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eagerspark

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

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I Wish I Knew About These OpenAI Alternatives Sooner

I Wish I Knew About These OpenAI Alternatives Sooner

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10 min read
Why I Stopped Paying the Walled Garden Tax for AI Coding Tools

Why I Stopped Paying the Walled Garden Tax for AI Coding Tools

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8 min read
I Saved $48,750 on AI APIs Last Year. Here's the Cost Breakdown Nobody...

I Saved $48,750 on AI APIs Last Year. Here's the Cost Breakdown Nobody...

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9 min read
Enterprise vs Startup AI APIs: A 90-Day Data-Driven Comparison

Enterprise vs Startup AI APIs: A 90-Day Data-Driven Comparison

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7 min read
DeepSeek vs Qwen vs Kimi vs GLM: An Architect's 2026 Breakdown

DeepSeek vs Qwen vs Kimi vs GLM: An Architect's 2026 Breakdown

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7 min read
How I Cut My AI API Costs by 95% — An Indie Hacker's Guide

How I Cut My AI API Costs by 95% — An Indie Hacker's Guide

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6 min read
**Startup AI API vs Enterprise AI API: My Honest Take on What Actually Works

**Startup AI API vs Enterprise AI API: My Honest Take on What Actually Works

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10 min read
Stop Guessing: Real Data Comparing Enterprise and Startup AI API Costs

Stop Guessing: Real Data Comparing Enterprise and Startup AI API Costs

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8 min read
Cutting AI API Bills From Scratch: What Nobody Tells You

Cutting AI API Bills From Scratch: What Nobody Tells You

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8 min read
I Tried Enterprise AI APIs as an Indie Hacker: Here's What Happened

I Tried Enterprise AI APIs as an Indie Hacker: Here's What Happened

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7 min read
I Wish I Knew Multimodal AI Was This Cheap — Here's the Full Breakdown

I Wish I Knew Multimodal AI Was This Cheap — Here's the Full Breakdown

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6 min read
I Ran the Numbers on Open-Source AI APIs vs GPUs — Here's the Verdict

I Ran the Numbers on Open-Source AI APIs vs GPUs — Here's the Verdict

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7 min read
I Cut My AI Bill by 97% — Here's Exactly How I Did It

I Cut My AI Bill by 97% — Here's Exactly How I Did It

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6 min read
) or special tokens () in your output. Start directly with the title."

) or special tokens () in your output. Start directly with the title."

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8 min read
Our Multimodal API Stack: Pricing, Tests, and Tradeoffs

Our Multimodal API Stack: Pricing, Tests, and Tradeoffs

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8 min read
Why I Stopped Recommending Direct Provider APIs to My Engineering Team

Why I Stopped Recommending Direct Provider APIs to My Engineering Team

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8 min read
DeepSeek vs Qwen vs Kimi vs GLM: Which AI API Actually Wins?

DeepSeek vs Qwen vs Kimi vs GLM: Which AI API Actually Wins?

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7 min read
I Wish I Knew These AI Coding Models Sooner — Full Breakdown

I Wish I Knew These AI Coding Models Sooner — Full Breakdown

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7 min read
I Spent Two Weeks Benchmarking AI APIs So You Don't Have To

I Spent Two Weeks Benchmarking AI APIs So You Don't Have To

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7 min read
I Spent 30 Days Pitting DeepSeek Against Qwen, Kimi, and GLM

I Spent 30 Days Pitting DeepSeek Against Qwen, Kimi, and GLM

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8 min read
Escaping Vendor Lock-In: My 40x Cheaper AI Migration

Escaping Vendor Lock-In: My 40x Cheaper AI Migration

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9 min read
Startup or Enterprise AI API? My 30 Days of Real Testing

Startup or Enterprise AI API? My 30 Days of Real Testing

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8 min read
My $47 Deep Dive Into China's AI Models: The Surprising Winner

My $47 Deep Dive Into China's AI Models: The Surprising Winner

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8 min read
I Ran 10 Coding AIs Through Real Client Work — Here's the Bill

I Ran 10 Coding AIs Through Real Client Work — Here's the Bill

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7 min read
I Spent Weeks Testing Multimodal AI APIs — Here's the Truth

I Spent Weeks Testing Multimodal AI APIs — Here's the Truth

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9 min read
How I Cut Our AI API Bill by 95% — A CTO's Field Notes

How I Cut Our AI API Bill by 95% — A CTO's Field Notes

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8 min read
I Cut My LLM Bill 40x and Rewrote Nothing: A CTO's Migration Story

I Cut My LLM Bill 40x and Rewrote Nothing: A CTO's Migration Story

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9 min read
How I Slashed Our LLM Costs 40x While Keeping p99 Latency Flat

How I Slashed Our LLM Costs 40x While Keeping p99 Latency Flat

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8 min read
I Ran the Numbers: Startup AI APIs vs Enterprise Solutions

I Ran the Numbers: Startup AI APIs vs Enterprise Solutions

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9 min read
I Cut My AI Bill 97.5% in One Afternoon — And You Can Too

I Cut My AI Bill 97.5% in One Afternoon — And You Can Too

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7 min read
AI Coding Models From Scratch: What Nobody Tells Freelancers

AI Coding Models From Scratch: What Nobody Tells Freelancers

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7 min read
Choosing Between Chinese LLMs: My Real-World Benchmark Results

Choosing Between Chinese LLMs: My Real-World Benchmark Results

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7 min read
The Developer's Guide to Stopping Your AI API Bill From Bleeding Cash

The Developer's Guide to Stopping Your AI API Bill From Bleeding Cash

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7 min read
I Cut My AI API Bill by 95% — Here's What Actually Worked

I Cut My AI API Bill by 95% — Here's What Actually Worked

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7 min read
I Stress-Tested 4 Chinese LLMs in Production — Here's What Won

I Stress-Tested 4 Chinese LLMs in Production — Here's What Won

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9 min read
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
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