diff --git a/examples/petstore-expanded/strict/api/petstore-server.gen.go b/examples/petstore-expanded/strict/api/petstore-server.gen.go
index cd9352ac11..822dee72ae 100644
--- a/examples/petstore-expanded/strict/api/petstore-server.gen.go
+++ b/examples/petstore-expanded/strict/api/petstore-server.gen.go
@@ -408,9 +408,8 @@ type StrictServerInterface interface {
 	FindPetByID(ctx context.Context, request FindPetByIDRequestObject) (FindPetByIDResponseObject, error)
 }
 
-type StrictHandlerFunc func(ctx context.Context, w http.ResponseWriter, r *http.Request, args interface{}) (interface{}, error)
-
-type StrictMiddlewareFunc func(f StrictHandlerFunc, operationID string) StrictHandlerFunc
+type StrictHandlerFunc = runtime.StrictHttpHandlerFunc
+type StrictMiddlewareFunc = runtime.StrictHttpMiddlewareFunc
 
 type StrictHTTPServerOptions struct {
 	RequestErrorHandlerFunc  func(w http.ResponseWriter, r *http.Request, err error)
diff --git a/internal/test/issues/issue-removed-external-ref/gen/spec_base/issue.gen.go b/internal/test/issues/issue-removed-external-ref/gen/spec_base/issue.gen.go
index 09e8df32f5..69766e1c31 100644
--- a/internal/test/issues/issue-removed-external-ref/gen/spec_base/issue.gen.go
+++ b/internal/test/issues/issue-removed-external-ref/gen/spec_base/issue.gen.go
@@ -10,6 +10,7 @@ import (
 	"net/http"
 
 	externalRef0 "github.com/deepmap/oapi-codegen/internal/test/issues/issue-removed-external-ref/gen/spec_ext"
+	"github.com/deepmap/oapi-codegen/pkg/runtime"
 	"github.com/go-chi/chi/v5"
 )
 
@@ -244,9 +245,8 @@ type StrictServerInterface interface {
 	PostNoTrouble(ctx context.Context, request PostNoTroubleRequestObject) (PostNoTroubleResponseObject, error)
 }
 
-type StrictHandlerFunc func(ctx context.Context, w http.ResponseWriter, r *http.Request, args interface{}) (interface{}, error)
-
-type StrictMiddlewareFunc func(f StrictHandlerFunc, operationID string) StrictHandlerFunc
+type StrictHandlerFunc = runtime.StrictHttpHandlerFunc
+type StrictMiddlewareFunc = runtime.StrictHttpMiddlewareFunc
 
 type StrictHTTPServerOptions struct {
 	RequestErrorHandlerFunc  func(w http.ResponseWriter, r *http.Request, err error)
diff --git a/internal/test/issues/issue-removed-external-ref/gen/spec_ext/issue.gen.go b/internal/test/issues/issue-removed-external-ref/gen/spec_ext/issue.gen.go
index 21222f879f..ed5a474465 100644
--- a/internal/test/issues/issue-removed-external-ref/gen/spec_ext/issue.gen.go
+++ b/internal/test/issues/issue-removed-external-ref/gen/spec_ext/issue.gen.go
@@ -4,10 +4,10 @@
 package spec_ext
 
 import (
-	"context"
 	"fmt"
 	"net/http"
 
+	"github.com/deepmap/oapi-codegen/pkg/runtime"
 	"github.com/go-chi/chi/v5"
 )
 
@@ -161,9 +161,8 @@ type PascalJSONResponse PascalSchema
 type StrictServerInterface interface {
 }
 
-type StrictHandlerFunc func(ctx context.Context, w http.ResponseWriter, r *http.Request, args interface{}) (interface{}, error)
-
-type StrictMiddlewareFunc func(f StrictHandlerFunc, operationID string) StrictHandlerFunc
+type StrictHandlerFunc = runtime.StrictHttpHandlerFunc
+type StrictMiddlewareFunc = runtime.StrictHttpMiddlewareFunc
 
 type StrictHTTPServerOptions struct {
 	RequestErrorHandlerFunc  func(w http.ResponseWriter, r *http.Request, err error)
diff --git a/internal/test/strict-server/chi/server.gen.go b/internal/test/strict-server/chi/server.gen.go
index 236277cfa6..b3904b50e6 100644
--- a/internal/test/strict-server/chi/server.gen.go
+++ b/internal/test/strict-server/chi/server.gen.go
@@ -892,9 +892,8 @@ type StrictServerInterface interface {
 	HeadersExample(ctx context.Context, request HeadersExampleRequestObject) (HeadersExampleResponseObject, error)
 }
 
-type StrictHandlerFunc func(ctx context.Context, w http.ResponseWriter, r *http.Request, args interface{}) (interface{}, error)
-
-type StrictMiddlewareFunc func(f StrictHandlerFunc, operationID string) StrictHandlerFunc
+type StrictHandlerFunc = runtime.StrictHttpHandlerFunc
+type StrictMiddlewareFunc = runtime.StrictHttpMiddlewareFunc
 
 type StrictHTTPServerOptions struct {
 	RequestErrorHandlerFunc  func(w http.ResponseWriter, r *http.Request, err error)
diff --git a/internal/test/strict-server/echo/server.gen.go b/internal/test/strict-server/echo/server.gen.go
index ebd374b9f1..0912230952 100644
--- a/internal/test/strict-server/echo/server.gen.go
+++ b/internal/test/strict-server/echo/server.gen.go
@@ -706,9 +706,8 @@ type StrictServerInterface interface {
 	HeadersExample(ctx context.Context, request HeadersExampleRequestObject) (HeadersExampleResponseObject, error)
 }
 
