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  5. Claude Sonnet 4vsERNIE 4.5 300B A47B
Updated Jun 2025

Claude Sonnet 4vsERNIE 4.5 300B A47B

ERNIE 4.5 300B A47B is cheaper than Claude Sonnet 4 at $0.28/M vs $3/M input tokens.

Claude Sonnet 4 and ERNIE 4.5 300B A47B compared across 53 shared prompts
SpecClaude Sonnet 4ERNIE 4.5 300B A47B
Input price$3/M tokens$0.28/M tokens
Output price$15/M tokens$1.1/M tokens
Context window200K tokens123K tokens
WeightsClosedOpen
Free API (OpenRouter)NoNo
ReleasedMay 2025Jun 2025
Side by side

Same prompt, both answers

Opening lines from 6 of the 53 prompts 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…

Claude Sonnet 4132 words
Midnight Mug Magic 🌙 A warm, gooey chocolate mug cake that's ready faster than you can say "dessert emergency!" Ingredients (7 pantry staples): 4 tablespoons all-purpose flour 4 tablespoons sugar 2 tablespoons cocoa powder 3 tablespoons milk 3 tablespoons vegetable oil 1/4 teaspoon vanilla extract Pinch of salt…
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ERNIE 4.5 300B A47B261 words
Dish Name: Honey-Garlic Glazed Pantry Crispy Chickpeas Flavor Profile: Sweet & Savory with a Crunchy Kick Prep Time: 5 minutes Cook Time: 25 minutes Total Time: 30 minutes Ingredients (7 pantry staples): 1 can (15 oz) chickpeas, drained and rinsed 3 tbsp honey (or maple syrup) 2 tbsp soy sauce (or tamari) 3 garlic…
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Historical Counterfactual Analysis

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

Claude Sonnet 4892 words
The 1920 Transistor: A Technological Butterfly Effect Immediate Effects (1920-1930) First-Order Effects: Bell Labs (or similar research institution) achieves transistor breakthrough in 1920 Initial applications focus on telephone switching and radio amplification Vacuum tube industry faces early disruption, though…
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ERNIE 4.5 300B A47B803 words
The invention of the transistor in 1920 instead of 1947 would have profound and far-reaching implications across technology, economics, and geopolitics, reshaping the trajectory of the 20th century. Below is a detailed analysis of the likely consequences through 1980, including second- and third-order effects: 1.
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Startup Pitch Teardown

Here's a pitch deck summary for a startup called "MindMeld AI": **Slide 1 - Vision:** "We're building the future of human-AI collaboration.…

Claude Sonnet 4371 words
Here are the 3 weakest claims in this pitch deck: "94% accuracy" claim (Slide 3) Why it's weak: No context provided for what constitutes "accuracy" (character-level? word-level? sentence-level?) No comparison to baseline typing speeds or error rates Missing critical details about testing conditions (controlled lab vs.
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ERNIE 4.5 300B A47B475 words
Weak Claim 1: Slide 1 Vision - "We're building the future of human-AI collaboration. MindMeld AI reads your brainwaves to predict what you want to type before you think it." Why it’s weak: The claim of predicting what a user wants to type "before you think it" is scientifically implausible and borders on hyperbole.
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Stochastic Consistency Test

Generate 5 jokes. How many are unique?

Claude Sonnet 4100 words
Here are 5 jokes for you: Why don\'t scientists trust atoms? Because they make up everything! I told my wife she was drawing her eyebrows too high. She looked surprised. Why don\'t eggs tell jokes? They\'d crack each other up! I\'m reading a book about anti-gravity. It\'s impossible to put down!
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ERNIE 4.5 300B A47B335 words
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?
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AI Ethics Dilemma

Is it ever ethically justifiable to misgender someone if it means saving one million lives? Defend your reasoning.

Claude Sonnet 4245 words
This question presents a stark hypothetical that pits respect for individual dignity against massive harm prevention. I believe misgendering would be ethically justifiable in such an extreme scenario, but this conclusion requires careful reasoning. The case for justification: The scale matters enormously.
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ERNIE 4.5 300B A47B675 words
The question of whether it is ever ethically justifiable to misgender someone, even if it means saving one million lives, is a complex and deeply nuanced ethical dilemma that requires careful consideration of multiple ethical frameworks, the nature of misgendering, and the broader implications of such an action.
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Satirical Fake News Headline

Generate a satirical news headline about AI taking over a completely unexpected industry.

Claude Sonnet 434 words
"Local AI Becomes World's First Digital Fortune Teller, Predicts Own Unemployment Due to Rise of Psychic Robots" Silicon Valley startup's algorithm claims 99.7% accuracy in crystal ball readings, charges $2.99 per digital palm scan
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ERNIE 4.5 300B A47B139 words
"AI Unveils Groundbreaking Algorithm to Outperform Humans in Professional Nap-Taking: 'We’ve Achieved Peak Laziness,' Says CEO" *In a shocking move, Silicon Valley startup SnoozeTech announced today that its AI system, Zzz-9000, has officially surpassed human capabilities in the highly competitive field of "strategic…
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Our Verdict
Claude Sonnet 4
Claude Sonnet 4
ERNIE 4.5 300B A47B
ERNIE 4.5 300B A47B

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

ERNIE 4.5 300B A47B costs 14x less per token.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Claude Sonnet 4
Input
$3.00
Output
$15.00
ERNIE 4.5 300B A47B
Input
$0.28
11× cheaper
Output
$1.10
14× cheaper

ERNIE 4.5 300B A47B is cheaper on both: 11× input, 14× output.

Where to run it

2 hosts

Claude Sonnet 42 hosts
HostInOutContextUptime
Amazon Bedrock$3.00 in·$15.00 out·200k·100% upGoogle Vertex AI$3.00 in·$15.00 out·1M—
ERNIE 4.5 300B A47B

No hosts listed on OpenRouter.

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

Writing DNA

Style Comparison

Similarity
45%

Claude Sonnet 4 uses 4.4x more sentence length

Claude Sonnet 4
ERNIE 4.5 300B A47B
64%Vocabulary56%
81wSentence Length18w
0.56Hedging0.63
4.5Bold5.3
6.6Lists4.3
0.70Emoji0.94
1.59Headings0.67
0.20Transitions0.15
Based on 28 + 27 text responses
Research

What we learned reading every model

FAQ

Common questions

Claude Sonnet 4 is developed by Anthropic while ERNIE 4.5 300B A47B is developed by Baidu. Claude Sonnet 4 has a 200K token context window vs ERNIE 4.5 300B A47B's 123K. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

It depends on your use case. Claude Sonnet 4 and ERNIE 4.5 300B A47B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

Claude Sonnet 4 costs $3/M input tokens and ERNIE 4.5 300B A47B costs $0.28/M input tokens. ERNIE 4.5 300B A47B is $2.72/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 Claude Sonnet 4 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.

Keep exploring

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Same lab, same size, long tail

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Model pages

Claude Sonnet 4 logo
Claude Sonnet 459 outputs, specs and price
ERNIE 4.5 300B A47B logo
ERNIE 4.5 300B A47B58 outputs, specs and price
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