Carlos Martínez Barriga
Founder & CEO at Epinium
Carlos Martínez has over 10 years of entrepreneurial experience developing exclusive solutions for brands and manufacturers, placing Agentic Artificial Intelligence at the core of his value proposition. His comprehensive ecosystem for scaling global businesses is completed by firms such as Roicos, Datali Group, and Accountali, and he actively fosters the industry's community by organizing the FBAshow event and sharing insights on the Retail Forward Podcast.
522 articles · Writing since 2018
Areas of expertise
- Amazon PPC
- Amazon SEO
- Amazon advertising
- Retail media
- Marketplace optimization
- Agentic AI for e-commerce
- Product listing optimization
- E-commerce growth
- Amazon FBA
Highlights
- Organizer of FBAshow
- Host of the Retail Forward Podcast
- 10+ years of entrepreneurial experience
Articles by Carlos Martínez Barriga
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NewsOpenAI Upgrades GPT-5.5 Instant for AI Shopping
Executive summary The update is live: OpenAI just upgraded GPT-5.5 Instant, massively improving its ability to handle complex shopping constraints and local recommendations. Immediate API integration: This isn’t just a web feature; the chat-latest API alias is already updated, meaning … Read More
5 min read -
AmazonHow to Become an Amazon Vendor and Protect Your Margins
Executive summary Amazon is ruthlessly compressing 1P margins in 2025, pushing trade terms to 18.6% of net sales to offset external retail price wars. You can no longer buy your way into Vendor Central; invitations are triggered by algorithmic Net … Read More
10 min read -
Amazon AdvertisingManaging Amazon Search Engine Advertising Costs
Executive summary Amazon search engine advertising costs have surged significantly, with average CPCs sitting around $1.04 to $1.25 in 2026. Focusing strictly on ACoS is a dangerous trap; cutting bids blindly hurts organic rank and ultimately increases your TACoS. Top … Read More
9 min read -
Amazon SEOHow Many Keywords Does Amazon Allow? Limits & Rules
Executive summary Backend search terms are strictly capped at 249 bytes. Exceeding this limit by a single byte silently de-indexes your entire keyword field. Titles have a hard limit of 200 characters across most categories, but a 2025 algorithm update … Read More
9 min read -
Agentic CommerceSalesforce Launches AI Agents for B2B Ecommerce
Executive summary The news: Salesforce launched Agentforce Commerce, introducing autonomous AI agents that handle B2B purchasing directly via WhatsApp and SMS. The impact: 67% of B2B buyers now prefer a completely rep-free experience. The traditional sales portal is rapidly becoming … Read More
5 min read -
AmazonAmazon Bundle Listing: Boost AOV and Margins
Executive summary Rising PPC costs are aggressively killing single-ASIN margins, forcing smart brands to focus entirely on Average Order Value (AOV) to stay profitable. You do not need custom physical packaging to group items. Virtual Product Bundles allow you to … Read More
9 min read -
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AmazonWhy Amazon Seller Central Partner Network Is Costing You
Executive summary Amazon’s FBA fee hikes and the strict DD+7 payout delays in 2026 are squeezing median net margins down to a dangerous 15-20%. Over 70% of Amazon sellers now actively run paid ads, driving CPCs up and making organic … Read More
9 min read -
AmazonAmazon Vendor Registration: Guide to 1P Margins
Executive summary Amazon vendor registration remains strictly invite-only in 2026, targeting brands with high velocity and established off-Amazon demand. The average 1P trade terms (deductions) pushed by Amazon hit 18.6% of net sales during recent Annual Vendor Negotiations. Small vendor … Read More
10 min read -
EcommerceEpinium Launches Vendor Stock Forecast: AI That Reads Amazon’s Ordering Patterns
Executive Summary: Epinium has released Vendor Stock Forecast, an AI model that calculates recommended Amazon shipment quantities per SKU and market — replacing guesswork with a data-driven replenishment number. The algorithm layers consumer demand trends over Amazon’s own historical ordering … Read More
8 min read -
NewsMoEngage Bets on Millions of AI Agents for Marketing
Executive summary The acquisition of Aampe by MoEngage marks the end of traditional audience segmentation in enterprise marketing. Instead of building complex customer journeys, brands are now deploying dedicated AI agents for every single individual user. For brand managers and … Read More
5 min read -
Amazon AdvertisingManaging Rising Amazon Advertising Costs
Executive summary Amazon ad revenue hit a staggering $68.6 billion in 2025, pushing average CPCs up and squeezing brand margins across almost all categories. Obsessing over a low ACoS is a trap; smart brands willingly accept higher acquisition costs for … Read More
10 min read -
Amazon SEOMastering Amazon Conversions in the Era of High CPCs
Executive summary Amazon conversion rates average 10% to 15% in 2026, but top performers consistently break the 20% barrier by aligning product copy with search intent. With average Cost Per Click (CPC) rising by 8-12% year-over-year, traffic acquisition is entirely … Read More
10 min read
