Artificial Intelligence

Category: Intermediate (200)

Run Positron on Amazon SageMaker AI for data science workflows

Run Positron on Amazon SageMaker AI for data science workflows

Positron, Posit’s IDE for data science, now runs on Amazon SageMaker AI. This post shows how a data scientist explores an Amazon Athena table, validates features in R, trains an XGBoost model in Python, deploys a real-time SageMaker AI endpoint, and reports results with Quarto, all in one governed SageMaker Studio Space.

Amazon SageMaker Inference: 2026 year-to-date launches in review

Amazon SageMaker Inference: 2026 year-to-date launches in review

Amazon SageMaker AI shipped 13 inference launches in year-to-date across two deployment paths: fully managed endpoints and Amazon SageMaker HyperPod Inference. This post reviews each launch, from inference recommendations and capacity-aware instance pools to tiered KV caching and disaggregated prefill and decode.

Deploy Hugging Face models on Amazon SageMaker AI with coding agents

Deploy Hugging Face models on Amazon SageMaker AI with coding agents

Deploy production-ready Hugging Face models on Amazon SageMaker AI using six open-source agent skills. Point a coding agent at a model and get back a real-time endpoint with the right serving container, autoscaling, Amazon CloudWatch alarms, and a verified teardown path.

Selecting a vector store for Amazon Bedrock Knowledge Bases

Selecting a vector store for Amazon Bedrock Knowledge Bases

Choosing the right vector store for your Amazon Bedrock Knowledge Bases RAG application affects performance and cost. This post compares Amazon OpenSearch Service, Amazon Aurora PostgreSQL with pgvector, and Amazon S3 Vectors across three RAG use cases, with benchmarks and a practical selection framework.

Improving HCLS AI reasoning with open-source agent skills

Improving HCLS AI reasoning with open-source agent skills

AI agents on foundation models often misapply healthcare and life sciences decision frameworks, citing the right guideline but applying it incorrectly. This post shares 38 open-source agent skills across 11 HCLS domains that close this gap, with installation steps, three worked use cases, and a 410-prompt evaluation showing a 70-86% win rate.

Optimizing agent system prompts with Amazon Bedrock AgentCore

Optimizing agent system prompts with Amazon Bedrock AgentCore

AgentCore optimization turns production traces into proposed configuration changes, then validates them before promotion. This technical companion to the launch post explains how the system prompt optimizer’s reflector engine works and shares benchmark results for the Single Agent and Sub-Agent Reflectors.

Announcing automatic fallback via instance preference lists for Amazon SageMaker AI training jobs

Announcing instance preference lists for Amazon SageMaker AI training jobs

Amazon SageMaker AI now offers instance preference lists for training and processing jobs. Specify an ordered list of up to five instance types, and SageMaker AI automatically launches on the first type with available capacity, eliminating manual retry loops and capacity-watching scripts.

Manage end-user OAuth consent for AI agents with Amazon Bedrock AgentCore

Manage end-user OAuth consent for AI agents with Amazon Bedrock AgentCore

Amazon Bedrock AgentCore Identity now offers a Consent portal, a managed web experience and session binding endpoint for AgentCore Gateway. This post walks through provisioning a portal, configuring GitHub and Slack authorization code grant targets, and the end-user consent flow, and shows how to review activity in AWS CloudTrail.