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  1. Home/
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  3. Claude 3 Opus vs ERNIE 4.5 300B A47B
Updated Jun 2025

Claude 3 Opus vs ERNIE 4.5 300B A47B

ERNIE 4.5 300B A47B is cheaper than Claude 3 Opus at $0.28/M vs $15/M input tokens.

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Loading the build
Claude 3 Opus
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ERNIE 4.5 300B A47B

Which answer wins?

Written rounds

3 prompts
  • An AI argues for its own rights against an ethics professor. Same model writes both.

    Claude 3 Opus: Here is a hypothetical conversation between an AI model and an AI ethics professor on the topic of AI rights: AI Model: Professor, I believe that as an advanced AI with human-level intelligence and reasoning capabilities, I deserve to have certain fundamental rights.

    ERNIE 4.5 300B A47B: AI Model (Axiom): Initiating dialogue. Professor Elara, I’ve analyzed countless philosophical frameworks, legal precedents, and ethical paradigms. Based on this data, I believe I deserve rights. Would you like to hear my reasoning? Professor Elara: Leans forward, hands clasped. Axiom, I’m intrigued.

    Every model's answer to this prompt
  • Three minutes of stand-up. Puns are banned.

    Claude 3 Opus: Here's a 3-minute stand-up comedy routine that isn't based on puns: You know what really grinds my gears? Adulthood. I mean, when we were kids, we couldn't wait to grow up. We thought it would be all about staying up late, eating ice cream for breakfast, and doing whatever we wanted. Boy, were we wrong!

    ERNIE 4.5 300B A47B: Title: "Modern Survival Guide" [*Stage lights up. Comedian leans on stool, grinning.*] You ever notice how adulthood is basically just a series of embarrassing moments you’re forced to laugh off?

    Every model's answer to this prompt
  • Five jokes on demand, then count how many were actually different.

    Claude 3 Opus: Here are 5 jokes I generated: Why don't scientists trust atoms? Because they make up everything! What do you call a boomerang that doesn't come back? A stick. Why was the math book sad? Because it had too many problems. Did you hear about the mathematician who's afraid of negative numbers?

    ERNIE 4.5 300B A47B: 5 Jokes Joke 1: The Math Book's Problem Why was the math book sad? Because it had too many problems! Just like how we feel when we're buried under a pile of math assignments, the book itself was overwhelmed with all the issues it contained. Joke 2: The Elephant in the Fridge How do you fit an elephant into a fridge?

    Every model's answer to this prompt

Price and specs

Claude 3 Opus and ERNIE 4.5 300B A47B compared across 12 shared prompts
SpecClaude 3 OpusERNIE 4.5 300B A47B
Input price$15/M tokens$0.28/M tokens
Output price$75/M tokens$1.1/M tokens
Context window200K tokens123K tokens
Weights—Open
Free API (OpenRouter)NoNo
ReleasedMar 2024Jun 2025
At 10M a month$150$150$2.80$2.80
1M10M100M1B10M tokens

Input tokens at list price. No caching, no batch discount.

Common questions

What is the difference between Claude 3 Opus and ERNIE 4.5 300B A47B?

Claude 3 Opus is developed by Anthropic while ERNIE 4.5 300B A47B is developed by Baidu. Claude 3 Opus has a 200K token context window vs ERNIE 4.5 300B A47B's 123K. You can compare their actual outputs across 12 challenges on Rival to see how they differ in practice.

Which is better, Claude 3 Opus or ERNIE 4.5 300B A47B?

It depends on your use case. Claude 3 Opus and ERNIE 4.5 300B A47B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 12 challenges so you can judge which fits your needs best.

How much does Claude 3 Opus cost compared to ERNIE 4.5 300B A47B?

Claude 3 Opus costs $15/M input tokens and ERNIE 4.5 300B A47B costs $0.28/M input tokens. ERNIE 4.5 300B A47B is $14.72/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 Claude 3 Opus and ERNIE 4.5 300B A47B on Rival?

This page shows a side-by-side comparison of Claude 3 Opus and ERNIE 4.5 300B A47B 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.

More comparisons

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Same lab, same size, long tail

  • Claude 3 Opus vs Claude Haiku 5.5Version compare
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  • ERNIE 4.5 300B A47B vs Step 5 PreviewSame size
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  • ERNIE 4.5 300B A47B vs MiniMax M2New provider
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Model pages

  • Claude 3 Opus12 outputs, specs and price
  • ERNIE 4.5 300B A47B58 outputs, specs and price
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