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#strands

2 posts tagged #strands.

Field Notes: Turning prompt caching on for a production Bedrock workload

Jun 28, 2026

Strands' BedrockModel ships with prompt caching off. Two kwargs turn it on, one per-model gotcha catches you, and a 10-turn driver measures 99.9% / 99.8% hit ratios on Nova Pro and Sonnet 4.6 against an 8,156-token production system prefix. The per-call usage block proves it in seconds, not waiting on CloudWatch.

Part 3: Building the AI Agent with Strands Agents SDK, Prompt Caching, and AgentCore Memory

Apr 10, 2025

How to build the Python agent that runs inside AgentCore: Strands SDK setup, prompt caching that cuts costs by 90%, dual-model strategy, tool definitions, and AgentCore Memory integration.