Luke Oliff · Blog
Writing.
Original posts, published first on this site. Imported posts live in the archive.
SearchAI (34)Announcement (1)API (25)API Design (14)Career (5)Community (1)Developer Experience (48)Engineering (118)Fun (1)Funding (3)Git (6)GitHub (1)Industry (23)Latency (2)MCP (1)News (12)Open letter (2)Open Source (12)Open Weights (2)OpenAI (1)Opinion (22)Politics (1)Release (1)Security (8)Speech-to-Speech (2)Speech-to-Text (9)Streaming (4)TIL (102)TTS (30)Voice Agents (7)Voice AI (73)
220 posts
2026
What 79 TIL posts taught me about developer contentOriginalSix and a half years of publishing a TIL every month taught me about consistency and developer education in a way no course ever could.Developer Experience
Inside the Streaming Cascade Powering Voice AIOriginalReal-time voice agents chain three models over streaming connections. Here's how the cascade architecture works and where every millisecond goes.Voice AI
TIL: pv shows you what is flowing through your pipesOriginalpv (Pipe Viewer) sits between two commands in a pipeline and reports how fast data is moving. It is a progress bar for pipes.TIL
AI's Release Cadence Is Now a Developer ProblemOriginalThree frontier models in two weeks. The release cadence creates evaluation churn, integration instability, and fatigue for developers building on AI.AI
Sunday roundup: two posts, a fresh startOriginalTwo posts from the first weekend of daily writing on lukeocodes.dev. Terminal STT streaming, WebSocket audio patterns, and GPT-5.4-Cyber.Developer Experience
Five WebSocket patterns for real-time audio streamingOriginalStreaming audio WebSockets need reconnect logic, backpressure, heartbeats, and graceful shutdown. Five patterns covering the full connection lifecycle.Engineering
Friday fun: live speech to text from the terminalOriginalrec captures mic audio, websocat streams it to a WebSocket STT API, and the terminal shows the transcript in real time. No GUI needed.TIL
SDKs for Streaming APIs Are DifferentOriginalREST SDK patterns stop working when your API never closes the connection. Streaming audio needs reconnect logic, backpressure, and graceful shutdown baked in from day one.Engineering
TIL: Comparing Files Side By Side With diff -yOriginaldiff -y prints two files side by side with differences highlighted. Spot what changed in a config file without looking at two separate tabs.TIL
TIL: Testing Network Latency With ping Custom Payload SizesOriginalping -s sends packets larger than the default 56 bytes. Test how your connection handles audio-sized payloads before blaming the API.TIL