$cat /journal --page 8
Notes from the studio.
Practical writing on storefronts, systems, and the products we ship for merchants.
Showing 85–96 of 133 articles · page 8 of 12
Oct 1, 2026 · Ahmed
OpenAI Now Splits Rate Limits From Server Overload
- Automation & AI
- Integrations & APIs
OpenAI's API now separates slow_down 429s from server_is_overloaded 503s — and automation pipelines that treat them the same waste retries or get throttled.
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Oct 1, 2026 · Muhammad Rehan
Shopify's Collection.sources Model: The Silent Break for Sync Tools
- Integrations & APIs
Shopify's 2026-07 Collection.sources model doesn't error on old API versions — it just hides collections from your queries. Here's what to check.
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Oct 1, 2026 · Muhammad Umar
Shopify's New HTML Streaming: The Theme Eligibility Rule
- SEO & Performance
- Storefront Engineering
Shopify now streams storefront head markup before the page finishes rendering, cutting TTFB platform-wide — eligibility depends on one Liquid syntax rule.
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Sep 30, 2026 · Muhammad Rehan
Shopify's Checkout and Accounts Configuration API, Mapped
- Enterprise & Shopify Plus
- Integrations & APIs
Shopify's new Checkout and Accounts Configuration API replaces checkoutBrandingUpsert — here's exactly what maps where.
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Sep 30, 2026 · Ahmed
Shopify's Fulfillment Constraints Fail Open, Not Closed
- Operations & Fulfillment
- Apps & Product Engineering
Shopify's Fulfillment Constraints Function API blocks split shipments at checkout — but its own reference code fails open, not closed.
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Sep 30, 2026 · Muhammad Umar
Stripe Now Lets Platforms Shift Express Account Losses
- Payments & Marketplaces
Stripe unblocked a configuration letting Express connected accounts shift both pricing and negative-balance liability to Stripe.
Read articleSep 29, 2026 · Ahmed
Shopify's Dev Dashboard Now Shows Custom Apps' Webhook Health
- Apps & Product Engineering
Shopify extended Dev Dashboard health monitoring to custom apps on Sept 25. Here are the concrete failure-rate and response-time numbers worth alerting on.
Read articleSep 29, 2026 · Muhammad Rehan
Shopify Cut Events Query Budgets to 100 Points — Redesign, Don't Trim
- Integrations & APIs
Shopify's Events system cut its query complexity limit from 250 to 100 points. The fix isn't a smaller query — it's splitting one subscription into several.
Read articleSep 29, 2026 · Muhammad Umar
Soft Navigations Arrive in Chrome: What Changes for SPA Storefronts
- SEO & Performance
- Storefront Engineering
Chrome 151-154 finally measure Core Web Vitals across client-side transitions in SPA storefronts. Here's what changed, and what's still unresolved.
Read articleSep 28, 2026 · Muhammad Umar
Stripe's Automatic Transfer Rules for Connect Payouts
- Payments & Marketplaces
Stripe's May 2026 release lets platforms route a connected account's payout balance into a Financial Account automatically, no manual sweep required.
Read articleSep 28, 2026 · Ahmed
How OpenAI's Tool Search Defers Tool Definitions at Runtime
- Automation & AI
OpenAI's tool_search lets agents load only the function definitions they need at runtime, instead of every tool up front.
Read articleSep 28, 2026 · Muhammad Rehan
Shopify's B2B Rollout: What's Universal vs. Plus-Only Now
- Enterprise & Shopify Plus
Shopify's April 2026 update put core B2B tools on every plan. Here's the exact line where Plus-exclusive features still start.
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