diff --git a/backend/internal/moduleindex/generator.go b/backend/internal/moduleindex/generator.go
index 49580d98..8bdfa4d4 100644
--- a/backend/internal/moduleindex/generator.go
+++ b/backend/internal/moduleindex/generator.go
@@ -736,6 +736,7 @@ func (g generator) extractModuleSchema(ctx context.Context, directory string, d
 	g.extractModuleVariables(rootModuleSchema, &d.BaseDetails)
 	g.extractModuleOutputs(rootModuleSchema, &d.BaseDetails)
 	g.extractModuleDependencies(rootModuleSchema, d)
+	g.extractProviderDependencies(moduleSchema, d)
 	g.extractModuleResources(rootModuleSchema, d)
 	return nil
 }
@@ -814,6 +815,22 @@ func (g generator) extractModuleDependencies(moduleSchema moduleschema.ModuleSch
 	d.Dependencies = result
 }
 
+func (g generator) extractProviderDependencies(schema moduleschema.Schema, d *Details) {
+	result := make([]ProviderDependency, len(schema.ProviderConfig))
+	i := 0
+	for providerCallName, providerCall := range schema.ProviderConfig {
+		result[i] = ProviderDependency{
+			Name:              providerCallName,
+			FullName:          providerCall.FullName,
+			VersionConstraint: providerCall.VersionConstraint,
+			Alias:             "",
+		}
+		i++
+	}
+
+	d.Providers = result
+}
+
 func (g generator) extractModuleResources(moduleSchema moduleschema.ModuleSchema, d *Details) {
 	result := make([]Resource, len(moduleSchema.Resources))
 	for i, resource := range moduleSchema.Resources {
diff --git a/backend/internal/moduleindex/moduleschema/extractor_test.go b/backend/internal/moduleindex/moduleschema/extractor_test.go
index 3616aec3..ccb9352a 100644
--- a/backend/internal/moduleindex/moduleschema/extractor_test.go
+++ b/backend/internal/moduleindex/moduleschema/extractor_test.go
@@ -95,4 +95,12 @@ func TestModuleCall(t *testing.T) {
 	if metadata.RootModule.ModuleCalls["foo"].Source != "./module" {
 		t.Fatalf("Incorrect module source: %s", metadata.RootModule.ModuleCalls["foo"].Source)
 	}
+
+	_, ok = metadata.ProviderConfig["opentofu"]
+	if !ok {
+		t.Fatalf("Provider call not found.")
+	}
+	if metadata.ProviderConfig["opentofu"].VersionConstraint != "1.6.0" {
+		t.Fatalf("Incorrect provider name: %s != %s", metadata.ProviderConfig["opentofu"].VersionConstraint, "1.6.0")
+	}
 }
diff --git a/backend/internal/moduleindex/moduleschema/schema.go b/backend/internal/moduleindex/moduleschema/schema.go
index a5a58e4e..c19f7774 100644
--- a/backend/internal/moduleindex/moduleschema/schema.go
+++ b/backend/internal/moduleindex/moduleschema/schema.go
@@ -8,16 +8,18 @@ type Schema struct {
 
 // swagger:model ModuleProviderConfigSchema
 type ProviderConfigSchema struct {
-	Name     string `json:"name"`
-	FullName string `json:"full_name"`
+	Name              string `json:"name"`
+	FullName          string `json:"full_name"`
+	VersionConstraint string `json:"version_constraint"`
 }
 
 // swagger:model ModuleSchema
 type ModuleSchema struct {
-	Resources   []Resource            `json:"resources,omitempty"`
-	ModuleCalls map[string]ModuleCall `json:"module_calls,omitempty"`
-	Variables   map[string]Variable   `json:"variables,omitempty"`
-	Outputs     map[string]Output     `json:"outputs,omitempty"`
+	Resources      []Resource                      `json:"resources,omitempty"`
+	ModuleCalls    map[string]ModuleCall           `json:"module_calls,omitempty"`
+	ProviderConfig map[string]ProviderConfigSchema `json:"provider_config,omitempty"`
+	Variables      map[string]Variable             `json:"variables,omitempty"`
+	Outputs        map[string]Output               `json:"outputs,omitempty"`
 }
 
 // swagger:model ModuleResource
diff --git a/backend/internal/moduleindex/moduleschema/testdata/modulecall/versions.tf b/backend/internal/moduleindex/moduleschema/testdata/modulecall/versions.tf
new file mode 100644
index 00000000..7e3c684d
--- /dev/null
+++ b/backend/internal/moduleindex/moduleschema/testdata/modulecall/versions.tf
@@ -0,0 +1,13 @@
+terraform {
+  required_providers {
+    opentofu = {
+      source  = "opentofu/opentofu"
+      version = "1.6.0"
+    }
+
+    ad = {
+      source  = "opentofu/ad"
+      version = "0.5.0"
+    }
+  }
+}
diff --git a/backend/internal/moduleindex/moduleschema/tofu.go b/backend/internal/moduleindex/moduleschema/tofu.go
index 148d61a3..b32e35da 100644
--- a/backend/internal/moduleindex/moduleschema/tofu.go
+++ b/backend/internal/moduleindex/moduleschema/tofu.go
@@ -128,6 +128,7 @@ func (e *externalTofuExtractor) Extract(ctx context.Context, moduleDirectory str
 			}
 		}
 	}
+
 	var result Schema
 	outputBytes := output.Bytes()
 	if err := json.Unmarshal(outputBytes, &result); err != nil {
diff --git a/backend/internal/server/openapi.yml b/backend/internal/server/openapi.yml
index 7703f70d..c96fd7b5 100644
--- a/backend/internal/server/openapi.yml
+++ b/backend/internal/server/openapi.yml
@@ -326,6 +326,8 @@ definitions:
                 type: string
             name:
                 type: string
+            version_constraint:
+                type: string
         type: object
     ModuleResource:
         properties:
@@ -353,6 +355,10 @@ definitions:
                 additionalProperties:
                     $ref: '#/definitions/ModuleOutput'
                 type: object
+            provider_config:
+                additionalProperties:
+                    $ref: '#/definitions/ModuleProviderConfigSchema'
+                type: object
             resources:
                 items:
                     $ref: '#/definitions/ModuleResource'