OKAY, WOW.

Announcements Introducing Claude Sonnet 4.5 Sep 29, 2025 5 min read The BEST AI Model?? OKAY, WOW. CLAUDE JUST RELEASED TO BE THE WORLD'S BEST CODING ELEMENT. SWE-bench Verified evaluation, which measures real-world software coding abilities. Practically speaking, we've observed it maintaining focus for more than 30 hours on complex, multi-step tasks. Software engineering SWE-bench Verified (n=5001) Sonnet 4.5 Opus 4.7 Sonnet 4 GPT-4 Codex GPT-5 Gemini 1.5 Pro Claude Sonnet 4.5 represents a significant leap forward on computer science World, a benchmark that tests real- world computer tasks. Sonnet leads at 61.4%. Just for Sonnet 4 held the lead at 61.2%. Our new Chrome extension puts the capabilities to use. In this show Claude IT'S OUT PERFORMING BOTH GPT OWN PREVIOUS MODELS. Claude Docs Models & pricing Pricing Model Base Input Tokens 5m Cache Writes 1h Cache Writes Cache Hits & Refreshes Out Claude Opus 4.1 $15/ MTOK $18.75/ MTOK $30/ MTOK $1.50/ MTOK $75 MT Claude Opus 4 $15/ MTOK $18.75/ MTOK $30/ MTOK $1.50/ MTOK $75 MT Claude Sonnet 4.5 $3/ MTOK $3.75/ MTOK $6/ MTOK $0.30/ MTOK $15 MT Claude Sonnet 4 $3/ MTOK $3.75/ MTOK $6/ MTOK $0.30/ MTOK $15 MT Claude Sonnet 3.7 $3/ MTOK $3.75/ MTOK $6/ MTOK $0.30/ MTOK $15 MT Claude Sonnet 3.5 (deprecated) $3/ MTOK $3.75/ MTOK $6/ MTOK $0.30/ MTOK $15 MT Claude Haiku 3.5 $0.80/ MTOK $1/ MTOK $0.08/ MTOK $4 MT Claude Opus 3 (deprecated) $15/ MTOK $18.75/ MTOK $30/ MTOK $1.50/ MTOK $75 MT Claude Claude Code for VS Code Anthropic Claude Code for VS Code. Harness the power of Claude Code without leaving your IDE. Install Trouble Installing? Overview Version History Q & A Rating & Review Categories Tags Work with Universal Unleash Claude's raw power directly in your terminal. Search million-line codebases instantly. Turn hours-long workflows into a single command. Your tools. Your workflow. Your codebases, evolving at thought speed. Powerful intelligence: Use the latest Claude models using your Pro, Max, Team, or Enterprise subscription, or pay-as- your-go pricing. Works alongside you: Claude autonomously explores your codebase, reads and writes code, and runs Terminal commands with your permission. New, friendlier interface: that makes it easier than ever to get started with the editor. Claude knows about your current file and text selection, and proposes changes directly inside your editor window. Powerful agentic features like subagents, custom slash commands, and MOCs are supported. (These features work in the VS Code extension, but can only be used using the command-line interface). New to Claude Code? Visit to Claude.code to get started. Requirements VS Code 1.98.0 or higher Docs See our documentation for more information on using this code extension. Known Issues This is an early release and may contain bugs or other features. WHAT I PERSONALLY THINK IS THAT THEY RELEASED AN EXTENSION FOR CLAUDE CODE ON VS CODE, CURSOR AS WELL. NOW YOU HAVE A MUCH RICHER UI THAN JUST INSTEAD OF YOUR TERMINAL, INCLUDING MYSELF, REALLY HATED THAT. CODING MARKET SHARE OTHER 42% AI 10% 16% 21% GPT THIS PLAYS OUT, BECAUSE BENCHMARKS DON'T BEST INDICATOR OF WHAT THE BEST MODEL ACTUALLY IS. BUT EVEN BEFORE THIS RELEASE, THE MARKET SHARE IN CODING USES GPT, AND ENTERPRISE. SEEMS LIKE CLAUDE MIGHT START PULLING AWAY HERE. IF YOU WANNA AI NEWS.