Today in AI — 2026-09-20

Top AI stories of the day, ranked by source authority + keyword signal. Auto-curated from 27 trusted sources.

1. llm-keys-ui 0.1

Source: Simon Willison Blog · Signal: 65 ·

2. datasette-explain 0.2.2

Source: Simon Willison Blog · Signal: 62 ·

3. RetinaFace: Open-source precise AI face detection and analysis

Source: Hacker News - AI · Signal: 56 ·

Article URL: https://retinaface.com/ Comments URL: https://news.ycombinator.com/item?id=49776501 Points: 1 # Comments: 0

4. Open-source AI PR reviewer that helps you ship

Source: Hacker News - AI · Signal: 56 ·

Article URL: https://nitpicker.dev/ Comments URL: https://news.ycombinator.com/item?id=49774911 Points: 2 # Comments: 0

5. Ask HN: How have NLP researchers adapted since LLM disrupted their field

Source: Hacker News - AI · Signal: 50 ·

As LLM knocking down more domains, theorem proving being the latest, I got curious about how past domains adapted. Arguably NLP was the first field that was disrupted in 2019. (See this Quanta Magazine article https://www.quantamagazine.org/when-chatgpt-broke-an-entire-field-an-oral-history-20250...

6. Show HN: AgentTrace–Observability and runtime self-healing engine for AI agents

Source: Hacker News - AI · Signal: 50 ·

Article URL: https://github.com/mohitkumar188/AgentTrace Comments URL: https://news.ycombinator.com/item?id=49780222 Points: 1 # Comments: 0

7. Locked Out of China's AI Boom, Graduates Turn to Bootcamps

Source: Hacker News - AI · Signal: 50 ·

Article URL: https://www.sixthtone.com/news/1018649 Comments URL: https://news.ycombinator.com/item?id=49780211 Points: 1 # Comments: 0

8. Natural General Intelligence

Source: Hacker News - AI · Signal: 50 ·

Article URL: https://naturalgeneralintelligence.ai/ Comments URL: https://news.ycombinator.com/item?id=49778760 Points: 1 # Comments: 0

9. The Proof in the Code: How a Truth Machine Is Transforming Math and AI

Source: Hacker News - AI · Signal: 50 ·

Article URL: https://www.publishersweekly.com:443/9780374620059 Comments URL: https://news.ycombinator.com/item?id=49778672 Points: 1 # Comments: 0

10. AI Helps People Get Past the Blank Page

Source: Hacker News - AI · Signal: 50 ·

Article URL: https://greyenlightenment.com/2026/08/24/ai-assisted-writing-is-common-because-writing-is-hard/ Comments URL: https://news.ycombinator.com/item?id=49778520 Points: 2 # Comments: 0

11. Google knows you – does AI?

Source: Hacker News - AI · Signal: 50 ·

Article URL: https://www.scanora.ai Comments URL: https://news.ycombinator.com/item?id=49776542 Points: 1 # Comments: 0

12. Show HN: Preuve AI, stress-test your startup idea before you build

Source: Hacker News - AI · Signal: 50 ·

Article URL: https://preuve.ai Comments URL: https://news.ycombinator.com/item?id=49776459 Points: 1 # Comments: 0