claude opus 4.5 Blog

Gemini 3 Pro vs Claude 4.5 Opus: A guide to choosing the best AI model
Mar 25, 2026
claude opus 4.5
Gemini 3 Pro

Gemini 3 Pro vs Claude 4.5 Opus: A guide to choosing the best AI model

Gemini 3 Pro (Google/DeepMind) and Claude Opus 4.5 (Anthropic) are both 2025 frontier models focused on deep reasoning, agentic workflows, and stronger
How to use Claude Opus 4.5 with Cursor and Claude Code — a in-depth guide
Dec 2, 2025
Claude
claude opus 4.5

How to use Claude Opus 4.5 with Cursor and Claude Code — a in-depth guide

Anthropic’s Claude Opus 4.5 is the company’s newest flagship model focused on coding, agentic workflows, and advanced “computer use.” This article explains
How Much Does Claude Opus 4.5 Cost — and is it worth it?
Dec 2, 2025
claude opus 4.5

How Much Does Claude Opus 4.5 Cost — and is it worth it?

Claude Opus 4.5 is Anthropic’s newest “Opus-class” model (released in late November 2025). It’s positioned as a top-tier model for professional software
How to Use Claude Opus 4.5 API
Dec 2, 2025
claude opus 4.5

How to Use Claude Opus 4.5 API

Anthropic released Claude Opus 4.5 in late November 2025 as a more capable, more efficient Opus-class model targeted at professional software engineering,
Claude Opus 4.5 API
Nov 26, 2025
claude opus 4.5

Claude Opus 4.5 API

Claude Opus 4.5 positioned as a hybrid-reasoning, agent-oriented model optimized for long-horizon coding, complex office automation (Excel/PowerPoint automation), multi-tool agent workflows and long-context workflows. Claude Opus 4.5 emphasizes token efficiency, long-horizon coding and agentic tool use with an effort knob to tune tradeoffs; default 200K context with higher long-context options available