Tag: .NET
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Simon Willison’s Weblog: MCP Run Python
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…
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Simon Willison’s Weblog: Start building with Gemini 2.5 Flash
Source URL: https://simonwillison.net/2025/Apr/17/start-building-with-gemini-25-flash/ Source: Simon Willison’s Weblog Title: Start building with Gemini 2.5 Flash Feedly Summary: Start building with Gemini 2.5 Flash Google Gemini’s latest model is Gemini 2.5 Flash, available in (paid) preview as gemini-2.5-flash-preview-04-17. Building upon the popular foundation of 2.0 Flash, this new version delivers a major upgrade in reasoning capabilities, while…
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Cloud Blog: Cloud CISO Perspectives: 27 security announcements at Next ‘25
Source URL: https://cloud.google.com/blog/products/identity-security/cloud-ciso-perspectives-27-security-announcements-next-25/ Source: Cloud Blog Title: Cloud CISO Perspectives: 27 security announcements at Next ‘25 Feedly Summary: Welcome to the first Cloud CISO Perspectives for April 2025. Today, Google Cloud Security’s Peter Bailey reviews our top 27 security announcements from Next ‘25.As with all Cloud CISO Perspectives, the contents of this newsletter are posted…
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Simon Willison’s Weblog: Quoting Ted Sanders, OpenAI
Source URL: https://simonwillison.net/2025/Apr/17/ted-sanders/ Source: Simon Willison’s Weblog Title: Quoting Ted Sanders, OpenAI Feedly Summary: Our hypothesis is that o4-mini is a much better model, but we’ll wait to hear feedback from developers. Evals only tell part of the story, and we wouldn’t want to prematurely deprecate a model that developers continue to find value in.…
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Simon Willison’s Weblog: Quoting James Betker
Source URL: https://simonwillison.net/2025/Apr/16/james-betker/#atom-everything Source: Simon Willison’s Weblog Title: Quoting James Betker Feedly Summary: I work for OpenAI. […] o4-mini is actually a considerably better vision model than o3, despite the benchmarks. Similar to how o3-mini-high was a much better coding model than o1. I would recommend using o4-mini-high over o3 for any task involving vision.…
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Simon Willison’s Weblog: Introducing OpenAI o3 and o4-mini
Source URL: https://simonwillison.net/2025/Apr/16/introducing-openai-o3-and-o4-mini/ Source: Simon Willison’s Weblog Title: Introducing OpenAI o3 and o4-mini Feedly Summary: Introducing OpenAI o3 and o4-mini OpenAI are really emphasizing tool use with these: For the first time, our reasoning models can agentically use and combine every tool within ChatGPT—this includes searching the web, analyzing uploaded files and other data with…
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Simon Willison’s Weblog: openai/codex
Source URL: https://simonwillison.net/2025/Apr/16/openai-codex/ Source: Simon Willison’s Weblog Title: openai/codex Feedly Summary: openai/codex Just released by OpenAI, a “lightweight coding agent that runs in your terminal". Looks like their version of Claude Code. Tags: ai-assisted-programming, generative-ai, ai-agents, openai, ai, llms AI Summary and Description: Yes Summary: OpenAI’s recently released lightweight coding agent, integrated into the terminal,…
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Simon Willison’s Weblog: Quoting Hamel Husain
Source URL: https://simonwillison.net/2025/Apr/15/hamel-husain/ Source: Simon Willison’s Weblog Title: Quoting Hamel Husain Feedly Summary: The single most impactful investment I’ve seen AI teams make isn’t a fancy evaluation dashboard—it’s building a customized interface that lets anyone examine what their AI is actually doing. I emphasize customized because every domain has unique needs that off-the-shelf tools rarely…
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Simon Willison’s Weblog: GPT-4.1: Three new million token input models from OpenAI, including their cheapest model yet
Source URL: https://simonwillison.net/2025/Apr/14/gpt-4-1/ Source: Simon Willison’s Weblog Title: GPT-4.1: Three new million token input models from OpenAI, including their cheapest model yet Feedly Summary: OpenAI introduced three new models this morning: GPT-4.1, GPT-4.1 mini and GPT-4.1 nano. These are API-only models right now, not available through the ChatGPT interface (though you can try them out…
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Simon Willison’s Weblog: Note on 14th April 2025
Source URL: https://simonwillison.net/2025/Apr/14/believe/ Source: Simon Willison’s Weblog Title: Note on 14th April 2025 Feedly Summary: Believing AI vendors who promise you that they won’t train on your data is a huge competitive advantage these days. Tags: llms, generative-ai, ai AI Summary and Description: Yes Summary: The assertion regarding AI vendors’ claims about not training on…