diff --git a/README.md b/README.md
index e5e6665..43695ff 100644
--- a/README.md
+++ b/README.md
@@ -25,11 +25,11 @@ And follow the instructions for your database library:
 
 Or check out some examples:
 
-- [Embeddings](examples/openai_test.go) with OpenAI
-- [Binary embeddings](examples/cohere_test.go) with Cohere
-- [Recommendations](examples/disco_test.go) with Disco
-- [Horizontal scaling](examples/citus_test.go) with Citus
-- [Bulk loading](examples/loading_test.go) with `COPY`
+- [Embeddings](examples/openai/main.go) with OpenAI
+- [Binary embeddings](examples/cohere/main.go) with Cohere
+- [Recommendations](examples/disco/main.go) with Disco
+- [Horizontal scaling](examples/citus/main.go) with Citus
+- [Bulk loading](examples/loading/main.go) with `COPY`
 
 ## pgx
 
@@ -385,5 +385,5 @@ go test -v
 To run an example:
 
 ```sh
-go test -v examples/loading_test.go
+go run ./examples/loading
 ```
diff --git a/examples/citus_test.go b/examples/citus/main.go
similarity index 98%
rename from examples/citus_test.go
rename to examples/citus/main.go
index 46d123c..6d735f0 100644
--- a/examples/citus_test.go
+++ b/examples/citus/main.go
@@ -1,17 +1,16 @@
-package pgvector_test
+package main
 
 import (
 	"context"
 	"fmt"
 	"math/rand"
-	"testing"
 
 	"github.com/jackc/pgx/v5"
 	"github.com/pgvector/pgvector-go"
 	pgxvector "github.com/pgvector/pgvector-go/pgx"
 )
 
-func TestCitus(t *testing.T) {
+func main() {
 	// generate random data
 	rows := 1000000
 	dimensions := 128
diff --git a/examples/cohere_test.go b/examples/cohere/main.go
similarity index 97%
rename from examples/cohere_test.go
rename to examples/cohere/main.go
index 821e192..94905d7 100644
--- a/examples/cohere_test.go
+++ b/examples/cohere/main.go
@@ -1,4 +1,4 @@
-package pgvector_test
+package main
 
 import (
 	"bytes"
@@ -7,15 +7,15 @@ import (
 	"fmt"
 	"net/http"
 	"os"
-	"testing"
 
 	"github.com/jackc/pgx/v5"
 )
 
-func TestCohere(t *testing.T) {
+func main() {
 	apiKey := os.Getenv("CO_API_KEY")
 	if apiKey == "" {
-		t.Skip("Set CO_API_KEY")
+		fmt.Println("Set CO_API_KEY")
+		os.Exit(1)
 	}
 
 	ctx := context.Background()
diff --git a/examples/disco_test.go b/examples/disco/main.go
similarity index 97%
rename from examples/disco_test.go
rename to examples/disco/main.go
index 6b3265a..2b945c0 100644
--- a/examples/disco_test.go
+++ b/examples/disco/main.go
@@ -1,16 +1,15 @@
-package pgvector_test
+package main
 
 import (
 	"context"
 	"fmt"
-	"testing"
 
 	"github.com/ankane/disco-go"
 	"github.com/jackc/pgx/v5"
 	"github.com/pgvector/pgvector-go"
 )
 
-func TestDisco(t *testing.T) {
+func main() {
 	ctx := context.Background()
 
 	conn, err := pgx.Connect(ctx, "postgres://localhost/pgvector_example")
diff --git a/examples/loading_test.go b/examples/loading/main.go
similarity index 96%
rename from examples/loading_test.go
rename to examples/loading/main.go
index 3b48417..c2693be 100644
--- a/examples/loading_test.go
+++ b/examples/loading/main.go
@@ -1,17 +1,16 @@
-package pgvector_test
+package main
 
 import (
 	"context"
 	"fmt"
 	"math/rand"
-	"testing"
 
 	"github.com/jackc/pgx/v5"
 	"github.com/pgvector/pgvector-go"
 	pgxvector "github.com/pgvector/pgvector-go/pgx"
 )
 
-func TestLoading(t *testing.T) {
+func main() {
 	// generate random data
 
 	rows := 1000000
diff --git a/examples/openai_test.go b/examples/openai/main.go
similarity index 96%
rename from examples/openai_test.go
rename to examples/openai/main.go
index dfef601..24ebba0 100644
--- a/examples/openai_test.go
+++ b/examples/openai/main.go
@@ -1,4 +1,4 @@
-package pgvector_test
+package main
 
 import (
 	"bytes"
@@ -7,16 +7,16 @@ import (
 	"fmt"
 	"net/http"
 	"os"
-	"testing"
 
 	"github.com/jackc/pgx/v5"
 	"github.com/pgvector/pgvector-go"
 )
 
-func TestOpenAI(t *testing.T) {
+func main() {
 	apiKey := os.Getenv("OPENAI_API_KEY")
 	if apiKey == "" {
-		t.Skip("Set OPENAI_API_KEY")
+		fmt.Println("Set OPENAI_API_KEY")
+		os.Exit(1)
 	}
 
 	ctx := context.Background()