Tag: agents
All the articles with the tag "agents".
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Building Voice Agents with LiveKit, Cartesia, and AWS
A phone agent becomes useful only when its media, model, action, security, retention, and teardown boundaries work together.
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Building an Autonomous AI News Agent on Step Functions and AgentCore
A daily pipeline that fetches 24 RSS feeds, dedups across sources, categorizes into nine fixed buckets, tracks story threads across days, and writes a digest with no human in the loop. What broke, what the real timeout ceiling turned out to be, and why the shape changed twice before it worked.
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MCP Became Stateless: Migrating a Real AgentCore Gateway
MCP 2026-07-28 removes protocol sessions from remote calls. Here is what changed in a working AgentCore WebSearch gateway, what stayed untouched, and how to migrate without breaking older clients.
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Open Data Wasn't Missing. The Interface Was.
A 12-domain benchmark and Sentinel-2 experiment show where the Registry of Open Data MCP server works, where search fails, and what the interface unlocks.
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Does Graphify Actually Help an AI Coding Agent?
A code graph earns trust only when it beats disciplined source search on a correct, source-backed task.
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Prompt Caching Is a Harness Design Problem, Not Just an API Toggle
A 186-request test shows why cache savings depend on stable tools, deterministic prefixes, deliberate breakpoints, routing keys, and measurement inside the agent harness.
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Building AI Voice Agents with Amazon Nova Sonic and LiveKit: Patterns, Architecture, and a RAG Latency Surprise
Patterns that held up across a series of Nova 2 Sonic + LiveKit voice agents, a telephony architecture that took a real phone call, and a latency finding that contradicts the standard advice on voice RAG.
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Web Search as a Managed Connector: Wiring Amazon Bedrock AgentCore WebSearch Into Any Agent
Amazon Bedrock AgentCore WebSearch is a managed MCP connector, not a search-API wrapper: an Amazon-operated index with zero data egress, IAM-authorized so there are no secrets to rotate, and $7 per 1,000 queries confirmed on the bill.