What is the difference between Andromeda Alpha and GLM 5.3?

Andromeda Alpha is developed by OpenRouter while GLM 5.3 is developed by Zhipu AI. Andromeda Alpha has a 128K token context window vs GLM 5.3's 1.3M. You can compare their actual outputs across 2 challenges on Rival to see how they differ in practice.

Which is better, Andromeda Alpha or GLM 5.3?

It depends on your use case. Andromeda Alpha and GLM 5.3 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.

How much does Andromeda Alpha cost compared to GLM 5.3?

Andromeda Alpha costs $0/M input tokens and GLM 5.3 costs $0.6538/M input tokens. Andromeda Alpha is $0.65/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Andromeda Alpha and GLM 5.3 on Rival?

This page shows a side-by-side comparison of Andromeda Alpha and GLM 5.3 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.

Updated Aug 2026

Andromeda AlphavsGLM 5.3

Andromeda Alpha is cheaper than GLM 5.3 at $0/M vs $0.6538/M input tokens.

Andromeda Alpha and GLM 5.3 compared across 2 shared prompts
Spec	Andromeda Alpha	GLM 5.3
Input price	Free	$0.6538/M tokens
Output price	Free	$2.0548/M tokens
Context window	128K tokens	1.3M tokens
Weights	—	Open
Free API (OpenRouter)	No	No
Released	Oct 2025	Aug 2026

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…

Andromeda Alpha132 words

Dish Name: Moonlit Mug Cake Ingredients (Serves 1): All-purpose flour (½ cup) Sugar (¼ cup) Cinnamon (1 tsp) Salt (¼ tsp) Unsalted butter (3 tbsp, melted) Milk (⅓ cup) Vanilla extract (1 tsp) Instructions: Prep: In a rainproof mug, whisk together flour, sugar, cinnamon, and salt (1–2 mins).

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GLM 5.3210 words

Golden Pantry Fried Rice Total Time: 20 minutes (5 min prep, 15 min cook) Ingredients (7 pantry staples) Cooked white rice (day-old is best) Eggs Soy sauce Garlic (minced or garlic powder) Frozen peas and carrots Canned corn Vegetable oil Instructions Prep (5 min): Break up cold rice with a fork. Drain the corn.

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…

Andromeda Alpha449 words

1-Month Plan for Better Health & Longevity Focus: Diet, Exercise, Sleep, Stress Management Week 1: Build Foundations Diet Start a simple food diary (phone app like MyFitnessPal) to track meals for 3 days → Identify gaps/nutrient-rich swaps.

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GLM 5.3415 words

1-Month Beginner Health & Longevity Plan Week 1: Foundation & Awareness Goal: Establish baselines, not perfection 🥗 Diet Track what you currently eat for 3 days (no judging—just observe) Drink a glass of water upon waking each morning Add ONE vegetable to one meal daily 🏃 Exercise Walk 15 minutes daily (any pace, any…

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Our Verdict

GLM 5.3

Andromeda AlphaRunner-up

Not enough votes to call it. On the specs, GLM 5.3 has the edge: bigger model tier, newer, bigger context window, major provider backing.

Slight edge

API pricing

Cost per 1M tokens

Andromeda Alpha

Input

$0.000

Output

$0.000

GLM 5.3

Input

$0.65

Output

$2.05

Where to run it

30 hosts, cheapest first

Andromeda Alpha

No hosts listed on OpenRouter.

GLM 5.330 hosts

HostInOutContextUptime

Baidu Qianfanfp8$0.65 in$2.05 out1M99.8% up Rekafp8$0.76 in$2.57 out262k99.3% up Novitafp8$0.78 in$2.46 out1M99.9% up io.netfp8$0.82 in$2.77 out262k99.7% up Phala$0.84 in$2.64 out1M99.5% up Morph$0.86 in$2.69 out1M99.8% up

24 more hosts

DeepInfrafp4$0.90 in$3.00 out1M98% up InferenceNetfp4$0.90 in$3.00 out1M97.9% up DigitalOcean$0.91 in$2.86 out1M99.7% up Inceptronfp4$1.01 in$3.29 out1M99.3% up Sail Researchfp8$1.02 in$3.29 out1M99.9% up GMI Cloudfp8$1.05 in$3.30 out1M99.5% up Makorafp4$1.05 in$4.20 out980k97.8% up SiliconFlowfp8$1.12 in$3.52 out1M99.7% up Alibaba Cloud$1.19 in$3.74 out1M100% up Decartfp4$1.19 in$3.74 out1M99.1% up Friendli$1.26 in$3.96 out1M100% up AkashMLfp8$1.30 in$4.40 out1M100% up AtlasCloudfp8$1.40 in$4.40 out1M99.5% up Basetenfp4$1.40 in$4.40 out1M99.6% up Cloudflare Workers AI$1.40 in$4.40 out1.3M99.9% up Crusoefp4$1.40 in$4.40 out1M98.2% up Fireworks$1.40 in$4.40 out1M99.6% up Mistralnvfp4$1.40 in$4.40 out1M99.8% up Modal$1.40 in$4.40 out1M99% up Together$1.40 in$4.40 out1M98.2% up Venice$1.40 in$4.40 out1M98.9% up Wafer$1.40 in$4.40 out1M99.9% up Z.aifp8$1.40 in$4.40 out1M99.9% up Parasailfp8degraded$1.40 in$4.40 out1M99.2% up

Per million tokens. Prices and uptime via OpenRouter, checked 22 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Same prompt, both answers

Simple 7-Ingredient Recipe

Beginner's Longevity Plan

Cost per 1M tokens

30 hosts, cheapest first

What we learned reading every model

Common questions

What is the difference between Andromeda Alpha and GLM 5.3?

Which is better, Andromeda Alpha or GLM 5.3?

How much does Andromeda Alpha cost compared to GLM 5.3?

How can I compare Andromeda Alpha and GLM 5.3 on Rival?

More comparisons

Against the newest arrivals

Same lab, same size, long tail

Model pages

Same prompt, both answers

Simple 7-Ingredient Recipe

Beginner's Longevity Plan

Cost per 1M tokens

30 hosts, cheapest first

What we learned reading every model

Common questions

What is the difference between Andromeda Alpha and GLM 5.3?

Which is better, Andromeda Alpha or GLM 5.3?

How much does Andromeda Alpha cost compared to GLM 5.3?

How can I compare Andromeda Alpha and GLM 5.3 on Rival?

More comparisons

Against the newest arrivals

Same lab, same size, long tail

Model pages