FrontierThe story, in brief

Multiagent AI for generating chain-of-thought training data

29%. That's the average benchmark improvement Amazon just unlocked using multiagent AI to generate training data.

Illustration of a transparent lens revealing connected networks across layers of paper.
Exploring the next frontier of AI research.AI illustration by KeyNews
The KeyNews take

Why it matters

Amazon Science demonstrates a scalable method for synthetic data generation that could reshape how AI models are trained, reducing dependence on expensive human annotation while improving model performance across multiple benchmarks.

The key facts

4 to know
  1. 29% average performance improvement across benchmarks

  2. Method: Multiagent ensembles generating chain-of-thought annotated interactions

  3. Source: Amazon Science (published July 31, 2025)

  4. Application: Training data generation and refinement

Go to the source

Amazon Scienceamazon.science

Publisher excerpt: Using ensembles of agents to generate and refine interactions annotated with chains of thought improves performance on a battery of benchmarks by an average of 29%.
Read original report
Back to today's editionMore frontier news

Keep reading

Related stories

More from Frontier