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tools•23 Dec 2025

Anthropic Claude 3.5 Opus: The Most Capable Claude Model Yet

Exploring Claude 3.5 Opus, Anthropic's latest and most powerful model with revolutionary reasoning capabilities, improved coding, and a 200K context window.

news•23 Dec 2025

Anthropic Claude 4 Opus: Constitutional AI Reaches New Heights

Claude 4 Opus from Anthropic sets new standards for AI safety and capability, with improved reasoning and a revolutionary 'soul spec' for AI behavior.

research•23 Dec 2025

Claude Opus 4.5: Anthropic's Most Powerful Model Sets New Coding and Agent Benchmarks

Anthropic releases Claude Opus 4.5 on November 24, 2025, achieving 80.9% on SWE-bench Verified and 66.3% on OSWorld. The model outperforms human engineers in internal testing and introduces revolutionary pricing.

research•23 Dec 2025

ChatGPT vs Claude vs Gemini: Complete Comparison Guide 2025

The definitive comparison of ChatGPT, Claude, and Gemini—covering performance, pricing, features, and which AI is best for different use cases.

research•23 Dec 2025

GPT-4o vs Claude 3.5 Sonnet: Which AI Assistant Reigns Supreme in 2025?

A comprehensive head-to-head comparison of OpenAI's GPT-4o and Anthropic's Claude 3.5 Sonnet, analyzing coding ability, reasoning, creativity, and real-world performance.

news•23 Dec 2025

Meta Llama 4: Open-Source Model Reaches Frontier Performance

Meta's Llama 4 closes the gap with GPT-4 and Claude while remaining fully open-source, reshaping the AI landscape for developers and researchers.

research•23 Dec 2025

Prompt Engineering Best Practices: The Ultimate Guide for 2025

Master the art of prompt engineering with proven techniques for getting the best results from GPT-4, Claude, Gemini, and other AI models.