Jun 19, 2026

6 Posts

Reinforcement Learning With Hints: Privileged On-Policy Exploration (POPE) trains models to expand on partial solutions
Jun 19, 2026

Reinforcement Learning With Hints: Privileged On-Policy Exploration (POPE) trains models to expand on partial solutions

Reinforcement learning can’t train a model to solve a difficult problem if the model doesn’t discover all the right steps.

3 min read
Nvidia’s Nemotron Goes Big: Nvidia Nemotron 3 Ultra bets on speed and openness to win customers
Jun 19, 2026

Nvidia’s Nemotron Goes Big: Nvidia Nemotron 3 Ultra bets on speed and openness to win customers

Nvidia’s largest-yet model is among the best-performing from a developer based in the U.S. and among the most open developed by anyone.

4 min read
Agentic Tests Beyond the Bug Hunt: DeepSWE, ProgramBench, and ITBench-AA push agents harder than SWE-bench
Jun 19, 2026

Agentic Tests Beyond the Bug Hunt: DeepSWE, ProgramBench, and ITBench-AA push agents harder than SWE-bench

SWE-bench, a family of benchmarks that focuses on an LLM’s ability to fix software bugs, is giving way to new tests that evaluate agent software-engineering performance in more challenging ways.

4 min read
Claude Fable 5’s Benchmark Problems: Independent tests of Claude Fable 5 run into Anthropic's protective policies
Jun 19, 2026

Claude Fable 5’s Benchmark Problems: Independent tests of Claude Fable 5 run into Anthropic's protective policies

Before Anthropic pulled its latest Claude models from circulation, even professional testers couldn’t readily tell whether they were getting a Mythos-class model or a lesser version under the same name.

4 min read
Open Platforms Beat Power Plays
Jun 19, 2026

Open Platforms Beat Power Plays

Over the last two weeks, both the U.S. Government and Anthropic took significant actions that demonstrated their power to control access to AI by restricting what others can do with frontier models.

3 min read
Testing Mythos and Fable, Moving Beyond SWE-bench,  Nvidia's Open Contender
Jun 19, 2026

Testing Mythos and Fable, Moving Beyond SWE-bench, Nvidia's Open Contender

The Batch AI News and Insights: Over the last two weeks, both the U.S. Government and Anthropic took significant actions that demonstrated their power to control access to AI by restricting what others can do with frontier models.

18 min read

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