diff --git a/.gitignore b/.gitignore
index e342370..3a54fc1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,8 @@
 # Created by https://www.toptal.com/developers/gitignore/api/windows,linux,goland+all,macos,go
 # Edit at https://www.toptal.com/developers/gitignore?templates=windows,linux,goland+all,macos,go
 
+.env
+
 ### Go ###
 # If you prefer the allow list template instead of the deny list, see community template:
 # https://github.com/github/gitignore/blob/main/community/Golang/Go.AllowList.gitignore
diff --git a/example/lowlevel/favorite.go b/example/lowlevel/favorite.go
index 8be62c0..2be6701 100644
--- a/example/lowlevel/favorite.go
+++ b/example/lowlevel/favorite.go
@@ -3,17 +3,20 @@ package main
 import (
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/endpoints"
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/model"
+	_ "github.com/joho/godotenv/autoload"
 	"log"
 	"net/http"
+	"os"
 )
 
 func main() {
 	// Define the request context with essential information.
 	requestContext := model.RequestContext{
+		Client:    http.Client{},
 		Host:      "https://e621.net",
 		UserAgent: "Go-e621-SDK (@username)",
-		Username:  "", // Replace with your username
-		APIKey:    "", // Replace with your API key
+		Username:  os.Getenv("API_USER"), // Replace with your username
+		APIKey:    os.Getenv("API_KEY"),  // Replace with your API key
 	}
 
 	// Log: Getting favorites from the API.
diff --git a/example/lowlevel/note.go b/example/lowlevel/note.go
index b4ea6c3..405dfce 100644
--- a/example/lowlevel/note.go
+++ b/example/lowlevel/note.go
@@ -3,17 +3,20 @@ package main
 import (
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/endpoints"
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/model"
+	_ "github.com/joho/godotenv/autoload"
 	"log"
 	"net/http"
+	"os"
 )
 
 func main() {
 	// Define the request context with essential information.
 	requestContext := model.RequestContext{
+		Client:    http.Client{},
 		Host:      "https://e621.net",
 		UserAgent: "Go-e621-SDK (@username)",
-		Username:  "", // Replace with your username
-		APIKey:    "", // Replace with your API key
+		Username:  os.Getenv("API_USER"), // Replace with your username
+		APIKey:    os.Getenv("API_KEY"),  // Replace with your API key
 	}
 
 	// Log: Getting a single note.
diff --git a/example/lowlevel/pool.go b/example/lowlevel/pool.go
index d70b1f3..1f7aa70 100644
--- a/example/lowlevel/pool.go
+++ b/example/lowlevel/pool.go
@@ -3,17 +3,20 @@ package main
 import (
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/endpoints"
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/model"
+	_ "github.com/joho/godotenv/autoload"
 	"log"
 	"net/http"
+	"os"
 )
 
 func main() {
 	// Define the request context with essential information.
 	requestContext := model.RequestContext{
+		Client:    http.Client{},
 		Host:      "https://e621.net",
 		UserAgent: "Go-e621-SDK (@username)",
-		Username:  "", // Replace with your username
-		APIKey:    "", // Replace with your API key
+		Username:  os.Getenv("API_USER"), // Replace with your username
+		APIKey:    os.Getenv("API_KEY"),  // Replace with your API key
 	}
 
 	// Log: Getting a single pool.
diff --git a/example/lowlevel/post.go b/example/lowlevel/post.go
index 1d59d23..e7e3fb0 100644
--- a/example/lowlevel/post.go
+++ b/example/lowlevel/post.go
@@ -3,17 +3,20 @@ package main
 import (
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/endpoints"
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/model"
+	_ "github.com/joho/godotenv/autoload"
 	"log"
 	"net/http"
+	"os"
 )
 
 func main() {
 	// Define the request context with essential information.
 	requestContext := model.RequestContext{
+		Client:    http.Client{},
 		Host:      "https://e621.net",
 		UserAgent: "Go-e621-SDK (@username)",
-		Username:  "", // Replace with your username
-		APIKey:    "", // Replace with your API key
+		Username:  os.Getenv("API_USER"), // Replace with your username
+		APIKey:    os.Getenv("API_KEY"),  // Replace with your API key
 	}
 
 	// Log: Getting a single post.
diff --git a/example/lowlevel/tag.go b/example/lowlevel/tag.go
index 318efd2..36110de 100644
--- a/example/lowlevel/tag.go
+++ b/example/lowlevel/tag.go
@@ -3,30 +3,30 @@ package main
 import (
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/endpoints"
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/model"
+	_ "github.com/joho/godotenv/autoload"
 	"log"
 	"net/http"
+	"os"
 )
 
 func main() {
 	// Define the request context with essential information.
 	requestContext := model.RequestContext{
+		Client:    http.Client{},
 		Host:      "https://e621.net",
 		UserAgent: "Go-e621-SDK (@username)",
-		Username:  "", // Replace with your username
-		APIKey:    "", // Replace with your API key
+		Username:  os.Getenv("API_USER"), // Replace with your username
+		APIKey:    os.Getenv("API_KEY"),  // Replace with your API key
 	}
 
 	// Log: Getting a single tag.
 	log.Println("Getting a single tag: ")
 
-	// Initialize an http.Client.
-	client := http.Client{}
-
 	// Specify the tag ID for retrieval.
 	tagID := "1530" // Replace with the desired tag's ID.
 
