Steve ☕️ @stevendcoffey
API things @openai. Former founder, lifelong builder | 〽️ Go blue stevendcoffey.com San Francisco, CA Joined May 2011-
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Who said we never take products out of beta??
Who said we never take products out of beta??
The Assistants API was the first product I worked on at OpenAI. It was a bold experiment in building stateful agentic applications and I’m very grateful for everyone who used it and gave us feedback!
The Assistants API was the first product I worked on at OpenAI. It was a bold experiment in building stateful agentic applications and I’m very grateful for everyone who used it and gave us feedback!
you just love to see it
Fun Fact: Responses API was built specifically for a world where models would be doing complex tasks with many tool calls – glad to hear the folks at @augmentcode are getting the most out of it!
Fun Fact: Responses API was built specifically for a world where models would be doing complex tasks with many tool calls – glad to hear the folks at @augmentcode are getting the most out of it!
This is why we do it. This is why we get up in the morning
This is why we do it. This is why we get up in the morning
I spend my weekend debugging perf so you can keep vibecoding B2B saas 🫡
I spend my weekend debugging perf so you can keep vibecoding B2B saas 🫡
🚀Really excited for GPT-5!! If you’re building with it, try our new prompt optimizer — it helps you tailor your prompts for the model
🚀Really excited for GPT-5!! If you’re building with it, try our new prompt optimizer — it helps you tailor your prompts for the model
GPT-5 is so cheap • GPT-5 $1.25/m input — $10/m output → Cheaper than Claude Sonnet • GPT-5-mini $0.25/m input — $2/m output → Cheaper than Flash • GPT-5-nano $0.05/m input — $0.40/m output → Cheaper than Flash-lite All with 90% cache discount
big if true (it's true)
I see some confusion on here about the size of this week. It will be very large. Big. Humungous even
i spend so much time handcrafting the interface for my swift responses api library because i feel like interacting with ai ought to be beautiful it's a few lines of code that let you access literal magic, it should feel like casting a spell
i spend so much time handcrafting the interface for my swift responses api library because i feel like interacting with ai ought to be beautiful it's a few lines of code that let you access literal magic, it should feel like casting a spell

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