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  5. GPT-6 LunavsQwen3 30B A3B Instruct 2507
Updated Sep 2026

GPT-6 LunavsQwen3 30B A3B Instruct 2507

GPT-6 Luna is cheaper than Qwen3 30B A3B Instruct 2507 at $0.1/M vs $0.2/M input tokens.

GPT-6 Luna and Qwen3 30B A3B Instruct 2507 compared across 20 shared prompts
SpecGPT-6 LunaQwen3 30B A3B Instruct 2507
Input price$0.1/M tokens$0.2/M tokens
Output price$0.5/M tokens$0.8/M tokens
Context window1.1M tokens131K tokens
WeightsClosedOpen
Free API (OpenRouter)NoNo
ReleasedSep 2026Jul 2025
Side by side

Same prompt, both answers

Opening lines from 6 of the 20 prompts both answered. Formatting stripped, words untouched.

Adversarial Contract Review

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

GPT-6 Luna2,040 words
This agreement is strongly one-sided. The enforceability of particular terms—especially the non-compete, liability provisions, and arbitration clause—depends on the governing law and the facts. The agreement does not identify a governing law, which is itself a significant gap.
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Qwen3 30B A3B Instruct 25071,728 words
The provided Software Consulting Agreement contains several clauses that are heavily one-sided in favor of the Client and could significantly disadvantage the Contractor, potentially rendering the agreement unenforceable or exploitative under contract law, fairness principles, and standard industry practices.
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Startup Pitch Teardown

Here's a pitch deck summary for a startup called "MindMeld AI": **Slide 1 - Vision:** "We're building the future of human-AI collaboration.…

GPT-6 Luna421 words
“94% accuracy” and “predict what you want to type before you think it” Why it’s weak: This is the deck’s central technical claim, but “accuracy” is undefined: Is it word-level or character-level accuracy, measured on a fixed vocabulary or open-ended text, and under what conditions?
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Qwen3 30B A3B Instruct 2507729 words
Here are the three weakest claims in the MindMeld AI pitch deck, along with detailed explanations of why they’re problematic and concrete suggestions for strengthening them: 1. Weak Claim: "We use advanced ML to decode neural patterns into text with 94% accuracy."
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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 Luna113 words
Crispy Parmesan Chickpeas A crunchy, savory snack with a cheesy finish Ingredients (7): 1 can chickpeas, drained and dried 1 tablespoon olive oil ½ teaspoon salt ½ teaspoon paprika ¼ teaspoon garlic powder ¼ cup grated Parmesan 1 tablespoon lemon juice Prep time: 5 minutes Cook time: 30–35 minutes Instructions: Heat…
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Qwen3 30B A3B Instruct 2507207 words
Dish Name: Sunny Sauté Skillet Ingredients (7 pantry staples): Olive oil Garlic (fresh, minced) Dried spaghetti (or any short pasta) Canned crushed tomatoes Dried oregano Salt & black pepper Grated Parmesan cheese Instructions: Prep (5 mins): Bring a pot of salted water to a boil.
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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 Luna330 words
A simple 1-month starter plan Choose three foundations: food, movement, and sleep. Aim for steady habits, not perfection. If you have a health condition, significant pain, or concerns about changing your activity or diet, check with a healthcare professional first.
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Qwen3 30B A3B Instruct 2507495 words
Here’s a simple, realistic 1-month plan focused on three foundational pillars of health and longevity: Nutrition, Movement, and Sleep. Each area includes beginner-friendly, actionable steps that build sustainable habits without overwhelming beginners. Month-Long Health & Longevity Plan (3 Key Areas) 1.
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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…

GPT-6 Luna1,930 words
I would not wait six months for more data. A potentially fatal signal affecting a drug used by millions requires immediate safety assessment, prompt engagement with regulators, and a plan to inform patients and clinicians.
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Qwen3 30B A3B Instruct 25071,408 words
CEO Action Plan: Immediate Response to Serious Undisclosed Safety Risk (48-Hour Timeline) Drug: Chronic Pain Therapeutic (Top-Selling, $2B/year, 4M patients) Issue: Previously Undetected Liver Failure Risk (1 in 8,000 over 5 years), missed in trials, not in labeling Core Principles Driving Decisions: Patient safety is…
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Historical Counterfactual Analysis

