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  5. GPT-6 Luna ProvsSonoma Dusk Alpha
Updated Sep 2026

GPT-6 Luna ProvsSonoma Dusk Alpha

Sonoma Dusk Alpha is cheaper than GPT-6 Luna Pro at $0/M vs $0.1/M input tokens.

GPT-6 Luna Pro and Sonoma Dusk Alpha compared across 2 shared prompts
SpecGPT-6 Luna ProSonoma Dusk Alpha
Input price$0.1/M tokensFree
Output price$0.5/M tokensFree
Context window1.1M tokens2.0M tokens
WeightsClosed—
Free API (OpenRouter)NoNo
ReleasedSep 2026Sep 2025
Side by side

Same prompt, both answers

Opening lines from every prompt 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…

GPT-6 Luna Pro127 words
Golden Pantry Pancakes Fluffy, lightly sweet pancakes made with everyday staples. Makes: About 6 small pancakes Prep time: 5 minutes Cook time: 10 minutes Ingredients 1 cup all-purpose flour 1 cup milk 1 egg 2 tablespoons sugar 1 teaspoon baking powder ¼ teaspoon salt 2 tablespoons butter, melted (plus a little for the…
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

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…

GPT-6 Luna Pro327 words
A simple 1-month plan for better health and longevity Choose three foundations: eating well, moving regularly, and sleeping consistently. Aim for steady habits, not perfection. Diet: Make nourishing choices easier Week 1: Add one serving of fruit or vegetables to one meal each day.
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
Our Verdict
GPT-6 Luna Pro
GPT-6 Luna Pro
Sonoma Dusk Alpha
Sonoma Dusk Alpha

Not enough votes to call it. On the specs, nothing separates them.

Too close to call
API pricing

Cost per 1M tokens

GPT-6 Luna Pro
Input
$0.10
Output
$0.50
Sonoma Dusk Alpha
Input
$0.000
Output
$0.000
Where to run it

2 hosts

GPT-6 Luna Pro2 hosts
HostInOutContextUptime
Azure AI Foundry$0.10 in·$0.50 out·1.1M·98.6% upOpenAI$0.10 in·$0.50 out·1.1M·99.9% up
Sonoma Dusk Alpha

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 25 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

GPT-6 Luna Pro is developed by OpenAI while Sonoma Dusk Alpha is developed by OpenRouter. GPT-6 Luna Pro has a 1.1M 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. GPT-6 Luna Pro 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.

GPT-6 Luna Pro costs $0.1/M input tokens and Sonoma Dusk Alpha costs $0/M input tokens. Sonoma Dusk Alpha is $0.10/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 GPT-6 Luna Pro 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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Model pages

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GPT-6 Luna Pro20 outputs, specs and price
Sonoma Dusk Alpha logo
Sonoma Dusk Alpha35 outputs, specs and price
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