diff --git a/packages/sdk38/src/lcdapi/base.ts b/packages/sdk38/src/lcdapi/base.ts
new file mode 100644
index 00000000..bcf457cf
--- /dev/null
+++ b/packages/sdk38/src/lcdapi/base.ts
@@ -0,0 +1,164 @@
+import { Coin } from "../coins";
+import { CosmosSdkTx } from "../types";
+
+/**
+ * The mode used to send transaction
+ *
+ * @see https://cosmos.network/rpc/#/Transactions/post_txs
+ */
+export enum BroadcastMode {
+  /** Return after tx commit */
+  Block = "block",
+  /** Return afer CheckTx */
+  Sync = "sync",
+  /** Return right away */
+  Async = "async",
+}
+
+/** A reponse from the /txs/encode endpoint */
+export interface EncodeTxResponse {
+  /** base64-encoded amino-binary encoded representation */
+  readonly tx: string;
+}
+
+interface NodeInfo {
+  readonly protocol_version: {
+    readonly p2p: string;
+    readonly block: string;
+    readonly app: string;
+  };
+  readonly id: string;
+  readonly listen_addr: string;
+  readonly network: string;
+  readonly version: string;
+  readonly channels: string;
+  readonly moniker: string;
+  readonly other: {
+    readonly tx_index: string;
+    readonly rpc_address: string;
+  };
+}
+
+interface ApplicationVersion {
+  readonly name: string;
+  readonly server_name: string;
+  readonly client_name: string;
+  readonly version: string;
+  readonly commit: string;
+  readonly build_tags: string;
+  readonly go: string;
+}
+
+export interface NodeInfoResponse {
+  readonly node_info: NodeInfo;
+  readonly application_version: ApplicationVersion;
+}
+
+interface BlockId {
+  readonly hash: string;
+  // TODO: here we also have this
+  // parts: {
+  //   total: '1',
+  //   hash: '7AF200C78FBF9236944E1AB270F4045CD60972B7C265E3A9DA42973397572931'
+  // }
+}
+
+interface BlockHeader {
+  readonly version: {
+    readonly block: string;
+    readonly app: string;
+  };
+  readonly height: string;
+  readonly chain_id: string;
+  /** An RFC 3339 time string like e.g. '2020-02-15T10:39:10.4696305Z' */
+  readonly time: string;
+  readonly last_commit_hash: string;
+  readonly last_block_id: BlockId;
+  /** Can be empty */
+  readonly data_hash: string;
+  readonly validators_hash: string;
+  readonly next_validators_hash: string;
+  readonly consensus_hash: string;
+  readonly app_hash: string;
+  /** Can be empty */
+  readonly last_results_hash: string;
+  /** Can be empty */
+  readonly evidence_hash: string;
+  readonly proposer_address: string;
+}
+
+interface Block {
+  readonly header: BlockHeader;
+  readonly data: {
+    /** Array of base64 encoded transactions */
+    readonly txs: readonly string[] | null;
+  };
+}
+
+export interface BlockResponse {
+  readonly block_id: BlockId;
+  readonly block: Block;
+}
+
+export interface CosmosSdkAccount {
+  /** Bech32 account address */
+  readonly address: string;
+  readonly coins: readonly Coin[];
+  /** Bech32 encoded pubkey */
+  readonly public_key: string;
+  readonly account_number: number;
+  readonly sequence: number;
+}
+
+export interface AuthAccountsResponse {
+  readonly height: string;
+  readonly result: {
+    readonly type: "cosmos-sdk/Account";
+    readonly value: CosmosSdkAccount;
+  };
+}
+
+export interface TxsResponse {
+  readonly height: string;
+  readonly txhash: string;
+  /** 🤷‍♂️ */
+  readonly codespace?: string;
+  /** Falsy when transaction execution succeeded. Contains error code on error. */
+  readonly code?: number;
+  readonly raw_log: string;
+  readonly logs?: object;
+  readonly tx: CosmosSdkTx;
+  /** The gas limit as set by the user */
+  readonly gas_wanted?: string;
+  /** The gas used by the execution */
+  readonly gas_used?: string;
+  readonly timestamp: string;
+}
+
+export interface SearchTxsResponse {
+  readonly total_count: string;
+  readonly count: string;
+  readonly page_number: string;
+  readonly page_total: string;
+  readonly limit: string;
+  readonly txs: readonly TxsResponse[];
+}
+
+export interface PostTxsResponse {
+  readonly height: string;
+  readonly txhash: string;
+  readonly code?: number;
+  /**
+   * The result data of the execution (hex encoded).
