---
title: "List immutable verifier session events"
method: GET
path: "/api/oid4vp/v1/testing/instances/{instanceId}/sessions/{sessionId}/events"
tags: ["Testing"]
---

# List immutable verifier session events

`GET /api/oid4vp/v1/testing/instances/{instanceId}/sessions/{sessionId}/events`

## Path parameters

- `instanceId` string, required
- `sessionId` string, required

## Query parameters

- `afterSequence` integer
- `cursor` string
- `limit` integer

## Response `200`

Ordered, redacted verifier session events.

- VerifierTestingSessionEventPage
  - `items` VerifierTestingSessionEvent[], required
    - `sourceEventId` string, required — Stable identifier of the persisted source event used for idempotent projection.
    - `sequence` integer, required
    - `occurredAt` string, date-time, required
    - `eventType` string, required
    - `oldState` string, nullable
    - `newState` string, nullable
    - `safeMetadata` object, nullable
    - `redactedDiagnosticDetail` string, nullable
  - `nextCursor` string, nullable, required

## Other responses

- `400` — The event cursor or sequence filter is malformed.
- `401` — Missing or invalid bearer credentials.
- `404` — Session not found.

## Changes

- **2026-07-17** `adc83292e12f` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/sphereon-opensource/apis/oid4vp-verifier-integration-api/changes/api/oid4vp/v1/testing/instances/:instanceId/sessions/:sessionId/events/get.md)

---

[API](https://skmtc.dev/sphereon-opensource/apis/oid4vp-verifier-integration-api.md) · [All operations](https://skmtc.dev/sphereon-opensource/apis/oid4vp-verifier-integration-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/sphereon-opensource/oid4vp-verifier-integration-api/revisions/adc83292e12f/schema)