Simon Willison’s Weblog

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Tuesday, 19th May 2026

The last six months in LLMs in five minutes

Visit The last six months in LLMs in five minutes

I put together these annotated slides from my five minute lightning talk at PyCon US 2026, using the latest iteration of my annotated presentation tool.

[... 2,061 words]

  • Fix for bug where llm_prompt_context() hook did not fully collect chains of responses. #7
  • Compatible with llm>=0.32a0 alpha - adds the ability to stream reasoning tokens.

Gemini 3.5 Flash: more expensive, but Google plan to use it for everything

Visit Gemini 3.5 Flash: more expensive, but Google plan to use it for everything

Today at Google I/O, Google released Gemini 3.5 Flash. This one skipped the -preview modifier and went straight to general availability, and Google appear to be using it for a whole lot of their key products:

[... 610 words]

See also my notes on Gemini 3.5 Flash, and the pelican I drew using this upgrade to the plugin.

Monday, 18th May 2026
Wednesday, 20th May 2026

2026 » May

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