The biggest store on the internet just locked the door on the biggest social network's shopping agent. Amazon has blocked Meta's Muse from buying on its site, Walmart opened a side door for the same agents, and Amazon's own assistant now takes orders by text message. The fight over who gets to talk to your customer's AI has started. Here's the one you can't ignore, then the rest.
Amazon blocks Meta's Muse, and $74 billion of ads is why
Reuters reported this week that Amazon banned Meta's Muse shopping agent from its website back in September. Amazon's reason: the agent "appeared to have accessed its online store without authorization" and had captured and stored customer credentials. Meta declined to comment. It is Amazon's second fight of this kind. It won a court order against Perplexity's Comet agent in March, lost it on appeal in August, and the case is still running.
The money behind the fight is retail media: the ads brands buy on store websites. Emarketer puts the US market at about $74.4 billion this year, and Amazon and Walmart hold a combined 88% of it. If a shopper's AI agent picks the product, nobody sees the sponsored tile. Morgan Stanley thinks agents could carry 10% to 20% of US e-commerce spending by 2030. Amazon's CEO, Andy Jassy, says third-party agents have had no meaningful effect on its ad business yet. Its ad revenue grew 11% last quarter, the slowest in almost four years.
Walmart went the other way. On October 21 it switched on Agent Profiles and a beta Agent Gateway so outside agents, Muse included, can shop its store through a profile tied to the customer's account. The shopper approves every purchase by default, or sets a budget and lets the agent go. Two giants, two opposite bets on the same question.
Why should a seller with an Instagram page care about a fight between Amazon and Meta? Because the question is coming to you in a smaller size. In the next year some of your customers will arrive as an agent, not a person: "find me a beige wool coat under three million toman, size M, ships this week." Amazon's answer is "only my agent talks to my shoppers." Walmart's answer is "any agent, but on my rules." You do not have Amazon's lawyers, so your version of the choice is simpler: can your shop answer a structured question fast and correctly? Price, stock, size, shipping, in one reply. That is exactly what an agent asks and exactly what a slow human admin gets wrong at 11 pm. We covered Muse's first checkout in the day Meta's agent learned to buy; this week is the retailers writing back.
Alexa takes orders by text message
On November 7 Amazon moved Alexa for Shopping into SMS. Invited US customers link their phone number and can text "find me a 12-cup coffee maker under $60", compare, buy, set a price alert, and reorder groceries, all in a thread. Price history goes back 12 months. The conversation carries over to the app, the website and Echo devices without starting again. Amazon says more than 400 million people used Alexa for Shopping in the past year and that agentic shopping grew more than eightfold in 2026.
Read this next to the Muse story. Amazon blocks outside agents and, in the same week, ships its own agent in the one channel every customer already has open: the messages app. It does not ask people to learn a new app. It meets them where they type.
That is the part worth copying, and you can. Your customers are already in your DMs and WhatsApp. The gap between you and Amazon is not the channel, it is the reply: Amazon's agent answers in seconds, finds the product, and knows the price history. If your inbox goes quiet during a sale, you already know what that costs; our piece on handling the DM rush during a sale campaign is the small-shop version of what Amazon just automated.
Meta's Muse picks up the phone, with a face
Meta started rolling out real-time voice and an animated avatar for Muse on November 5, in the US first, on phones, web and Mac. You tap a phone icon and talk. It answers in under a second, you can interrupt it, it keeps doing tasks in the background while you speak, and it comes with hundreds of voices. The avatar is optional, cartoon-style, and reacts with expressions while you are still talking. Voice on Meta's glasses and the Muse Charm keychain is "coming soon", with no date.
Two lines from Meta's October earnings call matter more than the avatar. First, shopping is Muse's most common use. Second, Meta plans to collect fees from businesses on transactions Muse helps complete. So the consumer agent is a shopping agent, it will soon talk out loud, and the business pays per sale. The seller-side half, Muse for small business, connects to ad accounts and business tools and was announced September 29.
For you the near-term shift is the voice itself. A customer who talks to an AI with their voice will expect to talk to your shop the same way. Voice notes in the DM are the first wave of that, and they are already here. If your assistant can hear a voice message and pull the order out of it, you are ahead of the curve Meta is drawing; see how AI listens to voice messages and takes the order.
Quick takes
- Perplexity's Teammates run all day, for $200 a month. Launched as a research preview on November 4, Teammates are persistent agents that own an ongoing job, such as a research project or a growth campaign, keep their files and history between runs, and can sit in a Slack channel. Max plan only, free during a promo period with no end date. My take: the "always-on agent" pattern is real, the price is for agencies. The always-on job that pays a small shop is still the one in the inbox.
- TikTok Shop names its Seller AI and gives it a homepage. On November 4 TikTok published a Black Friday guide for US sellers: an AI Homepage with a ranked to-do list, One-Click SEO, a content generator, and a "Product Growth Opportunities" agent that estimates extra orders per listing fix. TikTok's own caveat: you are responsible for checking every suggestion. A day later TikTok launched a standalone TikTok Shop app in Singapore, Thailand, Malaysia and the Philippines, its first shop-only app since 2021.
- Gemini Omni 1.2 Flash is 30% cheaper for developers. We covered the 15-second clips in Google Vids yesterday. The developer side landed too: $0.07 per second for 720p video, and multi-turn editing that swaps a product or background inside a finished clip instead of regenerating it. If someone builds your product videos for you, their costs just dropped.
- Gemini's Gems become Skills on November 17. If you built a custom Gem for product captions or reply templates, Google converts it automatically into a slash-command Skill that you call with "/" and can stack with other Skills in one chat. Personal accounts first; Workspace timelines are later and still shifting. Nothing to do, but check your Gems still answer the way you expect after the 17th.
The week's theme is a border war: who gets to stand between your customer and your products, Amazon's agent, Meta's agent, or your own answer. The side you control is the reply. If you want an assistant that answers price, stock and shipping from your own catalog in Instagram, WhatsApp and Telegram, before a shopper's agent gives up and moves on, see how Vardast does it. And first, train it on your product catalog so it stops guessing.