What is the difference between Cypher Alpha (free) and GLM 5.3?

Cypher Alpha (free) is developed by OpenRouter while GLM 5.3 is developed by Zhipu AI. You can compare their actual outputs across 2 challenges on Rival to see how they differ in practice.

Which is better, Cypher Alpha (free) or GLM 5.3?

It depends on your use case. Cypher Alpha (free) 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 can I compare Cypher Alpha (free) and GLM 5.3 on Rival?

This page shows a side-by-side comparison of Cypher Alpha (free) 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

Cypher Alpha (free)vsGLM 5.3

GLM 5.3 is the newer model, released after Cypher Alpha (free).

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

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…

Cypher Alpha (free)245 words

1-Month Health & Longevity Jumpstart Plan Week 1-2: Nutrition Aim for 5-7 servings of fruits and vegetables daily. Start by adding a piece of fruit to breakfast and a salad at lunch. Swap refined grains for whole grains (e.g., brown rice, whole wheat bread). Try one new whole grain dish per week.

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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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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…

Cypher Alpha (free)155 words

Cheesy Herb Pasta in a Flash Ingredients: Spaghetti or any type of pasta Tomato paste Olive oil Garlic powder Dried oregano Shredded mozzarella cheese Salt and pepper to taste Instructions: Cook pasta according to package instructions. Drain and set aside.

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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.

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Our Verdict

GLM 5.3

Cypher Alpha (free)Runner-up

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

Too close to call

API pricing

Cost per 1M tokens

Cypher Alpha (free)

Input

—

Output

—

GLM 5.3

Input

$0.65

Output

$2.05

Where to run it

30 hosts, cheapest first

Cypher Alpha (free)

No hosts listed on OpenRouter.

GLM 5.330 hosts

HostInOutContextUptime

Baidu Qianfanfp8$0.65 in$2.05 out1M99.8% up Morph$0.65 in$2.06 out1M99.6% up Rekafp8$0.76 in$2.57 out262k98.5% up Novitafp8$0.78 in$2.46 out1M96.4% up io.netfp8$0.82 in$2.77 out262k99.4% up Phala$0.84 in$2.64 out1M99.5% up

24 more hosts

DeepInfrafp4$0.90 in$3.00 out1M97.9% up DigitalOcean$0.91 in$2.86 out1M80.2% up Inceptronfp4$1.01 in$3.29 out1M98.8% up Sail Researchfp8$1.02 in$3.29 out1M96.7% up GMI Cloudfp8$1.05 in$3.30 out1M99.1% up SiliconFlowfp8$1.12 in$3.52 out1M99.6% up Alibaba Cloud$1.19 in$3.74 out1M100% up Friendli$1.26 in$3.96 out1M100% up AkashMLfp8$1.30 in$4.40 out1M99.9% up AtlasCloudfp8$1.40 in$4.40 out1M99.2% up Basetenfp4$1.40 in$4.40 out1M99.6% up Cloudflare Workers AI$1.40 in$4.40 out1.3M100% up Crusoefp4$1.40 in$4.40 out1M97.4% 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 out1M97.7% up Parasailfp8$1.40 in$4.40 out1M98.8% up Together$1.40 in$4.40 out1M97.7% up Venice$1.40 in$4.40 out1M77.5% up Wafer$1.40 in$4.40 out1M99.2% up Z.aifp8$1.40 in$4.40 out1M99.9% up InferenceNetfp4degraded$0.90 in$3.00 out1M95.8% up Makorafp4degraded$1.05 in$4.20 out980k92.9% up Decartfp4degraded$1.19 in$3.74 out1M97.8% 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

Beginner's Longevity Plan

Simple 7-Ingredient Recipe

Cost per 1M tokens

30 hosts, cheapest first

What we learned reading every model

Common questions

What is the difference between Cypher Alpha (free) and GLM 5.3?

Which is better, Cypher Alpha (free) or GLM 5.3?

How can I compare Cypher Alpha (free) and GLM 5.3 on Rival?

More comparisons

Against the newest arrivals

Same lab, same size, long tail

Model pages

Same prompt, both answers

Beginner's Longevity Plan

Simple 7-Ingredient Recipe

Cost per 1M tokens

30 hosts, cheapest first

What we learned reading every model

Common questions

What is the difference between Cypher Alpha (free) and GLM 5.3?

Which is better, Cypher Alpha (free) or GLM 5.3?

How can I compare Cypher Alpha (free) and GLM 5.3 on Rival?

More comparisons

Against the newest arrivals

Same lab, same size, long tail

Model pages