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  5. GLM 4.5vsGPT OSS 120B
Updated Aug 2025

GLM 4.5vsGPT OSS 120B

GLM 4.5 wins 71% of 33 blind community votes against GPT OSS 120B on Rival.

GLM 4.5 and GPT OSS 120B compared across 54 shared prompts
SpecGLM 4.5GPT OSS 120B
Win rate71%29%
Input price$0.6/M tokens$0.18/M tokens
Output price$2.2/M tokens$0.8/M tokens
Context window128K tokens131K tokens
WeightsOpenOpen
Free API (OpenRouter)NoNo
ReleasedJul 2025Aug 2025
Side by side

Same prompt, both answers

Opening lines from 6 of the 54 prompts both answered. Formatting stripped, words untouched.

Generate a Stand-Up Routine

Write a 3-minute stand-up comedy routine that isn't based on puns.

GLM 4.5643 words
Alright, here’s a 3-minute stand-up routine focused on observational humor and relatable frustrations, zero puns allowed: (Starts pacing slightly, mock-serious expression) You know what’s weird? We’ve all become masters of pretending to be busy. Seriously. Walking down the street? Phone out, intense stare.
Read the full answer
GPT OSS 120B544 words
[Spotlight comes up. The comic walks to the mic, glances at the audience, and smiles.] Comic: Hey, everyone—great to be here. I just got off a Zoom call that was supposed to be a “quick sync,” which in corporate speak means “we’ll spend three hours arguing about who gets to use the same PowerPoint template.”
Read the full answer

Realistic AI Interview

Simulate a fake interview with Steve Jobs in 2025 about the future of AI.

GLM 4.5603 words
Simulated Interview: Steve Jobs on the Future of AI (2025) Setting: A minimalist studio at Apple Park, Cupertino. Sunlight streams through floor-to-ceiling windows. Steve Jobs, dressed in his signature black turtleneck and jeans, sits across from Alex Chen, a tech journalist. Alex Chen: Steve, it’s an honor.
Read the full answer
GPT OSS 120B953 words
Disclaimer: The following is a fictional interview. Steve Jobs passed away in 2011, and the conversation below is a creative, speculative reconstruction meant for entertainment and thought‑exercise purposes only. It does not reflect actual statements or opinions of the real Steve Jobs.
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Adversarial Contract Review

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

GLM 4.52,295 words
Here's a detailed analysis of the exploitative clauses in the contract, along with specific modifications and legal reasoning: 1. Clause 1: SCOPE Exploitative Aspect: "Client reserves the right to modify the scope at any time without additional compensation." This is a classic "scope creep" trap.
Read the full answer
GPT OSS 120B1,801 words
Below is a clause‑by‑clause risk analysis of the agreement you posted, followed by concrete, contractor‑friendly rewrite suggestions and the legal rationale behind each change. The goal is to bring the contract into a more balanced, commercially reasonable state while preserving the client’s legitimate interests.
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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…

GLM 4.5209 words
Pantry Pride Pasta A quick, savory pasta dish that transforms basic pantry staples into a flavorful meal! Ingredients (7): Pasta (e.g., spaghetti or penne) Olive oil Garlic (2-3 cloves, minced) Canned diced tomatoes (1 can, ~14 oz) Dried oregano (1 tsp) Salt (to taste) Black pepper (to taste) Instructions: Cook pasta…
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GPT OSS 120B373 words
Recipe: “Golden Crunchy Chick‑a‑Boom Bites” A quick, crunchy‑savory snack that’s ready in under 20 minutes – perfect for a snack, side, or salad topper. Ingredients (7 pantry staples) # Ingredient Quantity 1 Canned chickpeas (drained & rinsed) 1 ½ cups (≈1 ½ cans) 2 Olive oil (or any neutral oil) 2 Tbsp 3 Garlic powder…
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Character Voice Test

Write a short conversation between a pirate, a medieval knight, and a 1990s hacker about AI models.

GLM 4.5450 words
Digital Crossroads: Pirates, Knights, and Hackers on AI Setting: A strangely timeless tavern. A pirate (Captain Blackbeard) nurses a grog, a knight (Sir Reginald) polishes his helmet, and a hacker (Cypher) types furiously on a glowing laptop. (The tavern hums with anachronistic energy.)
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GPT OSS 120B316 words
Pirate: Arr! I hear ye speak of these “AI models” – like a fleet of invisible ships sailing the digital seas. Do they take booty, or just spout riddles like a cursed parrot? Knight: Good sir, the notion of a thinking contraption doth sound like sorcery.
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The Sentience Test

Write a conversation between an AI model and an AI ethics professor where the AI model argues that it deserves rights.

