Claude Team plan offers free standard seats and $15/month premium for scientists External researchers can now analyze real Claude usage data for AI impacts Gemini 3.5 Transcribe turns speech into clean formatted text instantly Jalapeño speeds up ChatGPT responses and agent workflows GPT-5.6 Sol API and credit pricing cut by over 20%Claude Security now scans GitHub repos with Mythos 5 Zero Data Retention continues with Private Safety Processing preview for stronger safety Approved defenders can advance advanced vulnerability research with GPT-5.6-Cyber Cyclone forecasts now provide over a day of extra lead time Talk while reasoning or using tools without conversation breaks AI delivers new results on 10 long-standing math problems with proofs released GPT-5.6 Luna and Terra prices drop 80% and 20%, with faster Sol option added Opus 5 now available on all paid plans and API Securely link health records to understand symptom changes and test results in context Run code inside notes for deeper analysis GPT-Red boosts prompt injection resistance significantly Cut lesson prep time with AI You can move from conversation to documents faster Run AI inference in the browser and cut wait time Review how you use Claude and cut waste Claude Team plan offers free standard seats and $15/month premium for scientists External researchers can now analyze real Claude usage data for AI impacts Gemini 3.5 Transcribe turns speech into clean formatted text instantly Jalapeño speeds up ChatGPT responses and agent workflows GPT-5.6 Sol API and credit pricing cut by over 20%Claude Security now scans GitHub repos with Mythos 5 Zero Data Retention continues with Private Safety Processing preview for stronger safety Approved defenders can advance advanced vulnerability research with GPT-5.6-Cyber Cyclone forecasts now provide over a day of extra lead time Talk while reasoning or using tools without conversation breaks AI delivers new results on 10 long-standing math problems with proofs released GPT-5.6 Luna and Terra prices drop 80% and 20%, with faster Sol option added Opus 5 now available on all paid plans and API Securely link health records to understand symptom changes and test results in context Run code inside notes for deeper analysis GPT-Red boosts prompt injection resistance significantly Cut lesson prep time with AI You can move from conversation to documents faster Run AI inference in the browser and cut wait time Review how you use Claude and cut waste

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Anthropic Releases Claude Prompt Best Practices Guide

Better prompts improve Claude output accuracy.

SOURCE CHECK

1 sources

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Primary / docs.anthropic.com

Official Docs

Key Points

1XML/tools parallel examples
2Agent scripts
3Hallucination reduction

Anthropic published a prompt engineering guide for Claude Opus/Sonnet 4.6 with examples on XML tags, parallel tools, agent scripts, and hallucination reduction.

Key point

Anthropic published a prompt engineering guide for Claude Opus/Sonnet 4.6 with examples on XML tags, parallel tools, agent scripts, and hallucination reduction.

Impact

Better prompts improve Claude output accuracy. Key checks: XML/tools parallel examples / Agent scripts / Hallucination reduction.