+   *
+   * @see https://github.com/cosmos/cosmos-sdk/blob/v0.38.4/types/result.go#L101
+   */
+  readonly data?: string;
+  readonly raw_log?: string;
+  /** The same as `raw_log` but deserialized? */
+  readonly logs?: object;
+  /** The gas limit as set by the user */
+  readonly gas_wanted?: string;
+  /** The gas used by the execution */
+  readonly gas_used?: string;
+}
diff --git a/packages/sdk38/src/lcdapi/index.ts b/packages/sdk38/src/lcdapi/index.ts
index 567e1517..59479bf3 100644
--- a/packages/sdk38/src/lcdapi/index.ts
+++ b/packages/sdk38/src/lcdapi/index.ts
@@ -1,6 +1,3 @@
-import { Coin } from "../coins";
-import { CosmosSdkTx } from "../types";
-
 //
 // Standard modules (see tracking issue https://github.com/CosmWasm/cosmjs/issues/276)
 //
@@ -11,164 +8,13 @@ export { SupplyModule, TotalSupplyAllReponse, TotalSupplyReponse } from "./suppl
 // Base types
 //
 
-/**
- * The mode used to send transaction
- *
- * @see https://cosmos.network/rpc/#/Transactions/post_txs
- */
-export enum BroadcastMode {
-  /** Return after tx commit */
-  Block = "block",
-  /** Return afer CheckTx */
-  Sync = "sync",
-  /** Return right away */
-  Async = "async",
-}
-
-/** A reponse from the /txs/encode endpoint */
-export interface EncodeTxResponse {
-  /** base64-encoded amino-binary encoded representation */
-  readonly tx: string;
-}
-
-interface NodeInfo {
-  readonly protocol_version: {
-    readonly p2p: string;
-    readonly block: string;
-    readonly app: string;
-  };
-  readonly id: string;
-  readonly listen_addr: string;
-  readonly network: string;
-  readonly version: string;
-  readonly channels: string;
-  readonly moniker: string;
-  readonly other: {
-    readonly tx_index: string;
-    readonly rpc_address: string;
-  };
-}
-
-interface ApplicationVersion {
-  readonly name: string;
-  readonly server_name: string;
-  readonly client_name: string;
-  readonly version: string;
-  readonly commit: string;
-  readonly build_tags: string;
-  readonly go: string;
-}
-
-export interface NodeInfoResponse {
-  readonly node_info: NodeInfo;
-  readonly application_version: ApplicationVersion;
-}
-
-interface BlockId {
-  readonly hash: string;
-  // TODO: here we also have this
-  // parts: {
-  //   total: '1',
-  //   hash: '7AF200C78FBF9236944E1AB270F4045CD60972B7C265E3A9DA42973397572931'
-  // }
-}
-
-interface BlockHeader {
-  readonly version: {
-    readonly block: string;
-    readonly app: string;
-  };
-  readonly height: string;
-  readonly chain_id: string;
-  /** An RFC 3339 time string like e.g. '2020-02-15T10:39:10.4696305Z' */
-  readonly time: string;
-  readonly last_commit_hash: string;
-  readonly last_block_id: BlockId;
-  /** Can be empty */
-  readonly data_hash: string;
-  readonly validators_hash: string;
-  readonly next_validators_hash: string;
-  readonly consensus_hash: string;
-  readonly app_hash: string;
-  /** Can be empty */
-  readonly last_results_hash: string;
-  /** Can be empty */
-  readonly evidence_hash: string;
-  readonly proposer_address: string;
-}
-
-interface Block {
-  readonly header: BlockHeader;
-  readonly data: {
-    /** Array of base64 encoded transactions */
-    readonly txs: readonly string[] | null;
