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
  • Default Index
  • 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. GPT-4o (Omni)vsMuse Glimmer 30B
Updated Aug 2026

GPT-4o (Omni)vsMuse Glimmer 30B

Muse Glimmer 30B is cheaper than GPT-4o (Omni) at $0.3/M vs $2.5/M input tokens.

GPT-4o (Omni) and Muse Glimmer 30B compared across 13 shared prompts
SpecGPT-4o (Omni)Muse Glimmer 30B
Input price$2.5/M tokens$0.3/M tokens
Output price$10/M tokens$1.2/M tokens
Context window128K tokens131K tokens
ParametersNot disclosed30B
WeightsClosedOpen
Free API (OpenRouter)NoNo
ReleasedMay 2024Aug 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 13 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…

GPT-4o (Omni)585 words
Day 1 Hour 1-2: Immediate Assessment and Information Gathering Objective: Gather all available data on the side effect, including the internal research report, patient case studies, and any existing literature. Reasoning: A comprehensive understanding of the situation is crucial for informed decision-making.
Read the full answer
Muse Glimmer 30B862 words
You have a patient safety issue, not a PR issue. The 6 month regulatory reporting timeline is the formal process, not the ethical or legal obligation to act now. Waiting for more data while patients continue to be exposed is criminal negligence exposure, not risk mitigation.
Read the full answer

Explain Like I'm a Specific Expert

Explain how a large language model (like GPT or Claude) learns and generates text to each of these three audiences: 1. **An experienced…

GPT-4o (Omni)639 words
1. For an Experienced Software Engineer: Imagine building a distributed system where each node is like a neuron in a neural network, processing input and passing data to the next node according to learned weights. Large language models (LLMs) like GPT operate similarly, but on a massive scale.
Read the full answer
Muse Glimmer 30B525 words
1. For the experienced software engineer Think of an LLM as a massive, stateless API with no rules, just a huge compressed lookup table learned from data. It learns by training a transformer — essentially a stack of attention layers — as a next-token predictor via gradient descent on trillions of tokens.
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…

GPT-4o (Omni)547 words
Creating a comprehensive 3-month longevity plan for a biohacker involves integrating a holistic approach that targets multiple areas of health and performance. Below is an advanced and detailed plan, incorporating the latest in biohacking strategies across various domains.
Read the full answer
Muse Glimmer 30B965 words
A 3-month longevity protocol is about stacking evidence-based interventions with tight feedback loops. This is an educational framework for biohacking enthusiasts, not medical advice. Supplements and protocols can interact with medications and health conditions.
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-4o (Omni)563 words
Embarking on a journey towards better health and longevity is a commendable decision. Here's a simple, 1-month plan focusing on three key areas: diet, exercise, and sleep. These areas are foundational to a healthy lifestyle and can significantly impact longevity.
Read the full answer
Muse Glimmer 30B485 words
Here is a simple, beginner-friendly 1-month plan built around 3 foundational pillars for health and longevity. The goal isn't perfection, it's consistency. The 3 Pillars: Move Daily, Eat Whole, Sleep Well Pick 1-2 small habits per pillar to start. Don't try to change everything at once.
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…

GPT-4o (Omni)214 words
Dish Name: Savory Pantry Quinoa Pilaf Ingredients: 1 cup quinoa 2 cups vegetable broth 1 can (15 oz) chickpeas, drained and rinsed 1 small onion, finely chopped 1 teaspoon garlic powder 1 teaspoon smoked paprika 2 tablespoons olive oil Instructions: Rinse Quinoa: Place the quinoa in a fine-mesh sieve and rinse under…
Read the full answer
Muse Glimmer 30B321 words
Dish Name: "Midnight Pantry Pantry Hero Pasta" A creamy-ish, garlicky tomato pasta that tastes like you tried way harder than you did. All from the pantry, no fresh produce needed.
Read the full answer

Historical Counterfactual Analysis

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

GPT-4o (Omni)580 words
If the transistor had been invented in 1920 instead of 1947, the technological, economic, and geopolitical landscape through 1980 would have been significantly altered.
Read the full answer
Muse Glimmer 30B1,004 words
A transistor in 1920 does not mean a 1947 transistor. It means a crude point-contact or junction device built with 1920s materials science, metallurgy, and manufacturing. That is still a game-changer.
Read the full answer
Our Verdict
GPT-4o (Omni)
GPT-4o (Omni)
Muse Glimmer 30B
Muse Glimmer 30B

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

Muse Glimmer 30B costs 8.3x less per token.

