---
title: "View Contract Code"
method: POST
path: "/EXPERIMENTAL_view_code"
---

# View Contract Code

`POST /EXPERIMENTAL_view_code`

Returns the contract code (Wasm binary) deployed to the account.

## Request body

- JsonRpcRequestForEXPERIMENTALViewCode
  - `id` string, required
  - `jsonrpc` string, required
  - `method` 'EXPERIMENTAL_view_code', required
  - `params` union, required
    - object
      - `block_id` union, required
        - integer
        - string
      - `account_id` string, required — NEAR Account Identifier. This is a unique, syntactically valid, human-readable account identifier on the NEAR network. [See the crate-level docs for information about validation.](index.html#account-id-rules) Also see [Error kind precedence](AccountId#error-kind-precedence). ## Examples ``` use near_account_id::AccountId; let alice: AccountId = "alice.near".parse().unwrap(); assert!("ƒelicia.near".parse::<AccountId>().is_err()); // (ƒ is not f) ```
    - object
      - `finality` 'optimistic' | 'near-final' | 'final', required — Different types of finality.
      - `account_id` string, required — NEAR Account Identifier. This is a unique, syntactically valid, human-readable account identifier on the NEAR network. [See the crate-level docs for information about validation.](index.html#account-id-rules) Also see [Error kind precedence](AccountId#error-kind-precedence). ## Examples ``` use near_account_id::AccountId; let alice: AccountId = "alice.near".parse().unwrap(); assert!("ƒelicia.near".parse::<AccountId>().is_err()); // (ƒ is not f) ```
    - object
      - `sync_checkpoint` 'genesis' | 'earliest_available', required
      - `account_id` string, required — NEAR Account Identifier. This is a unique, syntactically valid, human-readable account identifier on the NEAR network. [See the crate-level docs for information about validation.](index.html#account-id-rules) Also see [Error kind precedence](AccountId#error-kind-precedence). ## Examples ``` use near_account_id::AccountId; let alice: AccountId = "alice.near".parse().unwrap(); assert!("ƒelicia.near".parse::<AccountId>().is_err()); // (ƒ is not f) ```

## Response `200`

- union
  - object
    - `result` RpcViewCodeResponse, required — A view of the contract code.
      - `block_hash` string, required
      - `block_height` integer, required
      - `code_base64` string, required
      - `hash` string, required
    - `id` string, required
    - `jsonrpc` string, required
  - object
    - `error` union, required
      - ErrorWrapperForRpcViewCodeErrorVariant0
        - `cause` union, required
          - RpcRequestValidationErrorKindVariant0
            - `info` object, required
              - …
            - `name` 'METHOD_NOT_FOUND', required
          - RpcRequestValidationErrorKindVariant1
            - `info` object, required
              - …
            - `name` 'PARSE_ERROR', required
        - `name` 'REQUEST_VALIDATION_ERROR', required
      - ErrorWrapperForRpcViewCodeErrorVariant1
        - `cause` union, required
          - RpcViewCodeErrorVariant0
            - `info` object, required
              - …
            - `name` 'UNKNOWN_BLOCK', required
          - RpcViewCodeErrorVariant1
            - `info` object, required
              - …
            - `name` 'INVALID_ACCOUNT', required
          - RpcViewCodeErrorVariant2
            - `info` object, required
              - …
            - `name` 'UNKNOWN_ACCOUNT', required
          - RpcViewCodeErrorVariant3
            - `info` object, required
              - …
            - `name` 'NO_CONTRACT_CODE', required
          - RpcViewCodeErrorVariant4
            - `info` object, required
              - …
            - `name` 'INTERNAL_ERROR', required
        - `name` 'HANDLER_ERROR', required
      - ErrorWrapperForRpcViewCodeErrorVariant2
        - `cause` InternalError, required
          - `info` object, required
            - `error_message` string, required
          - `name` 'INTERNAL_ERROR', required
        - `name` 'INTERNAL_ERROR', required
    - `id` string, required
    - `jsonrpc` string, required

---

[API](https://skmtc.net/near/apis/near-protocol-json-rpc-api-2.md) · [All operations](https://skmtc.net/near/apis/near-protocol-json-rpc-api-2/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/near/near-protocol-json-rpc-api-2/versions/2985730b17e5/schema)