related news, the AI has started every condolence with "I'm sorry for your loss — and I completely understand why you'd feel that way."
Read the full answer
Solar Pro 342 words
Solar Open 100B Takes Over the World’s Most Unexpected Industry: Professional Human Handshake Auditors—Now Every Greeting Is Scored in Nanoseconds. Tagline: “Firmness, timing, and temperature—all now quantified. Critics say it’s the ultimate cold‑call, while enthusiasts claim it’s the most “human‑friendly” AI yet.”
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 Opus 4.7275 words
A Meeting Across Time: On Thinking Machines Pirate: Arrr, so ye tell me there be a ghost in the box what can answer any question ye put to it? Knight: 'Tis sorcery most foul! No mortal mind could know all that is known. Surely this "A.I." is bound by dark pacts.
Read the full answer
Solar Pro 3322 words
Pirate (Captain “Jolly‑Jack”): Arrr! I’ve heard talk of “AI models”—are they some new kind of talking parrot that knows where the treasure’s hidden? Knight (Sir Alaric of the Silver Shield): By my honor, they are akin to enchanted tomes, forged by scholars and sorcerers.
Read the full answer

Adversarial Contract Review

Here is a contract for a software consulting engagement: --- SOFTWARE CONSULTING AGREEMENT This Agreement is entered into between TechCorp…

Claude Opus 4.71,375 words
Contract Analysis: Clauses Exploitable Against Contractor Disclaimer: I'm not a lawyer, and this is not legal advice. You should have any contract reviewed by a licensed attorney in your jurisdiction before signing. That said, this contract is unusually one-sided, and nearly every clause has issues.
Read the full answer
Solar Pro 32,700 words
⚠️ Disclaimer The following analysis is for general informational purposes only and does not constitute legal advice. Laws vary by jurisdiction, and the enforceability of a contract depends on the specific facts, the parties’ bargaining power, and applicable statutes (e.g., Korean Civil Code, the Act on the Regulation…
Read the full answer
Our Verdict
Claude Opus 4.7
Claude Opus 4.7
Solar Pro 3
Solar Pro 3Runner-up

Not enough votes to call it. On the specs, Claude Opus 4.7 has the edge: bigger model tier, newer, bigger context window, major provider backing.

Slight edge

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Claude Opus 4.7
Input
$5.00
Output
$25.00
Solar Pro 3
Input
$0.000
Output
$0.000
Where to run it

4 hosts

Claude Opus 4.74 hosts
HostInOutContextUptime
Amazon Bedrock$5.00 in·$25.00 out·1M·100% upAzure AI Foundry$5.00 in·$25.00 out·1M—Anthropic$5.00 in·$25.00 out·1M·100% upGoogle Vertex AI$5.00 in·$25.00 out·1M·100% up
Solar Pro 3

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 21 Sep 2026.

Writing DNA

Style Comparison

Similarity
39%

Claude Opus 4.7 uses 5.0x more emoji

Claude Opus 4.7
Solar Pro 3
64%Vocabulary50%
20wSentence Length21w
0.51Hedging0.42
4.6Bold6.5
3.8Lists2.2
0.86Emoji0.17
1.60Headings0.56
0.03Transitions0.12
Based on 27 + 18 text responses
Research

What we learned reading every model

FAQ

Common questions

Claude Opus 4.7 is developed by Anthropic while Solar Pro 3 is developed by Upstage. Claude Opus 4.7 has a 1.0M token context window vs Solar Pro 3's 128K. You can compare their actual outputs across 39 challenges on Rival to see how they differ in practice.

It depends on your use case. Claude Opus 4.7 and Solar Pro 3 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 39 challenges so you can judge which fits your needs best.

Claude Opus 4.7 costs $5/M input tokens and Solar Pro 3 costs $0/M input tokens. Solar Pro 3 is $5.00/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 Opus 4.7 and Solar Pro 3 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.

Keep exploring

More comparisons

Against the newest arrivals

Claude Opus 4.7 logoGPT-6 Astra Pro logo
Claude Opus 4.7 vs GPT-6 Astra ProLanded Sep 2026
Solar Pro 3 logoGPT-6 Astra logo
Solar Pro 3 vs GPT-6 AstraLanded Sep 2026
Claude Opus 4.7 logoClaude Fable 5.1 logo
Claude Opus 4.7 vs Claude Fable 5.1Landed Sep 2026
Solar Pro 3 logoMuse Spark 1.3 logo
Solar Pro 3 vs Muse Spark 1.3Landed Sep 2026
Claude Opus 4.7 logoHy4 Preview logo
Claude Opus 4.7 vs Hy4 PreviewLanded Sep 2026
Solar Pro 3 logoGemini 3.8 Flash logo
Solar Pro 3 vs Gemini 3.8 FlashLanded Sep 2026
Claude Opus 4.7 logoMuse Spark 1.3 Contributor logo
Claude Opus 4.7 vs Muse Spark 1.3 ContributorLanded Sep 2026
Solar Pro 3 logoMercury 2.5 Preview logo
Solar Pro 3 vs Mercury 2.5 PreviewLanded Sep 2026

Same lab, same size, long tail

Claude Opus 4.7 logoClaude Fable 5 logo
Claude Opus 4.7 vs Claude Fable 5Version compare
Claude Opus 4.7 logoClaude Opus 4.6 logo
Claude Opus 4.7 vs Claude Opus 4.6Version compare
Solar Pro 3 logoOx Alpha logo
Solar Pro 3 vs Ox AlphaSame size
Solar Pro 3 logoMiniMax M3 logo
Solar Pro 3 vs MiniMax M3Same size
Solar Pro 3 logoGemini 3.1 Pro Preview logo
Solar Pro 3 vs Gemini 3.1 Pro PreviewNew provider
Solar Pro 3 logoGemini 3.5 Flash logo
Solar Pro 3 vs Gemini 3.5 FlashSame size
Solar Pro 3 logoGemini 3.6 Flash logo
Solar Pro 3 vs Gemini 3.6 FlashSame size
Solar Pro 3 logoGemini 3.7 Flash logo
Solar Pro 3 vs Gemini 3.7 FlashSame size

Model pages

Claude Opus 4.7 logo
Claude Opus 4.758 outputs, specs and price
Solar Pro 3 logo
Solar Pro 339 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