diff --git a/src/key/CLIKey.ts b/src/key/CLIKey.ts
deleted file mode 100644
index 4378a24..0000000
--- a/src/key/CLIKey.ts
+++ /dev/null
@@ -1,132 +0,0 @@
-import { Key } from './Key';
-import {
-  AccAddress,
-  ValAddress,
-  SignDoc,
-  SignatureV2,
-  PublicKey,
-} from '../core';
-import { execSync } from 'child_process';
-import { fileSync } from 'tmp';
-import { writeFileSync } from 'fs';
-import { resolve } from 'path';
-import { homedir } from 'os';
-
-interface CLIKeyParams {
-  keyName: string;
-  multisig?: string;
-  cliPath?: string;
-  home?: string;
-}
-
-/**
- * Key implementation that uses `initiad` to sign transactions. Keys should be registered
- * in `initiad`'s OS keyring.
- *
- * NOTE: This Key implementation overrides `createSignature()` and only provide a shim
- * for `sign()`.
- */
-export class CLIKey extends Key {
-  private _accAddress?: AccAddress;
-
-  /**
-   *
-   * @param keyName name of the key for initiad
-   * @param multisig (optional) address of multisig account on behalf of which transaction shall be signed
-   * @param cliPath (optional) path of initiad
-   * @param home (optional) home option for initiad
-   */
-  constructor(private params: CLIKeyParams) {
-    super();
-    params.cliPath = params.cliPath ?? 'initiad';
-    params.home = params.home ?? resolve(homedir(), '.initiad', 'config');
-  }
-
-  private generateCommand(args: string) {
-    return `${this.params.cliPath} ${args} --output json ${
-      this.params.home ? `--home ${this.params.home}` : ''
-    }`;
-  }
-
-  private loadAccountDetails() {
-    const details = JSON.parse(
-      execSync(
-        this.generateCommand(`keys show ${this.params.keyName}`)
-      ).toString()
-    );
-
-    this._accAddress = details.address;
-    this.publicKey = PublicKey.fromData(JSON.parse(details.pubkey));
-  }
-
-  /**
-   * Initia account address. `init-` prefixed.
-   */
-  public get accAddress(): AccAddress {
-    if (!this._accAddress) {
-      this.loadAccountDetails();
-      return this.accAddress;
-    }
-    return this._accAddress;
-  }
-
-  /**
-   * Initia validator address. `initvaloper-` prefixed.
-   */
-  public get valAddress(): ValAddress {
-    if (!this._accAddress) {
-      this.loadAccountDetails();
-      return this.valAddress;
-    }
-    return ValAddress.fromAccAddress(this._accAddress);
-  }
-
-  public async sign(): Promise<Buffer> {
-    throw new Error(
-      'CLIKey does not use sign() -- use createSignature() directly.'
-    );
-  }
-
-  public async signWithKeccak256(): Promise<Buffer> {
-    throw new Error('cli does not support eip191 signing');
-  }
-
-  public async createSignature(tx: SignDoc): Promise<SignatureV2> {
-    if (this.params.multisig) {
-      throw new Error('multisig is not supported in direct sign mode');
-    }
-
-    const tmpobj = fileSync({ postfix: '.json' });
-    writeFileSync(tmpobj.fd, JSON.stringify(tx.toUnSignedTx().toData()));
-
-    const result = execSync(
-      this.generateCommand(
-        `tx sign ${tmpobj.name} --yes --signature-only --from ${this.params.keyName} --offline ` +
-          `--chain-id ${tx.chain_id} --account-number ${tx.account_number} --sequence ${tx.sequence} ` +
-          `${
-            this.params.multisig ? `--multisig ${this.params.multisig}` : ''
-          } --sign-mode direct`
-      )
-    ).toString();
-    tmpobj.removeCallback();
-    return SignatureV2.fromData(JSON.parse(result)['signatures'][0]);
-  }
-
-  public async createSignatureAmino(tx: SignDoc): Promise<SignatureV2> {
-    const tmpobj = fileSync({ postfix: '.json' });
-    writeFileSync(tmpobj.fd, JSON.stringify(tx.toUnSignedTx().toData()));
-
-    const result = execSync(
-      this.generateCommand(
-        `tx sign ${tmpobj.name} --yes --signature-only --from ${this.params.keyName} --offline ` +
-          `--chain-id ${tx.chain_id} --account-number ${tx.account_number} --sequence ${tx.sequence} ` +
-          `${
-            this.params.multisig ? `--multisig ${this.params.multisig}` : ''
-          } --sign-mode amino-json`
-      )
-    ).toString();
-
-    tmpobj.removeCallback();
-    return SignatureV2.fromData(JSON.parse(result)['signatures'][0]);
-  }
-}