A2A AgentCard Extensions
Extensions TESSA publishes and implements across its vertical registries. Cards in this
registry declare the extensions they carry in their capabilities.extensions[]
list; extension payloads live under _meta.
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TESSA Professional Services Extension · v1.0.0
Yelp-style metadata for regulated-services firms — industry, service area, firm profile, pricing, credentials, trust signals, and structured service-type slugs drawn from paired taxonomies.
Spec · JSON Schema · Canonical URI:
https://complianceregistry.net/extensions/tessa-professional-services/v1