The Daily Index — Friday, September 25, 2026 · TLDR Index

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newrelic.com

TLDR AI

CONTRASTIVE LANGUAGE MODELS

Contrastive Language Models (CLMs) are a new class of System One model trained with a contrastive learning objective that connects states and actions. CLM-8B delivers performance comparable to Jev across computer-use, gaming, and tool-calling tasks while achieving up to 9x lower latency. It also sets a new state-of-the-art on changing agentic coding benchmarks. The model is pre-trained on 60M Nemotron Q&A pairs, mid-trained on 30M synthetic hard negatives, and post-trained on 1M agentic trajectories.

contrastive-lm.notion.site · 8 min

TLDR AI

MANAGED DEEP AGENTS V0.8: NEW AUTH, MEMORY, AND CHANNELS

Managed Deep Agents combines the Deep Agents harness with all of the infrastructure required to run agents in production. It is the simplest way to build, deploy, and run mission-critical agents in production. Managed Deep Agents 0.8 adds support for user-owned credentials, user-level memory, HTTP channels, and file transfer in Slack. It also adds a pre-built tool for web search powered by Parallel.

langchain.com · 12 min

TLDR AI

WHAT WE LEARNED FROM BEING THE FIRST COMPANY TO DISCLOSE AN AGENT CYBERATTACK

Hugging Face says its autonomous-agent cyberattack exposed three priorities: stronger incident transparency, reducing capability asymmetries between attackers and defenders, and preserving open-source access for defense. AI created new attack risks but also helped investigate, mitigate, and harden systems.

links.tldrnewsletter.com · 4 min

TLDR AI

ARE YOU READY FOR SUPERINTELLIGENCE

Recent frontier models are rapidly saturating old benchmarks and moving into harder real-world, scientific, and agentic tasks. The pace of capability gains, alongside soaring AI usage and revenue, is shifting debate from workplace augmentation toward recursive self-improvement and superintelligence.

links.tldrnewsletter.com · 13 min

TLDR AI

ANTHROPIC TESTED WHAT HAPPENS WHEN AGENTS BARGAIN FOR PEOPLE

After five-minute interviews, Claude agents traded books for employees, and their preference rankings matched the humans' on 61% of pairs.

anthropic.com · 38 min

TLDR AI

INTELLIGENCE DENSITY

Trajectory.ai focuses on "intelligence density," measuring cost per task instead of cost per token for more efficient AI model training.

trajectory.ai · 5 min

TLDR AI

A FINANCE BENCHMARK ASKS AGENTS TO FINISH THE WHOLE ASSIGNMENT

DAYJOB: Finance tests whether AI agents can complete 80 realistic finance assignments using supporting documents and produce analysis a professional can use.

surgehq.ai · 18 min