feat(playground): model selector

app/src/@types/generative.d.ts

@@ -0,0 +1 @@
+declare type ModelProvider = "OPENAI" | "AZURE_OPENAI" | "ANTHROPIC";

app/src/constants/generativeConstants.ts

@@ -0,0 +1,8 @@
+/**
+ * A mapping of ModelProvider to a human-readable string
+ */
+export const ModelProviders: Record<ModelProvider, string> = {
+  OPENAI: "OpenAI",
+  AZURE_OPENAI: "Azure OpenAI",
+  ANTHROPIC: "Anthropic",
+};

app/src/pages/playground/ModelConfigButton.tsx

@@ -0,0 +1,130 @@
+import React, {
+  Fragment,
+  ReactNode,
+  startTransition,
+  Suspense,
+  useState,
+} from "react";
+import { graphql, useLazyLoadQuery } from "react-relay";
+
+import {
+  Button,
+  Dialog,
+  DialogContainer,
+  Flex,
+  Form,
+  Text,
+  View,
+} from "@arizeai/components";
+
+import { ModelProviders } from "@phoenix/constants/generativeConstants";
+import { usePlaygroundContext } from "@phoenix/contexts/PlaygroundContext";
+
+import { ModelConfigButtonDialogQuery } from "./__generated__/ModelConfigButtonDialogQuery.graphql";
+import { ModelPicker } from "./ModelPicker";
+import { ModelProviderPicker } from "./ModelProviderPicker";
+import { PlaygroundInstanceProps } from "./types";
+
+interface ModelConfigButtonProps extends PlaygroundInstanceProps {}
+export function ModelConfigButton(props: ModelConfigButtonProps) {
+  const [dialog, setDialog] = useState<ReactNode>(null);
+  const instance = usePlaygroundContext((state) =>
+    state.instances.find(
+      (instance) => instance.id === props.playgroundInstanceId
+    )
+  );
+
+  if (!instance) {
+    throw new Error(
+      `Playground instance ${props.playgroundInstanceId} not found`
+    );
+  }
+  return (
+    <Fragment>
+      <Button
+        variant="default"
+        size="compact"
+        onClick={() => {
+          startTransition(() => {
+            setDialog(
+              <Dialog title="Model Configuration" size="M">
+                <Suspense>
+                  <ModelConfigDialogContent {...props} />
+                </Suspense>
+              </Dialog>
+            );
+          });
+        }}
+      >
+        <Flex direction="row" gap="size-100" alignItems="center">
+          <Text weight="heavy">{ModelProviders[instance.model.provider]}</Text>
+          <Text>{instance.model.modelName || "--"}</Text>
+        </Flex>
+      </Button>
+      <DialogContainer
+        type="slideOver"
+        isDismissable
+        onDismiss={() => {
+          setDialog(null);
+        }}
+      >
+        {dialog}
+      </DialogContainer>
+    </Fragment>
+  );
+}
+
+interface ModelConfigDialogContentProps extends ModelConfigButtonProps {}
+function ModelConfigDialogContent(props: ModelConfigDialogContentProps) {
+  const query = useLazyLoadQuery<ModelConfigButtonDialogQuery>(
+    graphql`
+      query ModelConfigButtonDialogQuery {
+        ...ModelPickerFragment
+      }
+    `,
+    {}
+  );
+  const { playgroundInstanceId } = props;
+  const updateModel = usePlaygroundContext((state) => state.updateModel);
+  const instance = usePlaygroundContext((state) =>
+    state.instances.find((instance) => instance.id === playgroundInstanceId)
+  );
+  if (!instance) {
+    throw new Error(
+      `Playground instance ${props.playgroundInstanceId} not found`
+    );
+  }
+
+  return (
+    <View padding="size-200">
+      <Form>
+        <ModelProviderPicker
+          provider={instance.model.provider}
+          onChange={(provider) => {
+            updateModel({
+              instanceId: playgroundInstanceId,
+              model: {
+                provider,
+                modelName: null,
+              },
+            });
+          }}
+        />
+        <ModelPicker
+          modelName={instance.model.modelName}
+          provider={instance.model.provider}
+          query={query}
+          onChange={(modelName) => {
+            updateModel({
+              instanceId: playgroundInstanceId,
+              model: {
+                provider: instance.model.provider,
+                modelName,
+              },
+            });
+          }}
+        />
+      </Form>
+    </View>
+  );
+}

