---
title: "Get client metadata"
method: GET
path: "/oid4vp/api/openid-client-metadata.json"
tags: ["Verfifier OID4VP API"]
---

# Get client metadata

`GET /oid4vp/api/openid-client-metadata.json`

Metadata providing further information about the verifier, such as name and logo.

## Response `200`

Request object either as plaintext or signed JWT

- OpenidClientMetadataDto — Verifier metadata values. Additional Verifier metadata parameters MAY be defined and used, as described in [RFC7591]. The Wallet MUST ignore any unrecognized parameters.
  - `client_id` string
  - `jwks` JWKSet, required
    - `keys` JsonWebKey[]
      - `kty` string
      - `kid` string
      - `use` string
      - `alg` string
      - `n` string
      - `e` string
      - `crv` string
      - `x` string
      - `y` string
  - `encrypted_response_enc_values_supported` string[], required — If present, should be non-empty array of JWE algorithms as in RFC7516. When a response_mode requiring encryption of the Response (such as direct_post.jwt) is specified, one of the specified algorithms is to be used.
  - `vp_formats_supported` OpenIdClientMetadataVpFormatsSupported, required
    - `dc+sd-jwt` OpenIdClientMetadataVpFormatSdJwt
      - `sd-jwt_alg_values` string[], nullable
      - `kb-jwt_alg_values` string[], nullable
  - `additionalProperties` object

## Other responses

- `400` — Bad Request

## Changes

- **2026-08-10** `ab0c6141945b` — 1 info
  - added the optional property `client_id` to the response with the `200` status
- **2026-07-17** `fae9dfb6334a` — 1 breaking
  - the `vp_formats_supported/dc+sd-jwt` response's property type/format changed from `null`/`` to `object`/`` for status `200`
- **2026-07-10** `1bc1c2cf9a8d` — 2 info
  - the response property `encrypted_response_enc_values_supported` became required for the status `200`
  - the response property `jwks` became required for the status `200`
- **2025-06-24** `fdacaa27c160` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/swiyu/apis/verifier-api/changes/oid4vp/api/openid-client-metadata.json/get.md)

---

[API](https://skmtc.dev/swiyu/apis/verifier-api.md) · [All operations](https://skmtc.dev/swiyu/apis/verifier-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/swiyu/verifier-api/revisions/c8faed2576c7/schema)