I think Anthropic and OpenAI have found product-market fit
Article URL: https://simonwillison.net/2026/May/27/product-market-fit/ Comments URL: https://news.ycombinator.com/item?id=48296794 Points: 1 # Comments: 0
Anthropic
ChatGPT
Claude Code
Claude Cowork
Codex
GPT-5.4
GPT-5.5
OpenAI
Opus 4.6
Opus 4.7