Hacker News with Generative AI: Brainstorming

Ask HN: Free/Open Source Brainstorming Agents (ycombinator.com)
Are you aware of any good Brainstorming agents I can converse with?
Show HN: ThinkPost – split-panel note taking & brainstorming app for devs (thinkpost.io)
LLMs are not suitable for brainstorming (wordpress.com)