diff --git a/packages/sdk/src/actions/getChains.ts b/packages/sdk/src/actions/getChains.ts
index 70890775..c656b30f 100644
--- a/packages/sdk/src/actions/getChains.ts
+++ b/packages/sdk/src/actions/getChains.ts
@@ -31,7 +31,8 @@ export const _getChains = async (
 ): Promise<ExtendedChain[]> => {
   if (params) {
     for (const key of Object.keys(params)) {
-      if (!params[key as keyof ChainsRequest]) {
+      const value = params[key as keyof ChainsRequest]
+      if (value === undefined || value === null) {
         delete params[key as keyof ChainsRequest]
       }
     }
diff --git a/packages/sdk/src/actions/getTokens.ts b/packages/sdk/src/actions/getTokens.ts
index fd14d578..39d953a1 100644
--- a/packages/sdk/src/actions/getTokens.ts
+++ b/packages/sdk/src/actions/getTokens.ts
@@ -32,7 +32,8 @@ export async function getTokens(
 ): Promise<TokensResponse> {
   if (params) {
     for (const key of Object.keys(params)) {
-      if (!params[key as keyof TokensRequest]) {
+      const value = params[key as keyof TokensRequest]
+      if (value === undefined || value === null) {
         delete params[key as keyof TokensRequest]
       }
     }
diff --git a/packages/sdk/src/actions/getTools.ts b/packages/sdk/src/actions/getTools.ts
index 6995caaf..8c61eaef 100644
--- a/packages/sdk/src/actions/getTools.ts
+++ b/packages/sdk/src/actions/getTools.ts
@@ -16,7 +16,8 @@ export const getTools = async (
 ): Promise<ToolsResponse> => {
   if (params) {
     for (const key of Object.keys(params)) {
-      if (!params[key as keyof ToolsRequest]) {
+      const value = params[key as keyof ToolsRequest]
+      if (value === undefined || value === null) {
         delete params[key as keyof ToolsRequest]
       }
     }