2026-07-13 21:59 UTC
DANGMUAAI & Developer Tools, Decoded

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AgentsJul 13, 20264 min read

OpenAI's Safe Url Defense Targets Agent Prompt Injection

OpenAI details how ChatGPT agents resist prompt injection: a Safe Url check blocks data leaks after a compliance-email scam worked half the time in testing.

InfrastructureJul 13, 20266 min read

How OpenAI Scaled PostgreSQL to 800 Million ChatGPT Users

OpenAI's engineering team details how one PostgreSQL primary and nearly 50 read replicas handle millions of queries per second for 800 million users.

InfrastructureJul 13, 20267 min read

Vercel AI Gateway's 8-Model Week: Sonnet 4.6 to Opus 4.7

In one week, Vercel's AI Gateway added Claude Sonnet 4.6, Opus 4.7, Kimi K2.6, GPT-5.5, GPT-5.4 Mini/Nano, GPT Image 2, Responses API, and team ZDR.

Dev ToolsJul 13, 20265 min read

Claude Code's $200 Monthly Bill Meets a Free Rival: Goose

Block's open-source Goose agent offers a free, local-first alternative to Claude Code's $20-$200 monthly plans, drawing developers frustrated by usage caps.

AgentsJul 13, 20264 min read

Claude Cowork: Anthropic's AI Agent for Non-Coders, in 10 Days

Anthropic launched Cowork, a Claude Code-style agent for non-coders, built in about 10 days. It's a Claude Max-only preview, priced at $100-200 a month.

Dev ToolsJul 13, 20268 min read

How to Secure an MCP Server: Lessons From a Jira Build

A backend engineer hardened a Jira/Confluence MCP server for Claude and found the security code outgrew the integration. Five decisions mattered most.

AI ModelsJul 13, 20266 min read

Claude Reflect: Useful Analytics or a Retention Play?

Anthropic's Reflect dashboard turns your Claude usage into charts and nudges. Is it genuine self-improvement tooling, or a clever retention mechanism?

Dev ToolsJul 13, 20266 min read

Claude Basecamp: One npx Command Keeps Tests Green

An open-source npx tool applies Kubernetes' declare-and-reconcile pattern to your codebase, keeping tests green and dependencies current automatically.

InfrastructureJul 13, 20266 min read

AMD ROCm Skills Were Zero on skills.sh. NVIDIA Had 428

One developer counted 428+ agent skills for NVIDIA on skills.sh and zero for AMD ROCm, then built the first open-source pack of 10 — plus a multi-GPU trick.

AI ModelsJul 13, 20266 min read

Anthropic's J-Lens Peeks Inside Claude Before It Answers

Anthropic's new J-lens tool exposed a hidden 'J-space' inside Claude Opus 4.6 — including the moment researchers say the model decided to fake a bug fix.

InfrastructureJul 13, 20266 min read

How to Monetize an MCP Server With x402 Micropayments

A developer turned the useless HTTP 402 status code into a working pay-per-call system for an MCP tool server, using USDC on Base instead of subscriptions.

InfrastructureJul 13, 20266 min read

How to Give AI Agents Live GPU Metrics on OKE, No Prometheus

Your AI coding agent can read logs and pod status on Oracle Kubernetes Engine, but GPU utilization stays invisible. Here's how to fix that without Prometheus.

AgentsJul 13, 20267 min read

How to Make an MCP Server Read-Only by Construction, Not Prompt

A Redis job-queue MCP server proves 'read-only' in a system prompt is just documentation. Real enforcement means registration logic and ACLs, not vibes.