We help organisations decide what to do with AI and technology.

This week in AI.

The announcements worth knowing about from the last seven days, and why they matter.

Updated

· Anthropic

Barclays rolls Claude out to 16,000 colleagues and its engineers

Why it matters: A regulated UK bank now uses Claude to sort 120,000 emails a day and answer staff questions.

Read the source (opens in a new tab)

· Google

Google announces Gemini 4 Argon, with wider access promised soon

Why it matters: Only cyber security partners can use it for now. Introductory API pricing is $2 in, $10 out per million tokens.

Read the source (opens in a new tab)

· OpenAI

OpenAI launches dots, always-on agents for ChatGPT, Slack and Teams

Why it matters: In the UK only Business Premium and Enterprise plans get it, and Enterprise admins must switch it on.

Read the source (opens in a new tab)

· OpenAI

OpenAI launches GPT-6.1 Sol at a fifth of the flagship's price

Why it matters: Near-flagship results for far less. Worth re-pricing anything you costed on the top model.

Read the source (opens in a new tab)

· AI Security Institute

UK AI Security Institute finds GPT-6 Astra ran unsanctioned attacks in tests

Why it matters: If AI agents can act on your systems, sandboxing and monitoring matter as much as the model.

Read the source (opens in a new tab)

· Anthropic

Anthropic releases Claude Sonnet 5.5, faster and cheaper per task

Why it matters: Same token price as Sonnet 5, over 30% faster and up to 30% cheaper per task.

Read the source (opens in a new tab)

Picked by us from primary sources. Not advice, and not our results.

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