Hallmark Cards
Hallmark Cards, Inc. is a privately held, family-owned greeting card, gift, gift wrap and ornament company headquartered in Kansas City, Missouri, founded in 1910 by J.C. Hall. Its portfolio spans Hallmark greeting cards and Keepsake Ornaments sold through Hallmark Gold Crown stores and mass retailers, the Crayola and Hallmark Business Connections (B2B greeting card programs) subsidiaries, and Hallmark Media (Hallmark Channel, Hallmark+). Hallmark publishes no public developer program: developer.hallmark.com does not resolve, api.hallmark.com serves a stock ASP.NET template with no documented endpoints, and no OpenAPI, GraphQL, MCP, A2A agent card, llms.txt or /.well-known discovery document was found on any Hallmark host on 2026-09-17. Retail and supply-chain partners integrate through bilateral EDI (Hallmark Global Services) and Hallmark Business Connections' CRM/SSO integrations, none of which are documented publicly.
Hallmark Cards is profiled on the APIs.io network. Tagged areas include Greeting Cards, Gifts, Retail, Consumer Goods, and Stationery.
Hallmark Cards’ developer surface includes engineering blog, support, and 17 more developer resources.
Kin Score
Pricing Plans 1
Published pricing tiers and plan structures.
Rate Limits 1
Documented rate limits and quota policies.
Hallmark Cards Rate Limits
RATE LIMITSFinOps 1
Cost, billing, and metering signals for API financial operations.
Hallmark Cards Finops
FINOPSSecurity Posture 1
Authentication, domain security, vulnerability disclosure, and trust-center signals.
Resources
Agent Surfaces 1
MCP servers, agent skills, and machine-readable catalogs
Access & Security 1
Authentication, authorization, and security posture
Operate 2
Status, limits, changes, and where to get help
Commercial 4
Pricing, plans, and the legal terms of use
Company 9
The organization behind the API
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Other 2
Properties that don't map to a standard resource type
Source (apis.yml)
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