Claude-3 – Experimental News Clipping Site

Simon Willison’s Weblog: AbsenceBench: Language Models Can’t Tell What’s Missing

Jun 20, 2025

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Source URL: https://simonwillison.net/2025/Jun/20/absencebench/#atom-everything Source: Simon Willison’s Weblog Title: AbsenceBench: Language Models Can’t Tell What’s Missing Feedly Summary: AbsenceBench: Language Models Can’t Tell What’s Missing Here’s another interesting result to file under the “jagged frontier" of LLMs, where their strengths and weaknesses are often unintuitive. Long context models have been getting increasingly good at passing "Needle…

Simon Willison’s Weblog: llm-anthropic 0.16

May 22, 2025

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Kurt Seifried

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Source URL: https://simonwillison.net/2025/May/22/llm-anthropic-016/#atom-everything Source: Simon Willison’s Weblog Title: llm-anthropic 0.16 Feedly Summary: llm-anthropic 0.16 New release of my LLM plugin for Anthropic adding the new Claude 4 Opus and Sonnet models. You can see pelicans on bicycles generated using the new plugin at the bottom of my live blog covering the release. I also released…

Simon Willison’s Weblog: MCP Run Python

Apr 18, 2025

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Kurt Seifried

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Source URL: https://simonwillison.net/2025/Apr/18/mcp-run-python/ Source: Simon Willison’s Weblog Title: MCP Run Python Feedly Summary: MCP Run Python Pydantic AI’s MCP server for running LLM-generated Python code in a sandbox. They ended up using a trick I explored two years ago: using a Deno process to run Pyodide in a WebAssembly sandbox. Here’s a bit of a…

Hacker News: Gemini 2.5 Pro vs. Claude 3.7 Sonnet: Coding Comparison

Mar 31, 2025

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Kurt Seifried

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Source URL: https://composio.dev/blog/gemini-2-5-pro-vs-claude-3-7-sonnet-coding-comparison/ Source: Hacker News Title: Gemini 2.5 Pro vs. Claude 3.7 Sonnet: Coding Comparison Feedly Summary: Comments AI Summary and Description: Yes Summary: The text discusses the recent launch of Google’s Gemini 2.5 Pro, highlighting its superiority over Claude 3.7 Sonnet in coding capabilities. It emphasizes the advantages of Gemini 2.5 Pro, including…

Simon Willison’s Weblog: My tools colophon now has AI-generated descriptions

Mar 13, 2025

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Kurt Seifried

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Source URL: https://simonwillison.net/2025/Mar/13/tools-colophon/ Source: Simon Willison’s Weblog Title: My tools colophon now has AI-generated descriptions Feedly Summary: My tools colophon now has AI-generated descriptions The /colophon page on my tools site lists all 78 of my tools along with their commit histories, including links to prompting transcripts. I wrote about how I built that. the…

Simon Willison’s Weblog: What’s new in the world of LLMs, for NICAR 2025

Mar 8, 2025

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Kurt Seifried

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Source URL: https://simonwillison.net/2025/Mar/8/nicar-llms/ Source: Simon Willison’s Weblog Title: What’s new in the world of LLMs, for NICAR 2025 Feedly Summary: I presented two sessions at the NICAR 2025 data journalism conference this year. The first was this one based on my review of LLMs in 2024, extended by several months to cover everything that’s happened…

AWS News Blog: AWS Weekly Roundup: Anthropic Claude 3.7, JAWS Days, Cross-account access, and more (March 3, 2025)

Mar 3, 2025

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Kurt Seifried

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Source URL: https://aws.amazon.com/blogs/aws/aws-weekly-roundup-anthropic-claude-3-7-jaws-days-cross-account-access-and-more-march-3-2025/ Source: AWS News Blog Title: AWS Weekly Roundup: Anthropic Claude 3.7, JAWS Days, Cross-account access, and more (March 3, 2025) Feedly Summary: I have fond memories of the time I built an application live at the AWS GenAI Loft London last September. AWS GenAI Lofts are back in locations such as San…

Simon Willison’s Weblog: llm-anthropic #24: Use new URL parameter to send attachments

Mar 1, 2025

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Kurt Seifried

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Source URL: https://simonwillison.net/2025/Mar/1/llm-anthropic/#atom-everything Source: Simon Willison’s Weblog Title: llm-anthropic #24: Use new URL parameter to send attachments Feedly Summary: llm-anthropic #24: Use new URL parameter to send attachments Anthropic released a neat quality of life improvement today. Alex Albert: We’ve added the ability to specify a public facing URL as the source for an image…

Simon Willison’s Weblog: llm-anthropic 0.14

Feb 25, 2025

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Kurt Seifried

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Source URL: https://simonwillison.net/2025/Feb/25/llm-anthropic-014/#atom-everything Source: Simon Willison’s Weblog Title: llm-anthropic 0.14 Feedly Summary: llm-anthropic 0.14 Annotated release notes for my new release of LLM. The signature feature is: Support for the new Claude 3.7 Sonnet model, including -o thinking 1 and -o thinking_budget X for extended reasoning mode. #14 I had a couple of attempts at…

Simon Willison’s Weblog: Aider Polyglot leaderboard results for Claude 3.7 Sonnet

Feb 25, 2025

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Kurt Seifried

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Source URL: https://simonwillison.net/2025/Feb/25/aider-polyglot-leaderboard/ Source: Simon Willison’s Weblog Title: Aider Polyglot leaderboard results for Claude 3.7 Sonnet Feedly Summary: Aider Polyglot leaderboard results for Claude 3.7 Sonnet Paul Gauthier’s Aider Polyglot benchmark is one of my favourite independent benchmarks for LLMs, partly because it focuses on code and partly because Paul is very responsive at evaluating…

Tag: Claude-3