-  };
-}
-
-export interface BlockResponse {
-  readonly block_id: BlockId;
-  readonly block: Block;
-}
-
-export interface CosmosSdkAccount {
-  /** Bech32 account address */
-  readonly address: string;
-  readonly coins: readonly Coin[];
-  /** Bech32 encoded pubkey */
-  readonly public_key: string;
-  readonly account_number: number;
-  readonly sequence: number;
-}
-
-export interface AuthAccountsResponse {
-  readonly height: string;
-  readonly result: {
-    readonly type: "cosmos-sdk/Account";
-    readonly value: CosmosSdkAccount;
-  };
-}
-
-export interface TxsResponse {
-  readonly height: string;
-  readonly txhash: string;
-  /** 🤷‍♂️ */
-  readonly codespace?: string;
-  /** Falsy when transaction execution succeeded. Contains error code on error. */
-  readonly code?: number;
-  readonly raw_log: string;
-  readonly logs?: object;
-  readonly tx: CosmosSdkTx;
-  /** The gas limit as set by the user */
-  readonly gas_wanted?: string;
-  /** The gas used by the execution */
-  readonly gas_used?: string;
-  readonly timestamp: string;
-}
-
-export interface SearchTxsResponse {
-  readonly total_count: string;
-  readonly count: string;
-  readonly page_number: string;
-  readonly page_total: string;
-  readonly limit: string;
-  readonly txs: readonly TxsResponse[];
-}
-
-export interface PostTxsResponse {
-  readonly height: string;
-  readonly txhash: string;
-  readonly code?: number;
-  /**
-   * The result data of the execution (hex encoded).
-   *
-   * @see https://github.com/cosmos/cosmos-sdk/blob/v0.38.4/types/result.go#L101
-   */
-  readonly data?: string;
-  readonly raw_log?: string;
-  /** The same as `raw_log` but deserialized? */
-  readonly logs?: object;
-  /** The gas limit as set by the user */
-  readonly gas_wanted?: string;
-  /** The gas used by the execution */
-  readonly gas_used?: string;
-}
+export {
+  AuthAccountsResponse,
+  BlockResponse,
+  BroadcastMode,
+  EncodeTxResponse,
+  PostTxsResponse,
+  NodeInfoResponse,
+  SearchTxsResponse,
+  TxsResponse,
+} from "./base";
diff --git a/packages/sdk38/src/lcdclient.spec.ts b/packages/sdk38/src/lcdapi/lcdclient.spec.ts
similarity index 98%
rename from packages/sdk38/src/lcdclient.spec.ts
rename to packages/sdk38/src/lcdapi/lcdclient.spec.ts
index e6b43eb8..e80ee2c0 100644
--- a/packages/sdk38/src/lcdclient.spec.ts
+++ b/packages/sdk38/src/lcdapi/lcdclient.spec.ts
@@ -1,17 +1,15 @@
 /* eslint-disable @typescript-eslint/camelcase */
 import { assert, sleep } from "@cosmjs/utils";
 
-import { rawSecp256k1PubkeyToAddress } from "./address";
-import { Coin } from "./coins";
-import { isPostTxFailure } from "./cosmosclient";
-import { makeSignBytes } from "./encoding";
-import { TxsResponse } from "./lcdapi";
-import { LcdApiArray, LcdClient, normalizeArray } from "./lcdclient";
-import { parseLogs } from "./logs";
-import { MsgSend } from "./msgs";
-import { makeCosmoshubPath, Secp256k1Pen } from "./pen";
-import { SigningCosmosClient } from "./signingcosmosclient";
-import cosmoshub from "./testdata/cosmoshub.json";
+import { rawSecp256k1PubkeyToAddress } from "../address";
+import { Coin } from "../coins";
+import { isPostTxFailure } from "../cosmosclient";
