1WorldSync website screenshot

1WorldSync

1WorldSync is the leading product content network and a GS1-certified GDSN data pool, helping consumer goods brands, manufacturers, and retailers create, manage, syndicate, and verify trusted product content across the digital shelf and the physical supply chain. Its Content1 platform exposes REST APIs for product master data — the Content1 Read API (product search, fetch, count, and hierarchy retrieval), the Item Management Inbound API (add, update, delete, and link items and hierarchies), a Digital Asset Management (DAM) API for images and rich media, and a User Management API (UMA) — all authenticated with HMAC-signed requests using an app_id and a secret key. 1WorldSync serves CPG, grocery, healthcare, foodservice, and DIY sectors and is SOC 2 Type 2 and ISO/IEC 27001:2022 certified.

1WorldSync publishes 1 API on the APIs.io network: FetchProduct API. Tagged areas include Company, Product Content, GDSN, Data Syndication, and Master Data.

1WorldSync’s developer surface includes documentation, API reference, getting-started guide, signup flow, support, pricing, authentication, and 22 more developer resources.

🌐 Visit website 📡 Source on GitHub
51.5/100 developing ▬ flat Agent 69/100 agent native Full breakdown ↓
scored 2026-07-27 · rubric v0.5
1 APIs 1 MCP Servers
CompanyProduct ContentGDSNData SyndicationMaster DataDigital ShelfProduct Information ManagementPIMCPGRetailGS1

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 51.5/100 · developing
Contract Quality 14.0 / 25
Developer Ergonomics 15.2 / 20
Commercial Clarity 12.1 / 20
Operational Transparency 1.0 / 13
Governance 0.0 / 12
Discoverability 9.3 / 10
Agent readiness — 69/100 · agent native
Machine-Readable Contract 18 / 18
Agentic Access Contract 15 / 15
MCP Server 12 / 12
Machine-Readable Auth 10 / 10
Idempotency 0 / 9
Stable Error Semantics 8 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 0 / 7
Typed Event Surface 0 / 6
Agent Skills 5 / 5
Well-Known Catalog 4 / 4
Consent & Bot Identity 0 / 3
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/1worldsync: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 1

Individual APIs this provider publishes, each with its own machine-readable definition.

1WorldSync FetchProduct API

The FetchProduct API from 1WorldSync — 3 operation(s) for fetchproduct.

MCP Servers 1

Model Context Protocol servers that expose these APIs to AI agents.

1worldsync-mcp.yml

MCP SERVER

Security Posture 3

Authentication, domain security, vulnerability disclosure, and trust-center signals.

1Worldsync Authentication

hmac · 1 scheme

SECURITY

1Worldsync Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

1Worldsync Trust Center

SOC 2 Type 2, ISO/IEC 27001:2022

SECURITY

Agentic Access 1

Recommended x-agentic-access execution contracts for AI agents.

1Worldsync Agentic Access

3 operations · 3 acting

3 operations · 3 acting

AGENTIC

Resources

Get Started 4

Portal, sign-up, and the first successful call

DeveloperPortal
DeveloperPortal
 GettingStarted
GettingStarted
 SignUp
SignUp
 Sandbox
Sandbox

Documentation 2

Reference material describing how the API behaves

Documentation
Documentation
 APIReference
APIReference

Agent Surfaces 5

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess
 WellKnown
WellKnown
 MCPServer
MCPServer
 LLMsTxt
LLMsTxt
 AgentSkill
AgentSkill

Design & Contract 5

Pagination, idempotency, versioning, errors, and events

Conventions
Conventions
 Conformance
Conformance
 Lifecycle
Lifecycle
 ErrorCatalog
ErrorCatalog
 DataModel
DataModel

Build 2

SDKs, sample code, and the tooling you integrate with

Postman
Postman
 Packages
Packages

Access & Security 4

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity
 Compliance
Compliance
 TrustCenter
TrustCenter
 Authentication
Authentication

