diff --git a/go.mod b/go.mod
index 34237de9fa..2bf2b01775 100644
--- a/go.mod
+++ b/go.mod
@@ -45,7 +45,7 @@ require (
 	github.com/clipperhouse/displaywidth v0.9.0 // indirect
 	github.com/clipperhouse/stringish v0.1.1 // indirect
 	github.com/clipperhouse/uax29/v2 v2.5.0 // indirect
-	github.com/cloudflare/circl v1.6.1 // indirect
+	github.com/cloudflare/circl v1.6.3 // indirect
 	github.com/cloudwego/base64x v0.1.4 // indirect
 	github.com/cloudwego/iasm v0.2.0 // indirect
 	github.com/cyphar/filepath-securejoin v0.4.1 // indirect
diff --git a/go.sum b/go.sum
index 3c424c5e01..b0d7c1a9ce 100644
--- a/go.sum
+++ b/go.sum
@@ -38,8 +38,8 @@ github.com/clipperhouse/stringish v0.1.1 h1:+NSqMOr3GR6k1FdRhhnXrLfztGzuG+VuFDfa
 github.com/clipperhouse/stringish v0.1.1/go.mod h1:v/WhFtE1q0ovMta2+m+UbpZ+2/HEXNWYXQgCt4hdOzA=
 github.com/clipperhouse/uax29/v2 v2.5.0 h1:x7T0T4eTHDONxFJsL94uKNKPHrclyFI0lm7+w94cO8U=
 github.com/clipperhouse/uax29/v2 v2.5.0/go.mod h1:Wn1g7MK6OoeDT0vL+Q0SQLDz/KpfsVRgg6W7ihQeh4g=
-github.com/cloudflare/circl v1.6.1 h1:zqIqSPIndyBh1bjLVVDHMPpVKqp8Su/V+6MeDzzQBQ0=
-github.com/cloudflare/circl v1.6.1/go.mod h1:uddAzsPgqdMAYatqJ0lsjX1oECcQLIlRpzZh3pJrofs=
+github.com/cloudflare/circl v1.6.3 h1:9GPOhQGF9MCYUeXyMYlqTR6a5gTrgR/fBLXvUgtVcg8=
+github.com/cloudflare/circl v1.6.3/go.mod h1:2eXP6Qfat4O/Yhh8BznvKnJ+uzEoTQ6jVKJRn81BiS4=
 github.com/cloudwego/base64x v0.1.4 h1:jwCgWpFanWmN8xoIUHa2rtzmkd5J2plF/dnLS6Xd/0Y=
 github.com/cloudwego/base64x v0.1.4/go.mod h1:0zlkT4Wn5C6NdauXdJRhSKRlJvmclQ1hhJgA0rcu/8w=
 github.com/cloudwego/iasm v0.2.0 h1:1KNIy1I1H9hNNFEEH3DVnI4UujN+1zjpuk6gwHLTssg=
diff --git a/sdk/exec/antigravity.go b/sdk/exec/antigravity.go
new file mode 100644
index 0000000000..9258ed1e30
--- /dev/null
+++ b/sdk/exec/antigravity.go
@@ -0,0 +1,19 @@
+// Package exec provides SDK wrappers for CLIProxyAPI executor functionality.
+// This package exposes internal executor implementations for external use.
+package exec
+
+import (
+	"github.com/router-for-me/CLIProxyAPI/v6/internal/config"
+	internal "github.com/router-for-me/CLIProxyAPI/v6/internal/runtime/executor"
+
+	// Import builtin to register translators (claude -> antigravity, etc.)
+	_ "github.com/router-for-me/CLIProxyAPI/v6/sdk/translator/builtin"
+)
+
+// AntigravityExecutor is a type alias for the internal AntigravityExecutor.
+type AntigravityExecutor = internal.AntigravityExecutor
+
+// NewAntigravityExecutor creates a new AntigravityExecutor instance.
+func NewAntigravityExecutor() *AntigravityExecutor {
+	return internal.NewAntigravityExecutor(&config.Config{})
+}
diff --git a/sdk/exec/codex.go b/sdk/exec/codex.go
new file mode 100644
index 0000000000..621737584f
--- /dev/null
+++ b/sdk/exec/codex.go
@@ -0,0 +1,18 @@
+// Package exec provides SDK wrappers for CLIProxyAPI executor functionality.
+// This file exposes the internal CodexExecutor for external use.
+// Token management (access_token refresh) is the caller's responsibility;
+// the caller should set auth.Metadata["access_token"] before calling Execute/ExecuteStream.
+package exec
+
+import (
+	"github.com/router-for-me/CLIProxyAPI/v6/internal/config"
+	internal "github.com/router-for-me/CLIProxyAPI/v6/internal/runtime/executor"
+)
+
+// CodexExecutor is a type alias for the internal CodexExecutor.
+type CodexExecutor = internal.CodexExecutor
+
+// NewCodexExecutor creates a new CodexExecutor instance.
+func NewCodexExecutor() *CodexExecutor {
+	return internal.NewCodexExecutor(&config.Config{})
+}