+import { makeSignBytes } from "../encoding";
+import { parseLogs } from "../logs";
+import { MsgSend } from "../msgs";
+import { makeCosmoshubPath, Secp256k1Pen } from "../pen";
+import { SigningCosmosClient } from "../signingcosmosclient";
+import cosmoshub from "../testdata/cosmoshub.json";
 import {
   faucet,
   makeRandomAddress,
@@ -21,8 +19,10 @@ import {
   tendermintIdMatcher,
   wasmd,
   wasmdEnabled,
-} from "./testutils.spec";
-import { StdFee } from "./types";
+} from "../testutils.spec";
+import { StdFee } from "../types";
+import { TxsResponse } from "./base";
+import { LcdApiArray, LcdClient, normalizeArray } from "./lcdclient";
 
 /** Deployed as part of scripts/wasmd/init.sh */
 export const deployedErc20 = {
diff --git a/packages/sdk38/src/lcdclient.ts b/packages/sdk38/src/lcdapi/lcdclient.ts
similarity index 99%
rename from packages/sdk38/src/lcdclient.ts
rename to packages/sdk38/src/lcdapi/lcdclient.ts
index c15d2d8f..a2bb655e 100644
--- a/packages/sdk38/src/lcdclient.ts
+++ b/packages/sdk38/src/lcdapi/lcdclient.ts
@@ -2,6 +2,7 @@
 import { assert, isNonNullObject } from "@cosmjs/utils";
 import axios, { AxiosError, AxiosInstance } from "axios";
 
+import { CosmosSdkTx, StdTx } from "../types";
 import {
   AuthAccountsResponse,
   BlockResponse,
@@ -11,8 +12,7 @@ import {
   PostTxsResponse,
   SearchTxsResponse,
   TxsResponse,
-} from "./lcdapi";
-import { CosmosSdkTx, StdTx } from "./types";
+} from "./base";
 
 /** Unfortunately, Cosmos SDK encodes empty arrays as null */
 export type LcdApiArray<T> = readonly T[] | null;
diff --git a/packages/sdk38/src/lcdapi/supply.spec.ts b/packages/sdk38/src/lcdapi/supply.spec.ts
index 6ae295e7..3d905fc9 100644
--- a/packages/sdk38/src/lcdapi/supply.spec.ts
+++ b/packages/sdk38/src/lcdapi/supply.spec.ts
@@ -1,5 +1,5 @@
-import { LcdClient } from "../lcdclient";
 import { pendingWithoutWasmd, wasmd } from "../testutils.spec";
+import { LcdClient } from "./lcdclient";
 import { setupSupplyModule } from "./supply";
 
 describe("supply", () => {
diff --git a/packages/sdk38/src/lcdapi/supply.ts b/packages/sdk38/src/lcdapi/supply.ts
index 2063954f..081310ad 100644
--- a/packages/sdk38/src/lcdapi/supply.ts
+++ b/packages/sdk38/src/lcdapi/supply.ts
@@ -1,5 +1,5 @@
 import { Coin } from "../coins";
-import { LcdApiArray, LcdClient, LcdModule } from "../lcdclient";
+import { LcdApiArray, LcdClient, LcdModule } from "./lcdclient";
 
 export interface TotalSupplyAllReponse {
   readonly height: string;
diff --git a/packages/sdk38/types/lcdapi/base.d.ts b/packages/sdk38/types/lcdapi/base.d.ts
new file mode 100644
index 00000000..3f520738
--- /dev/null
+++ b/packages/sdk38/types/lcdapi/base.d.ts
@@ -0,0 +1,146 @@
+import { Coin } from "../coins";
+import { CosmosSdkTx } from "../types";
+/**
+ * The mode used to send transaction
+ *
+ * @see https://cosmos.network/rpc/#/Transactions/post_txs
+ */
+export declare enum BroadcastMode {
+  /** Return after tx commit */
+  Block = "block",
+  /** Return afer CheckTx */
+  Sync = "sync",
+  /** Return right away */
+  Async = "async",
+}
+/** A reponse from the /txs/encode endpoint */
+export interface EncodeTxResponse {
+  /** base64-encoded amino-binary encoded representation */
