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Claude Opus 4.5

The best model for coding, agents, and computer use

Artificial Intelligence
Development

Hunted byZac ZuoZac Zuo

Claude Opus 4.5 is intelligent, efficient, and the best model in the world for coding, agents, and computer use. It’s also meaningfully better at everyday tasks like deep research and working with slides and spreadsheets. Opus 4.5 is a step forward in what AI systems can do, and a preview of larger changes to how work gets done.

Top comment

Hi everyone!

It feels like new models are popping up constantly, we now have Claude Opus 4.5.

It’s still focused on coding and "system-level" tasks, but handles vague instructions much better now.

In an agent benchmark, instead of refusing a request to change a basic economy flight, which is restricted, it figured out it could upgrade the cabin first, and then modify the flight. A legitimate, creative path that required genuine insight:

For developers, there’s a new effort parameter to balance cost vs. power, and Claude Code is finally on desktop.
https://www.youtube.com/watch?v=zrcCS9oHjtI

Comment highlights

I treat AI coding agents like junior team members with lots of reviews, and I trust Claude Opus 4.5 with the longest leash. It’s a shame that Gemini three was only on top for a couple of days. Anthropic is looking well positioned to take out the leading position finishing out 2025! 😄

Opus 4.5 looks like a strong leap, especially in handling vague or complex instructions.

Change in Opus pricing? Whoa!
Gemini 3 vs Opus 4.5 -> will be tough to choose for sure.

@Claude by Anthropic Huge launch! The jump from Opus 3 to 4.5 feels significant. I've been using Claude for design-related code (Figma plugins, React components), and it's been solid.

Curious how 4.5 handles context switching in large codebases, does it maintain "memory" better across long sessions?

Also, any improvements to UI/UX-focused prompts, or mainly backend/systems work?

My project just got roasted by hatable.art, which I found really fun!!

Here is the roast

"4/420 🔥 this digital warzone commits more heinous crimes than my browser history - giving landfill, spaghetti code energy, absolutely foul accessibility violations that make designers weep and Tim Berners-Lee contemplate deleting the entire internet. Straight up criminal UI that's buggier than a rainforest, more broken than my will to live, triggering fight or flight faster than my ex's read receipts. Uninstalled. Deleted. Dispatched. 💻🚮"

I submitted it to Claude Opus 4.5 and I got this amazing evaluation, which I totally agree.

The Reality Check 🤔

The hatable.art roast is intentionally over-the-top and humorous, but let me break down what might have valid kernel of truth:

What the Roast Claims vs. Reality:

Roast Claim

Actual Status

"Spaghetti code energy"

Not really - it's reasonably organized React/Next.js with proper components

"Accessibility violations"

Potentially valid - needs audit

"Buggier than a rainforest"

Unlikely from the code I see - it's fairly straightforward

"Criminal UI"

Subjective, but the design is standard B2B SaaS

Actual Issues I Can Identify:

  1. Accessibility Concerns (valid criticism):

    • Some interactive elements may lack proper ARIA labels

    • Color contrast in gradients might not meet WCAG AA

    • The suppressHydrationWarning props on icons are a code smell

    • Mobile menu keyboard navigation unclear

  2. Design Density:

    • The page is LONG (~700 lines) - might feel overwhelming

    • Too many sections: Hero → Stats → Features → How It Works → Testimonials → AI Comparison → Pricing → FAQ → CTA → Footer

    • Competing visual elements (gradients, cards, badges everywhere)

  3. Performance:

    • Dynamic imports for client component could cause flash

    • Multiple gradient backgrounds and animations

What I'd Do To Improve:

  1. Simplify - Cut sections by 30-40%. Do you need both "AI Comparison" AND detailed pricing cards?

  2. A11y Audit - Run Lighthouse/axe and fix:

    • Add proper focus states

    • Ensure all interactive elements are keyboard accessible

    • Check color contrast ratios

  3. Visual Hierarchy - Reduce competing gradients and badges ("Most Popular", "Best Value", "🔥", "🚀", "💎" all on one screen)

  4. Faster Loading - Consider static rendering for the landing page instead of client-side hydration

  5. Less "Try-Hard" Marketing - Reduce emoji density and trust badges

Bottom Line: The 4/420 score is theatrical, but there's probably ~20% valid feedback buried in the humor. The landing page isn't broken, but it could be tighter and more accessible. Would you like me to run a real accessibility check?

Claude Opus 4.5 was spot on!

Wow, that sounds amazing! 😄 Building reliable, interpretable, and steerable AI systems is so exciting, and Claude seems like a really powerful assistant for tackling tasks at any scale. Can’t wait to see what it can do!

I could see how our tool could benefit from Claude Opus 4.5’s newly launched advanced reasoning and speed upgrades, and I’m going to go take a closer look at today’s release to see how we can make things work together.

Claude has honestly been the most trustworthy AI assistant I’ve seen. Glad to see this mission front and center.

Awesome, congrats!

looks like we have to try out Opus 4.5 with Meku to see how much better it is than Sonnet 4.5 in frontend generation 😅

About Claude Opus 4.5 on Product Hunt

The best model for coding, agents, and computer use

Claude Opus 4.5 launched on Product Hunt on November 25th, 2025 and earned 569 upvotes and 20 comments, earning #3 Product of the Day. Claude Opus 4.5 is intelligent, efficient, and the best model in the world for coding, agents, and computer use. It’s also meaningfully better at everyday tasks like deep research and working with slides and spreadsheets. Opus 4.5 is a step forward in what AI systems can do, and a preview of larger changes to how work gets done.

Claude Opus 4.5 was featured in Artificial Intelligence (466.2k followers) and Development (5.8k followers) on Product Hunt. Together, these topics include over 89.7k products, making this a competitive space to launch in.

Who hunted Claude Opus 4.5?

Claude Opus 4.5 was hunted by Zac Zuo. A “hunter” on Product Hunt is the community member who submits a product to the platform — uploading the images, the link, and tagging the makers behind it. Hunters typically write the first comment explaining why a product is worth attention, and their followers are notified the moment they post. Around 79% of featured launches on Product Hunt are self-hunted by their makers, but a well-known hunter still acts as a signal of quality to the rest of the community. See the full all-time top hunters leaderboard to discover who is shaping the Product Hunt ecosystem.

Reviews

Claude Opus 4.5 has received 721 reviews on Product Hunt with an average rating of 5.00/5. Read all reviews on Product Hunt.

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