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Euntae Jangleft a comment
Hey Product Hunt! 👋 I'm Eun, a solo founder building POTAL. The problem: if you sell products internationally, calculating import costs is painful. Every country has different duty rates, VAT rules, de minimis thresholds, and trade agreements. Most sellers guess — and get it wrong. Existing solutions cost $1,500+/month (Avalara) or $2/order (Zonos), and still only cover ~190 countries. So I...

POTAL140 cross-border trade features. All free, forever.
Euntae Jangleft a comment
Hi Product Hunt! I'm Euntae, solo founder of POTAL. I built this because existing landed cost APIs (Avalara, Zonos) charge $1,500+/mo and still get HS codes wrong 15-25% of the time. POTAL uses 9-field classification on 131,794 real government tariff lines — no AI guessing. The result: 100% accuracy at $0 to start. Try it at potal.app — no signup needed. Would love your feedback!

POTAL140 cross-border trade features. All free, forever.
We benchmarked every feature from the top competitors (Avalara $1,500/mo, Zonos $4,000/mo, Global-e, Easyship) and made them all free. 140 features: HS Code classification (240 countries), Total Landed Cost, 1M+ duty rate records, VAT/GST, 63 FTAs, denied party screening, Shopify/WooCommerce/BigCommerce plugins, REST API, MCP server, 50 languages. Free for everyone — from small sellers to enterprise. Just use it.

POTAL140 cross-border trade features. All free, forever.
POTAL is the Total Landed Cost API for cross-border commerce. Calculate import duties, VAT/GST, and customs fees for 181+ countries in milliseconds. REST API, Shopify app, and AI agent integrations (GPT, Claude, Gemini). Free tier included. Built by a solo founder with AI.

POTALInstant duty & tax API for global sellers
Euntae Jangleft a comment
Hi Product Hunt! 👋 I'm Euntae, a solo founder who built POTAL entirely with AI (Claude + vibe coding) in about 5 weeks. The problem: Cross-border e-commerce is a $1.2T market growing to $9T+ by 2033. But 48% of shoppers abandon carts because of unexpected duties and taxes at checkout. Sellers lose sales because they can't show the true cost upfront. Why existing solutions fall short: Enterprise...

POTALInstant duty & tax API for global sellers
