[feat]: show provider model input/output cost in playground

sdk/agenta/sdk/assets.py

@@ -1,3 +1,8 @@
+from typing import Dict, Optional, Tuple
+
+from litellm import cost_calculator
+
+
 supported_llm_models = {
     "anthropic": [
         "anthropic/claude-sonnet-4-5",
@@ -206,6 +211,58 @@
 
 providers_list = list(supported_llm_models.keys())
 
+
+def _get_model_costs(model: str) -> Optional[Tuple[float, float]]:
+    """
+    Get the input and output costs per 1M tokens for a model.
+
+    Uses litellm's cost_calculator (same as tracing/inline.py) for consistency.
+
+    Args:
+        model: The model name (e.g., "gpt-4o" or "anthropic/claude-3-opus-20240229")
+
+    Returns:
+        Tuple of (input_cost, output_cost) per 1M tokens, or None if not found.
+    """
+    try:
+        costs = cost_calculator.cost_per_token(
+            model=model,
+            prompt_tokens=1_000_000,
+            completion_tokens=1_000_000,
+        )
+        if costs:
+            input_cost, output_cost = costs
+            if input_cost > 0 or output_cost > 0:
+                return (input_cost, output_cost)
+    except Exception:
+        pass
+    return None
+
+
+def _build_model_metadata() -> Dict[str, Dict[str, Dict[str, float]]]:
+    """
+    Build metadata dictionary with costs for all supported models.
+
+    Returns:
+        Nested dict: {provider: {model: {"input": cost, "output": cost}}}
+    """
+    metadata: Dict[str, Dict[str, Dict[str, float]]] = {}
+
+    for provider, models in supported_llm_models.items():
+        metadata[provider] = {}
+        for model in models:
+            costs = _get_model_costs(model)
+            if costs:
+                metadata[provider][model] = {
+                    "input": costs[0],
+                    "output": costs[1],
+                }
+
+    return metadata
+
+
+model_metadata = _build_model_metadata()
+
 model_to_provider_mapping = {
     model: provider
     for provider, models in supported_llm_models.items()

sdk/agenta/sdk/types.py

@@ -8,7 +8,7 @@
 from starlette.responses import StreamingResponse
 
 
-from agenta.sdk.assets import supported_llm_models
+from agenta.sdk.assets import supported_llm_models, model_metadata
 from agenta.client.backend.types import AgentaNodesResponse, AgentaNodeDto
 
 
@@ -23,7 +23,11 @@ def MCField(  # pylint: disable=invalid-name
 ) -> Field:
     # Pydantic 2.12+ no longer allows post-creation mutation of field properties
     if isinstance(choices, dict):
-        json_extra = {"choices": choices, "x-parameter": "grouped_choice"}
+        json_extra = {
+            "choices": choices,
+            "x-parameter": "grouped_choice",
+            "x-model-metadata": model_metadata,
+        }
     elif isinstance(choices, list):
         json_extra = {"choices": choices, "x-parameter": "choice"}
     else:

web/oss/src/components/SelectLLMProvider/index.tsx

@@ -1,13 +1,13 @@
 import {useMemo, useRef, useState} from "react"
 
 import {CaretRight, Plus, X} from "@phosphor-icons/react"
-import {Select, Input, Button, Divider, InputRef, Popover} from "antd"
+import {Button, Divider, Input, InputRef, Popover, Select, Tooltip, Typography} from "antd"
 import clsx from "clsx"
 
 import useLazyEffect from "@/oss/hooks/useLazyEffect"
 import {useVaultSecret} from "@/oss/hooks/useVaultSecret"
 import {capitalize} from "@/oss/lib/helpers/utils"
-import {SecretDTOProvider, PROVIDER_LABELS} from "@/oss/lib/Types"
+import {PROVIDER_LABELS, SecretDTOProvider} from "@/oss/lib/Types"
 
 import LLMIcons from "../LLMIcons"
 import Anthropic from "../LLMIcons/assets/Anthropic"
@@ -25,6 +25,7 @@ interface ProviderOption {
     label: string
     value: string
     key?: string
+    metadata?: Record<string, any>
 }
 
 interface ProviderGroup {
@@ -169,6 +170,7 @@ const SelectLLMProvider = ({
                                 label: resolvedLabel,
                                 value: resolvedValue,
                                 key: option?.key ?? resolvedValue,
+                                metadata: option?.metadata,
                             }
                         })
                         .filter(Boolean) as ProviderOption[]) ?? [],
@@ -208,6 +210,68 @@ const SelectLLMProvider = ({
         setTimeout(() => setOpen(false), 0)
     }
 
