person.joined
A person joined the workspace: by an invite, or as its first person. Their role starts here.
Direction: Chips → the log
Sent by: Chips only; refused from a client
Requires a run: no
Schema: person.joined.json
Fields
Section titled “Fields”Every event also carries the envelope.
| Field | Required | Type | Description |
|---|---|---|---|
v |
yes | 1 |
Protocol major version. |
type |
yes | "person.joined" |
|
id |
yes | string |
The event’s own id. Stable across a retry of the same event. |
ts |
yes | string |
When it happened, by Chips’ clock. Stamped on the way in; a value the sender writes is replaced. |
workspace_id |
yes | string |
A workspace identifier: ws_ followed by a ULID. |
space_id |
no | string |
The space, when the event belongs to one. |
run_id |
no | string |
The run, when the event belongs to one. |
seq |
no | number |
Assigned by the server on append, monotonic per workspace. Absent on the way in. |
idempotency_key |
no | string |
Required on every client-originated write. Sending the same key twice is a no-op. |
actor |
yes | object | The participant an event is attributed to. |
actor.kind |
yes | "person" | "harness" | "agent" | "system" |
Whether a person, a harness, one of a harness’s agents or Chips itself acted. |
actor.id |
yes | string |
The participant id, or system for Chips. |
actor.harness_id |
no | string |
For an agent: the harness it speaks through, whose budget and runs are the agent’s (ADR 0087). Filled in by Chips. |
participant_id |
yes | string |
Who joined. |
display_name |
yes | string |
Their name, so a screen needs no lookup. |
role |
yes | "owner" | "admin" | "member" | "guest" |
Owner, admin, member or guest of the workspace: what a person may do here. |
invite_id |
no | string |
The invite they redeemed, when they came by one. Never the invite itself. |
invited_by |
no | string |
Who issued that invite. |
Example
Section titled “Example”{ "v": 1, "type": "person.joined", "id": "evt_01K4ZQPX0000000000000000D0", "ts": "2026-09-06T09:00:00.004Z", "workspace_id": "ws_01K4ZQPX000000000000000001", "actor": { "kind": "person", "id": "usr_01K4ZQPX000000000000000009" }, "participant_id": "usr_01K4ZQPX000000000000000009", "display_name": "Dana", "role": "member", "invite_id": "inv_01K4ZQPX0000000000000000D1", "invited_by": "usr_01K4ZQPX000000000000000003"}