TLDR AI

TLDR AI 2025-04-22

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01GENERAL

Sponsored

CONCIERGE: TALK TO YOUR APPS WITH NATURAL LANGUAGE

Wish AI understood your context and could take actions for you? Concierge is the first connected AI Assistant [4] that can read & write to your apps in real-time. Simply connect in 2 clicks (Gmail, Slack, Notion, Jira, HubSpot, Linear, Asana, Confluence, Airtable, Attio, Salesforce, etc) and ask Concierge anything.

askconcierge.aiSponsor

02HEADLINES & LAUNCHES

OUR APPROACH TO UNDERSTANDING AND ADDRESSING AI HARMS

Anthropic unveiled a multidimensional framework to assess and mitigate AI harms, addressing both catastrophic and everyday risks. The approach evaluates physical, psychological, economic, societal, and autonomy impacts, guiding policy, testing, and enforcement strategies. This initiative, aiming for adaptable, proportionate safeguards as AI capabilities evolve, complements its Responsible Scaling Policy.

links.tldrnewsletter.com7 min read

INSTAGRAM AI-BASED TEEN PROTECTION

Meta is using AI to identify teens on Instagram and automatically place them in restricted teen account settings, which now include even stronger default protections and require parental approval for changes.

about.fb.com3 min read

03DEEP DIVES & ANALYSIS

O3 OVER OPTIMIZATION IS BACK

This post explores the challenge of the new crop of reasoning models and presents evidence to suggest that OpenAI is over-optimizing on certain objectives that make its models brittle and prone to hallucinations.

interconnects.ai30 min read

VERIFIABLE REWARDS FOR WRITING

Writing quality reward models (WQRM) are a way to evaluate the quality of creative writing. They can be used to train creative writing models. WQRMs are a new development for RL-trained models with verifiable rewards. This thread shows a case where WQRM correlated strongly with overall writing quality.

threadreaderapp.com1 min read

AI ASSISTED SEARCH-BASED RESEARCH ACTUALLY WORKS NOW

Recent advancements in LLMs like OpenAI's o3 and o4-mini have made them effective for search-based tasks, avoiding past issues with hallucinations. Unlike earlier models, these LLMs integrate search results into their reasoning process, providing reliable real-time insights. This progression diminishes reliance on traditional search engines and suggests shifts in the Web's economic model.

simonwillison.net6 min read

04ENGINEERING & RESEARCH

Sponsored

🔄 INNER → OUTER DEV LOOP: HOW INDEED IS AUTOMATING ENGINEERING WORKFLOWS WITH AI

Happening live this Thursday [10]! Join Erika Rice Scherpelz, VP of Engineering at Sourcegraph and Kristina Hager, Principal Software Engineer at Indeed, for a discussion on accelerating developer iteration (inner loop), automating deployment and delivery (outer loop), and the role of AI-driven engineering practices throughout the

streamyard.comSponsor

FAST CONFORMAL PREDICTION

LOO-StabCP boosts the speed of conformal prediction by using leave-one-out stability, providing scalable uncertainty estimation without sacrificing accuracy.

arxiv.org18 min read

ROBUST AUTONOMY EMERGES FROM SELF-PLAY

This study presents a simulated self driving agent that went 2 years between collisions. It was trained fully with self-play and is a substantial improvement over the state-of-the-art trained on Gigaflow.

arxiv.org25 min read

ALPHAGEOMETRY 2

DeepMind has released the next version of its geometry model, which answers 84% of questions correctly, up from 54% by prior methods. The main improvements come from the Gemini language model and better search.

arxiv.org17 min read

05MISCELLANEOUS

HACKATHON FOR NON-DEVS AND VIBE CODERS

Stackblitz, the creators of Bolt, is hosting the world's largest hackathon for non-devs and vibe coders on 5/30 for anyone around the world to participate.

hackathon.dev1 min read