Immutable Commerce

Keep 99% of your sales. Get paid the second you sell.

Sell codebases, design assets, presets, and digital passes directly to buyers worldwide with zero chargebacks, no 14-day hold periods, and a flat 1% protocol fee.

Calculate Your Savings
1%Flat Protocol FeeGumroad and marketplaces take 10% to 15%. You keep 99%.
0sInstant SettlementFunds route straight to your personal wallet or team Safe at checkout.
0%Chargeback RiskFinal on-chain settlement means zero payment disputes or clawbacks.
AIAgent ReadySell to human buyers and autonomous AI agents through open machine APIs.
Profit Comparison

See how much more you pocket every month

Traditional digital storefronts take 10% to 13% plus processing fees and hold your cash for weeks. Adjust the slider to see what stays in your wallet.

Your monthly digital sales:$5,000 / mo
Traditional PlatformsGumroad, Lemon Squeezy
Estimated Platform Cut-$650 / mo
Payout Schedule7 to 14 days (Mandatory hold)
Chargeback ExposureHigh (Bank clawbacks + $15 fees)
Net Kept Yearly$52,200
cart.fun1% Flat Protocol
Platform Fee-$50 / mo
Payout ScheduleInstant or Smart Escrow
Chargeback ExposureZero (Smart escrow & refund control)
Net Kept Yearly$59,400
By selling on cart.fun, you keep an extra $600 every month.
+$7,200 / year
Why Digital Sellers Choose cart.fun

Built for cash flow and creator ownership

Old commerce tools were designed around bank merchant accounts and fraud risks. cart.fun gives you modern digital rails where transactions settle instantly.

Direct Settlement or Smart Escrow

Legacy platforms hold your earnings for up to 30 days to cover their own banking risk. With cart.fun, you choose how funds settle: route 99% of every sale directly to your wallet at checkout, or enable smart on-chain escrow to hold funds during fulfillment and release them automatically upon receipt redemption.

Protected from Bank Chargebacks

Digital products suffer from friendly fraud: buyers download your code library or design kit and dispute the charge with their credit card. You lose the money and pay a $15 bank penalty. On cart.fun, there are no bank clawbacks. Purchases settle on-chain with optional smart contract escrow and transparent receipt-based refund rules you control.

Tamper-Proof Receipt NFTs

Every purchase automatically mints a soulbound receipt NFT to the buyer. This acts as a lifetime cryptographic proof of purchase. Use it to grant access to download vaults, private repositories, or Discord communities without building custom license servers.

Team Multisig & Full Sovereignty

No sudden account suspensions or frozen balances. Your store is registered on-chain under your address or your studio's Gnosis Safe. Manage inventory, invite codes, and treasury distributions with teammates using enterprise-grade multi-signature security.

The Next Wave of Commerce

Sell to human customers and autonomous AI agents

Autonomous software agents, coding assistants, and automated pipelines now hold crypto wallets. When an agent needs a boilerplate, design template, or data pack, it cannot fill out traditional credit card forms.

Every cart.fun storefront comes equipped with standardized ERC-8004 agent discovery and machine-readable endpoints. Autonomous agents can browse your catalog, request cryptographic price quotes, and purchase digital files programmatically.

ERC-8004 Agent Discovery
GET/api/v1/stores/84532/agent
Status:200 OK (Machine Readable)
Checkout:EIP-712 Signed Orders
Settlement:Atomic on Base L2
Receipt:Soulbound NFT #0084
Catalog Formats

What digital creators sell on cart.fun

Package and monetize any digital file, secret access credential, or tokenized asset.

Codebases & Kits

Next.js templates, smart contract boilerplates, micro-SaaS skeletons, and backend scripts.

Design & 3D Assets

Figma design systems, Blender 3D models, custom textures, icon suites, and typography.

Audio & Presets

DAW sound packs, synth patches, sample libraries, and cinematic video LUT collections.

Guides & Research

Technical e-books, market analysis briefs, deep-dive research reports, and tutorial packs.

Passkeys & Access

Private community membership passes, alpha group tickets, and software license keys.

AI Models & Prompts

Curated prompt libraries, fine-tuned LoRA weights, workflow graphs, and system instructions.

Quick Setup

Launch your store in three simple steps

No lengthy business verification forms or waiting days for credit checks.

Step 01

Connect your wallet

Use your preferred Web3 wallet or connect a Gnosis Safe multisig if you run a studio or co-founded brand.

Step 02

Register your store

One lightweight transaction registers your store contract on Base with near-zero gas. You remain the permanent owner.

Step 03

List products & share

Add digital files, set prices in USDC, and share your storefront link or embed checkouts into your site or apps.

Platform Breakdown

How cart.fun compares

FeatureTraditional Storefrontscart.fun Protocol
Platform Fee10% to 13% + $0.50/transaction1% Flat Fee
Payout Schedule7 to 14 business daysInstant or customizable smart escrow
Chargebacks & DisputesSeller absorbs clawbacks + $15 feesZero bank chargebacks (escrow & refund control)
Funds CustodyPlatform holds your moneySelf-custodial (treasury or contract escrow)
AI Agent CheckoutBlocked by Captchas & card formsNative ERC-8004 & OpenAPI
Proof of PurchaseEphemeral email receiptsVerifiable Soulbound NFT
International ReachHigh FX fees & country restrictionsUniversal dollar settlement (USDC)
Frequently Asked Questions

Everything you need to know

Ready to keep 99% of your digital earnings?

Connect your wallet to launch your storefront on Base. Start selling to customers and autonomous agents in minutes.