+  readonly tx: string;
+}
+interface NodeInfo {
+  readonly protocol_version: {
+    readonly p2p: string;
+    readonly block: string;
+    readonly app: string;
+  };
+  readonly id: string;
+  readonly listen_addr: string;
+  readonly network: string;
+  readonly version: string;
+  readonly channels: string;
+  readonly moniker: string;
+  readonly other: {
+    readonly tx_index: string;
+    readonly rpc_address: string;
+  };
+}
+interface ApplicationVersion {
+  readonly name: string;
+  readonly server_name: string;
+  readonly client_name: string;
+  readonly version: string;
+  readonly commit: string;
+  readonly build_tags: string;
+  readonly go: string;
+}
+export interface NodeInfoResponse {
+  readonly node_info: NodeInfo;
+  readonly application_version: ApplicationVersion;
+}
+interface BlockId {
+  readonly hash: string;
+}
+interface BlockHeader {
+  readonly version: {
+    readonly block: string;
+    readonly app: string;
+  };
+  readonly height: string;
+  readonly chain_id: string;
+  /** An RFC 3339 time string like e.g. '2020-02-15T10:39:10.4696305Z' */
+  readonly time: string;
+  readonly last_commit_hash: string;
+  readonly last_block_id: BlockId;
+  /** Can be empty */
+  readonly data_hash: string;
+  readonly validators_hash: string;
+  readonly next_validators_hash: string;
+  readonly consensus_hash: string;
+  readonly app_hash: string;
+  /** Can be empty */
+  readonly last_results_hash: string;
+  /** Can be empty */
+  readonly evidence_hash: string;
+  readonly proposer_address: string;
+}
+interface Block {
+  readonly header: BlockHeader;
+  readonly data: {
+    /** Array of base64 encoded transactions */
+    readonly txs: readonly string[] | null;
+  };
+}
+export interface BlockResponse {
+  readonly block_id: BlockId;
+  readonly block: Block;
+}
+export interface CosmosSdkAccount {
+  /** Bech32 account address */
+  readonly address: string;
+  readonly coins: readonly Coin[];
+  /** Bech32 encoded pubkey */
+  readonly public_key: string;
+  readonly account_number: number;
+  readonly sequence: number;
+}
+export interface AuthAccountsResponse {
+  readonly height: string;
+  readonly result: {
+    readonly type: "cosmos-sdk/Account";
+    readonly value: CosmosSdkAccount;
+  };
+}
+export interface TxsResponse {
+  readonly height: string;
+  readonly txhash: string;
+  /** 🤷‍♂️ */
+  readonly codespace?: string;
+  /** Falsy when transaction execution succeeded. Contains error code on error. */
+  readonly code?: number;
+  readonly raw_log: string;
+  readonly logs?: object;
+  readonly tx: CosmosSdkTx;
+  /** The gas limit as set by the user */
+  readonly gas_wanted?: string;
+  /** The gas used by the execution */
+  readonly gas_used?: string;
+  readonly timestamp: string;
+}
+export interface SearchTxsResponse {
+  readonly total_count: string;
+  readonly count: string;
+  readonly page_number: string;
+  readonly page_total: string;
+  readonly limit: string;
+  readonly txs: readonly TxsResponse[];
+}
+export interface PostTxsResponse {
+  readonly height: string;
+  readonly txhash: string;
+  readonly code?: number;
+  /**
+   * The result data of the execution (hex encoded).
