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Industry news, technical articles, and product introductions
📚 Claude Tutorials Hub
40+ step-by-step Claude guides — prompt engineering, Claude Code, API, agents. Browse by topic →
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Industry news, technical articles, and product introductions
📚 Claude Tutorials Hub
40+ step-by-step Claude guides — prompt engineering, Claude Code, API, agents. Browse by topic →
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Full recap of the Aug 24 Claude API outage: elevated errors from 04:50–07:36 UTC across Claude Mythos 5, Fable 5, Opus 5 and Opus 4.8, hitting claude.ai, the API, Claude Code and Cowork. Includes the verbatim status-page timeline and tips for developers.
GPT-5.6 Sol dropped from $5/$30 to $2.50/$15 on OpenRouter. The 50% is real, but three qualifiers went missing in transit: this is a platform-side promotion from OpenRouter and Vercel AI Gateway, with OpenAI's own pricing page still showing $5/$30; it expires September 18; and BYOK requests don't get it. SemiAnalysis raised a sharper question — these two platforms are a negligible share of OpenAI's volume but happen to be the main public data source for estimating model market share. Here's a same-source price table for 17 models, the 272K long-context pricing cliff, and a checklist for deciding whether to switch.
Anthropic handed Claude a 30,000-token prompt, a GPU budget, and 15 protein targets, then walked away. It hit 14 of them at more than double the field's typical success rate, verified in two independent wet labs. The prompt and every data point are now on HuggingFace.
Anthropic published the full mechanics of Claude's text watermark — nothing added to the text, no hidden characters, no extra tokens, no price change. What's more interesting is the other half of the document: the long list of cases where the watermark barely works at all.
Netlify ran the same coffee-shop prompt through 11 frontier models using its open-sourced AXIS framework. Credit spend ranged from 2.4 to 519 — and the price tag turned out to be the least interesting part.
A week in, the verdict on Claude Opus 5 is unusually split. CodeRabbit's 96-real-bug benchmark found the highest precision it has ever measured — alongside lower recall and 4x the nitpicks. Claire Vo coined 'neurotic AF' and 'Claudeslop' to complain about it, then ranked it first in her own blind test. Read together: precision up, recall down, verbosity, timidity, and refusing to touch someone's branch are five readings of one knob. Plus a practical guide to choosing failure modes.
Two people ask the same AI the same question and get completely different results. The difference is prompt quality. This guide covers 10 concrete, practical techniques for writing prompts that consistently get useful, accurate outputs from any large language model.
Deep dive into system prompt design principles and best practices. Learn to control Claude's behavior through role definition, constraints, and output formatting.
Master the core principles and practical techniques of prompt engineering with Claude. From basics to advanced strategies for writing precise, effective prompts.
A practical guide to using XML tags in Claude prompts so context, instructions, examples, and answers stay cleanly separated.
A practical guide to Claude web search, including when to use it, how citations work, and how to prompt for reliable current information.
A practical guide to using Claude's vision capabilities for image analysis, with prompt patterns, limits, and workflows based on Anthropic's official documentation.