---
title: "Append workspace log entry (Sync V3 Phase 3)"
method: POST
path: "/v1/cloud/workspace/log/append"
tags: ["v1", "Cloud Infrastructure"]
---

# Append workspace log entry (Sync V3 Phase 3)

`POST /v1/cloud/workspace/log/append`

## Request

- Base URL: `https://memory.papr.ai`
- URL: `https://memory.papr.ai/v1/cloud/workspace/log/append`
- Auth: one of:
  - API key in header `X-API-Key`
  - HTTP bearer

## Request body

- WorkspaceLogAppendRequest
  - `namespaceId` string, nullable
  - `slug` string, nullable
  - `paprApiKey` string, nullable
  - `shareToken` string, nullable
  - `orgId` string, nullable
  - `ownerUserId` string, nullable
  - `appId` string, nullable
  - `external_user_id` string, nullable: Parse _User.objectId of the acting user (desktop OAuth). Used for ownership-scoped cloud operations instead of the API key user.
  - `replicaId` string, required
  - `kind` string, required: row | schema | snapshot
  - `dbSourceId` string, nullable
  - `payload` object

## Response `200`

Successful Response

- WorkspaceLogAppendResponse
  - `replicaId` string, required
  - `seq` integer, required
  - `hlc` string, required
  - `kind` string, required
  - `dbSourceId` string, nullable
  - `latencyMs` integer, required
  - `timing` WorkspaceLogAppendTiming
    - `credentialsMs` integer, required
    - `ensureTablesMs` integer, required
    - `oplogPipelineMs` integer, required
    - `materializePipelineMs` integer, required
  - `changes` integer, nullable
  - `lastInsertRowid` integer, nullable

## Other responses

- `422`: Validation Error

## Changes

- **2026-10-16** `0e7a5c0d125d`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/papr-ai/apis/papr-memory-api/changes/v1/cloud/workspace/log/append/post.md)

---

[API](https://skmtc.dev/papr-ai/apis/papr-memory-api.md) - [All operations](https://skmtc.dev/papr-ai/apis/papr-memory-api/llms.txt) - [OpenAPI document](https://skmtc.dev/papr-ai/apis/papr-memory-api/revisions/6fc381dc78b3?raw)