---
title: "Shard access endpoint for binders/non-binders. Returns signed URLs for existing Parquet shards under the dataset prefix."
method: POST
path: "/v2/data-access/shards"
tags: ["Data Access"]
---

# Shard access endpoint for binders/non-binders. Returns signed URLs for existing Parquet shards under the dataset prefix.

`POST /v2/data-access/shards`

## Request

- Base URL: `https://api.omtx.ai` (the document declares no server; this is the origin it was published from)
- URL: `https://api.omtx.ai/v2/data-access/shards`
- Auth: one of:
  - API key in header `x-api-key`
  - HTTP bearer

## Headers

- `Idempotency-Key` string, required

## Request body

- object: Request model for shard access (signed URL response).
  - `protein_uuid` string, required: Target protein UUID

## Response `200`

Successful Response

- unknown

---

[API](https://skmtc.dev/omtx/apis/gateway.md) - [All operations](https://skmtc.dev/omtx/apis/gateway/llms.txt) - [OpenAPI document](https://skmtc.dev/omtx/apis/gateway/revisions/232715a75205?raw)