Reliability Tax and Cheaper Context Buffers: Today's Agent Stack

Research

A Taxonomy of Agentic Failure Modes (2025)

This is a systematic breakdown of what actually kills agentic loops. It categorizes 11 failure modes from context bloat to grounding errors. If you're debugging messy agents, this is the checklist.

Infrastructure

Declarative Workflows Come to AWS Bedrock Agents SDK

Generic tools are a weak foundation. This SDK forces a move toward declarative workflows, letting you define agent capabilities as structured policies rather than brittle imperative code.

Pricing

Groq Cuts Input Token Pricing to Unlock Longer Agent Contexts

Margins are tightening. Groq’s lower input token pricing is also about reducing the financial penalty of stuffing histories with distant context, which loosens the constraints on complex agent memory.

Standards

MCP Update Focuses on Schema Enforcing Fidelity

The spec moves from transport details up to the application layer. The emphasis on explicit schemas and headings is designed to stop the