+   *
+   * @see https://github.com/cosmos/cosmos-sdk/blob/v0.38.4/types/result.go#L101
+   */
+  readonly data?: string;
+  readonly raw_log?: string;
+  /** The same as `raw_log` but deserialized? */
+  readonly logs?: object;
+  /** The gas limit as set by the user */
+  readonly gas_wanted?: string;
+  /** The gas used by the execution */
+  readonly gas_used?: string;
+}
+export {};
diff --git a/packages/sdk38/types/lcdapi/index.d.ts b/packages/sdk38/types/lcdapi/index.d.ts
index 7341b9bf..5c36adce 100644
--- a/packages/sdk38/types/lcdapi/index.d.ts
+++ b/packages/sdk38/types/lcdapi/index.d.ts
@@ -1,146 +1,11 @@
-import { Coin } from "../coins";
-import { CosmosSdkTx } from "../types";
 export { SupplyModule, TotalSupplyAllReponse, TotalSupplyReponse } from "./supply";
-/**
- * The mode used to send transaction
- *
- * @see https://cosmos.network/rpc/#/Transactions/post_txs
- */
-export declare enum BroadcastMode {
-  /** Return after tx commit */
-  Block = "block",
-  /** Return afer CheckTx */
-  Sync = "sync",
-  /** Return right away */
-  Async = "async",
-}
-/** A reponse from the /txs/encode endpoint */
-export interface EncodeTxResponse {
-  /** base64-encoded amino-binary encoded representation */
-  readonly tx: string;
-}
-interface NodeInfo {
-  readonly protocol_version: {
-    readonly p2p: string;
-    readonly block: string;
-    readonly app: string;
-  };
-  readonly id: string;
-  readonly listen_addr: string;
-  readonly network: string;
-  readonly version: string;
-  readonly channels: string;
-  readonly moniker: string;
-  readonly other: {
-    readonly tx_index: string;
-    readonly rpc_address: string;
-  };
-}
-interface ApplicationVersion {
-  readonly name: string;
-  readonly server_name: string;
-  readonly client_name: string;
-  readonly version: string;
-  readonly commit: string;
-  readonly build_tags: string;
-  readonly go: string;
-}
-export interface NodeInfoResponse {
-  readonly node_info: NodeInfo;
-  readonly application_version: ApplicationVersion;
-}
-interface BlockId {
-  readonly hash: string;
-}
-interface BlockHeader {
-  readonly version: {
-    readonly block: string;
-    readonly app: string;
-  };
-  readonly height: string;
-  readonly chain_id: string;
-  /** An RFC 3339 time string like e.g. '2020-02-15T10:39:10.4696305Z' */
-  readonly time: string;
-  readonly last_commit_hash: string;
-  readonly last_block_id: BlockId;
-  /** Can be empty */
-  readonly data_hash: string;
-  readonly validators_hash: string;
-  readonly next_validators_hash: string;
-  readonly consensus_hash: string;
-  readonly app_hash: string;
-  /** Can be empty */
-  readonly last_results_hash: string;
-  /** Can be empty */
-  readonly evidence_hash: string;
-  readonly proposer_address: string;
-}
-interface Block {
-  readonly header: BlockHeader;
-  readonly data: {
-    /** Array of base64 encoded transactions */
-    readonly txs: ReadonlyArray<string> | null;
-  };
-}
-export interface BlockResponse {
-  readonly block_id: BlockId;
-  readonly block: Block;
-}
-export interface CosmosSdkAccount {
-  /** Bech32 account address */
-  readonly address: string;
-  readonly coins: ReadonlyArray<Coin>;
-  /** Bech32 encoded pubkey */
-  readonly public_key: string;
-  readonly account_number: number;
-  readonly sequence: number;
-}
-export interface AuthAccountsResponse {
-  readonly height: string;
-  readonly result: {
-    readonly type: "cosmos-sdk/Account";
-    readonly value: CosmosSdkAccount;
-  };
-}
-export interface TxsResponse {
-  readonly height: string;
-  readonly txhash: string;
-  /** 🤷‍♂️ */
-  readonly codespace?: string;
-  /** Falsy when transaction execution succeeded. Contains error code on error. */
-  readonly code?: number;
-  readonly raw_log: string;
-  readonly logs?: object;
-  readonly tx: CosmosSdkTx;
-  /** The gas limit as set by the user */
-  readonly gas_wanted?: string;
-  /** The gas used by the execution */
-  readonly gas_used?: string;
-  readonly timestamp: string;
-}
-export interface SearchTxsResponse {
-  readonly total_count: string;
-  readonly count: string;
-  readonly page_number: string;
-  readonly page_total: string;
-  readonly limit: string;
-  readonly txs: readonly TxsResponse[];
-}
-export interface PostTxsResponse {
-  readonly height: string;
-  readonly txhash: string;
-  readonly code?: number;
-  /**
-   * The result data of the execution (hex encoded).
