---
title: "MLB transactions — IL moves, call-ups, DFAs (Build+)"
method: GET
path: "/v1/mlb/transactions"
tags: ["MLB"]
---

# MLB transactions — IL moves, call-ups, DFAs (Build+)

`GET /v1/mlb/transactions`

## Request

- Base URL: `https://api.playcallerapp.com`
- URL: `https://api.playcallerapp.com/v1/mlb/transactions`
- Auth: API key in header `X-PlayCaller-Key`

Recent MLB roster transactions including IL placements/activations, DFA designations, trade acquisitions, and minor-league call-ups. Sourced from MLB Stats API (statsapi.mlb.com). Cached 1 hour.

**Tier access:** Build, Growth, Pro Insights, Syndicate Alpha

## Query parameters

- `startDate` string, date
- `endDate` string, date
- `type` string

## Response `200`

MLB transactions

- object
  - `success` boolean
  - `endpoint` string
  - `sport` string
  - `start_date` string, date
  - `end_date` string, date
  - `count` integer
  - `data` object[]
    - `id` integer, nullable
    - `date` string, date
    - `effective_date` string, date, nullable
    - `type_code` string
    - `type_desc` string
    - `description` string, nullable
    - `player_id` string
    - `player_name` string
    - `from_team` string, nullable
    - `to_team` string, nullable
  - `meta` ResponseMeta
    - `sport` string
    - `league` string: Present on multi-sport (ESPN-backed) endpoints; mirrors sport unless a sport has sub-leagues (e.g. soccer: epl/mls).
    - `tier` string
    - `calls_remaining_this_month` integer
    - `documentation_url` string, uri

## Other responses

- `401`: Missing or invalid API key
- `402`: Build tier or higher required
- `429`: Rate limit or monthly quota exceeded
- `500`: Internal server error

---

[API](https://skmtc.dev/playcallerapp/apis/playcaller-data-api.md) · [All operations](https://skmtc.dev/playcallerapp/apis/playcaller-data-api/llms.txt) · [OpenAPI document](https://skmtc.dev/playcallerapp/apis/playcaller-data-api/revisions/100c0a3ffbfe?raw)