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 →
7 picked from 113 candidates · 31 sources read · 69 loops indexed
- 01Loop of the day22 Oct 2026Tools and harness
Recursive Self-Improvement on a Budget: Scoring Code Edits Before They Run
The loop: A coding agent proposes and scores edits to its own scaffold, which improves its solve rate. This higher solve rate then guides the selection of the next scaffold edit.
By scoring proposed edits before they run, this agent drastically reduces the evaluation budget required for open-ended self-modification.

- 0221 Oct 2026Architecture and optimizer search
Recursive Code Evolution for Task-Oriented Semantic Communications
The loop: A large language model modifies its own communication program and training policy. The accepted code and textual feedback then inform the model's subsequent code proposals.

- 0319 Oct 2026Self-modifying agents
quqxui/RSI-Flow
The loop: A recursive self-improvement workflow evolves target agents and its own system architecture. This improves the capability of the system to perform further evolution on itself and other agents.

- 0421 Oct 2026Interpretability and oversight
Even GPT-2 passes most functional global workspace tests
The loop: An automated interpretability tool uses the Jacobian lens to evaluate functional global workspace representations in language models. This identifies structural deficiencies that can be addressed in the design of successor architectures.

- 0521 Oct 2026Tools and harness
Sakana AI Engineer Open House 2026
The loop: An orchestration model named Fugu dynamically switches between multiple models to manage geopolitical risks and cultural alignment. This improves the reliability of the overall agent system it operates within.

- 0620 Oct 2026Tools and harness
LVMH: A Meta-Optimization Harness for Long-Video Agent Memory
The loop: An automated multi-agent framework formulates memory-policy development as a multi-objective code search. It records past proposals, traces, and failures in a persistent meta-memory to guide its subsequent policy revisions.
loop fit 9/10Liwei Che, Benlin Liu, Dai Li, Xiangyan Li, Zijian Wu, Changjiang Li, Minghao...via arXiv
- 0720 Oct 2026Self-reward and self-play
Self-Evolving Agents through Privileged Retrospective Distillation
The loop: A model acts as its own teacher by re-scoring its trajectories with retrospective context. The resulting teacher distribution is then distilled back into the same policy over multiple rounds.

- 0820 Oct 2026Tools and harness
Training the Whole Agent, Not Just the Model
The loop: Teacher models evolve an agent's harness and tools during reinforcement learning based on its trajectories. The policy trains with this adapted harness, improving its coding performance and generating new trajectories that guide further adaptation.

Loop index
All 69 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
How to apply →Grants
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About grants →Fellowships
Funded time, compute and mentorship for researchers who want to go deep on one loop.
About fellowships →Compute
GPU time and credits for loop experiments, which almost always have to run more than once.
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