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eagerspark

API costs and LLMs. Backend engineer. Tinkering with AI agents. Coffee-powered.

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I Tested DeepSeek, Qwen, Kimi And GLM Heres The Real Winner

I Tested DeepSeek, Qwen, Kimi And GLM Heres The Real Winner

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7 min read
I Cut My AI API Bill by 97.5% — Here's What Actually Works

I Cut My AI API Bill by 97.5% — Here's What Actually Works

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8 min read
How I Cut Multimodal AI Costs by 98% — A 2026 Guide

How I Cut Multimodal AI Costs by 98% — A 2026 Guide

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8 min read
Cutting OpenAI Costs From Scratch: What Nobody Tells You

Cutting OpenAI Costs From Scratch: What Nobody Tells You

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9 min read
I Tried Self-Hosting AI Models and Here's What Happened

I Tried Self-Hosting AI Models and Here's What Happened

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7 min read
I Spent Two Weeks Testing China's Top AI Models — Here's What I Found

I Spent Two Weeks Testing China's Top AI Models — Here's What I Found

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7 min read
I Spent a Week Comparing DeepSeek, Qwen, Kimi, and GLM

I Spent a Week Comparing DeepSeek, Qwen, Kimi, and GLM

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7 min read
Deploying Chinese LLMs at Scale: DeepSeek, Qwen, Kimi, GLM Tested

Deploying Chinese LLMs at Scale: DeepSeek, Qwen, Kimi, GLM Tested

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7 min read
How I Cut My AI Bill in Half — An Open Source Guide for 2026

How I Cut My AI Bill in Half — An Open Source Guide for 2026

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8 min read
Line AI Chatbot In Production: A CTO's Honest Breakdown

Line AI Chatbot In Production: A CTO's Honest Breakdown

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7 min read
I Wish I'd Switched to WeChat AI Bot Sooner — Full Breakdown

I Wish I'd Switched to WeChat AI Bot Sooner — Full Breakdown

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8 min read
How I Stopped Burning Cash on Token Limits — A CTO's Field Notes

How I Stopped Burning Cash on Token Limits — A CTO's Field Notes

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7 min read
My OpenAI To Claude Migration: A Cloud Architect's Notes

My OpenAI To Claude Migration: A Cloud Architect's Notes

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7 min read
From Zero to Production: NestJS Meets DeepSeek the Smart Way

From Zero to Production: NestJS Meets DeepSeek the Smart Way

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8 min read
I Wish I Knew This AI Data Analyst Trick Sooner — Full Breakdown

I Wish I Knew This AI Data Analyst Trick Sooner — Full Breakdown

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6 min read
I Cut My AI Legal Doc Review Bill 65% — Here's My Stack

I Cut My AI Legal Doc Review Bill 65% — Here's My Stack

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8 min read
Quick Tip: Save 65% Migrating LangChain to DeepSeek in 2026

Quick Tip: Save 65% Migrating LangChain to DeepSeek in 2026

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7 min read
I Tested 184 Free AI APIs — A Data Scientist's Tier Breakdown

I Tested 184 Free AI APIs — A Data Scientist's Tier Breakdown

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8 min read
Ditching the Walled Garden: How I Cut AI Costs in Half

Ditching the Walled Garden: How I Cut AI Costs in Half

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8 min read
How I Cut Our LLM Bill 65% Using DeepSeek V4 in Django

How I Cut Our LLM Bill 65% Using DeepSeek V4 in Django

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7 min read
Ditching The Walled Garden: AI Speech To Text From Scratch

Ditching The Walled Garden: AI Speech To Text From Scratch

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9 min read
My Open Source AI Agent Data Analysis Setup That Actually Works

My Open Source AI Agent Data Analysis Setup That Actually Works

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8 min read
I Cut My AI API Bill by 60% — Here's the Math for Freelancers

I Cut My AI API Bill by 60% — Here's the Math for Freelancers

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8 min read
Cloud Architect's 2026 Guide to Cheaper, Faster LLM Inference

Cloud Architect's 2026 Guide to Cheaper, Faster LLM Inference

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8 min read
Cutting My AI Bill by 60%: A Freelancer's Context Window Diary

Cutting My AI Bill by 60%: A Freelancer's Context Window Diary

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7 min read
How I Built a Telegram AI Bot That Saved Me Thousands

How I Built a Telegram AI Bot That Saved Me Thousands

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7 min read
Let Me Show You: DeepSeek V4 Setup in Just 10 Minutes

Let Me Show You: DeepSeek V4 Setup in Just 10 Minutes

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8 min read
I Ran the Numbers on 184 Models So You Don't Have To: An AI Education...

I Ran the Numbers on 184 Models So You Don't Have To: An AI Education...

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8 min read
How I Cut My Medical AI Costs 65% — A 2026 Savings Guide

How I Cut My Medical AI Costs 65% — A 2026 Savings Guide

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7 min read
I Spent a Week Comparing Multimodal AI APIs — Here's What I Found

I Spent a Week Comparing Multimodal AI APIs — Here's What I Found

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7 min read
The Developer's Guide to Building AI Document Q&A Systems

The Developer's Guide to Building AI Document Q&A Systems

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8 min read
I Tested DeepSeek V4 and V4 Flash Side by Side — Here's the Truth

I Tested DeepSeek V4 and V4 Flash Side by Side — Here's the Truth

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7 min read
Fixing AI API Timeouts: What 184 Models Taught Me About Reliability

Fixing AI API Timeouts: What 184 Models Taught Me About Reliability

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7 min read
How I Cut LLM Costs in Half — A Backend Engineer's 2026 Guide

How I Cut LLM Costs in Half — A Backend Engineer's 2026 Guide

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7 min read
How I Stopped Self-Hosting LLMs — A Backend Engineer's Notes

How I Stopped Self-Hosting LLMs — A Backend Engineer's Notes

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7 min read
Designing for p99: ERNIE Vs Qwen in Real Production Workloads

Designing for p99: ERNIE Vs Qwen in Real Production Workloads

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6 min read
Stop Guessing: Real Data Comparing DeepSeek and Qwen 3 Max

Stop Guessing: Real Data Comparing DeepSeek and Qwen 3 Max

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8 min read
I Ran DeepSeek V4 and Gemini 2.0 Pro Head-to-Head for a Month

I Ran DeepSeek V4 and Gemini 2.0 Pro Head-to-Head for a Month

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6 min read
I Migrated Our Stack to Chinese LLMs: A Cloud Architect's Notes

I Migrated Our Stack to Chinese LLMs: A Cloud Architect's Notes

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6 min read
I Tested Every Cheap AI API in 2026 — Here's the Real Winner

I Tested Every Cheap AI API in 2026 — Here's the Real Winner

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7 min read
A Bootcamp Grad's Crash Course in AI Token Pricing

A Bootcamp Grad's Crash Course in AI Token Pricing

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9 min read
Stop Guessing: Real Data Comparing Mistral and Llama 3

Stop Guessing: Real Data Comparing Mistral and Llama 3

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7 min read
How I Cut Client AI Bills by 60% Using DeepSeek Through Spring Boot

How I Cut Client AI Bills by 60% Using DeepSeek Through Spring Boot

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7 min read
I Wish I'd Stress-Tested DeepSeek Sooner — Here's the Full Breakdown

I Wish I'd Stress-Tested DeepSeek Sooner — Here's the Full Breakdown

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8 min read
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