https://reallycool.ai/ AI developments, tools, and original analysis worth your attention. en-us Wed, 23 Sep 2026 12:00:00 GMT https://reallycool.ai/news/daily/2026-09-23/ https://reallycool.ai/news/daily/2026-09-23/ Wed, 23 Sep 2026 12:00:00 GMT Weekday briefing OpenAI's new GPT-6 Sol and Luna models offer lower API prices, and updated prompt caching could cut costs further for apps that repeat the same instructions. Anthropic has a faster Claude Opus 5.5, while Meta's Muse raises a practical question: what access should we give an AI assistant? https://reallycool.ai/news/daily/2026-09-22/ https://reallycool.ai/news/daily/2026-09-22/ Tue, 22 Sep 2026 12:00:00 GMT Weekday briefing OpenAI now offers role-based training paths that small businesses can adapt for their own teams. We also look at AI agents making supply-chain decisions, a new coding model, and why human review still matters for workplace writing and purchasing. https://reallycool.ai/news/daily/2026-09-18/ https://reallycool.ai/news/daily/2026-09-18/ Fri, 18 Sep 2026 12:00:00 GMT Weekday briefing Tencent's BrowserSkill lets AI agents work in a separate browser window using your existing logins, with human approval available for sensitive steps. We also look at persistent memory and self-hosted assistants, plus why AI monitoring still needs strict permissions and human oversight. For specialized teams, Anthropic and OpenAI are opening early access to new life-sciences and legal tools. https://reallycool.ai/news/daily/2026-09-17/ https://reallycool.ai/news/daily/2026-09-17/ Thu, 17 Sep 2026 12:00:00 GMT Weekday briefing Shopify and HubSpot users can now test ads inside ChatGPT. We also look at a practical way to measure AI returns, Claude's unified workspace, and new tools for coding agents and connected homes. Several are early or limited, so the details matter before you commit. https://reallycool.ai/news/daily/2026-09-16/ https://reallycool.ai/news/daily/2026-09-16/ Wed, 16 Sep 2026 12:00:00 GMT Weekday briefing Anthropic has open-sourced 11 editable Claude plugins for work in sales, finance, support, and more. We also look at server-enforced agent approvals, faster WhatsApp Business setup, local voice tools, and several launches that still call for a cautious pilot. https://reallycool.ai/news/daily/2026-09-11/ https://reallycool.ai/news/daily/2026-09-11/ Fri, 11 Sep 2026 12:00:00 GMT Weekday briefing OpenAI's new Agents API can run longer jobs, while new data and voice tools bring AI into reporting and customer calls. Anthropic is adding server-side approval checks for every tool action, and Gemini now has a Windows app. These tools are getting more useful, but beta labels, permissions, and full-stack costs still deserve a close look. https://reallycool.ai/news/state-of-coding-agents/ https://reallycool.ai/news/state-of-coding-agents/ Thu, 10 Sep 2026 12:00:00 GMT analysis The work coding agents handle well, the tasks they still get wrong, and where experienced developers need to step in. https://reallycool.ai/news/choosing-an-ai-research-assistant/ https://reallycool.ai/news/choosing-an-ai-research-assistant/ Tue, 08 Sep 2026 12:00:00 GMT guide A practical way to compare citation-first search, deep research, and general-purpose assistants with web access.