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Application Programming Interface

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We diffed two real Stripe API specs. 679 changes, 16 breaking. Here's what breaks your code.

We diffed two real Stripe API specs. 679 changes, 16 breaking. Here's what breaks your code.

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3 min read
The example is the schema: extracting Japanese qualified invoices to JSON

The example is the schema: extracting Japanese qualified invoices to JSON

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5 min read
The Middleware Bug That Took Down Our API (Twice)

The Middleware Bug That Took Down Our API (Twice)

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2 min read
API Fixture Pattern for Email Regression Checks

API Fixture Pattern for Email Regression Checks

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4 min read
Telegram has ~1 billion users and no read API — so I built one in a day (Day 5 of 60)

Telegram has ~1 billion users and no read API — so I built one in a day (Day 5 of 60)

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3 min read
Building a Cross-Platform Trend Discovery Tool with MintAPI

Building a Cross-Platform Trend Discovery Tool with MintAPI

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8 min read
How to Add Fade In and Fade Out to Video with FFmpeg

How to Add Fade In and Fade Out to Video with FFmpeg

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3 min read
How to Backtest a Trading Strategy with Python and EODHD API

How to Backtest a Trading Strategy with Python and EODHD API

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8 min read
How I Pick the Cheapest AI Coding Model for Client Work

How I Pick the Cheapest AI Coding Model for Client Work

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8 min read
How to Track Startup Funding Rounds Programmatically (Without Losing Your Mind)

How to Track Startup Funding Rounds Programmatically (Without Losing Your Mind)

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3 min read
REST vs GraphQL vs WebSockets: Which Should You Use?

REST vs GraphQL vs WebSockets: Which Should You Use?

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5 min read
Dead-Letter Queues for Webhooks: Safe Replay, Idempotency, and Monitoring

Dead-Letter Queues for Webhooks: Safe Replay, Idempotency, and Monitoring

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5 min read
Your AI API fallback is hiding your real bill

Your AI API fallback is hiding your real bill

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3 min read
Unlocking the Power of Open-Weight LLMs: A Developer's Guide to API Integration

Unlocking the Power of Open-Weight LLMs: A Developer's Guide to API Integration

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4 min read
OpenAI's Assistants API shuts down August 26 — but the silent failures hit weeks earlier, when you migrate

OpenAI's Assistants API shuts down August 26 — but the silent failures hit weeks earlier, when you migrate

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5 min read
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