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คู่มือเชิงปฏิบัติสำหรับการรัน AI agent ในโปรดักชัน: สถาปัตยกรรมรันไทม์, รูปแบบการประสานงาน, การเลือก framework และโมเดลภัยคุกคามของเอเจนต์
Agent Handoff Patterns: Routing Work Between AI Agents
Agent handoff patterns define how AI agents transfer tasks, context, and credentials: push handoff, pull dispatch, blackboard-pointer routing, and streaming transfer for multi-agent systems.
Agent2Agent Protocol — A2A Security, Architecture, and MCP Comparison
Agent2Agent (A2A) protocol lets AI agents delegate tasks across frameworks and vendors. Learn the architecture, security model, task lifecycle, and how A2A compares to MCP for multi-agent systems.
Agentic AI Design Patterns: ReAct, Plan-and-Execute, Reflexion, and More
ReAct, Plan-and-Execute, Reflexion, Critic-Actor, Supervisor-Worker, Mixture-of-Agents: agentic AI design patterns with trade-offs, failure modes, security gates, and production selection guidance.
Agentic RAG: Sub-Question Decomposition, HyDE, and Corpus Security
How agentic RAG works: iterative retrieval loops, sub-question decomposition, HyDE, FLARE, and re-ranking. Covers multi-agent pipelines, corpus injection attacks, and embedding model selection.
Agentic Workflow - Patterns, Security, and Production Design
An agentic workflow is a multi-step AI process where agents autonomously choose tools, delegate subtasks, and adapt based on intermediate results. Core patterns, failure modes, and security design.
AI Agent Architecture — Layers, Topologies, and Security-First Design
AI agent architecture: four structural layers (perception, reasoning, memory, action), single vs multi-agent topologies, ReAct loop, and 2025 cross-agent standards (Google A2A, OpenAI handoffs).
AI Agent Audit Log: Immutable Trails, Compliance, and Forensics
Build an immutable AI agent audit log for SOC 2, GDPR Article 30, and OWASP LLM06:2025. Covers append-only design, OTLP schema, SIEM integration, tamper-evidence, and forensic investigation.
AI Agent Benchmarks: SWE-bench, GAIA, WebArena, and Private Evals
AI agent benchmarks: SWE-bench Verified scores, GAIA levels, AgentBench environments, tau-bench policy compliance, and WebArena results, plus how to run private evals on your own task distribution.
AI Agent Context Window — Management, Limits, and Security
AI agent context window management: token budgets, context poisoning via OWASP LLM01:2025, compression strategies, and how OpenLegion enforces per-agent context isolation.
AI Agent Deployment: Container TTLs, Budget Caps, and Circuit Breakers
Deploy AI agents to production: container TTLs, per-agent budget caps, LLM circuit breakers, credential vault proxy, graceful shutdown, and Kubernetes HPA for agent fleets.
AI Agent Evaluation: Benchmarks, Metrics, and Testing
AI agent evaluation is the discipline of measuring whether agents reliably complete tasks, use tools safely, and stay within cost bounds — covering benchmarks, LLM-as-judge, and trace analysis.
Best AI Agent Frameworks (2026 Comparison)
Compare the best AI agent frameworks: OpenLegion, OpenClaw, LangGraph, CrewAI, AutoGen, Semantic Kernel. Side-by-side features, security, and pricing.
AI Agent Governance: RBAC, Audit Trails, and Regulatory Compliance
AI agent governance: RBAC, immutable audit trails, budget caps, and compliance for production agents. Covers EU AI Act Article 9, NIST AI RMF, SOC 2 CC6.1/CC7.2, and OWASP LLM06.
AI Agent MCP Security: Red-Team Guide to Exploit Prevention
Red-team guide to AI agent MCP security: tool poisoning exploits, rug-pull backdoors, supply chain attacks, cross-pipeline injection, and infrastructure hardening.
AI Agent Memory: Four Types, Security Risks, and Implementation
AI agent memory: in-context, vector store, structured K-V, and episodic types. Security risks from memory poisoning and credential exposure. OpenLegion vault-protected architecture.
AI Agent Monitoring — Thresholds, Liveness, and Escalation
AI agent monitoring: SLO definition, runaway loop detection, heartbeat liveness checks, budget enforcement cutoffs, and escalation path design for production agent fleets.
AI Agent Multi-Tenancy: Credential Isolation and SOC 2 Controls
Prevent cross-tenant data leakage in multi-tenant AI agent systems. Covers OWASP LLM06, per-tenant credential scoping, Kubernetes namespaces, SOC 2 CC6.1/CC6.6 controls, and partitioned audit logs.
AI Agent Observability — Tracing, Costs & Failure Modes
AI agent observability covers traces, costs, prompt versioning, and failure modes for autonomous agents in production. Why it differs from app observability — and what to track.
AI Agent Orchestration — Coordinate Agents
Container-isolated multi-agent runtime with fleet-model coordination (blackboard + pub/sub + handoff), credential vaulting, and per-agent budget controls.
