coder · DanielleMaywood · Aug 12, 2025 · Aug 12, 2025 · Aug 13, 2025 · Aug 13, 2025
diff --git a/coderd/aitasks.go b/coderd/aitasks.go
@@ -10,11 +10,14 @@ import (
 
 	"github.com/google/uuid"
 
+	"cdr.dev/slog"
+
 	"github.com/coder/coder/v2/coderd/audit"
 	"github.com/coder/coder/v2/coderd/database"
 	"github.com/coder/coder/v2/coderd/httpapi"
 	"github.com/coder/coder/v2/coderd/httpmw"
 	"github.com/coder/coder/v2/coderd/rbac"
+	"github.com/coder/coder/v2/coderd/taskname"
 	"github.com/coder/coder/v2/codersdk"
 )
 
@@ -104,8 +107,13 @@ func (api *API) tasksCreate(rw http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	taskName, err := taskname.Generate(ctx, req.Prompt, req.Name)
+	if err != nil {
+		api.Logger.Error(ctx, "unable to generate task name", slog.Error(err))
+	}
+
 	createReq := codersdk.CreateWorkspaceRequest{
-		Name:                    req.Name,
+		Name:                    taskName,
 		TemplateVersionID:       req.TemplateVersionID,
 		TemplateVersionPresetID: req.TemplateVersionPresetID,
 		RichParameterValues: []codersdk.WorkspaceBuildParameter{

diff --git a/coderd/taskname/taskname.go b/coderd/taskname/taskname.go
@@ -0,0 +1,99 @@
+package taskname
+
+import (
+	"context"
+	"io"
+	"os"
+
+	"github.com/anthropics/anthropic-sdk-go"
+	"golang.org/x/xerrors"
+
+	"github.com/coder/aisdk-go"
+	"github.com/coder/coder/v2/codersdk"
+)
+
+const systemPrompt = `Generate a short workspace name from this AI task prompt.
+
+Requirements:
+- Only lowercase letters, numbers, and hyphens
+- Start with "task-"
+- End with a random number between 0-99
+- Maximum 32 characters total
+- Descriptive of the main task
+
+Examples:
+- "Help me debug a Python script" → "task-python-debug-12"
+- "Create a React dashboard component" → "task-react-dashboard-93"
+- "Analyze sales data from Q3" → "task-analyze-q3-sales-37"
+- "Set up CI/CD pipeline" → "task-setup-cicd-44"
+
+If you cannot create a suitable name:
+- Respond with "task-workspace"
+- Do not end with a random number`
+
+func Generate(ctx context.Context, prompt, fallback string) (string, error) {
+	conversation := []aisdk.Message{
+		{
+			Role: "system",
+			Parts: []aisdk.Part{{
+				Type: aisdk.PartTypeText,
+				Text: systemPrompt,
+			}},
+		},
+		{
+			Role: "user",
+			Parts: []aisdk.Part{{
+				Type: aisdk.PartTypeText,
+				Text: prompt,
+			}},
+		},
+	}
+
+	if apiKey := os.Getenv("ANTHROPIC_API_KEY"); apiKey == "" {
+		return fallback, nil
+	}
+
+	anthropicClient := anthropic.NewClient(anthropic.DefaultClientOptions()...)
+
+	stream, err := anthropicDataStream(ctx, anthropicClient, conversation)
+	if err != nil {
+		return fallback, xerrors.Errorf("create anthropic data stream: %w", err)
+	}
+
+	var acc aisdk.DataStreamAccumulator
+	stream = stream.WithAccumulator(&acc)
+
+	if err := stream.Pipe(io.Discard); err != nil {
+		return fallback, xerrors.Errorf("pipe data stream")
+	}
+
+	if len(acc.Messages()) == 0 {
+		return fallback, nil
+	}
+
+	generatedName := acc.Messages()[0].Content
+
+	if err := codersdk.NameValid(generatedName); err != nil {
+		return fallback, xerrors.Errorf("generated name %v not valid: %w", generatedName, err)
+	}
+
+	if generatedName == "task-workspace" {
+		return fallback, nil
+	}
+
+	return generatedName, nil
+}
+
+func anthropicDataStream(ctx context.Context, client anthropic.Client, input []aisdk.Message) (aisdk.DataStream, error) {
+	messages, system, err := aisdk.MessagesToAnthropic(input)
+	if err != nil {
+		return nil, xerrors.Errorf("convert messages to anthropic format: %w", err)
+	}
+
+	return aisdk.AnthropicToDataStream(client.Messages.NewStreaming(ctx, anthropic.MessageNewParams{
+		Model:     anthropic.ModelClaude3_5HaikuLatest,
+		MaxTokens: 24,
+		System:    system,
+		Messages:  messages,
+	})), nil
+}
diff --git a/coderd/taskname/taskname_test.go b/coderd/taskname/taskname_test.go
@@ -0,0 +1,50 @@
+package taskname_test
+
+import (
+	"os"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+
+	"github.com/coder/coder/v2/coderd/taskname"
+	"github.com/coder/coder/v2/codersdk"
+	"github.com/coder/coder/v2/testutil"
+)
+
+const (
+	anthropicEnvVar = "ANTHROPIC_API_KEY"
+)
+
+//nolint:paralleltest // test modifies env variables
+func TestGenerateTaskName(t *testing.T) {
+	t.Run("Fallback", func(t *testing.T) {
+		if apiKey := os.Getenv(anthropicEnvVar); apiKey != "" {
+			os.Setenv(anthropicEnvVar, "")
+
+			t.Cleanup(func() {
+				os.Setenv(anthropicEnvVar, apiKey)
+			})
+		}
+
+		ctx := testutil.Context(t, testutil.WaitShort)
+
+		name, err := taskname.Generate(ctx, "Some random prompt", "task-fallback")
+		require.NoError(t, err)
+		require.Equal(t, "task-fallback", name)
+	})
+
+	t.Run("Anthropic", func(t *testing.T) {
+		if apiKey := os.Getenv(anthropicEnvVar); apiKey == "" {
+			t.Skipf("Skipping test as %s not set", anthropicEnvVar)
+		}
+
+		ctx := testutil.Context(t, testutil.WaitShort)
+
+		name, err := taskname.Generate(ctx, `Create a finance planning app`, "task-fallback")
+		require.NoError(t, err)
+		require.NotEqual(t, "task-fallback", name)
+
+		err = codersdk.NameValid(name)
+		require.NoError(t, err, "name should be valid")
+	})
+}
diff --git a/go.mod b/go.mod
@@ -477,6 +477,7 @@ require (
 )
 
 require (
+	github.com/anthropics/anthropic-sdk-go v1.4.0
 	github.com/brianvoe/gofakeit/v7 v7.3.0
 	github.com/coder/agentapi-sdk-go v0.0.0-20250505131810-560d1d88d225
 	github.com/coder/aisdk-go v0.0.9
@@ -500,7 +501,6 @@ require (
 	github.com/GoogleCloudPlatform/opentelemetry-operations-go/exporter/metric v0.50.0 // indirect
 	github.com/GoogleCloudPlatform/opentelemetry-operations-go/internal/resourcemapping v0.50.0 // indirect
 	github.com/Masterminds/semver/v3 v3.3.1 // indirect
-	github.com/anthropics/anthropic-sdk-go v1.4.0 // indirect
 	github.com/aquasecurity/go-version v0.0.1 // indirect
 	github.com/aquasecurity/trivy v0.58.2 // indirect
 	github.com/aws/aws-sdk-go v1.55.7 // indirect