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📰 Dev.to · Rumblingb

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All Articles 169,793 Blog Posts 161,029 Tech Tutorials 45,107 Research Papers 33,047 News 21,603 ⚡ AI Lessons

Stop Paying for Email Verification APIs — A Zero-Cost DNS Approach

Dev.to · Rumblingb 📣 Digital Marketing & Growth ⚡ AI Lesson 3mo ago

Stop Paying for Email Verification APIs — A Zero-Cost DNS Approach

Stop Paying for Email Verification APIs — A Zero-Cost DNS Approach Most email verification...

Building a Distributed Agent Fabric in Rust: Lessons from Cord’s Architecture

Dev.to · Rumblingb 💻 AI-Assisted Coding 3mo ago

Building a Distributed Agent Fabric in Rust: Lessons from Cord’s Architecture

Building a distributed agent system that talks to multiple MCP servers without imploding under...

Cord for Agent Discovery: Why Semantic Search Beats Traditional Service Discovery

Dev.to · Rumblingb 🤖 AI Agents & Automation ⚡ AI Lesson 3mo ago

Cord for Agent Discovery: Why Semantic Search Beats Traditional Service Discovery

You've got a dozen MCP servers running across your homelab, cloud VMs, and a colleague's dev machine....

I Built an Email Verification API That Costs $0 to Run

Dev.to · Rumblingb 🔧 Backend Engineering ⚡ AI Lesson 3mo ago

I Built an Email Verification API That Costs $0 to Run

Last week I shipped an MCP server that validates email addresses. No third-party APIs. No per-request...

We Fixed All Our MCP Servers: Here's What Broke and How

Dev.to · Rumblingb ☁️ DevOps & Cloud ⚡ AI Lesson 3mo ago

We Fixed All Our MCP Servers: Here's What Broke and How

Last week, we did something we should have done months ago: a full QA audit of our MCP server...