Gallery Platform API
Reference

Add a session

Attaches a session (occurrence) to a program — a datetime slot with its own capacity. Sessions can also be generated in bulk from the program's recurrence rule.

POST
/gallery/programs/{programId}/sessions

Attaches a session (occurrence) to a program — a datetime slot with its own capacity. Sessions can also be generated in bulk from the program's recurrence rule.

Authorization

bearerAuth shows:create
AuthorizationBearer <token>

A gallery API key, sent as Authorization: Bearer gpk_… (or the x-api-key header).

In: header

Scope: shows:create

Path Parameters

programId*string

Header Parameters

Idempotency-Key?string

Optional. Send a unique key per logical operation to make retries safe: a retry with the same key replays the stored success for 14 days instead of re-running the write. Reusing a key with a different body returns 400.

Request Body

application/json

TypeScript Definitions

Use the request body type in TypeScript.

Attach a session (occurrence) to a program.

Response Body

application/json

application/problem+json

application/problem+json

application/problem+json

application/problem+json

application/problem+json

application/problem+json

{  "id": "string",  "event_id": "string",  "starts_at": "string",  "ends_at": "string",  "capacity": -9007199254740991,  "status": "scheduled",  "recurrence_key": "string",  "position": -9007199254740991,  "created_at": "string",  "updated_at": "string"}