---
title: "Gateway Get V2 Knowledge Opentargets Association Evidence"
method: GET
path: "/v2/knowledge/opentargets/association-evidence"
tags: ["Knowledge"]
---

# Gateway Get V2 Knowledge Opentargets Association Evidence

`GET /v2/knowledge/opentargets/association-evidence`

## 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/knowledge/opentargets/association-evidence`
- Auth: one of:
  - API key in header `x-api-key`
  - HTTP bearer

## Query parameters

- `target_ensembl_id` string, required
- `disease_id` string, required: Exact Open Targets disease/phenotype ID returned by query_opentargets_disease_associations. Multiple namespaces (including MONDO and EFO) are supported; do not substitute an alias from another ontology without resolving it in the current Open Targets release.
- `limit` integer

## 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)