Operate 3

Status, limits, changes, and where to get help

Support
Support
 HelpCenter
HelpCenter
 Deprecation
Deprecation

Commercial 3

Pricing, plans, and the legal terms of use

Pricing
Pricing
 TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Company 1

The organization behind the API

Website
Website

Source (apis.yml)

apis.yml Raw ↑ 
aid: 1worldsync
name: 1WorldSync
description: 1WorldSync is the leading product content network and a GS1-certified GDSN data pool, helping consumer goods
  brands, manufacturers, and retailers create, manage, syndicate, and verify trusted product content across the digital shelf
  and the physical supply chain. Its Content1 platform exposes REST APIs for product master data — the Content1 Read API (product
  search, fetch, count, and hierarchy retrieval), the Item Management Inbound API (add, update, delete, and link items and
  hierarchies), a Digital Asset Management (DAM) API for images and rich media, and a User Management API (UMA) — all authenticated
  with HMAC-signed requests using an app_id and a secret key. 1WorldSync serves CPG, grocery, healthcare, foodservice, and
  DIY sectors and is SOC 2 Type 2 and ISO/IEC 27001:2022 certified.
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source:
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://1worldsync.com/wp-content/uploads/2024/10/Untitled-design-49.png
url: https://raw.githubusercontent.com/api-evangelist/1worldsync/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- battery-ventures
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-17'
tags:
- Company
- Product Content
- GDSN
- Data Syndication
- Master Data
- Digital Shelf
- Product Information Management
- PIM
- CPG
- Retail
- GS1
apis:
- aid: 1worldsync:1worldsync-fetchproduct-api
  name: 1WorldSync FetchProduct API
  description: The FetchProduct API from 1WorldSync — 3 operation(s) for fetchproduct.
  humanURL: https://developer.1worldsync.com/read-api-2-0-documentation/
  baseURL: https://content1-api.1worldsync.com
  tags:
  - FetchProduct
  properties:
  - type: OpenAPI
    url: openapi/1worldsync-fetchproduct-api-openapi.yml
  - type: ErrorCatalog
    url: errors/1worldsync-error-codes.yml
  - type: DataModel
    url: data-model/1worldsync-data-model.yml
common:
- type: AgenticAccess
  url: agentic-access/1worldsync-agentic-access.yml
- type: DomainSecurity
  url: security/1worldsync-domain-security.yml
- type: Website
  url: https://1worldsync.com/
- type: DeveloperPortal
  url: https://developer.1worldsync.com/
- type: Documentation
  url: https://developer.1worldsync.com/read-api-2-0-documentation/
- type: APIReference
  url: https://content1-api.1worldsync.com/swagger/index.html
- type: GettingStarted
  url: https://developer.1worldsync.com/register
- type: SignUp
  url: https://developer.1worldsync.com/register
- type: Support
  url: https://1worldsync.com/resource-center/support/contact-support/
- type: HelpCenter
  url: https://community.1worldsync.com/
- type: Pricing
  url: https://1worldsync.com/subscription-plans/
- type: TermsOfService
  url: https://1worldsync.com/terms-of-use/
- type: PrivacyPolicy
  url: https://1worldsync.com/privacy-policy/
- type: Postman
  url: https://documenter.getpostman.com/view/9015441/2sB3BDKBGR
- type: Compliance
  url: https://1worldsync.com/security/
- type: TrustCenter
  url: https://1worldsync.com/security/
- type: Authentication
  url: authentication/1worldsync-authentication.yml
- type: Packages
  url: packages/1worldsync-packages.yml
- type: Conventions
  url: conventions/1worldsync-conventions.yml
- type: WellKnown
  url: well-known/1worldsync-well-known.yml
- type: MCPServer
  url: mcp/1worldsync-mcp.yml
- type: LLMsTxt
  url: llms/1worldsync-llms.txt
- type: Conformance
  url: conformance/1worldsync-conformance.yml
- type: Lifecycle
  url: lifecycle/1worldsync-lifecycle.yml
- type: Deprecation
  url: lifecycle/1worldsync-lifecycle.yml
- type: AgentSkill
  url: skills/_index.yml
- type: Sandbox
  url: sandbox/1worldsync-sandbox.yml
- type: ErrorCatalog
  url: errors/1worldsync-error-codes.yml
- type: DataModel
  url: data-model/1worldsync-data-model.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence