Karan Goyal

Blog & Insights

Thoughts on Shopify development, AI tools, and building better web experiences. Tips and tutorials from real project experience.

Claude Fable 5 and Mythos 5 Access Suspended: My Honest Take
Generative AI
-8 min read

Claude Fable 5 and Mythos 5 Access Suspended: My Honest Take

Anthropic suspended Claude Fable 5 and Mythos 5 after a US government directive. My take on the sudden cutoff, security argument, foreign national rule, and trust problem.

#Claude Fable 5#Claude Mythos 5#Anthropic
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Claude Fable 5 and Mythos 5: Is the Model Everyone Feared Actually Worth the Hype?
Generative AI
-9 min read

Claude Fable 5 and Mythos 5: Is the Model Everyone Feared Actually Worth the Hype?

Mythos was the model Anthropic kept locked up because it was too capable to hand out. Now there's a public version — Fable 5. I dug through the benchmarks, the price, and the fine print to see if the

#Claude Fable 5#Claude Mythos 5#Anthropic
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Claude Design Uses Your Plan, Not a Separate Bucket
Generative AI
-6 min read

Claude Design Uses Your Plan, Not a Separate Bucket

Claude Design uses your normal Claude plan limits, not a separate monthly design bucket. Here is what I noticed in real usage and Anthropic says officially.

#Claude Design#Anthropic#Claude
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How I Built an OpenAI-Approved ChatGPT App for Custom Gifts
Generative AI
-8 min read

How I Built an OpenAI-Approved ChatGPT App for Custom Gifts

I built Stars In Hands Gift Studio, an OpenAI-approved ChatGPT app for custom gifts. Here is what I learned building an AI app for eCommerce.

#OpenAI Apps#ChatGPT Apps#eCommerce AI
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Claude Opus 4.8 Developer Guide: Dynamic Workflows, Fast Mode, and Migration Notes
Generative AI
-9 min read

Claude Opus 4.8 Developer Guide: Dynamic Workflows, Fast Mode, and Migration Notes

Claude Opus 4.8 is live. This developer guide covers dynamic workflows in Claude Code, fast mode, effort control, 1M context, prompt caching, and API migration notes.

#Claude Opus 4.8#Claude Code#Anthropic
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Why I Moved From Claude Code to Codex for Daily Development
Generative AI
-10 min read

Why I Moved From Claude Code to Codex for Daily Development

A practical developer note on moving most daily coding work from Claude Code to Codex: speed, context, writing, images, ChatGPT Pro features, and where Claude still fits.

#Codex#Claude Code#ChatGPT
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Reprint Vault Shopify App: One-Click Order Reprints for Replacement Orders
Shopify Development
-8 min read

Reprint Vault Shopify App: One-Click Order Reprints for Replacement Orders

A practical look at Reprint Vault, my Shopify App Store app for creating $0 reprint and replacement orders while preserving line items, customer details, shipping addresses, and order history.

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ExemptSync Shopify App: Tax Exempt Certificate Manager for B2B Stores
Shopify Development
-8 min read

ExemptSync Shopify App: Tax Exempt Certificate Manager for B2B Stores

A practical look at ExemptSync, my Shopify App Store app for collecting tax exemption certificates, reviewing uploads, syncing customer tax-exempt status, and keeping B2B certificate records organized

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Starmap Shopify App: A Custom Star Map Product Customizer for Gift Stores
Shopify Development
-8 min read

Starmap Shopify App: A Custom Star Map Product Customizer for Gift Stores

A practical look at Starmap, my Shopify App Store app for selling custom star map posters with live preview, design controls, translations, and fulfillment-ready order data.

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