diff --git a/components/ui/chart.tsx b/components/ui/chart.tsx
deleted file mode 100644
index 421fe58..0000000
--- a/components/ui/chart.tsx
+++ /dev/null
@@ -1,353 +0,0 @@
-'use client'
-
-import * as React from 'react'
-import * as RechartsPrimitive from 'recharts'
-
-import { cn } from '@/lib/utils'
-
-// Format: { THEME_NAME: CSS_SELECTOR }
-const THEMES = { light: '', dark: '.dark' } as const
-
-export type ChartConfig = {
-  [k in string]: {
-    label?: React.ReactNode
-    icon?: React.ComponentType
-  } & (
-    | { color?: string; theme?: never }
-    | { color?: never; theme: Record<keyof typeof THEMES, string> }
-  )
-}
-
-type ChartContextProps = {
-  config: ChartConfig
-}
-
-const ChartContext = React.createContext<ChartContextProps | null>(null)
-
-function useChart() {
-  const context = React.useContext(ChartContext)
-
-  if (!context) {
-    throw new Error('useChart must be used within a <ChartContainer />')
-  }
-
-  return context
-}
-
-function ChartContainer({
-  id,
-  className,
-  children,
-  config,
-  ...props
-}: React.ComponentProps<'div'> & {
-  config: ChartConfig
-  children: React.ComponentProps<
-    typeof RechartsPrimitive.ResponsiveContainer
-  >['children']
-}) {
-  const uniqueId = React.useId()
-  const chartId = `chart-${id || uniqueId.replace(/:/g, '')}`
-
-  return (
-    <ChartContext.Provider value={{ config }}>
-      <div
-        data-slot="chart"
-        data-chart={chartId}
-        className={cn(
-          "[&_.recharts-cartesian-axis-tick_text]:fill-muted-foreground [&_.recharts-cartesian-grid_line[stroke='#ccc']]:stroke-border/50 [&_.recharts-curve.recharts-tooltip-cursor]:stroke-border [&_.recharts-polar-grid_[stroke='#ccc']]:stroke-border [&_.recharts-radial-bar-background-sector]:fill-muted [&_.recharts-rectangle.recharts-tooltip-cursor]:fill-muted [&_.recharts-reference-line_[stroke='#ccc']]:stroke-border flex aspect-video justify-center text-xs [&_.recharts-dot[stroke='#fff']]:stroke-transparent [&_.recharts-layer]:outline-hidden [&_.recharts-sector]:outline-hidden [&_.recharts-sector[stroke='#fff']]:stroke-transparent [&_.recharts-surface]:outline-hidden",
-          className,
-        )}
-        {...props}
-      >
-        <ChartStyle id={chartId} config={config} />
-        <RechartsPrimitive.ResponsiveContainer>
-          {children}
-        </RechartsPrimitive.ResponsiveContainer>
-      </div>
-    </ChartContext.Provider>
-  )
-}
-
-const ChartStyle = ({ id, config }: { id: string; config: ChartConfig }) => {
-  const colorConfig = Object.entries(config).filter(
-    ([, config]) => config.theme || config.color,
-  )
-
-  if (!colorConfig.length) {
-    return null
-  }
-
-  return (
-    <style
-      dangerouslySetInnerHTML={{
-        __html: Object.entries(THEMES)
-          .map(
-            ([theme, prefix]) => `
-${prefix} [data-chart=${id}] {
-${colorConfig
-  .map(([key, itemConfig]) => {
-    const color =
-      itemConfig.theme?.[theme as keyof typeof itemConfig.theme] ||
-      itemConfig.color
-    return color ? `  --color-${key}: ${color};` : null
-  })
-  .join('\n')}
-}
-`,
-          )
-          .join('\n'),
-      }}
-    />
-  )
-}
-
-const ChartTooltip = RechartsPrimitive.Tooltip
-
-function ChartTooltipContent({
-  active,
-  payload,
-  className,
-  indicator = 'dot',
-  hideLabel = false,
-  hideIndicator = false,
-  label,
-  labelFormatter,
-  labelClassName,
-  formatter,
-  color,
-  nameKey,
-  labelKey,
-}: React.ComponentProps<typeof RechartsPrimitive.Tooltip> &
-  React.ComponentProps<'div'> & {
-    hideLabel?: boolean
-    hideIndicator?: boolean
-    indicator?: 'line' | 'dot' | 'dashed'
-    nameKey?: string
-    labelKey?: string
-  }) {
-  const { config } = useChart()
-
-  const tooltipLabel = React.useMemo(() => {
-    if (hideLabel || !payload?.length) {
-      return null
-    }
-
-    const [item] = payload
-    const key = `${labelKey || item?.dataKey || item?.name || 'value'}`
-    const itemConfig = getPayloadConfigFromPayload(config, item, key)
-    const value =
-      !labelKey && typeof label === 'string'
-        ? config[label as keyof typeof config]?.label || label
-        : itemConfig?.label
-
-    if (labelFormatter) {
-      return (
-        <div className={cn('font-medium', labelClassName)}>
-          {labelFormatter(value, payload)}
-        </div>
-      )
-    }
-
-    if (!value) {
-      return null
-    }
-
-    return <div className={cn('font-medium', labelClassName)}>{value}</div>
-  }, [
-    label,
-    labelFormatter,
-    payload,
-    hideLabel,
-    labelClassName,
-    config,
-    labelKey,
-  ])
-
-  if (!active || !payload?.length) {
-    return null
-  }
-
-  const nestLabel = payload.length === 1 && indicator !== 'dot'
-
-  return (
-    <div
-      className={cn(
-        'border-border/50 bg-background grid min-w-[8rem] items-start gap-1.5 rounded-lg border px-2.5 py-1.5 text-xs shadow-xl',
-        className,
-      )}
-    >
-      {!nestLabel ? tooltipLabel : null}
-      <div className="grid gap-1.5">
-        {payload.map((item, index) => {
-          const key = `${nameKey || item.name || item.dataKey || 'value'}`
-          const itemConfig = getPayloadConfigFromPayload(config, item, key)
-          const indicatorColor = color || item.payload.fill || item.color
-
-          return (
-            <div
