AI makes AI better.
A daily hub for work where AI is part of the loop that improves AI, each entry with its loop spelled out. Read more →
6 picked from 22 candidates · 30 sources read · 77 loops indexed
- 01Loop of the day12 Nov 2026Hardware and chips
Toward Autonomous RTL and Synthesis Optimization: Benchmarking and Self-Improving Agents
The loop: A multi-agent framework automates RTL rewriting and critical-path analysis for hardware design. By continuously refining a library of reusable optimization skills, the agent improves its own ability to optimize future chips.
Hardware design is a critical bottleneck for AI scaling, making autonomous RTL optimization a highly leveraged path to better AI accelerators.

- 0211 Nov 2026Tools and harness
Experience-Handoff Reinforcement Learning for Recursive Self-Improvement
The loop: An LLM agent generates and curates task-local playbooks from its own environment experiences. These playbooks are then handed off to the agent's future rollouts, improving their performance on agentic tasks.

- 0312 Nov 2026Research automation
Updates from METR report: short timelines vs IE
The loop: AI systems automate AI research and development tasks, which increases the total R&D effort and leads to more capable AI systems for further automation.

- 049 Nov 2026AI R&D evals
BioXArena-Pro: A Research-Grade Benchmark for Autonomous Biomedical Machine Learning Agents
The loop: Autonomous ML agents attempt to build biomedical machine learning models from scratch. The benchmark measures their success at this ML engineering work, providing a rigorous evaluation target to drive the development of better ML agents.

- 0511 Nov 2026Architecture and optimizer search
NCP: Verifier-Guided Optimization of Weight-Space Control Policies
The loop: The Neural Control Plane observes a language model's execution telemetry to synthesize candidate weight-space intervention rules. It evaluates these candidates and admits beneficial policies to its active rule set, directly improving the model's subsequent inference performance.

- 0611 Nov 2026Research automation
Updates From METR Report: Short Timelines vs IE
The loop: AI systems increasingly automate AI research and development tasks. This automation expands the total R&D effort, which accelerates the creation of more capable successor systems.

- 0712 Nov 2026AI R&D evals
Singularity-Bench: Can Agents Build Agents?
The loop: Frontier AI agents are tasked with implementing core AI development systems from scratch, including pre-training, post-training, and agent harnesses. By successfully building and optimizing these pipelines, the agents directly construct the infrastructure required to train and run their own successors.

- 088 Nov 2026Tools and harness
JoMoHa: Joint Model-Harness Optimization with Reinforcement Learning
The loop: JoMoHa uses reinforcement learning on its own execution trajectories to jointly update its task execution policy and its harness generation policy. The improved harness generation policy creates better runtime environments for the execution policy, leading to higher success rates on subsequent tasks.

Loop index
All 77 entries →
- Gemini models propose code changes
- Evaluators keep best scoring versions
- Finds better Gemini training kernels
- Lowers cost to train next Gemini models
- repeat

- Coding agent edits its own code
- Scored child agents enter the archive
- Archived agents make later self modifications
- repeat

- RL agent lays out TPU blocks
- Better layouts make AI hardware cheaper
- Agent pre-trains on earlier chip generations
- repeat

- Coding agent edits LLM training script
- Runs a 5-minute training job
- Keeps change if validation improves
- Changes transferred to larger models
- repeat

- Research agent writes harness mutation blueprints
- Coding agent implements harness module changes
- Winning harness becomes the new champion
- New champion harness runs further generations
- repeat

- Aligned model generates training data
- Reward model judges and filters it
- Data trains next intermediate instruct model
- Next model generates better alignment data
- repeat

- Model generates candidate responses to prompts
- Model scores them itself as a judge
- Scores become preference pairs for DPO
- Trained model becomes next generator and judge
- repeat

- Claude Code writes its own code changes
- Changes become next Claude Code versions
- Release becomes harness for next development round
- repeat

- LLM agents write and benchmark kernels
- Kernels speed up AI model training
- Session data post-trains smaller kernel models
- repeat

- Coding agent writes fine-tuning code
- Agent post-trains a base LLM
- Trained model scored on target benchmark
- One turn of model training another
- repeat

- Learned optimizers update other learned optimizers
- Training keeps best performing optimizer parameters
- Better optimizers train each other faster
- repeat

- LLM reads reasoning model thoughts
- LLM flags reward hacking behavior
- Signal feeds back into training reward
- Trains more aligned capable agents
- repeat
Support for loop research
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Funded time, compute and mentorship for researchers who want to go deep on one loop.
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GPU time and credits for loop experiments, which almost always have to run more than once.
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