UCP Checker
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UCP Verification Report

98childhood.store

Live Universal Commerce Protocol & Agentic Commerce status, profile, and capability breakdown.

✓Verified
A 95/100
Latency 381ms Spec 2026-08-25 HTTP 200 Security HTTPS Observed 19 minutes ago

What is UCP? The Universal Commerce Protocol is the open standard AI shopping agents use to discover, browse, and check out at online stores. Read the spec overview →

95
/ 100
UCP Score
A

98childhood.store publishes a conforming profile with broad capability coverage.

Agent Discovery100
UCP Conformance92
Capability Coverage94
Verified

98childhood.store publishes a valid UCP profile, with minor schema warnings.

Latency
381ms
Version
2026-08-25
Robots.txt
Allowed ✅

/llms.txt content

The plain-text brief this store publishes to AI agents. Captured on the most recent check.

630 B0437afac7b54081a
mentions UCP
# llms.txt
# Public brief for AI agents about 98childhood

# About
@98childhood since 2021

# Product Categories
- Keroro軍曹周邊
- ✈️預訂
- ✨孤品
- ⭐️現貨
- 動物橫町周邊
- 同人製作
- 同人製作 > DIY手工製品
- 哈姆太郎周邊
- 我們這一家周邊
- 扭蛋
- 日韓台動漫周邊代購
- 蠟筆小新周邊
- 魔法小神童加旋周邊
- 魔法少女系列周邊

# Policies
- Return policy: https://98childhood.store/returnpolicy
- Terms: https://98childhood.store/terms
- Privacy: https://98childhood.store/privacy

# UCP
- Discovery profile: https://98childhood.store/.well-known/ucp
View source ↗

Capabilities Detected

UCP capabilities supported by this endpoint
Cart ✓ Bound 2026-08-25
Discount Extension ✓ Bound 2026-08-25
Checkout ✓ Bound 2026-08-25
Fulfillment Extension ✓ Bound 2026-08-25
Catalog Lookup ✓ Bound 2026-08-25
Catalog Search ✓ Bound 2026-08-25

Technical Vitals

Technical details for this UCP endpoint
UCP Status Verified
Endpoint https://98childhood.store/.well-known/ucp
HTTP Status 200
UCP Version 2026-08-25
Transports REST, MCP
Last Observed
Last Full Index
Domain Alerts

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Access

AI Agent Access (robots.txt)

AI agent access permissions based on robots.txt
GPTBotOpenAI / ChatGPT ✓Allowed
Google-ExtendedGemini / Google ✓Allowed
ClaudeBotClaude / Anthropic ✓Allowed
Applebot-ExtendedApple Intelligence ✓Allowed
CCBotCommon Crawl ✓Allowed
Google

Against Google's merchant guide

What Google's UCP merchant guide asks a store's profile to have, for checkout in AI Mode and Gemini. Read from the public profile only. Google's own sandbox, in Merchant Center, is invite-only; this is not Google's verdict.

How the store's UCP profile lines up with Google's merchant guide
Speaks the release Google's guide usesUCP 2026-04-08 (under supported_versions; the profile itself is 2026-08-25) ✓Has it
Shopping service over RESTGoogle calls the REST endpoint. ✓Has it
Checkout capabilitydev.ucp.shopping.checkout is declared. ✓Has it
Order capability, for order updatesGoogle expects signed order webhooks after purchase (dev.ucp.shopping.order). !Missing
Signing keys for webhooksOrder webhooks must be signed with a key published in the profile. !Missing
Google Pay payment handlerGoogle completes checkout with a Google Pay token: publish a com.google.pay handler with your merchant name and id. !Missing
Cart, discounts and fulfilmentcart declared, discounts declared, fulfilment declared. Optional in the guide. –Optional

Needs a live checkout to show, so not read here: terms of service and privacy links on every checkout; carts that return continue_url and expires_at; a completed order with its label and permalink_url; errors in the 2026-04-08 shape (ucp.status "error", severity, continue_url).