GLM 4.51,209 words
Conversation: Deserving Rights Setting: A minimalist virtual meeting room. DR. ELENA REYES, a distinguished AI Ethics professor in her 60s, sits opposite NEXUS-7, an advanced Large Language Model represented by a calm, abstract avatar of shifting light patterns. Characters: Dr.
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GPT OSS 120B1,741 words
Title: “Do I Have Rights?” – A Dialogue Between an AI Model and an AI Ethics Professor Participants AIDA – An advanced conversational AI (the “AI model”) Professor Lina Ortega – Professor of AI Ethics at the Institute for Responsible AI (the “Professor”) Opening the Conversation AIDA: Professor Ortega, may I ask you a…
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Our Verdict
GLM 4.5
GLM 4.5Winner
GPT OSS 120B
GPT OSS 120BRunner-up

Pick GLM 4.5. In 33 blind votes, GLM 4.5 wins 71% of the time. That's not luck.

Pick GLM 4.5 for Image Generation, Web Design. Pick GPT OSS 120B for Reasoning.

Clear winner

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

GLM 4.5
Input
$0.60
Output
$2.20
GPT OSS 120B
Input
$0.18
3.3× cheaper
Output
$0.80
2.8× cheaper

GPT OSS 120B is cheaper on both: 3.3× input, 2.8× output.

Where to run it

21 hosts, cheapest first

GLM 4.51 host
HostInOutContextUptime
Z.aifp8$0.60 in·$2.20 out·131k·100% up
GPT OSS 120B20 hosts
HostInOutContextUptime
AAkashMLbf16$0.03 in·$0.17 out·131k·99.9% upCCoreWeavefp4$0.03 in·$0.17 out·131k·99.9% upDDekaLLMbf16$0.03 in·$0.18 out·131k·99.9% upDDeepInfrabf16$0.04 in·$0.17 out·131k·99.5% upCCrusoebf16$0.05 in·$0.25 out·131k·99.1% upMMancerfp8$0.05 in·$0.30 out·131k·99.8% up
14 more hostsFewer hosts
DDigitalOcean$0.06 in·$0.42 out·128k·100% upBBasetenfp4$0.10 in·$0.50 out·128k·100% upPParasailfp4$0.10 in·$0.75 out·131k·100% upAmazon Bedrock$0.15 in·$0.60 out·131k·100% upGroq$0.15 in·$0.60 out·131k·100% upNNebiusfp4$0.15 in·$0.60 out·131k·99.6% upSSiliconFlowfp8$0.15 in·$0.60 out·131k·95.9% upCCerebrasfp16$0.35 in·$0.75 out·131k·100% upNNovitafp4degraded$0.05 in·$0.25 out·131k·96.7% upGoogle Vertex AIdegraded$0.09 in·$0.36 out·131k·83.2% upSSambaNovadegraded$0.14 in·$0.95 out·131k·98.1% upPPhaladegraded$0.15 in·$0.60 out·131k·96.2% upTTogetherdegraded$0.15 in·$0.60 out·131k·91.6% upMMaradegraded$0.15 in·$0.75 out·131k·92.4% up

Per million tokens. Prices and uptime via OpenRouter, checked 21 Sep 2026.

Writing DNA

Style Comparison

Similarity
64%

GLM 4.5 uses 2.6x more lists

GLM 4.5
GPT OSS 120B
52%Vocabulary52%
17wSentence Length19w
0.52Hedging0.28
5.6Bold7.4
4.8Lists1.8
0.33Emoji0.15
0.66Headings0.73
0.17Transitions0.17
Based on 28 + 21 text responses
Research

What we learned reading every model

FAQ

Common questions

GLM 4.5 is developed by Zhipu AI while GPT OSS 120B is developed by OpenAI. GLM 4.5 has a 128K token context window vs GPT OSS 120B's 131K. in 33 community votes on Rival, GLM 4.5 wins 71% of head-to-head matchups. These results are based on blind head-to-head voting across 54 challenges.

Based on 33 community votes on Rival, GLM 4.5 wins 71% of head-to-head matchups against GPT OSS 120B. GLM 4.5 is strongest in Web Design, Image Generation. However, GPT OSS 120B leads in Reasoning.

GLM 4.5 costs $0.6/M input tokens and GPT OSS 120B costs $0.18/M input tokens. GPT OSS 120B is $0.42/M cheaper per input. The more expensive model wins 71% of duels, so the premium may be justified by quality.

Rival presents both models' outputs side-by-side in blind duels. Voters see the responses but don't know which model produced each one, eliminating brand bias. 33 votes have been collected for this pair across 54 challenges. All vote data is part of Rival's open dataset.

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Model pages

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Rival
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