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Anthropic just dropped Opus 4.5...

#AI Tools
2025-11-28 19:518 min read

Content Introduction
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The video introduces Claude Opus 4.5, highlighting it as a significant update in AI models, succeeding Gemini 3 and Codeex Max within a short span. It presents benchmarks indicating Opus 4.5 as the most effective model for coding, agents, and computer tasks, surpassing previous versions like Sonnet 4.5 with a score of 80.9%. The host details the importance of benchmarks like Swebench and compares Opus 4.5's performance with other models, revealing strengths in coding and operational efficiency. Special mention is made of new features released by Anthropic, including enhanced tool usage capabilities and reduced context window consumption. User experiences from industry insiders underscore the model’s impressive capabilities and practical applications in complex tasks. The video encourages viewers to engage with the content by liking and subscribing.

Key Information

  • Claude Opus 4.5 has been launched recently, succeeding models like Gemini 3 and Codeex Max.
  • Opus 4.5 is noted to be the best model in benchmarks for coding, agents, and computer use.
  • The most prominent benchmark, Swebench, shows Opus 4.5 achieving an accuracy of 80.9%, while previous versions like Sonnet 4.5 were at 77.2%.
  • Gemini 3 Pro and GPT 5.1 are also compared, showing less performance than Opus 4.5 in relevant benchmarks.
  • New features in Opus 4.5 include advanced tool use that enhances efficiency by allowing tool searches without consuming context space.
  • Claude can access thousands of tools using a new tool search that utilizes minimal context window space.
  • Feedback from early users highlights Opus 4.5 as a significant advance in AI coding capability and efficiency.

Timeline Analysis

Content Keywords

Claude Opus 4.5

Claude Opus 4.5 is the latest AI model from Anthropic, following the releases of Gemini 3 and Codeex Max. It is claimed to be the best model for coding, agents, and computer use, as indicated by various benchmarks.

Gemini 3

Gemini 3 was released shortly before Opus 4.5 and is mentioned as a competitor. Benchmarks show it has improved, but Opus 4.5 outperforms it in key areas.

benchmarks

Various benchmarks such as Swebench, GPQA Diamond, and MMU are discussed, where Opus 4.5 generally scores higher than its competitors, demonstrating its effectiveness in coding and reasoning tasks.

new features

Opus 4.5 introduces new features including a tool search system that allows it to access thousands of tools without consuming its context window, enhancing its efficiency in task execution.

AI coding agent

The video discusses advancements in AI coding agents, specifically highlighting Warp, which utilizes an efficient command-line interface approach and ranks highly in various benchmarks.

performance comparisons

Performance comparisons are made between Opus 4.5, Gemini 3 Pro, and other models, demonstrating significant advancements in Opus 4.5's capabilities.

pricing analysis

Opus 4.5's pricing model is explored, showing that its costs are higher than those of competing models such as Gemini 3 Pro.

user testimonials

User testimonials from individuals who had early access to Opus 4.5 express strong approval regarding its performance, indicating it may be the best coding model available.

tool use efficiency

A significant topic within the video is the efficiency of tool use in Opus 4.5, showcasing how it reduces the amount of context used during operations, which allows for more capabilities in practical scenarios.

Related questions&answers

What is Claude Opus 4.5?

Claude Opus 4.5 is a new AI model developed by Anthropic, released less than a week after Gemini 3 and Codeex Max.

What are the key features of Anthropic's new model?

The new model is said to be the best for coding, agents, and computer use, according to the latest benchmarks.

How does Claude Opus 4.5 compare to previous models?

In a benchmark called Swebench, Opus 4.5 achieved an accuracy of 80.9%, compared to 77.2% for the previous model, Sonnet 4.5.

What benchmarks did Opus 4.5 participate in?

Opus 4.5 participated in Swebench, GPQA Diamond for graduate-level reasoning, and MMU for visual reasoning, among others.

What is the pricing for using Opus 4.5?

The pricing for Opus 4.5 is $525 per million tokens, with $5 for input and $25 for output.

How does Opus 4.5 perform on different benchmarks?

Opus 4.5 scored high on coding benchmarks and performed particularly well in task-based benchmarks, significantly outpacing its predecessors.

What improvements does Opus 4.5 offer over earlier models?

Opus 4.5 offers improvements in efficiency by using fewer tokens while achieving higher accuracy.

What is the significance of advanced tool use?

Advanced tool use allows Opus 4.5 to efficiently search and utilize various tools without consuming excessive context window, improving its performance.

What are some user testimonials for Opus 4.5?

Users who had early access have described it as the best coding model ever used, praising its impressive results.

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