app/src/pages/playground/ModelPicker.tsx

@@ -0,0 +1,57 @@
+import React, { useMemo } from "react";
+import { graphql, useFragment } from "react-relay";
+
+import { Item, Picker, PickerProps } from "@arizeai/components";
+
+import { ModelPickerFragment$key } from "./__generated__/ModelPickerFragment.graphql";
+
+type ModelPickerProps = {
+  query: ModelPickerFragment$key;
+  onChange: (model: string) => void;
+  provider: ModelProvider;
+  modelName: string | null;
+} & Omit<
+  PickerProps<string>,
+  "children" | "onSelectionChange" | "defaultSelectedKey"
+>;
+
+export function ModelPicker({ query, onChange, ...props }: ModelPickerProps) {
+  const data = useFragment<ModelPickerFragment$key>(
+    graphql`
+      fragment ModelPickerFragment on Query {
+        modelProviders(vendors: ["OpenAI", "Anthropic"]) {
+          name
+          modelNames
+        }
+      }
+    `,
+    query
+  );
+  const modelNames = useMemo(() => {
+    // TODO: Lowercase is not enough for things like Azure OpenAI
+    const provider = data.modelProviders.find(
+      (provider) => provider.name.toLowerCase() === props.provider.toLowerCase()
+    );
+    return provider?.modelNames ?? [];
+  }, [data, props.provider]);
+  return (
+    <Picker
+      label={"Model"}
+      data-testid="model-picker"
+      selectedKey={props.modelName ?? undefined}
+      aria-label="model picker"
+      placeholder="Select a model"
+      onSelectionChange={(key) => {
+        if (typeof key === "string") {
+          onChange(key);
+        }
+      }}
+      width={"100%"}
+      {...props}
+    >
+      {modelNames.map((modelName) => {
+        return <Item key={modelName}>{modelName}</Item>;
+      })}
+    </Picker>
+  );
+}

app/src/pages/playground/ModelProviderPicker.tsx

@@ -0,0 +1,41 @@
+import React from "react";
+
+import { Item, Picker, PickerProps } from "@arizeai/components";
+
+import { ModelProviders } from "@phoenix/constants/generativeConstants";
+import { isModelProvider } from "@phoenix/utils/generativeUtils";
+
+type ModelProviderPickerProps = {
+  onChange: (provider: ModelProvider) => void;
+  provider?: ModelProvider;
+} & Omit<
+  PickerProps<ModelProvider>,
+  "children" | "onSelectionChange" | "defaultSelectedKey"
+>;
+
+export function ModelProviderPicker({
+  onChange,
+  ...props
+}: ModelProviderPickerProps) {
+  return (
+    <Picker
+      label={"Provider"}
+      data-testid="model-provider-picker"
+      selectedKey={props.provider ?? undefined}
+      aria-label="Model Provider"
+      placeholder="Select a provider"
+      onSelectionChange={(key) => {
+        const provider = key as string;
+        if (isModelProvider(provider)) {
+          onChange(provider);
+        }
+      }}
+      width={"100%"}
+      {...props}
+    >
+      {Object.entries(ModelProviders).map(([key, value]) => {
+        return <Item key={key}>{value}</Item>;
+      })}
+    </Picker>
+  );
+}

app/src/pages/playground/PlaygroundTemplate.tsx

@@ -15,6 +15,7 @@ import {
 import { AlphabeticIndexIcon } from "@phoenix/components/AlphabeticIndexIcon";
 import { usePlaygroundContext } from "@phoenix/contexts/PlaygroundContext";
 
+import { ModelConfigButton } from "./ModelConfigButton";
 import { PlaygroundChatTemplate } from "./PlaygroundChatTemplate";
 import { PlaygroundInstanceProps } from "./types";
 
@@ -41,7 +42,12 @@ export function PlaygroundTemplate(props: PlaygroundTemplateProps) {
       collapsible
       variant="compact"
       bodyStyle={{ padding: 0 }}
-      extra={instances.length > 1 ? <DeleteButton {...props} /> : null}
+      extra={
+        <Flex direction="row" gap="size-100">
+          <ModelConfigButton {...props} />
+          {instances.length > 1 ? <DeleteButton {...props} /> : null}
+        </Flex>
+      }
     >
       {template.__type === "chat" ? (
         <PlaygroundChatTemplate {...props} />