AI Engineering •
Agent Harness Design: Why an ARC-AGI-3 Score Tripled
Agent harness design decided a benchmark: OpenAI's ARC-AGI-3 score went 13.3% → 38.3% with zero model changes. What that means for your agent loop.
11 min read
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AI Security •
LLM Abuse Detection: What OpenAI's Scam Ban Reveals
LLM abuse detection failed at the message level and worked at the account level. OpenAI's Cambodia scam ban shows which signal actually catches misuse.
11 min read
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AI Engineering •
Agent-to-Human Delegation: Why Your AI Shouldn't DM Coworkers
Agent-to-human delegation is the pattern nobody designed for: your AI messaging a coworker. Why it lands badly, and the handoff rules that fix it.
10 min read
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AI Engineering •
ChatGPT Apps SDK and the Super App Reform: How Apps in ChatGPT Work (2026)
The ChatGPT Apps SDK explained: how apps in ChatGPT work, why it's built on MCP, who the launch partners are, and how developers build and submit apps.
7 min read
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LLM Engineering •
GPT-5.6 Sol vs Terra vs Luna: The Routing Strategy That Cuts Cost
GPT-5.6 Sol vs Terra vs Luna compared on price, coding, latency, and cost per task — plus a routing strategy that cuts your bill without wrecking quality.
5 min read
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LLM Engineering •
GPT-5.6 API: Pricing, Thinking Modes, and the Shared Context Trap
GPT-5.6 API pricing ($1–$30/1M), the Ultra and Max thinking modes, and a 1.05M context window that is shared — with the fine print that breaks agent loops.
10 min read
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LLM Engineering •
ChatGPT Adult Mode: Is It Live Yet? (Status Explained)
ChatGPT adult mode is still delayed — OpenAI's official status, what the feature would allow, why it was pushed back, and answers for parents.
7 min read
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LLM Engineering •
ChatGPT Interactive Math and Science Visuals: What to Know
ChatGPT interactive math and science visuals launched in March 2026: how the new learning modules work, who gets access, and why students benefit.
6 min read
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LLM Engineering •
GPT-5.4 for Agents: Computer Use, MCP Tool Calls, and Real Pricing
GPT-5.4's native computer use and MCP tool calls are the real upgrade for agents. What holds up in a loop, what the 1M context costs, and how Pro compares.
12 min read
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LLM Engineering •
OpenAI GPT-5.3 Instant: 26.8% Fewer Hallucinations, Reduced Refusals, and Better Web Answers
GPT-5.3 Instant brings 26.8% fewer hallucinations, fewer needless refusals, and better web-sourced answers — what changed and why it matters for devs.
10 min read
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