Claude Sonnet 4.5

Claude Sonnet 4.5 — All Guides

Claude Sonnet 4.5 is Anthropic’s AI model for writing, coding, research, and complex tasks. It suits developers, teams, and professionals who want strong performance with flexible access through Claude apps and API.

Guides & Articles

Can a 35B local model really beat Claude Sonnet 3.5?

Can a 35B local model really beat Claude Sonnet 3.5?

Alibaba’s Qwen 3.5 35B model scores higher than Claude Sonnet 3.5 on many benchmarks, but how does it actually perform in real-world coding and front-end tasks?…

What the head of Claude Code thinks is next for software engineering

What the head of Claude Code thinks is next for software engineering

Claude Code’s head shares how 100% AI-written code changes engineering, why ROI matters more than token costs, and what loops, workflows, and co-work mean for t…

Claude Fable 5 banned worldwide: what it means for AI and the economy

Claude Fable 5 banned worldwide: what it means for AI and the economy

Claude Fable 5, described as Anthropic’s most powerful AI model yet, has been abruptly banned for all non‑US users. Here’s what the reported ban means, why Anth…

Why developers are completely hooked on Claude Code

Why developers are completely hooked on Claude Code

Claude Code has become the first AI coding agent that developers openly admit they’re addicted to. Here’s what the recent source leak revealed, why the tool isn…

OpenAI GPT‑5.4: the new all‑in‑one model for coding, agents, and knowledge work

OpenAI GPT‑5.4: the new all‑in‑one model for coding, agents, and knowledge work

GPT‑5.4 merges OpenAI’s best reasoning, coding, and agent capabilities into a single flagship model with a 1M token context window. Here’s how it compares to Cl…

How to make Claude Code cheaper with DeepSeek V4

How to make Claude Code cheaper with DeepSeek V4

Claude Code has quietly become more expensive for many users, especially when using the Opus 4.7 model. This guide shows how to route Claude Code through DeepSe…

Claude Mythos 5 leaks, GPT‑5.6 checkpoints, and a big weekend of AI upgrades

Claude Mythos 5 leaks, GPT‑5.6 checkpoints, and a big weekend of AI upgrades

A leaked Claude Mythos 5 model, new GPT‑5.6 checkpoints, DeepSeek UI changes, a stealth video model, and even emotional humanoid robots – here’s everything that…

How to build Claude subagents better than almost everyone

How to build Claude subagents better than almost everyone

Claude Code subagents let you spin up specialized AI workers with their own context, tools, and models. This guide explains what subagents are, how they differ …

Grok 4.5 explained: inside xAI’s city-scale training and 6 trillion parameter AGI plan

Grok 4.5 explained: inside xAI’s city-scale training and 6 trillion parameter AGI plan

Grok 4.5 is xAI’s next major model, trained on city‑scale infrastructure and built as a natively multimodal Mixture‑of‑Experts system. Here’s how it works, how …

GPT‑5.6 rumors, new benchmarks, and a big week for AI models and agents

GPT‑5.6 rumors, new benchmarks, and a big week for AI models and agents

GPT‑5.6 leaks, Microsoft’s new frontier models, Alibaba’s Qwen 3.7 Plus, Hermes Agent Desktop, and fresh Claude and Codex updates made this a huge week for AI. …