-   *
-   * @see https://github.com/cosmos/cosmos-sdk/blob/v0.38.4/types/result.go#L101
-   */
-  readonly data?: string;
-  readonly raw_log?: string;
-  /** The same as `raw_log` but deserialized? */
-  readonly logs?: object;
-  /** The gas limit as set by the user */
-  readonly gas_wanted?: string;
-  /** The gas used by the execution */
-  readonly gas_used?: string;
-}
+export {
+  AuthAccountsResponse,
+  BlockResponse,
+  BroadcastMode,
+  EncodeTxResponse,
+  PostTxsResponse,
+  NodeInfoResponse,
+  SearchTxsResponse,
+  TxsResponse,
+} from "./base";
diff --git a/packages/sdk38/types/lcdclient.d.ts b/packages/sdk38/types/lcdapi/lcdclient.d.ts
similarity index 97%
rename from packages/sdk38/types/lcdclient.d.ts
rename to packages/sdk38/types/lcdapi/lcdclient.d.ts
index 349373ea..b0e6fe67 100644
--- a/packages/sdk38/types/lcdclient.d.ts
+++ b/packages/sdk38/types/lcdapi/lcdclient.d.ts
@@ -1,3 +1,4 @@
+import { CosmosSdkTx, StdTx } from "../types";
 import {
   AuthAccountsResponse,
   BlockResponse,
@@ -7,11 +8,10 @@ import {
   PostTxsResponse,
   SearchTxsResponse,
   TxsResponse,
-} from "./lcdapi";
-import { CosmosSdkTx, StdTx } from "./types";
+} from "./base";
 /** Unfortunately, Cosmos SDK encodes empty arrays as null */
-export declare type LcdApiArray<T> = ReadonlyArray<T> | null;
-export declare function normalizeArray<T>(backend: LcdApiArray<T>): ReadonlyArray<T>;
+export declare type LcdApiArray<T> = readonly T[] | null;
+export declare function normalizeArray<T>(backend: LcdApiArray<T>): readonly T[];
 export declare type LcdModule = Record<string, (...args: any[]) => any>;
 declare type LcdModuleSetup<M> = (base: LcdClient) => M;
 export interface LcdClientBaseOptions {
diff --git a/packages/sdk38/types/lcdapi/lcdclient.spec.d.ts b/packages/sdk38/types/lcdapi/lcdclient.spec.d.ts
new file mode 100644
index 00000000..42096dd0
--- /dev/null
+++ b/packages/sdk38/types/lcdapi/lcdclient.spec.d.ts
@@ -0,0 +1,8 @@
+/** Deployed as part of scripts/wasmd/init.sh */
+export declare const deployedErc20: {
+  codeId: number;
+  source: string;
+  builder: string;
+  checksum: string;
+  instances: string[];
+};
diff --git a/packages/sdk38/types/lcdapi/supply.d.ts b/packages/sdk38/types/lcdapi/supply.d.ts
index 321869a9..90186538 100644
--- a/packages/sdk38/types/lcdapi/supply.d.ts
+++ b/packages/sdk38/types/lcdapi/supply.d.ts
@@ -1,5 +1,5 @@
 import { Coin } from "../coins";
-import { LcdApiArray, LcdClient, LcdModule } from "../lcdclient";
+import { LcdApiArray, LcdClient, LcdModule } from "./lcdclient";
 export interface TotalSupplyAllReponse {
   readonly height: string;
   readonly result: LcdApiArray<Coin>;