diff --git a/.golangci.yaml b/.golangci.yaml
index 140e7a6..075e061 100644
--- a/.golangci.yaml
+++ b/.golangci.yaml
@@ -1,7 +1,3 @@
-# Options for analysis running.
-run:
-  # include `vendor` `third_party` `testdata` `examples` `Godeps` `builtin`
-  skip-dirs-use-default: true
 # output configuration options
 output:
   # Format: colored-line-number|line-number|json|tab|checkstyle|code-climate|junit-xml|github-actions
@@ -31,6 +27,7 @@ linters:
     - ineffassign
     - gofumpt
 issues:
+  # include `vendor` `third_party` `testdata` `examples` `Godeps` `builtin`
   exclude-use-default: true
   exclude-files:
     - ".*\\.mock\\.go$"
diff --git a/components/tool/utils/streamable_func_test.go b/components/tool/utils/streamable_func_test.go
index d388416..6618195 100644
--- a/components/tool/utils/streamable_func_test.go
+++ b/components/tool/utils/streamable_func_test.go
@@ -22,6 +22,7 @@ import (
 	"io"
 	"testing"
 
+	"github.com/getkin/kin-openapi/openapi3"
 	"github.com/stretchr/testify/assert"
 
 	"github.com/cloudwego/eino/schema"
@@ -66,12 +67,22 @@ func TestNewStreamableTool(t *testing.T) {
 		info, err := tl.Info(ctx)
 		assert.NoError(t, err)
 		assert.Equal(t, "search_user", info.Name)
-		assert.Equal(t, map[string]*schema.ParameterInfo{
-			"name": {
-				Type: "string",
-				Desc: "user name",
+
+		js, err := info.ToOpenAPIV3()
+		assert.NoError(t, err)
+
+		assert.Equal(t, &openapi3.Schema{
+			Type: openapi3.TypeObject,
+			Properties: map[string]*openapi3.SchemaRef{
+				"name": {
+					Value: &openapi3.Schema{
+						Type:        openapi3.TypeString,
+						Description: "user name",
+					},
+				},
 			},
-		}, info.Params)
+			Required: make([]string, 0),
+		}, js)
 
 		sr, err := tl.StreamableRun(ctx, `{"name":"xxx"}`)
 		assert.NoError(t, err)
diff --git a/compose/graph_call_options.go b/compose/graph_call_options.go
index 8783b3a..c4de4d8 100644
--- a/compose/graph_call_options.go
+++ b/compose/graph_call_options.go
@@ -163,11 +163,6 @@ func WithCallbacks(cbs ...callbacks.Handler) Option {
 	}
 }
 
-// Deprecated: use WithRuntimeMaxSteps directly instead.
-func WithGraphRunOption(opt Option) Option {
-	return opt
-}
-
 // WithRuntimeMaxSteps sets the maximum number of steps for the graph runtime.
 // e.g.
 //
diff --git a/schema/tool.go b/schema/tool.go
index 87ccdec..0b0d2e3 100644
--- a/schema/tool.go
+++ b/schema/tool.go
@@ -46,8 +46,8 @@ type ToolInfo struct {
 
 	// The parameters the functions accepts (different models may require different parameter types).
 	// can be described in two ways:
-	//  - use ParameterInfo: schema.NewParamsOneOfByParams(params)
-	//  - use OpenAPIV3: schema.NewParamsOneOfByOpenAPIV3(openAPIV3)
+	//  - use params: schema.NewParamsOneOfByParams(params)
+	//  - use openAPIV3: schema.NewParamsOneOfByOpenAPIV3(openAPIV3)
 	// If is nil, signals that the tool does not need any input parameter
 	*ParamsOneOf
 }
@@ -71,28 +71,28 @@ type ParameterInfo struct {
 
 // ParamsOneOf is a union of the different methods user can choose which describe a tool's request parameters.
 // User must specify one and ONLY one method to describe the parameters.
-//  1. use Params: an intuitive way to describe the parameters that covers most of the use-cases.
-//  2. use OpenAPIV3: a formal way to describe the parameters that strictly adheres to OpenAPIV3.0 specification.
+//  1. use NewParamsOneOfByParams(): an intuitive way to describe the parameters that covers most of the use-cases.
+//  2. use NewParamsOneOfByOpenAPIV3(): a formal way to describe the parameters that strictly adheres to OpenAPIV3.0 specification.
 //     See https://github.com/getkin/kin-openapi/blob/master/openapi3/schema.go.
 type ParamsOneOf struct {
-	// deprecated: use NewParamsOneOfByParams instead, Params will no longer be exported in the future.
-	Params map[string]*ParameterInfo
+	// use NewParamsOneOfByParams to set this field
+	params map[string]*ParameterInfo
 
