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POST
Validate Agent Card

Authorizations

Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Headers

X-Project-ID
string | null

Body

application/json

A2A Agent Card JSON — supports both v0.3 and v1.0 formats.

v0.3 cards have a required top-level url and optional supportedInterfaces. v1.0 cards have required supportedInterfaces and no top-level url. The validator ensures at least one transport declaration is present.

name
string
required
Required string length: 1 - 255
version
string
required
description
string | null
Maximum string length: 2000
url
string | null
protocolVersion
string | null
supportedInterfaces
A2AInterface · object[] | null
provider
Provider · object | null
capabilities
Capabilities · object | null
skills
Skills · object[] | null
defaultInputModes
string[] | null
defaultOutputModes
string[] | null
securitySchemes
Securityschemes · object | null
security
Security · object[] | null
extensions
Extensions · object[] | null
signatures
Signatures · object[] | null

Response

Successful Response

Response from dry-run validation endpoint.

valid
boolean
required
errors
Errors · object[]
warnings
Warnings · object[]