 	// Call the GetTag function to retrieve the specified tag.
-	tag, err := endpoints.GetTag(client, requestContext, tagID)
+	tag, err := endpoints.GetTag(requestContext, tagID)
 
 	if err != nil {
 		log.Println(err)
@@ -45,7 +45,7 @@ func main() {
 	}
 
 	// Call the GetTags function to retrieve a list of tags based on the query parameters.
-	tagList, err := endpoints.GetTags(client, requestContext, query)
+	tagList, err := endpoints.GetTags(requestContext, query)
 
 	if err != nil {
 		log.Println(err)
@@ -65,7 +65,7 @@ func main() {
 	}
 
 	// Call the GetTags function with the search query to retrieve matching tags.
-	tagList, err = endpoints.GetTags(client, requestContext, query)
+	tagList, err = endpoints.GetTags(requestContext, query)
 
 	if err != nil {
 		log.Println(err)
@@ -85,7 +85,7 @@ func main() {
 	}
 
 	// Call the GetTags function with the category filter to retrieve artist tags.
-	tagList, err = endpoints.GetTags(client, requestContext, query)
+	tagList, err = endpoints.GetTags(requestContext, query)
 
 	if err != nil {
 		log.Println(err)
diff --git a/example/lowlevel/user.go b/example/lowlevel/user.go
index 2d22582..a7491b4 100644
--- a/example/lowlevel/user.go
+++ b/example/lowlevel/user.go
@@ -3,8 +3,10 @@ package main
 import (
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/endpoints"
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/model"
+	_ "github.com/joho/godotenv/autoload"
 	"log"
 	"net/http"
+	"os"
 )
 
 func main() {
@@ -13,8 +15,8 @@ func main() {
 		Client:    http.Client{},
 		Host:      "https://e621.net",
 		UserAgent: "Go-e621-SDK (@username)",
-		Username:  "", // Replace with your username
-		APIKey:    "", // Replace with your API key
+		Username:  os.Getenv("API_USER"), // Replace with your username
+		APIKey:    os.Getenv("API_KEY"),  // Replace with your API key
 	}
 
 	// Log: Getting a single user.
diff --git a/example/midlevel/tag.go b/example/midlevel/tag.go
index 0784022..cdfee84 100644
--- a/example/midlevel/tag.go
+++ b/example/midlevel/tag.go
@@ -3,8 +3,10 @@ package main
 import (
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/builder"
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/model"
+	_ "github.com/joho/godotenv/autoload"
 	"log"
 	"net/http"
+	"os"
 )
 
 func main() {
@@ -13,8 +15,8 @@ func main() {
 		Client:    http.Client{},
 		Host:      "https://e621.net",
 		UserAgent: "Go-e621-SDK (@username)",
-		Username:  "", // Replace with your username
-		APIKey:    "", // Replace with your API key
+		Username:  os.Getenv("API_USER"), // Replace with your username
+		APIKey:    os.Getenv("API_KEY"),  // Replace with your API key
 	}
 
 	// Log: Getting a single tag.
diff --git a/example/midlevel/user.go b/example/midlevel/user.go
index 0cbde8a..a492006 100644
--- a/example/midlevel/user.go
+++ b/example/midlevel/user.go
@@ -3,8 +3,10 @@ package main
 import (
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/builder"
 	"git.dragse.it/anthrove/e621-to-graph/pkg/e621/model"
+	_ "github.com/joho/godotenv/autoload"
 	"log"
 	"net/http"
+	"os"
 )
 
 func main() {
@@ -13,8 +15,8 @@ func main() {
 		Client:    http.Client{},
 		Host:      "https://e621.net",
 		UserAgent: "Go-e621-SDK (@username)",
-		Username:  "", // Replace with your username
-		APIKey:    "", // Replace with your API key
+		Username:  os.Getenv("API_USER"), // Replace with your username
+		APIKey:    os.Getenv("API_KEY"),  // Replace with your API key
 	}
 
 	// Log: Getting a single user.
diff --git a/go.mod b/go.mod
index 34f5bda..9f3b86f 100644
--- a/go.mod
+++ b/go.mod
@@ -5,4 +5,5 @@ go 1.21.3
 require (
 	github.com/google/go-cmp v0.6.0 // indirect
 	github.com/jarcoal/httpmock v1.3.1 // indirect
+	github.com/joho/godotenv v1.5.1 // indirect
 )
diff --git a/go.sum b/go.sum
index eb26d26..d98f698 100644
--- a/go.sum
+++ b/go.sum
@@ -2,3 +2,5 @@ github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/jarcoal/httpmock v1.3.1 h1:iUx3whfZWVf3jT01hQTO/Eo5sAYtB2/rqaUuOtpInww=
 github.com/jarcoal/httpmock v1.3.1/go.mod h1:3yb8rc4BI7TCBhFY8ng0gjuLKJNquuDNiPaZjnENuYg=
+github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
+github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=