Tag: Simon Willison
-
Simon Willison’s Weblog: Introducing EmbeddingGemma
Source URL: https://simonwillison.net/2025/Sep/4/embedding-gemma/#atom-everything Source: Simon Willison’s Weblog Title: Introducing EmbeddingGemma Feedly Summary: Introducing EmbeddingGemma Brand new open weights (under the slightly janky Gemma license) 308M parameter embedding model from Google: Based on the Gemma 3 architecture, EmbeddingGemma is trained on 100+ languages and is small enough to run on less than 200MB of RAM with…
-
Simon Willison’s Weblog: Introducing gpt-realtime
Source URL: https://simonwillison.net/2025/Sep/1/introducing-gpt-realtime/#atom-everything Source: Simon Willison’s Weblog Title: Introducing gpt-realtime Feedly Summary: Introducing gpt-realtime Released a few days ago (August 28th), gpt-realtime is OpenAI’s new “most advanced speech-to-speech model". It looks like this is a replacement for the older gpt-4o-realtime-preview model that was released last October. This is a slightly confusing release. The previous realtime…
-
Simon Willison’s Weblog: Cloudflare Radar: AI Insights
Source URL: https://simonwillison.net/2025/Sep/1/cloudflare-radar-ai-insights/ Source: Simon Willison’s Weblog Title: Cloudflare Radar: AI Insights Feedly Summary: Cloudflare Radar: AI Insights Cloudflare launched this dashboard back in February, incorporating traffic analysis from Cloudflare’s network along with insights from their popular 1.1.1.1 DNS service. I found this chart particularly interesting, showing which documented AI crawlers are most active collecting…
-
Simon Willison’s Weblog: Claude Opus 4.1 and Opus 4 degraded quality
Source URL: https://simonwillison.net/2025/Aug/30/claude-degraded-quality/#atom-everything Source: Simon Willison’s Weblog Title: Claude Opus 4.1 and Opus 4 degraded quality Feedly Summary: Claude Opus 4.1 and Opus 4 degraded quality Notable because often when people complain of degraded model quality it turns out to be unfounded – Anthropic in the past have emphasized that they don’t change the model…
-
Simon Willison’s Weblog: Quoting Benj Edwards
Source URL: https://simonwillison.net/2025/Aug/30/benj-edwards/#atom-everything Source: Simon Willison’s Weblog Title: Quoting Benj Edwards Feedly Summary: LLMs are intelligence without agency—what we might call “vox sine persona": voice without person. Not the voice of someone, not even the collective voice of many someones, but a voice emanating from no one at all. — Benj Edwards Tags: benj-edwards, ai-personality,…
-
Simon Willison’s Weblog: Quoting Bruce Schneier
Source URL: https://simonwillison.net/2025/Aug/27/bruce-schneier/#atom-everything Source: Simon Willison’s Weblog Title: Quoting Bruce Schneier Feedly Summary: We simply don’t know to defend against these attacks. We have zero agentic AI systems that are secure against these attacks. Any AI that is working in an adversarial environment—and by this I mean that it may encounter untrusted training data or…
-
Simon Willison’s Weblog: Piloting Claude for Chrome
Source URL: https://simonwillison.net/2025/Aug/26/piloting-claude-for-chrome/#atom-everything Source: Simon Willison’s Weblog Title: Piloting Claude for Chrome Feedly Summary: Piloting Claude for Chrome Two days ago I said: I strongly expect that the entire concept of an agentic browser extension is fatally flawed and cannot be built safely. Today Anthropic announced their own take on this pattern, implemented as an…
-
Simon Willison’s Weblog: Agentic Browser Security: Indirect Prompt Injection in Perplexity Comet
Source URL: https://simonwillison.net/2025/Aug/25/agentic-browser-security/#atom-everything Source: Simon Willison’s Weblog Title: Agentic Browser Security: Indirect Prompt Injection in Perplexity Comet Feedly Summary: Agentic Browser Security: Indirect Prompt Injection in Perplexity Comet The security team from Brave took a look at Comet, the LLM-powered “agentic browser" extension from Perplexity, and unsurprisingly found security holes you can drive a truck…
-
Simon Willison’s Weblog: ChatGPT release notes: Project-only memory
Source URL: https://simonwillison.net/2025/Aug/22/project-memory/#atom-everything Source: Simon Willison’s Weblog Title: ChatGPT release notes: Project-only memory Feedly Summary: ChatGPT release notes: Project-only memory The feature I’ve most wanted from ChatGPT’s memory feature (the newer version of memory that automatically includes relevant details from summarized prior conversations) just landed: With project-only memory enabled, ChatGPT can use other conversations in that project…
-
Simon Willison’s Weblog: DeepSeek 3.1
Source URL: https://simonwillison.net/2025/Aug/22/deepseek-31/#atom-everything Source: Simon Willison’s Weblog Title: DeepSeek 3.1 Feedly Summary: DeepSeek 3.1 The latest model from DeepSeek, a 685B monster (like DeepSeek v3 before it) but this time it’s a hybrid reasoning model. DeepSeek claim: DeepSeek-V3.1-Think achieves comparable answer quality to DeepSeek-R1-0528, while responding more quickly. Drew Breunig points out that their benchmarks…