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8 picked from 24 candidates · 30 sources read · 74 loops indexed
- 01Loop of the day29 Oct 2026AI R&D evals
InfraDev: Can Coding Agents Develop AI Infrastructure, and How Can We Tell?
The loop: Coding agents develop production-grade AI infrastructure like Megatron-LM and vLLM within the InfraDev benchmark. This improves the evaluation of infrastructure engineering, guiding the development of agents that can build and optimize their own training and inference systems.
InfraDev introduces a rigorous benchmark for evaluating coding agents on real-world AI infrastructure tasks, a crucial stepping stone toward models that can autonomously optimize their own training and inference stacks.

- 0229 Oct 2026Self-modifying agents
EvoIn: Bridging Evolution and Internalization for Agent Fine-Tuning
The loop: An agent temporarily instantiates evolved decision-making procedures in its harness to generate improved reasoning traces. The agent then fine-tunes on these traces, internalizing the logic to improve its own future decision-making without relying on the external harness.

- 0326 Oct 2026Self-modifying agents
InfRec-Cardinal/The-Trinity
The loop: Multimodal agents use capability-driven recursive self-improvement to enhance their own performance and capabilities.

- 0429 Oct 2026Tools and harness
HEMO: Harness Self-Evolution for Multi-Objective Combinatorial Optimization
The loop: A large language model treats its own automatic operator design harness as a self-evolving target. By updating its retrieval, selection, and orchestration logic based on downstream performance, the system improves its ability to discover optimization operators.

- 0528 Oct 2026Self-reward and self-play
Youtu-Parsing-Omni: One Encoder, One Schema, All Modalities
The loop: The omni-modal parser generates its own rollouts against a reference-conditioned copy of itself to create token-level targets. The model is then trained on these rollouts and refreshes the reference copy with its updated weights, driving continuous self-improvement.

- 0628 Oct 2026Self-reward and self-play
Weaken to Strengthen: Weakening-Induced On-Policy Self-Distillation for Large Reasoning Models
The loop: A reasoning model generates a weaker counterpart of itself through quantization or pruning to create a contrastive training signal. This enables on-policy self-distillation without privileged information, improving the original model's accuracy on reasoning tasks.

- 0728 Oct 2026AI R&D evals
FeatureArc: Benchmarking Coding Agents on Evolving Features
The loop: Coding agents extend software features over successive stages and build on their own earlier code within the FeatureArc benchmark. This improves the evaluation of agentic self-maintenance, guiding the development of agents capable of long-term iterative software engineering.

- 0828 Oct 2026Self-modifying agents
InfRec-Cardinal/The-Trinity
The loop: Multimodal agents undertake capability-driven recursive self-improvement within The Trinity framework. By iteratively enhancing their own performance, the agents systematically expand their multimodal capabilities.

Loop index
All 74 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
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