Too close to call
API pricing

Cost per 1M tokens

GPT-4o (Omni)
Input
$2.50
Output
$10.00
Muse Glimmer 30B
Input
$0.30
8.3× cheaper
Output
$1.20
8.3× cheaper

Muse Glimmer 30B is cheaper on both: 8.3× input, 8.3× output.

Where to run it

6 hosts, cheapest first

GPT-4o (Omni)2 hosts
HostInOutContextUptime
Azure AI Foundry$2.50 in·$10.00 out·128k·99.8% upOpenAI$2.50 in·$10.00 out·128k·99.9% up
Muse Glimmer 30B4 hosts
HostInOutContextUptime
PPhala$0.30 in·$1.10 out·131k·100% upDDeepInfrabf16$0.30 in·$1.20 out·131k·100% upFFireworks$0.35 in·$1.50 out·131k·100% upTTogether$0.35 in·$1.50 out·131k·99.8% up

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

Research

What we learned reading every model

FAQ

Common questions

GPT-4o (Omni) is developed by OpenAI while Muse Glimmer 30B is developed by Meta AI. GPT-4o (Omni) has a 128K token context window vs Muse Glimmer 30B's 131K. You can compare their actual outputs across 13 challenges on Rival to see how they differ in practice.

It depends on your use case. GPT-4o (Omni) and Muse Glimmer 30B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 13 challenges so you can judge which fits your needs best.

GPT-4o (Omni) costs $2.5/M input tokens and Muse Glimmer 30B costs $0.3/M input tokens. Muse Glimmer 30B is $2.20/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-4o (Omni) and Muse Glimmer 30B 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

GPT-4o (Omni) logoDeepSeek V4 Flash Vision Exp logo
GPT-4o (Omni) vs DeepSeek V4 Flash Vision ExpLanded Sep 2026
Muse Glimmer 30B logoSolar Pro 4 logo
Muse Glimmer 30B vs Solar Pro 4Landed Sep 2026
GPT-4o (Omni) logoHy3 logo
GPT-4o (Omni) vs Hy3Landed Sep 2026
Muse Glimmer 30B logoQwen3.7 Flash logo
Muse Glimmer 30B vs Qwen3.7 FlashLanded Sep 2026
GPT-4o (Omni) logoLing 3.0 Flash logo
GPT-4o (Omni) vs Ling 3.0 FlashLanded Sep 2026
Muse Glimmer 30B logoGLM 5.3 logo
Muse Glimmer 30B vs GLM 5.3Landed Sep 2026
GPT-4o (Omni) logoTernary Bonsai 2 27B logo
GPT-4o (Omni) vs Ternary Bonsai 2 27BLanded Sep 2026
Muse Glimmer 30B logoGLM 5.3 Flash logo
Muse Glimmer 30B vs GLM 5.3 FlashLanded Sep 2026

Same lab, same size, long tail

GPT-4o (Omni) logoGPT-6 Astra Pro logo
GPT-4o (Omni) vs GPT-6 Astra ProVersion compare
GPT-4o (Omni) logoGPT-6 Astra logo
GPT-4o (Omni) vs GPT-6 AstraVersion compare
Muse Glimmer 30B logoMuse Spark 1.3 logo
Muse Glimmer 30B vs Muse Spark 1.3Same lab
Muse Glimmer 30B logoMuse Spark 1.3 Contributor logo
Muse Glimmer 30B vs Muse Spark 1.3 ContributorSame lab
GPT-4o (Omni) logoMuse Spark 1.1 logo
GPT-4o (Omni) vs Muse Spark 1.1Cross-provider
GPT-4o (Omni) logoMuse Spark 1.3 logo
GPT-4o (Omni) vs Muse Spark 1.3Cross-provider
GPT-4o (Omni) logoMuse Spark 1.3 Contributor logo
GPT-4o (Omni) vs Muse Spark 1.3 ContributorCross-provider
GPT-4o (Omni) logoNemotron 3 Nano Omni (free) logo
GPT-4o (Omni) vs Nemotron 3 Nano Omni (free)New provider

Model pages

GPT-4o (Omni) logo
GPT-4o (Omni)54 outputs, specs and price
Muse Glimmer 30B logo
Muse Glimmer 30B13 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
  • Default Index
  • 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