diff --git a/README.md b/README.md
index 8c6aff8..adaa136 100644
--- a/README.md
+++ b/README.md
@@ -108,15 +108,15 @@ client, err := elydora.NewClient(&elydora.Config{
 	BaseURL:    "https://...",   // API base URL (default: https://api.elydora.com)
 	TTLMs:      30000,           // Operation TTL in ms (default: 30000)
 	MaxRetries: 3,               // Max retries on transient failures (default: 3)
-	Token:      "<jwt>",         // JWT token for authenticated requests
+	Token:      "<token>",        // API token for authenticated requests
 })
 ```
 
 ### Client Methods
 
 ```go
-// Update the JWT token at runtime
-client.SetToken("new-jwt-token")
+// Update the API token at runtime
+client.SetToken("new-api-token")
 ```
 
 ### Authentication
@@ -128,7 +128,7 @@ reg, err := elydora.Register(baseURL, email, password,
 	elydora.WithOrgName("Acme Corp"),
 )
 
-// Login and receive a JWT
+// Login and receive a session token
 auth, err := elydora.Login(baseURL, email, password)
 
 // Get current authenticated user profile
diff --git a/auth.go b/auth.go
index c5f72f1..1a6cb9e 100644
--- a/auth.go
+++ b/auth.go
@@ -49,7 +49,7 @@ func Register(baseURL, email, password string, opts ...RegisterOption) (*AuthReg
 	return &result, nil
 }
 
-// Login authenticates a user and returns a JWT token.
+// Login authenticates a user and returns a session token.
 func Login(baseURL, email, password string) (*AuthLoginResponse, error) {
 	if baseURL == "" {
 		baseURL = defaultBaseURL
diff --git a/client.go b/client.go
index e51cb15..da15b37 100644
--- a/client.go
+++ b/client.go
@@ -24,7 +24,7 @@ type Config struct {
 	BaseURL    string // defaults to "https://api.elydora.com"
 	TTLMs      int    // defaults to 30000
 	MaxRetries int    // defaults to 3
-	Token      string // JWT token for authenticated requests
+	Token      string // API token for authenticated requests
 }
 
 // Client is the Elydora SDK client.
@@ -172,7 +172,7 @@ func (c *Client) doPost(path string, body interface{}, result interface{}) error
 	return c.doRequest(http.MethodPost, path, body, result)
 }
 
-// SetToken sets the JWT token used for authenticated API requests.
+// SetToken sets the API token used for authenticated API requests.
 func (c *Client) SetToken(token string) {
 	c.token = token
 }
diff --git a/cmd/elydora/main.go b/cmd/elydora/main.go
index 1d3960c..3d54412 100644
--- a/cmd/elydora/main.go
+++ b/cmd/elydora/main.go
@@ -69,7 +69,7 @@ func cmdInstall(args []string) {
 	agentID := fs.String("agent-id", "", "Agent ID (required)")
 	privateKey := fs.String("private-key", "", "Base64url-encoded Ed25519 private key seed (required)")
 	kid := fs.String("kid", "", "Key ID (defaults to <agent-id>-key-1)")
-	token := fs.String("token", "", "JWT token for authenticated requests (optional)")
+	token := fs.String("token", "", "API token for authenticated requests (optional)")
 	baseURL := fs.String("base-url", "https://api.elydora.com", "Elydora API base URL")
 
 	fs.Parse(args)
diff --git a/sdk_compat_integration_test.go b/sdk_compat_integration_test.go
index 91a1ef8..8596fb1 100644
--- a/sdk_compat_integration_test.go
+++ b/sdk_compat_integration_test.go
@@ -6,10 +6,8 @@ import (
 	"encoding/base64"
 	"encoding/hex"
 	"fmt"
-	"net/http"
 	"os"
 	"testing"
-	"time"
 
 	elydora "github.com/Elydora-Infrastructure/Elydora-Go-SDK"
 )
@@ -91,8 +89,8 @@ func TestSDKCompatibilityAgainstLatestAPI(t *testing.T) {
 	if err != nil {
 		t.Fatalf("rotate api token failed: %v", err)
 	}
-	if rotateResp.Token == "" || rotateResp.PreviousTokenGraceUntil <= 0 {
-		t.Fatalf("rotate response incomplete: %+v", rotateResp)
+	if rotateResp.Token == "" {
+		t.Fatalf("rotate response missing token: %+v", rotateResp)
 	}
 
 	client.SetToken(rotateResp.Token)
@@ -104,23 +102,6 @@ func TestSDKCompatibilityAgainstLatestAPI(t *testing.T) {
 		t.Fatalf("rotated token org mismatch: got %s want %s", meWithRotated.User.OrgID, login.User.OrgID)
 	}
 
-	// Old token should still be accepted during grace window.
-	req, err := http.NewRequest(http.MethodGet, fmt.Sprintf("%s/v1/auth/me", baseURL), nil)
-	if err != nil {
-		t.Fatalf("create old token request: %v", err)
-	}
-	req.Header.Set("Authorization", "Bearer "+oldToken)
-	req.Header.Set("Accept", "application/json")
-	httpClient := &http.Client{Timeout: 20 * time.Second}
-	oldTokenResp, err := httpClient.Do(req)
-	if err != nil {
-		t.Fatalf("old token grace request failed: %v", err)
-	}
-	oldTokenResp.Body.Close()
-	if oldTokenResp.StatusCode != http.StatusOK {
-		t.Fatalf("old token grace expected 200, got %d", oldTokenResp.StatusCode)
-	}
-
 	_, err = client.RegisterAgent(&elydora.RegisterAgentRequest{
 		AgentID:           agentID,
 		DisplayName:       "Go SDK Compat Agent",
diff --git a/types.go b/types.go
index 5f9b7c8..1f7e32c 100644
--- a/types.go
+++ b/types.go
@@ -257,10 +257,9 @@ type IssueApiTokenResponse struct {
 }
 
 type RotateApiTokenResponse struct {
-	Token                  string `json:"token"`
-	ExpiresAt              *int64 `json:"expires_at"`
-	TokenID                string `json:"token_id"`
-	PreviousTokenGraceUntil int64 `json:"previous_token_grace_until"`
+	Token     string `json:"token"`
+	ExpiresAt *int64 `json:"expires_at"`
+	TokenID   string `json:"token_id"`
 }
 
 type HealthResponse struct {