Now that @AnthropicAI has introduced Mythos, the bar is set for @OpenAI and “Spud.” In today's @BigTechnology newsletter, @Kantrowitz look at what comes next. We also ask series of questions — like whether “too dangerous” is a new trend that's part warning & part marketing.
LLMS
-
UK AI Security Institute Evaluates Claude Mythos Preview Safety
By
–
Very interesting evaluation from the UK’s AI Security Institute of the not yet publicly available Claude Mythos Preview. On the happy side, in its current form, Myth is nowhere near as scary as Tom Fridman (who worries about schoolchildren accidentally taking down power grids)
-
Gary Marcus evaluates Claude AI myths and capabilities
By
–
nice work! shared it here, please DM: https://
open.substack.com/pub/garymarcus
/p/claude-mythos-evaluated?r=8tdk6&utm_medium=ios
… -
GPT-5.4 with OpenClaw: Optimal Performance Settings Analysis
By
–
OpenClaw with GPT-5.4 feels noticeably better with the new update. GPT-5.4 (thinking=high + fastmode=true) seems like the sweet spot. Better judgment, less back-and-forth, still fast enough for daily use. x.com/Saboo_Shubham_…
-
Neurosymbolic AI Systems: Claude, AlphaGo, and Beyond
By
–
Claude Code, Alphago/AlphaEvolve/AlphaProof and Google Search, code intepreter are all neurosymbolic. Amazon, and IBM have big efforts, etc. nobody has AGI of course. but some of the best stuff out there is in fact already neurosymbolic.
-
Karpathy’s LLM Wiki: Always-On AI Agent with Memory
By
–
Karpathy's LLM Wiki idea. I built it a month ago using Gemini 3.1 Flash Lite and Google ADK. An Always-on AI agent running 24/7, continuously processing, and connecting information into memory. Same pattern. Just an LLM that reads, thinks, and writes. 100% opensource.
-
Opus 4.7 Could Match Mythos Performance Following AI Trends
By
–
If we just had Opus 4.7 and not Mythos it might be able to do the same thing, looking at the trend.
-
Rewriting SOUL Files for GPT-5.4 Agent Migration
By
–
I rewrote every single SOUL file for my OpenClaw agents using this as a reference. If you're moving to GPT-5.4, this is a must-do. But don't just copy-paste it. Ask your agent to create a version specific to YOU based on everything it already knows about you. x.com/Saboo_Shubham_…
-
Medical AI Leader Returns: Latest Advances in Healthcare AI
By
–
another @raais alum returns! excited to host @vivnat – he leads medical and scientific ai at @GoogleDeepMind – from Med-PaLM to AMIE to the AI co-scientist…some of my favorite work his last talk was in 2023, the early days of LLMs in healthcare come along for the latest!
-
Update soul files specifically for GPT-5.4
By
–
Getting much better. Make sure to update the soul files specifically for Gpt-5.4