The In-Syte Report: Q3 2026 Amazon Market Landscape
Amazon at mid-year 2026: $830B GMV pace, Prime Day at $26.4B, 38% median ACoS, Rufus retired for Alexa, and a 3.5% FBA surcharge. Edition 1 of the quarterly In-Syte Report.
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Insights
Marketplace Intelligence From the Team That Runs the Accounts.
Not recycled industry news. Not keyword-stuffed listicles. Operator-level analysis from the team that catches fee errors before they compound, rightsizes catalogs across hundreds of SKUs, and manages perishable inventory on platforms most firms won't touch.
Could this have been written by someone who has only read other people's marketplace content, or does it require having actually done the work?
In-Syte Newsletter
What Changed This Month in Marketplace Management, and What to Do About It Before Next Month.
One idea per issue. Not a digest of links. Not company news nobody asked for. The single most important thing that shifted, and the specific action it requires, from the team running the accounts where it matters.
One actionable idea per send
2-minute read, biweekly
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What We Write About
Five Lanes. One Standard: Does It Require Having Done the Work?
Every piece we publish comes from operating accounts, not from reading about them.
Marketplace Intelligence
Amazon changes a fee structure and the press release says one thing. Your margin says another. We decode the difference.
Operational Playbooks
The operational levers that separate profitable accounts from busy ones: advertising economics, catalog management, inventory strategy, contribution math.
Client Results
Not vanity metrics. Revenue growth, margin improvement, and ranking gains with the full context of how the work got done and what made it stick.
Industry Analysis
Marketplace consolidation, aggregator health, competitive positioning: the forces shaping where brands should place their bets and where the ground is shifting.
Technology & AI
Rufus, Sparky, and the AI shopping agents rewriting product discovery. Generative engine optimization isn't optional anymore, here's what operators need to know.
Featured
Straight Forward Pricing, On the Record.
The open letter that eliminated annual contracts and reimbursement recovery percentages, published so the whole industry can hold us to it.
An Open Letter on Marketplace Agency Pricing
By JP (Josh Phillippi), Founder & CEO. Filed August 1, 2026, effective the same day.
What It Commits To
- Annual contracts eliminated: every new engagement runs month to month
- No percentage taken on Amazon reimbursement recovery, included in the primary fee
- No markup on ad spend, a standing commitment since founding
- One fee: 1.0 to 3.5% of GMV, sliding down as GMV rises, capped at $20K per channel per month
Latest Insights
From the Team That Does the Work.
Analysis, playbooks, and case studies from operators managing real accounts, not from people who read about them.
The In-House Myth: Why an Amazon Team Costs More, Delivers Less, and Breaks Faster Than Sellers Expect
Building an in-house Amazon team costs $294K to $465K in year one and takes 6 to 9 months to ramp. Here's what actually breaks, and what we built instead.
9 min readRead More →
The Amazon Seller Trust Deficit: What's Actually Broken, and the Structural Fixes We Built to Close It
Only 8% of brands say they're very satisfied with their agency, and the data shows why. The structural fix we built instead of a better pitch.
10 min readRead More →
Amazon Didn't Exit Grocery. It Closed 72 Stores and Rebuilt the Channel Around You.
Amazon closed 72 Fresh and Go stores. Here's where the $150B in grocery volume actually went, and what changes for brands in the next 90 days.
8 min readRead More →
The Margin Trap: Why Amazon Grocery Margins Are Getting Harder to Protect, Even With the Best Ad Efficiency on the Platform
Grocery has the best ad economics on Amazon. Margins are still shrinking. Four real forces, verified, and what to do about each one.
9 min readRead More →
Agency vs. Specialist vs. In-House: Which Amazon Model Is Right for Your Grocery Brand in 2026?
Revenue grows, margin doesn't. The management model is usually why. Four models honestly compared, and three questions to find which one you run.
9 min readRead More →
7 Growth Vectors for Grocery Brands on Amazon
Amazon grocery is a $150 billion channel that's restructuring, not shrinking. Seven growth vectors the brands building real market share are pursuing right now.
10 min readRead More →
The Rural Grocery Opportunity: Why the Smartest Amazon Brands Are Looking Where Nobody Else Is
Amazon is investing $4 billion to reach 13,000 new zip codes. The brands that show up first will own purchasing habits that last for years.
9 min readRead More →
Writing Amazon Content in 2026: What Changed When AI Started Reading Your Listings
Amazon cut titles to 75 characters, retired Rufus for Alexa for Shopping, and now rewrites weak listings itself. Here's how to write for it.
9 min readRead More →
Introducing Amazon Fresh Full Service: A Dedicated Program for Vendor Central Grocery Brands
One Pod, one performance-based fee, no ad-spend markup, no chargeback recovery commission. The new program, and the Del Real Foods proof behind it.
8 min readRead More →
Record Quarter, Fewer Sellers: The Amazon Seller Base Is Sorting Itself in 2026
Amazon just posted a record $200B+ quarter while its active seller base hit a decade low. Both are true, and the gap between them is the story.
9 min readRead More →
The Amazon Ad Market Is Booming. That's Exactly Why It's Getting More Expensive.
Amazon ad revenue grew 26% in Q2 2026, and retail media is growing about 3x faster than the US ad market. That durable demand is pushing ad costs up.
8 min readRead More →
Amazon Closed the Fresh Shelf. Your Forecast Still Assumes It's Open.
Amazon shut 72 Fresh and Go stores in 2026 and never adjusted vendor forecasts. What that gap actually costs grocery brands. Part 1 of 4.
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Your Broker Got You Onto Amazon Fresh. They Were Never Built to Run It.
CPG brokers are built for Kroger and Albertsons, not Amazon's algorithm. Where the traditional broker model hits a wall on Amazon Fresh, and why. Part 2 of 4.
7 min readRead More →
Winning Amazon Fresh's Digital Shelf: The Playbook for Closing the Volume Gap
Content, advertising, financial recovery, and negotiation prep: the four disciplines that close Amazon Fresh's volume gap. Plus how Del Real Foods did it. Part 3 of 4.
9 min readRead More →
What TopRank Actually Runs on Amazon Fresh, and Why It Works for the Brand and for Amazon
Inside the Amazon Fresh Pod: the content, advertising, recovery, and AVN work run each week, and why it wins for the brand and for Amazon. Part 4 of 4.
9 min readRead More →
New analysis published regularly. Subscribe to In-Syte to get each piece the day it drops.
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