记忆与上下文

A close reading of Codex instant_interrupt: ending model output, continuing background tools, and preserving state when users change requirements mid-run.

Independent Codex Guardian history shows why generation context and review evidence need separate records, with provenance through resume and rollback.

Seven updates on Codex prewarming and Guardian, remote sandboxes, MCP OAuth, secret stores, and agent software factory production data.

Company Brain scopes team-agent memory by room and user permissions, with personal authorization, traceable sources, and separate tool-write access.

Seven updates on token efficiency, Codex networking, Copilot Memory, local agent server security, self-practice, skills, and reproducibility.

GitHub Agentic Autofix reads and writes Copilot Memory. How security repair knowledge crosses agent workflows, and why verification, scope, and expiry matter.

GPT-6 adds cache breakpoints, diagnostics, prewarming, and mutable configuration. Long-running agents need stable shared prefixes and cache-hit monitoring.

Claude Opus 5.5 agent API compatibility, RRSI controls for harness overfitting, Harness-Zero behavior distillation, and Strands harness defaults.

OpenAI Agents SDK runtime-boundary fixes, stage-aware memory retrieval in AdaRepair-Mem, and static configuration checks with Agent Lint.

AI agent engineering readings for September 18 to 19, 2026, with key findings, engineering implications, suggested sections, and primary sources.

Alibaba skill-up resumes real sessions turn by turn, letting skill evaluations test context continuity, intermediate state, and per-turn assertions.

How Tool Search loads definitions on demand, affects prompt caching, and differs from MCP connections and ARD resource discovery.