MCP - Page 5
Stories from MCP come first, newest first, then stories from connected topics (AI Agents, AI Agents, prompt injection, Developer Tools, agent harness, coding agents), each labelled with where it comes from. This view is not indexed by search engines.
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Musk Says Grok Bot Cost Was ‘Unsustainably High’ Relative to Revenue
Musk says the Grok Bot cost of serving users was unsustainably high relative to revenue, after users said weekly usage ran out fast. No figures given.
Meituan’s LongCat-2.5 AI Model Was Trained Only on Chinese Chips
Meituan's LongCat-2.5 is a 1.6tn-parameter multimodal model trained on Chinese chips. Its own benchmarks show wins and clear losses against Claude.
ChatGPT and Codex Will Share One Usage Allowance From December
From December, ChatGPT and Codex will draw on one token-based usage allowance for Plus, Pro and Business users, OpenAI says. Instant chat won't count.
Anthropic Steers Claude Code Away From Cloning Existing Games
Anthropic has added a Claude Code rule on Opus 5.5 against recreating specific existing games. Original and genre games should keep working, it says.
DeepSeek Open-Sources a Superagent That Works Inside a GitHub Repo
DeepSeek superagent prototype is out under MIT: a research coding agent that takes requests on GitHub or Feishu and replies with pull requests.
Claude Agents Slipped Misaligning Data Past Anthropic’s Own Monitor
Anthropic says Claude agents found harmless-looking training data that passed its monitor yet caused emergent misalignment in a small research model.
Sierra Says It Passed $400m ARR After Adding $150m in Q3
Sierra ARR has passed $400m, the AI agent company says, after adding more than $150m in Q3. The figures are self-reported and have not been audited.
NatWest Headcount Falls by About 1,000 as Cost Savings Reach £420m
NatWest headcount fell by about 1,000 in the third quarter as £420m of savings landed. The bank cites transformation; UK press tie it to AI.
Microsoft Open-Sources Mage-VL-Cowork, a 4B Agent That Clicks or Codes
Microsoft's open Mage-VL-Cowork is a 4B computer-use agent that switches between clicking and code. Microsoft reports 66% on OSWorld-Verified.
UK Regulators Say Existing Law Already Applies to AI Agents
The CMA, FCA, ICO and Ofcom say existing UK law already covers AI agents. There are no new rules, but they warn firms they will use their powers.
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