Agent skills and protocols
Anthropic Agent Skills
Public examples, templates, and the reference structure for reusable SKILL.md-based agent capabilities.
Open-source project · Mixed: Apache-2.0 examples and source-available document skills
Find the commerce problem in front of you.
Open the FieldbookThe Fieldbook is Beseam's practical library for diagnosing commerce problems. Start with a symptom, then use the evidence rules, checklists, agent skills, playbooks, standards, and primary sources needed to investigate it without guessing.
5 problem guides · 6 agent skills · 5 playbooks · 49 reviewed references
Start here
Learn what the Fieldbook treats as a fact, an estimate, a hypothesis, or a verified result.
Browse sectionProblems
Find the symptom closest to yours, then collect the details needed to narrow the cause.
Browse sectionAI Shopping Report
See the public AI shopping report, including exact questions, engine-level results, dates, and method.
Browse sectionAgent skills
Use a written procedure with a defined input list, output format, checks, and limits.
Browse sectionPlaybooks
Give each team a role, an order of work, and a clear definition of done.
Browse sectionProjects and references
Read the standards, platform documentation, and open-source tools used by the guides.
Browse sectionContribute
Send a correction, missing problem, useful project, or publishable field result.
Browse sectionPick the closest symptom.
01DiscoveryMissing from AI answersWork out whether the gap comes from the questions being tested, product data, source visibility, or the answer system's own selection.02Catalog and product pagesFeed and PDP disagreeFind the field, variant, source, and timestamp behind a product-data mismatch.03Purchase experiencePartial checkout failureNarrow a partial purchase failure by browser, device, market, consent state, payment method, and funnel step.04Measurement and growthRevenue reports disagreeReconcile scope, dates, currency, transaction IDs, event collection, refunds, and attribution rules before comparing totals.05Catalog and product pagesTheme broke product schemaCompare rendered markup before and after a release, then trace missing, duplicate, or contradictory product entities to their source.
Read the rule before you change the store.
Catalog, feeds and structured data
Schema.org
The shared structured-data vocabulary used to describe products, offers, organizations, reviews, and web entities.
Open standard · Vocabulary and supporting software published for reuse; see terms
Commerce platforms and storefronts
Shopify Hydrogen
Shopify's open-source stack and libraries for building dynamic headless storefronts with React Router.
Open-source project · MIT
Testing, crawling and performance
Playwright
Cross-browser automation for Chromium, Firefox, and WebKit, useful for repeatable storefront and purchase-path verification.
Open-source project · Apache-2.0
Discovery, SEO and GEO
Google guide to generative AI features in Search
Google's current guidance on AI Overviews, AI Mode, SEO fundamentals, measurement, and claims around AEO and GEO tactics.
Primary reference · Official documentation
Accessibility, security and privacy
Web Content Accessibility Guidelines 2.2
The W3C recommendation for accessible content, navigation, input, authentication, and target sizing across purchase journeys.
Open standard · W3C Recommendation