AI Agent Planning: ReAct, Tree of Thoughts, and Plan-and-Execute
AI agent planning: ReAct reasoning traces, Tree of Thoughts multi-path search, Plan-and-Execute separation, extended thinking in o3, and pre-execution HITL gates before irreversible actions.
AI Agent Platform — Deploy Secure Agents
OpenLegion is a managed AI agent platform with container isolation, credential vaulting, and budget controls. Bring your own LLM API keys.
AI Agent Prompt Injection: Attack Types, Defences, and Red-Teaming
How prompt injection targets AI agents: direct, indirect, stored, and multi-agent relay attacks. Defence via instruction hierarchy, spotlighting, input sanitisation, and output validation.
AI Agent Reliability — Circuit Breakers, Backoff, and Dead-Letter Queues
Reliable AI agents: exponential backoff with jitter for LLM 429s, circuit breakers for cascading failures, dead-letter queues, idempotency keys for safe retries, and budget caps as guardrails.
AI Agent Sandboxing — Container Isolation, Escape CVEs, and Hardening
How AI agent sandboxing works: Docker, gVisor, WebAssembly, and seccomp hardening. Covers sandbox escape CVEs, code execution isolation, browser agent sandboxing, and runtime cost trade-offs.
AI Agent Security — Threats, Isolation, Vaults
AI agent security guide: credential leakage, prompt injection, sandbox escape, and how container isolation, vault-proxied credentials, and budget controls mitigate each threat.
AI Agent State Management — Checkpointing, Shared State, and Crash Recovery
Checkpointing, shared state, and crash recovery for AI agents. Covers LangGraph checkpointers, transactional blackboard writes, reducer patterns, snapshot isolation, and cross-agent synchronization.
AI Agent Tool Use — Function Calling, Schemas, and Safe Execution
How AI agents use tools: defining tool schemas, function calling across providers, parallel and chained calls, output parsing, error recovery, and permission scoping for safe production execution.
AI Coding Agents - Deploy Secure Dev Agent Teams
AI coding agents that plan, write, test, and review code autonomously. OpenLegion runs them in isolated containers with vaulted credentials and per-agent budgets - a self-hostable dev agent team.
Autonomous AI Agents: Autonomy Spectrum, Safety Gates, Production Risks
Autonomous AI agents: L0-L4 autonomy spectrum, safety gates at each level, Anthropic RSP, EU AI Act classification, OWASP LLM06, and secure L2-L3 deployment patterns.
Browser Use Agents — How AI Agents Control the Web
Browser use agents let AI autonomously navigate websites, fill forms, and extract data. Learn how they work, their security risks, and how to run them safely in isolated containers.
How to Build an AI Agent: Tools, Credentials, Deployment, and Scheduling
Build an AI agent step by step: define the agent loop, register tools, configure vault credential injection, set budget caps, deploy to production, schedule with heartbeat cron, and add observability.
Claude Opus 4.8 - Capabilities, Cost, and Agentic Performance
Claude Opus 4.8 launched May 28 2026: 84% on Online-Mind2Web, fast mode 3x cheaper, dynamic workflows in Claude Code, first Opus to complete every Super-Agent benchmark case at GPT-5.5 cost parity.
Credential Management for AI Agents: Vault-Proxy Architecture
Vault-proxy architecture for AI agents: inject secrets server-side, isolate per agent, audit every access, and avoid the env-var anti-pattern that exposed keys in CVE-2024-34359 and CVE-2025-29927.
Grok 4: xAI's Frontier Model with Native Tool Use
Grok 4 is xAI's most capable reasoning model, released July 9 2025, trained on a 200,000-GPU cluster with RL at pretraining scale, native tool use, and API access via grok-4 model string.
Human in the Loop AI Agents: Approval Gates, Interrupts, and Escalation
Human in the loop AI agents gate irreversible actions on human approval via interrupt patterns, confidence thresholds, and escalation policies. Covers LangGraph, OpenAI Agents SDK, and audit design.
LLM Cost Optimization — Six Levers for Production Agent Fleets
Six levers for LLM cost optimization: model routing, prompt caching, batch inference, context compression, per-agent budget caps, and output token control — with real cost numbers.
LLM Gateway: Routing, Auth, and Cost Control for AI Agents
An LLM gateway routes AI agent requests across model providers, enforces rate limits, injects credentials without exposing them to agent code, and attributes token costs per agent.
Managed AI Agent Hosting - Deploy Secure Agent Fleets
Managed AI agent hosting from OpenLegion: deploy container-isolated agent fleets on a dedicated VPS with vaulted credentials, per-agent budgets, and no infrastructure to run yourself.
Model Context Protocol (MCP) — How AI Agents Use Tools
Model Context Protocol (MCP) is Anthropic's open standard for letting AI agents discover and call external tools. How it works, security caveats, and OpenLegion's MCP support.
Multi-Agent Systems Architecture - Design, Topology, and Security
Multi-agent systems architecture defines how autonomous agents communicate, coordinate, and maintain trust boundaries. Covers topologies, inter-agent protocols, and production security design.
What Is an AI Agent? Definition and How They Work
What is an AI agent? A clear definition: an autonomous system that perceives, plans, and acts toward a goal using tools - plus how agents differ from chatbots and how the agent loop works.