ChatGPT plugin extensions add sidebar apps, conversation panels, file handlers and desktop composer mentions. Here is a builder's map of each surface and its rollout limits.
Read more
OpenAI dots can research connected apps in the background and carry out approved work. This guide separates read-only activity, actions, account access and rollout limits.
Read more
GPT-6.1 Sol is in the API, ChatGPT Work and Codex, but not Chat. Here is what its token rates mean for cached and long-context jobs, plus a migration test.
Read more
Google redesigned Arts & Culture around visual, conversational discovery, with two new AI experiments and 27 added City Guide destinations.
Read more
H Company released Holo4 models for GUI, code and API work. The 27B checkpoint is downloadable, but its license and benchmark caveats matter.
Read more
Tools directory
Editorial shortlist from the tools directory, with tools worth opening twice.
From the newsroom
Anthropic has launched Sonnet 5.5 at Sonnet 5's token rates. GitHub Copilot is adding it too. Compare the real costs, rollout limits…
Open storyThree evergreen guides plus the tools directory: the fastest way into Musthave.AI.
