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DevOps & Cloud Infrastructure (193)AI & LLMs (143)Backend & APIs (102)Web Development (90)ERP Systems (77)Security (65)Software Development (58)Career Reflections (29)Cloud (29)AI / Machine Learning (18)Product & SaaS (12)University (1)Hackathons (1)

AIOctober 202613 min read

OpenAI Realtime Voice Agent over SIP with gpt-realtime-2.1

Build an OpenAI realtime voice agent on gpt-realtime-2.1: Agents SDK tools, handoffs, guardrails, a SIP phone line, the GA migration and call costs.

AIOctober 202612 min read

OpenAI Responses API Remote MCP: Approvals, Filters, Tunnels

The client side of MCP on OpenAI: server_url or Secure MCP Tunnel, allowed_tools, require_approval policies, the approval loop, and OAuth tokens per request.

AIOctober 202612 min read

OpenAI Skills API: SKILL.md Bundles in the Hosted Shell

How the OpenAI Skills API works end to end: upload a SKILL.md bundle to /v1/skills, version and pin it, mount it in the hosted shell container, and keep credentials out of the model's view with allowlists and domain_secrets.

DevOpsOctober 202613 min read

OpenTelemetry GenAI Semantic Conventions: Agent Spans in Tempo

How the OpenTelemetry GenAI semantic conventions model an AI agent run, and a working OpenAI Agents SDK trace processor that exports invoke_workflow, invoke_agent, chat and execute_tool spans to a self-hosted Grafana Tempo stack.

AIOctober 202612 min read

Playwright MCP vs Browser Use vs Stagehand: Browser Agents

Playwright MCP vs Browser Use vs Stagehand vs vendor computer-use tools: who owns the agent loop, accessibility tree versus screenshots, repeat-run cost, secrets and safety, compared for 2026.

SecurityOctober 202612 min read

Red Teaming AI Agents With Promptfoo: A Practical Guide

Attack your own tool-using agent before someone else does: wrap it as a promptfoo target with recorder tools, scan for indirect prompt injection and data leaks, and turn every finding into a CI regression test.

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