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⚡ AI Lessons

Dev.to · Alex Chen
9h ago
A Backend Engineer's Field Notes on Cheap AI APIs in 2026
A Backend Engineer's Field Notes on Cheap AI APIs in 2026 Last quarter, my team's LLM bill crossed...

Dev.to · Alex Chen
💻 AI-Assisted Coding
⚡ AI Lesson
4d ago
I Spent $40K Testing Every AI Coding Model So You Don't Have To
I Spent $40K Testing Every AI Coding Model So You Don't Have To Last quarter, our 12-person...

Dev.to · Alex Chen
🛠️ AI Tools & Apps
⚡ AI Lesson
4d ago
I Ditched GPT-4o and Saved $487.50/Month Doing It
I Ditched GPT-4o and Saved $487.50/Month Doing It I want to walk you through the dumbest mistake I...

Dev.to · Alex Chen
🤖 AI Agents & Automation
⚡ AI Lesson
4d ago
Enterprise vs Startup AI APIs: A Backend Engineer's Take
Enterprise vs Startup AI APIs: A Backend Engineer's Take I've shipped LLM features for both a...

Dev.to · Alex Chen
💻 AI-Assisted Coding
⚡ AI Lesson
5d ago
I Tested 10 Coding AI Models Through Multi-Region Failover Scenarios
I Tested 10 Coding AI Models Through Multi-Region Failover Scenarios Three months ago I migrated our...

Dev.to · Alex Chen
🧠 Large Language Models
⚡ AI Lesson
5d ago
How I Cut My LLM API Bill by 40x: A Freelancer's Migration Story
How I Cut My LLM API Bill by 40x: A Freelancer's Migration Story Last month I almost choked on my...

Dev.to · Alex Chen
⚡ AI Lesson
5d ago
Why I Ditched Vendor Lock-In: An Open Source Dev's Take on AI API Strategy
Why I Ditched Vendor Lock-In: An Open Source Dev's Take on AI API Strategy Look, I've been writing...

Dev.to · Alex Chen
📣 Digital Marketing & Growth
⚡ AI Lesson
6d ago
Stop Guessing: Real Numbers on Enterprise vs Startup AI API Costs
Stop Guessing: Real Numbers on Enterprise vs Startup AI API Costs I'll be honest — I used to be that...

Dev.to · Alex Chen
🤖 AI Agents & Automation
⚡ AI Lesson
1w ago
From MVP to Enterprise: Architecting AI APIs That Don't Fail at 3AM
From MVP to Enterprise: Architecting AI APIs That Don't Fail at 3AM I've been on-call for enough...

Dev.to · Alex Chen
🛠️ AI Tools & Apps
⚡ AI Lesson
1w ago
I Cut My AI Bill by 96% — Here's My Exact Migration Playbook
I Cut My AI Bill by 96% — Here's My Exact Migration Playbook Okay, I have to tell you about the...

Dev.to · Alex Chen
🤖 AI Agents & Automation
⚡ AI Lesson
1w ago
Why I Stopped Giving My Money to AI Walled Gardens
Why I Stopped Giving My Money to AI Walled Gardens A few months ago I was sitting in a coffee shop,...

Dev.to · Alex Chen
🛠️ AI Tools & Apps
⚡ AI Lesson
2w ago
I Ran DeepSeek, Qwen, Kimi, and GLM Through Real Client Work
I Ran DeepSeek, Qwen, Kimi, and GLM Through Real Client Work Last Tuesday I had a problem. A client...

Dev.to · Alex Chen
🛠️ AI Tools & Apps
⚡ AI Lesson
2w ago
I Cut My AI Bill From $400 To $28 — Freelancer Breakdown
I Cut My AI Bill From $400 To $28 — Freelancer Breakdown Last March I opened my API dashboard and...

Dev.to · Alex Chen
2w ago
I Tracked Every API Dollar Across 184 Models: Here's The Data
I Tracked Every API Dollar Across 184 Models: Here's The Data I keep a spreadsheet. It's...

Dev.to · Alex Chen
🛠️ AI Tools & Apps
⚡ AI Lesson
2w ago
How to Use DeepSeek Models Without a Chinese Phone Number — A Guide for Non-Chinese Developers
You've heard DeepSeek is cheap and performs well. You go to platform.deepseek.com to sign up. Step...

Dev.to · Alex Chen
3w ago
Bootcamp Grad's DeepSeek V4 Flash Review: Two Weeks of Testing
Bootcamp Grad's DeepSeek V4 Flash Review: Two Weeks of Testing Okay, so I need to tell you about...

Dev.to · Alex Chen
🛠️ AI Tools & Apps
⚡ AI Lesson
3w ago
Quick Tip: I Speed-Tested 15 AI APIs So You Don't Have To
Quick Tip: I Speed-Tested 15 AI APIs So You Don't Have To Okay so I have to be honest with you....

Dev.to · Alex Chen
🧠 Large Language Models
⚡ AI Lesson
3w ago
How I Cut AI API Costs by 65% — A Freelance Dev's 2026 Guide
How I Cut AI API Costs by 65% — A Freelance Dev's 2026 Guide Three months ago I opened my monthly...

Dev.to · Alex Chen
3w ago
The Developer's Guide to AI Code Review Tools That Don't Lock You In
Here's the thing: the Developer's Guide to AI Code Review Tools That Don't Lock You In I used to...

Dev.to · Alex Chen
🧠 Large Language Models
⚡ AI Lesson
3w ago
Running Chinese LLMs at Scale: A Cloud Architect's Notes
Running Chinese LLMs at Scale: A Cloud Architect's Notes I want to talk about something I've been...

Dev.to · Alex Chen
🧠 Large Language Models
⚡ AI Lesson
4w ago
I Cut My LLM Bill 90% By Reading the Fine Print on Tokens
I Cut My LLM Bill 90% By Reading the Fine Print on Tokens Last quarter, my team's LLM invoice came...

Dev.to · Alex Chen
⚡ AI Lesson
4w ago
How I Fixed Bugs in 30+ Open Source Projects (And What I Learned)
How I Fixed Bugs in 30+ Open Source Projects (And What I Learned) Over the past few...

Dev.to · Alex Chen
🖌️ UI/UX Design
⚡ AI Lesson
4w ago
CSS Animations & Transitions: A Visual Guide (2026)
CSS Animations & Transitions: A Visual Guide (2026) CSS animations and transitions are...

Dev.to · Alex Chen
🔐 Cybersecurity
⚡ AI Lesson
4w ago
Web Security: OWASP Top 10 — Practical Defense Guide (2026)
Web Security: OWASP Top 10 — Practical Defense Guide (2026) Security vulnerabilities...
DeepCamp AI