diff --git a/src/main/java/org/folio/EcsTlrApplication.java b/src/main/java/org/folio/EcsTlrApplication.java
index 21feef82..666e4ad5 100644
--- a/src/main/java/org/folio/EcsTlrApplication.java
+++ b/src/main/java/org/folio/EcsTlrApplication.java
@@ -2,8 +2,10 @@
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.openfeign.EnableFeignClients;
 
 @SpringBootApplication
+@EnableFeignClients
 public class EcsTlrApplication {
 
   public static void main(String[] args) {
diff --git a/src/main/java/org/folio/client/feign/SearchClient.java b/src/main/java/org/folio/client/feign/SearchClient.java
new file mode 100644
index 00000000..5944b4cc
--- /dev/null
+++ b/src/main/java/org/folio/client/feign/SearchClient.java
@@ -0,0 +1,26 @@
+package org.folio.client.feign;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import org.folio.model.ResultList;
+import org.folio.spring.config.FeignClientConfiguration;
+import org.folio.support.CqlQuery;
+import org.springframework.cloud.openfeign.FeignClient;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+
+@FeignClient(name = "search", configuration = FeignClientConfiguration.class)
+public interface SearchClient {
+
+  @GetMapping("/instances")
+  ResultList<Instance> searchInstances(@RequestParam("query") CqlQuery cql, @RequestParam("expandAll") Boolean expandAll);
+
+  @AllArgsConstructor
+  @Data
+  @JsonIgnoreProperties(ignoreUnknown = true)
+  class Instance {
+    private String id;
+    private String tenantId;
+  }
+}
diff --git a/src/main/java/org/folio/model/ResultList.java b/src/main/java/org/folio/model/ResultList.java
new file mode 100644
index 00000000..1fdcde01
--- /dev/null
+++ b/src/main/java/org/folio/model/ResultList.java
@@ -0,0 +1,22 @@
+package org.folio.model;
+
+import com.fasterxml.jackson.annotation.JsonAlias;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import java.util.Collections;
+import java.util.List;
+
+@Data
+@NoArgsConstructor
+@AllArgsConstructor(staticName = "of")
+public class ResultList<T> {
+  @JsonAlias("total_records")
+  private int totalRecords = 0;
+
+  private List<T> result = Collections.emptyList();
+
+  public static <R> ResultList<R> of(List<R> result) {
+    return new ResultList<>(result.size(), result);
+  }
+}
diff --git a/src/main/java/org/folio/support/CqlQuery.java b/src/main/java/org/folio/support/CqlQuery.java
new file mode 100644
index 00000000..398a16b7
--- /dev/null
+++ b/src/main/java/org/folio/support/CqlQuery.java
@@ -0,0 +1,9 @@
+package org.folio.support;
+
+import static java.lang.String.format;
+
+public record CqlQuery(String query) {
+  public static CqlQuery exactMatch(String index, String value) {
+    return new CqlQuery(format("%s==\"%s\"", index, value));
+  }
+}
diff --git a/src/test/java/org/folio/client/SearchClientTest.java b/src/test/java/org/folio/client/SearchClientTest.java
new file mode 100644
index 00000000..a8a98be0
--- /dev/null
+++ b/src/test/java/org/folio/client/SearchClientTest.java
@@ -0,0 +1,33 @@
+package org.folio.client;
+
+import org.folio.support.CqlQuery;
+import org.folio.client.feign.SearchClient;
+import org.folio.model.ResultList;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+import java.util.List;
+import java.util.UUID;
+
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyBoolean;
+import static org.mockito.Mockito.when;
+
+@ExtendWith(MockitoExtension.class)
+class SearchClientTest {
+  @Mock
+  private SearchClient searchClient;
+
+  @Test
+  void canGetInstances() {
+    SearchClient.Instance instance = new SearchClient.Instance(UUID.randomUUID().toString(), "tenant1");
+    ResultList<SearchClient.Instance> mockResult = ResultList.of(List.of(instance));
+    when(searchClient.searchInstances(any(CqlQuery.class), anyBoolean())).thenReturn(mockResult);
+    var response = searchClient.searchInstances(CqlQuery.exactMatch("id", UUID.randomUUID().toString()), true);
+    assertNotNull(response);
+    assertTrue(response.getTotalRecords() > 0);
+  }
+}