-type StrictHandlerFunc func(ctx echo.Context, args interface{}) (interface{}, error)
-
-type StrictMiddlewareFunc func(f StrictHandlerFunc, operationID string) StrictHandlerFunc
+type StrictHandlerFunc = runtime.StrictEchoHandlerFunc
+type StrictMiddlewareFunc = runtime.StrictEchoMiddlewareFunc
 
 func NewStrictHandler(ssi StrictServerInterface, middlewares []StrictMiddlewareFunc) ServerInterface {
 	return &strictHandler{ssi: ssi, middlewares: middlewares}
diff --git a/internal/test/strict-server/gin/server.gen.go b/internal/test/strict-server/gin/server.gen.go
index 618db709a2..78b68e597d 100644
--- a/internal/test/strict-server/gin/server.gen.go
+++ b/internal/test/strict-server/gin/server.gen.go
@@ -763,9 +763,8 @@ type StrictServerInterface interface {
 	HeadersExample(ctx context.Context, request HeadersExampleRequestObject) (HeadersExampleResponseObject, error)
 }
 
-type StrictHandlerFunc func(ctx *gin.Context, args interface{}) (interface{}, error)
-
-type StrictMiddlewareFunc func(f StrictHandlerFunc, operationID string) StrictHandlerFunc
+type StrictHandlerFunc = runtime.StrictGinHandlerFunc
+type StrictMiddlewareFunc = runtime.StrictGinMiddlewareFunc
 
 func NewStrictHandler(ssi StrictServerInterface, middlewares []StrictMiddlewareFunc) ServerInterface {
 	return &strictHandler{ssi: ssi, middlewares: middlewares}
diff --git a/pkg/codegen/templates/strict/strict-echo.tmpl b/pkg/codegen/templates/strict/strict-echo.tmpl
index 4bd6aec5d5..86def37a35 100644
--- a/pkg/codegen/templates/strict/strict-echo.tmpl
+++ b/pkg/codegen/templates/strict/strict-echo.tmpl
@@ -1,6 +1,5 @@
-type StrictHandlerFunc func(ctx echo.Context, args interface{}) (interface{}, error)
-
-type StrictMiddlewareFunc func(f StrictHandlerFunc, operationID string) StrictHandlerFunc
+type StrictHandlerFunc = runtime.StrictEchoHandlerFunc
+type StrictMiddlewareFunc = runtime.StrictEchoMiddlewareFunc
 
 func NewStrictHandler(ssi StrictServerInterface, middlewares []StrictMiddlewareFunc) ServerInterface {
     return &strictHandler{ssi: ssi, middlewares: middlewares}
diff --git a/pkg/codegen/templates/strict/strict-gin.tmpl b/pkg/codegen/templates/strict/strict-gin.tmpl
index 9622fb2915..23d8f0b4ec 100644
--- a/pkg/codegen/templates/strict/strict-gin.tmpl
+++ b/pkg/codegen/templates/strict/strict-gin.tmpl
@@ -1,6 +1,5 @@
-type StrictHandlerFunc func(ctx *gin.Context, args interface{}) (interface{}, error)
-
-type StrictMiddlewareFunc func(f StrictHandlerFunc, operationID string) StrictHandlerFunc
+type StrictHandlerFunc = runtime.StrictGinHandlerFunc
+type StrictMiddlewareFunc = runtime.StrictGinMiddlewareFunc
 
 func NewStrictHandler(ssi StrictServerInterface, middlewares []StrictMiddlewareFunc) ServerInterface {
     return &strictHandler{ssi: ssi, middlewares: middlewares}
diff --git a/pkg/codegen/templates/strict/strict-http.tmpl b/pkg/codegen/templates/strict/strict-http.tmpl
index d04503dbc5..b16ed1d399 100644
--- a/pkg/codegen/templates/strict/strict-http.tmpl
+++ b/pkg/codegen/templates/strict/strict-http.tmpl
@@ -1,6 +1,5 @@
-type StrictHandlerFunc func(ctx context.Context, w http.ResponseWriter, r *http.Request, args interface{}) (interface{}, error)
-
-type StrictMiddlewareFunc func(f StrictHandlerFunc, operationID string) StrictHandlerFunc
+type StrictHandlerFunc = runtime.StrictHttpHandlerFunc
+type StrictMiddlewareFunc = runtime.StrictHttpMiddlewareFunc
 
 type StrictHTTPServerOptions struct {
     RequestErrorHandlerFunc  func(w http.ResponseWriter, r *http.Request, err error)
diff --git a/pkg/runtime/strictmiddleware.go b/pkg/runtime/strictmiddleware.go
new file mode 100644
index 0000000000..fac240e12d
--- /dev/null
+++ b/pkg/runtime/strictmiddleware.go
@@ -0,0 +1,21 @@
+package runtime
+
+import (
+	"context"
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"github.com/labstack/echo/v4"
+)
+
+type StrictEchoHandlerFunc func(ctx echo.Context, request interface{}) (response interface{}, err error)
+
+type StrictEchoMiddlewareFunc func(f StrictEchoHandlerFunc, operationID string) StrictEchoHandlerFunc
+
+type StrictHttpHandlerFunc func(ctx context.Context, w http.ResponseWriter, r *http.Request, request interface{}) (response interface{}, err error)
+
+type StrictHttpMiddlewareFunc func(f StrictHttpHandlerFunc, operationID string) StrictHttpHandlerFunc
+
+type StrictGinHandlerFunc func(ctx *gin.Context, request interface{}) (response interface{}, err error)
+
+type StrictGinMiddlewareFunc func(f StrictGinHandlerFunc, operationID string) StrictGinHandlerFunc