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  5. Solar Pro 4vsSonoma Dusk Alpha
Updated Aug 2026

Solar Pro 4vsSonoma Dusk Alpha

Sonoma Dusk Alpha is cheaper than Solar Pro 4 at $0/M vs $0.09/M input tokens.

Solar Pro 4 and Sonoma Dusk Alpha compared across 2 shared prompts
SpecSolar Pro 4Sonoma Dusk Alpha
Input price$0.09/M tokensFree
Output price$0.36/M tokensFree
Context window524K tokens2.0M tokens
Free API (OpenRouter)NoNo
ReleasedAug 2026Sep 2025
Side by side

Same prompt, both answers

Opening lines from every prompt both answered. Formatting stripped, words untouched.

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…

Solar Pro 4859 words
Here’s a simple, progressive 1-month plan built around Diet, Exercise, and Sleep. Each week adds one small, beginner-friendly shift to each area. The goal isn’t perfection; it’s building consistent, sustainable habits that compound over time.
Read the full answer
Sonoma Dusk Alpha713 words
1-Month Plan for Better Health and Longevity This plan is designed for beginners, emphasizing gradual changes to build sustainable habits. We'll focus on three key areas: diet, exercise, and sleep. Each area includes weekly goals to make progress feel achievable. Track your efforts in a simple journal or app.
Read the full answer

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…

Solar Pro 4294 words
🍝 Golden Umami Silk Noodles A savory-sweet pasta dish that transforms basic pantry staples into a glossy, flavorful meal. It's quick, comforting, and relies on the balance of soy, honey, and butter for a rich sauce without needing fresh produce.
Read the full answer
Sonoma Dusk Alpha193 words
Pantry Power Pasta Primavera This savory one-pan pasta dish transforms basic pantry staples into a creamy, garlicky delight with a hint of freshness from canned tomatoes. It's quick, comforting, and perfect for a weeknight meal. Serves 2-4.
Read the full answer
Our Verdict
Sonoma Dusk Alpha
Sonoma Dusk Alpha
Solar Pro 4
Solar Pro 4Runner-up

Not enough votes to call it. On the specs, Sonoma Dusk Alpha has the edge: bigger model tier, bigger context window.

Too close to call
API pricing

Cost per 1M tokens

Solar Pro 4
Input
$0.09
Output
$0.36
Sonoma Dusk Alpha
Input
$0.000
Output
$0.000
Where to run it

1 host

Solar Pro 41 host
HostInOutContextUptime
UUpstage$0.09 in·$0.36 out·524k·99.7% up
Sonoma Dusk Alpha

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 23 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

Solar Pro 4 is developed by Upstage while Sonoma Dusk Alpha is developed by OpenRouter. Solar Pro 4 has a 524K token context window vs Sonoma Dusk Alpha's 2.0M. You can compare their actual outputs across 2 challenges on Rival to see how they differ in practice.

It depends on your use case. Solar Pro 4 and Sonoma Dusk Alpha each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 2 challenges so you can judge which fits your needs best.

Solar Pro 4 costs $0.09/M input tokens and Sonoma Dusk Alpha costs $0/M input tokens. Sonoma Dusk Alpha is $0.09/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 Solar Pro 4 and Sonoma Dusk Alpha 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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