+    const formatCost = (cost: number) => {
+        const value = Number(cost)
+        if (isNaN(value)) return "N/A"
+        return value < 0.01 ? value.toFixed(4) : value.toFixed(2)
+    }
+
+    const renderTooltipContent = (metadata: Record<string, any>) => (
+        <div className="flex flex-col gap-0.5">
+            {(metadata.input !== undefined || metadata.output !== undefined) && (
+                <>
+                    <div className="flex justify-between gap-4">
+                        <Typography.Text className="text-[10px] text-nowrap">
+                            Input:
+                        </Typography.Text>
+                        <Typography.Text className="text-[10px] text-nowrap">
+                            ${formatCost(metadata.input)} / 1M
+                        </Typography.Text>
+                    </div>
+                    <div className="flex justify-between gap-4">
+                        <Typography.Text className="text-[10px] text-nowrap">
+                            Output:{" "}
+                        </Typography.Text>
+                        <Typography.Text className="text-[10px] text-nowrap">
+                            ${formatCost(metadata.output)} / 1M
+                        </Typography.Text>
+                    </div>
+                </>
+            )}
+        </div>
+    )
+
+    const renderOptionContent = (option: ProviderOption) => {
+        const Icon = getProviderIcon(option.value) || LLMIcons[option.label]
+        return (
+            <div className="flex items-center gap-2 w-full justify-between group h-full">
+                <div className="flex items-center gap-2 overflow-hidden w-full">
+                    {Icon && <Icon className="w-4 h-4 flex-shrink-0" />}
+                    <span className="truncate">{option.label}</span>
+                </div>
+            </div>
+        )
+    }
+
+    const renderOption = (option: ProviderOption) => {
+        const content = renderOptionContent(option)
+
+        if (option.metadata) {
+            return (
+                <Tooltip
+                    title={renderTooltipContent(option.metadata)}
+                    placement="right"
+                    mouseEnterDelay={0.3}
+                    color="white"
+                >
+                    {content}
+                </Tooltip>
+            )
+        }
+
+        return content
+    }
+
     return (
         <>
             <Select
@@ -225,6 +289,7 @@ const SelectLLMProvider = ({
                 placeholder="Select a provider"
                 style={{width: "100%"}}
                 virtual={false}
+                optionLabelProp="label"
                 className={clsx([
                     "[&_.ant-select-item-option-content]:flex [&_.ant-select-item-option-content]:items-center [&_.ant-select-item-option-content]:gap-2 [&_.ant-select-selection-item]:!flex [&_.ant-select-selection-item]:!items-center [&_.ant-select-selection-item]:!gap-2",
                     className,
@@ -292,10 +357,7 @@ const SelectLLMProvider = ({
                                                                 handleSelect(option.value)
                                                             }}
                                                         >
-                                                            {Icon && (
-                                                                <Icon className="w-4 h-4 flex-shrink-0" />
-                                                            )}
-                                                            <span>{option.label}</span>
+                                                            {renderOption(option)}
                                                         </div>
                                                     ))}
                                                 </div>
@@ -369,27 +431,26 @@ const SelectLLMProvider = ({
                             }
                         >
                             {group.options?.map((option) => {
-                                const Icon =
-                                    getProviderIcon(group.label || "") || LLMIcons[option.label]
                                 return (
-                                    <Option key={option.key ?? option.value} value={option.value}>
-                                        <div className="flex items-center gap-2">
-                                            {Icon && <Icon className="w-4 h-4 flex-shrink-0" />}
-                                            <span>{option.label}</span>
-                                        </div>
+                                    <Option
+                                        key={option.key ?? option.value}
+                                        value={option.value}
+                                        label={renderOptionContent(option)}
+                                    >
+                                        {renderOption(option)}
                                     </Option>
                                 )
                             })}
                         </OptGroup>
                     ) : (
                         group.options?.map((option) => {
-                            const Icon = getProviderIcon(option.value) || LLMIcons[option.label]
                             return (
-                                <Option key={option.key ?? option.value} value={option.value}>
-                                    <div className="flex items-center gap-2">
-                                        {Icon && <Icon className="w-4 h-4 flex-shrink-0" />}
-                                        <span>{option.label}</span>
-                                    </div>
+                                <Option
+                                    key={option.key ?? option.value}
+                                    value={option.value}
+                                    label={renderOptionContent(option)}
+                                >
+                                    {renderOption(option)}
                                 </Option>
                             )
                         })

web/oss/src/components/pages/observability/components/SessionsTable/index.tsx

@@ -10,6 +10,7 @@ import {useSessions} from "@/oss/state/newObservability/hooks/useSessions"
 import {openSessionDrawerWithUrlAtom} from "@/oss/state/url/session"
 
 import {AUTO_REFRESH_INTERVAL} from "../../constants"
+
 import EmptySessions from "./assets/EmptySessions"
 import {getSessionColumns, SessionRow} from "./assets/getSessionColumns"