---
title: "Get the MARF value for a given key"
method: GET
path: "/v2/clarity/marf/{marf_key_hash}"
tags: ["Smart Contracts"]
---

# Get the MARF value for a given key

`GET /v2/clarity/marf/{marf_key_hash}`

## Request

- Base URL: `http://localhost:20443`
- URL: `http://localhost:20443/v2/clarity/marf/{marf_key_hash}`
- Auth: none required

Attempt to fetch the value of a MARF key. The key is a 64-character
hex string representing the MARF node hash.

## Path parameters

- `marf_key_hash` string, required

## Parameters

- `./components/parameters/proof.yaml` (unresolved $ref)
- `./components/parameters/tip.yaml` (unresolved $ref)

## Response `200`

Success

- ClarityData (unresolved $ref)

## Other responses

- `400`: Bad request
- `404`: Not found

## Changes

- **2025-07-08** `488dd3b80020`: 1 breaking
  - api removed without deprecation
- **2025-06-26** `2fc5956efe3d`: 1 breaking
  - api removed without deprecation

[Operation history](https://skmtc.dev/stacks-network/apis/stacks-3-0-rpc-api/changes/v2/clarity/marf/:marf_key_hash/get.md)

---

[API](https://skmtc.dev/stacks-network/apis/stacks-3-0-rpc-api.md) - [All operations](https://skmtc.dev/stacks-network/apis/stacks-3-0-rpc-api/llms.txt) - [OpenAPI document](https://skmtc.dev/stacks-network/apis/stacks-3-0-rpc-api/revisions/c93a67b3d8ee?raw)