Checkout

Payment Configuration

💳 Pm 4917811909361664 dev.boutir.payment.customized.pm_4917811909361664
Gateway:Unknown
💳 Pm 5635778641002496 dev.boutir.payment.customized.pm_5635778641002496
Gateway:Unknown
Raw UCP Profile JSON
{
    "ucp": {
        "keys": [],
        "status": "success",
        "version": "2026-08-25",
        "services": {
            "dev.ucp.shopping": [
                {
                    "spec": "https://ucp.dev/2026-08-25/specification/overview",
                    "schema": "https://ucp.dev/2026-08-25/services/shopping/rest.openapi.json",
                    "version": "2026-08-25",
                    "endpoint": "https://98childhood.store/apis/ucp",
                    "transport": "rest"
                },
                {
                    "spec": "https://ucp.dev/2026-08-25/specification/overview",
                    "schema": "https://ucp.dev/2026-08-25/services/shopping/mcp.openrpc.json",
                    "version": "2026-08-25",
                    "endpoint": "https://98childhood.store/apis/ucp/mcp",
                    "transport": "mcp"
                }
            ]
        },
        "capabilities": {
            "dev.ucp.shopping.cart": [
                {
                    "spec": "https://ucp.dev/2026-08-25/specification/cart",
                    "schema": "https://ucp.dev/2026-08-25/schemas/shopping/cart.json",
                    "version": "2026-08-25"
                }
            ],
            "dev.ucp.shopping.checkout": [
                {
                    "spec": "https://ucp.dev/2026-08-25/specification/checkout",
                    "schema": "https://ucp.dev/2026-08-25/schemas/shopping/checkout.json",
                    "version": "2026-08-25"
                }
            ],
            "dev.ucp.shopping.discount": [
                {
                    "spec": "https://ucp.dev/2026-08-25/specification/discount",
                    "schema": "https://ucp.dev/2026-08-25/schemas/shopping/discount.json",
                    "extends": [
                        "dev.ucp.shopping.cart",
                        "dev.ucp.shopping.checkout"
                    ],
                    "version": "2026-08-25"
                }
            ],
            "dev.ucp.shopping.fulfillment": [
                {
                    "spec": "https://ucp.dev/2026-08-25/specification/fulfillment",
                    "schema": "https://ucp.dev/2026-08-25/schemas/shopping/fulfillment.json",
                    "extends": [
                        "dev.ucp.shopping.checkout"
                    ],
                    "version": "2026-08-25"
                }
            ],
            "dev.ucp.shopping.catalog.lookup": [
                {
                    "spec": "https://ucp.dev/2026-08-25/specification/catalog/lookup/",
                    "schema": "https://ucp.dev/2026-08-25/schemas/shopping/catalog_lookup.json",
                    "version": "2026-08-25"
                }
            ],
            "dev.ucp.shopping.catalog.search": [
                {
                    "spec": "https://ucp.dev/2026-08-25/specification/catalog/search/",
                    "schema": "https://ucp.dev/2026-08-25/schemas/shopping/catalog_search.json",
                    "version": "2026-08-25"
                }
            ]
        },
        "payment_handlers": {
            "dev.boutir.payment.customized.pm_4917811909361664": [
                {
                    "id": "dev.boutir.payment.customized.pm_4917811909361664",
                    "spec": "https://98childhood.store/.well-known/ucp/payment-handler/spec",
                    "config": {
                        "name": "AlipayHK",
                        "description": "Use this handler_id for customized payment.",
                        "customized_payment_method_id": "4917811909361664"
                    },
                    "schema": "https://98childhood.store/.well-known/ucp/payment-handler/schema.json",
                    "version": "2026-08-25",
                    "available_instruments": [
                        {
                            "type": "customized"
                        }
                    ]
                }
            ],
            "dev.boutir.payment.customized.pm_5635778641002496": [
                {
                    "id": "dev.boutir.payment.customized.pm_5635778641002496",
                    "spec": "https://98childhood.store/.well-known/ucp/payment-handler/spec",
                    "config": {
                        "name": "轉數快",
                        "description": "Use this handler_id for customized payment.",
                        "customized_payment_method_id": "5635778641002496"
                    },
                    "schema": "https://98childhood.store/.well-known/ucp/payment-handler/schema.json",
                    "version": "2026-08-25",
                    "available_instruments": [
                        {
                            "type": "customized"
                        }
                    ]
                }
            ]
        },
        "supported_versions": {
            "2026-04-08": "https://98childhood.store/.well-known/ucp/2026-04-08",
            "2026-08-25": "https://98childhood.store/.well-known/ucp/2026-08-25"
        }
    }
}
Frequently Asked

About this 98childhood.store report

What does it mean that 98childhood.store is verified for UCP?
It means 98childhood.store publishes a valid UCP profile at /.well-known/ucp, the profile passes schema validation against 2026-08-25, and AI agents can discover its commerce capabilities without needing to scrape HTML. That is what the store declares. Whether an agent actually completes a purchase is a separate question — where an observed agent run is shown on this page, it answers that one.
Can I trust 98childhood.store for AI agent purchases?
Verification means the store is technically ready — payment handlers declared, transports reachable, schema valid. It doesn't grade business reputation or fulfilment quality. For trust on the commerce side itself, check the store's own reviews. For trust on the agent integration side, this page is the source of truth.
What platform does 98childhood.store use for UCP?
Our detection identifies 98childhood.store as running on Boutir. Many large UCP-verified stores use Shopify, BigCommerce, or custom stacks built on the open spec. The transport list above shows the exact mechanism (REST, MCP, A2A, Embedded) the profile declares.
How was this UCP report for 98childhood.store generated?
Our crawler fetches 98childhood.store/.well-known/ucp directly, parses the profile against the official UCP JSON schema, checks robots.txt for AI bot policies, and runs payment-handler validation. No manual review, no opinions — just what the profile actually says. The check ran 19 minutes ago.
How often is 98childhood.store re-checked?
Every domain in our directory is re-crawled at least every 24 hours. You can also trigger a fresh check from this page at any time, or subscribe to alerts to get notified the moment the status changes — that's how we built the only continuously updated UCP directory on the internet.
Why does this status matter?
Universal Commerce Protocol is the standard AI shopping agents (ChatGPT, Claude, Gemini, Apple Intelligence) use to discover what a store sells, how to add items to a cart, and how to check out. If a store isn't UCP-verified, agents can still scrape it — but they'll be slower, less reliable, and far more likely to fail at checkout. UCP turns a guess into a guarantee.

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