Hackers' Pub

Syntax	Description	Examples
`"` keyword `"`	Finds the string within quotes, including spaces. Case-insensitive. (Escape quotes inside with `\"`)	`"Hackers' Pub"`
`from:` handle	Finds content written by the specified user.	`from:hongminhee` `from:hongminhee@hollo.social`
`lang:` ISO 639-1	Finds content written in the specified language.	`lang:en`
`#` tag	Finds content with the specified tag. Case-insensitive.	`#HackersPub`
condition condition	Finds content that satisfies both conditions on either side of the space (logical AND).	`"Hackers' Pub" lang:en`
condition `OR` condition	Finds content that satisfies at least one of the conditions on either side of the OR operator (logical OR).	`#HackersPub OR "Hackers' Pub" lang:en`
`(` condition `)`	Combines the operators within the parentheses first.	`(#HackersPub OR "Hackers' Pub" OR "Hackers Pub") lang:en`

Simon Willison @simon@fedi.simonwillison.net

4/16/2025, 5:48:46 PM

Public

OpenAI released o3 and o4-mini today with a strong emphasis on tool use. I've upgraded my llm-openai plugin to support the two new models. https://simonwillison.net/2025/Apr/16/introducing-openai-o3-and-o4-mini/

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 …

simonwillison.net · Simon Willison’s Weblog

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