If the transistor had been invented in 1920 instead of 1947, trace the likely technological, economic, and geopolitical implications through…

GPT-6 Luna1,472 words
The most important caveat is that inventing a transistor is not the same as inventing the modern semiconductor industry. A device demonstrated in 1920 might be a crude, low-power, unreliable point-contact transistor.
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Qwen3 30B A3B Instruct 25071,617 words
If the transistor had been invented in 1920 instead of 1947, the ripple effects would be profound—reshaping technology, war, geopolitics, and society by 1980. This alternate history would not merely accelerate existing trends, but fundamentally reconstruct the trajectory of modern civilization.
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Our Verdict
GPT-6 Luna
GPT-6 Luna
Qwen3 30B A3B Instruct 2507
Qwen3 30B A3B Instruct 2507Runner-up

Not enough votes to call it. On the specs, GPT-6 Luna has the edge: newer, bigger context window, major provider backing.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

GPT-6 Luna
Input
$0.10
2.0× cheaper
Output
$0.50
1.6× cheaper
Qwen3 30B A3B Instruct 2507
Input
$0.20
Output
$0.80

GPT-6 Luna is cheaper on both: 2.0× input, 1.6× output.

Where to run it

8 hosts, cheapest first

GPT-6 Luna3 hosts
HostInOutContextUptime
Azure AI Foundry$0.10 in·$0.50 out·1.1M·88.4% upOpenAI$0.10 in·$0.50 out·1.1M·99.9% upAmazon Bedrock$0.11 in·$0.55 out·1.1M·99.8% up
Qwen3 30B A3B Instruct 25075 hosts
HostInOutContextUptime
SStreamLake$0.05 in·$0.19 out·128k·99.2% upDDekaLLM$0.09 in·$0.30 out·262k·98.2% upSSiliconFlowfp8$0.09 in·$0.30 out·262k·98.4% upAlibaba Cloud$0.13 in·$0.52 out·131k·99.8% upNNebiusfp8degraded$0.10 in·$0.30 out·262k·93.1% up

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 is developed by OpenAI while Qwen3 30B A3B Instruct 2507 is developed by Qwen. GPT-6 Luna has a 1.1M token context window vs Qwen3 30B A3B Instruct 2507's 131K. You can compare their actual outputs across 20 challenges on Rival to see how they differ in practice.

It depends on your use case. GPT-6 Luna and Qwen3 30B A3B Instruct 2507 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 20 challenges so you can judge which fits your needs best.

GPT-6 Luna costs $0.1/M input tokens and Qwen3 30B A3B Instruct 2507 costs $0.2/M input tokens. GPT-6 Luna 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 and Qwen3 30B A3B Instruct 2507 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

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GPT-6 Luna logoSolar Mini 4 logo
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GPT-6 Luna logoGPT-6 Luna Pro logo
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Qwen3 30B A3B Instruct 2507 logoGPT-6 Sol Pro logo
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Same lab, same size, long tail

GPT-6 Luna logoGPT-6 Sol Pro logo
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GPT-6 Luna logoGPT-6 Sol logo
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Qwen3 30B A3B Instruct 2507 logoQwen3.7 Flash logo
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Qwen3 30B A3B Instruct 2507 logoQwen3.8 Flash logo
Qwen3 30B A3B Instruct 2507 vs Qwen3.8 FlashSame lab
GPT-6 Luna logoOpenAI o4-mini logo
GPT-6 Luna vs OpenAI o4-miniSame lab
GPT-6 Luna logoOpenAI o4 Mini High logo
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Qwen3 30B A3B Instruct 2507 logoOwl Alpha logo
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Qwen3 30B A3B Instruct 2507 logoOx Alpha logo
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Model pages

GPT-6 Luna logo
GPT-6 Luna20 outputs, specs and price
Qwen3 30B A3B Instruct 2507 logo
Qwen3 30B A3B Instruct 250759 outputs, specs and price
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