-	// deprecated: use NewParamsOneOfByOpenAPIV3 instead, OpenAPIV3 will no longer be exported in the future.
-	OpenAPIV3 *openapi3.Schema
+	// use NewParamsOneOfByOpenAPIV3 to set this field
+	openAPIV3 *openapi3.Schema
 }
 
 // NewParamsOneOfByParams creates a ParamsOneOf with map[string]*ParameterInfo.
 func NewParamsOneOfByParams(params map[string]*ParameterInfo) *ParamsOneOf {
 	return &ParamsOneOf{
-		Params: params,
+		params: params,
 	}
 }
 
 // NewParamsOneOfByOpenAPIV3 creates a ParamsOneOf with *openapi3.Schema.
 func NewParamsOneOfByOpenAPIV3(openAPIV3 *openapi3.Schema) *ParamsOneOf {
 	return &ParamsOneOf{
-		OpenAPIV3: openAPIV3,
+		openAPIV3: openAPIV3,
 	}
 }
 
@@ -103,8 +103,8 @@ func (p *ParamsOneOf) ToOpenAPIV3() (*openapi3.Schema, error) {
 	}
 
 	var (
-		useParameterInfo = p.Params != nil
-		useOpenAPIV3     = p.OpenAPIV3 != nil
+		useParameterInfo = p.params != nil
+		useOpenAPIV3     = p.openAPIV3 != nil
 	)
 
 	if !useParameterInfo && !useOpenAPIV3 {
@@ -115,15 +115,15 @@ func (p *ParamsOneOf) ToOpenAPIV3() (*openapi3.Schema, error) {
 		return nil, fmt.Errorf("ParamsOneOf can only have one method to describe the parameters, but not multiple methods")
 	}
 
-	if p.Params != nil {
+	if p.params != nil {
 		sc := &openapi3.Schema{
-			Properties: make(map[string]*openapi3.SchemaRef, len(p.Params)),
+			Properties: make(map[string]*openapi3.SchemaRef, len(p.params)),
 			Type:       openapi3.TypeObject,
-			Required:   make([]string, 0, len(p.Params)),
+			Required:   make([]string, 0, len(p.params)),
 		}
 
-		for k := range p.Params {
-			v := p.Params[k]
+		for k := range p.params {
+			v := p.params[k]
 			sc.Properties[k] = paramInfoToJSONSchema(v)
 			if v.Required {
 				sc.Required = append(sc.Required, k)
@@ -133,7 +133,7 @@ func (p *ParamsOneOf) ToOpenAPIV3() (*openapi3.Schema, error) {
 		return sc, nil
 	}
 
-	return p.OpenAPIV3, nil
+	return p.openAPIV3, nil
 }
 
 func paramInfoToJSONSchema(paramInfo *ParameterInfo) *openapi3.SchemaRef {
diff --git a/schema/tool_test.go b/schema/tool_test.go
index fe33b96..343396d 100644
--- a/schema/tool_test.go
+++ b/schema/tool_test.go
@@ -38,25 +38,25 @@ func TestParamsOneOfToJSONSchema(t *testing.T) {
 		})
 
 		convey.Convey("user provides multiple options in ParamsOneOf", func() {
-			oneOf.Params = make(map[string]*ParameterInfo)
-			oneOf.OpenAPIV3 = &openapi3.Schema{}
+			oneOf.params = make(map[string]*ParameterInfo)
+			oneOf.openAPIV3 = &openapi3.Schema{}
 			_, err = oneOf.ToOpenAPIV3()
 			convey.So(err, convey.ShouldNotBeNil)
 			convey.So(err.Error(), convey.ShouldContainSubstring, "ParamsOneOf can only have one method to describe the parameters, but not multiple methods")
 		})
 
 		convey.Convey("user provides openAPIV3.0 json schema directly, use what the user provides", func() {
-			oneOf.OpenAPIV3 = &openapi3.Schema{
+			oneOf.openAPIV3 = &openapi3.Schema{
 				Type:        openapi3.TypeString,
 				Description: "this is the only argument",
 			}
 			converted, err = oneOf.ToOpenAPIV3()
 			convey.So(err, convey.ShouldBeNil)
-			convey.So(converted, convey.ShouldResemble, oneOf.OpenAPIV3)
+			convey.So(converted, convey.ShouldResemble, oneOf.openAPIV3)
 		})
 
 		convey.Convey("user provides map[string]ParameterInfo, converts to json schema", func() {
-			oneOf.Params = map[string]*ParameterInfo{
+			oneOf.params = map[string]*ParameterInfo{
 				"arg1": {
 					Type:     String,
 					Desc:     "this is the first argument",