-              key={item.dataKey}
-              className={cn(
-                '[&>svg]:text-muted-foreground flex w-full flex-wrap items-stretch gap-2 [&>svg]:h-2.5 [&>svg]:w-2.5',
-                indicator === 'dot' && 'items-center',
-              )}
-            >
-              {formatter && item?.value !== undefined && item.name ? (
-                formatter(item.value, item.name, item, index, item.payload)
-              ) : (
-                <>
-                  {itemConfig?.icon ? (
-                    <itemConfig.icon />
-                  ) : (
-                    !hideIndicator && (
-                      <div
-                        className={cn(
-                          'shrink-0 rounded-[2px] border-(--color-border) bg-(--color-bg)',
-                          {
-                            'h-2.5 w-2.5': indicator === 'dot',
-                            'w-1': indicator === 'line',
-                            'w-0 border-[1.5px] border-dashed bg-transparent':
-                              indicator === 'dashed',
-                            'my-0.5': nestLabel && indicator === 'dashed',
-                          },
-                        )}
-                        style={
-                          {
-                            '--color-bg': indicatorColor,
-                            '--color-border': indicatorColor,
-                          } as React.CSSProperties
-                        }
-                      />
-                    )
-                  )}
-                  <div
-                    className={cn(
-                      'flex flex-1 justify-between leading-none',
-                      nestLabel ? 'items-end' : 'items-center',
-                    )}
-                  >
-                    <div className="grid gap-1.5">
-                      {nestLabel ? tooltipLabel : null}
-                      <span className="text-muted-foreground">
-                        {itemConfig?.label || item.name}
-                      </span>
-                    </div>
-                    {item.value && (
-                      <span className="text-foreground font-mono font-medium tabular-nums">
-                        {item.value.toLocaleString()}
-                      </span>
-                    )}
-                  </div>
-                </>
-              )}
-            </div>
-          )
-        })}
-      </div>
-    </div>
-  )
-}
-
-const ChartLegend = RechartsPrimitive.Legend
-
-function ChartLegendContent({
-  className,
-  hideIcon = false,
-  payload,
-  verticalAlign = 'bottom',
-  nameKey,
-}: React.ComponentProps<'div'> &
-  Pick<RechartsPrimitive.LegendProps, 'payload' | 'verticalAlign'> & {
-    hideIcon?: boolean
-    nameKey?: string
-  }) {
-  const { config } = useChart()
-
-  if (!payload?.length) {
-    return null
-  }
-
-  return (
-    <div
-      className={cn(
-        'flex items-center justify-center gap-4',
-        verticalAlign === 'top' ? 'pb-3' : 'pt-3',
-        className,
-      )}
-    >
-      {payload.map((item) => {
-        const key = `${nameKey || item.dataKey || 'value'}`
-        const itemConfig = getPayloadConfigFromPayload(config, item, key)
-
-        return (
-          <div
-            key={item.value}
-            className={
-              '[&>svg]:text-muted-foreground flex items-center gap-1.5 [&>svg]:h-3 [&>svg]:w-3'
-            }
-          >
-            {itemConfig?.icon && !hideIcon ? (
-              <itemConfig.icon />
-            ) : (
-              <div
-                className="h-2 w-2 shrink-0 rounded-[2px]"
-                style={{
-                  backgroundColor: item.color,
-                }}
-              />
-            )}
-            {itemConfig?.label}
-          </div>
-        )
-      })}
-    </div>
-  )
-}
-
-// Helper to extract item config from a payload.
-function getPayloadConfigFromPayload(
-  config: ChartConfig,
-  payload: unknown,
-  key: string,
-) {
-  if (typeof payload !== 'object' || payload === null) {
-    return undefined
-  }
-
-  const payloadPayload =
-    'payload' in payload &&
-    typeof payload.payload === 'object' &&
-    payload.payload !== null
-      ? payload.payload
-      : undefined
-
-  let configLabelKey: string = key
-
-  if (
-    key in payload &&
-    typeof payload[key as keyof typeof payload] === 'string'
-  ) {
-    configLabelKey = payload[key as keyof typeof payload] as string
-  } else if (
-    payloadPayload &&
-    key in payloadPayload &&
-    typeof payloadPayload[key as keyof typeof payloadPayload] === 'string'
-  ) {
-    configLabelKey = payloadPayload[
-      key as keyof typeof payloadPayload
-    ] as string
-  }
-
-  return configLabelKey in config
-    ? config[configLabelKey]
-    : config[key as keyof typeof config]
-}
-
-export {
-  ChartContainer,
-  ChartTooltip,
-  ChartTooltipContent,
-  ChartLegend,
-  ChartLegendContent,
-  ChartStyle,
-}
diff --git a/package.json b/package.json
index 9868141..b6dea96 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,9 @@
     "@radix-ui/react-toggle-group": "1.1.19",
     "@radix-ui/react-tooltip": "1.2.16",
     "@siax/0pt-decision": "workspace:*",
+    "@siax/charts": "^0.4.0",
     "@siax/config": "^0.2.1",
+    "@siax/contracts": "^0.10.0",
     "@siax/tokens": "^0.1.2",
     "@siax/ui": "^0.12.0",
     "autoprefixer": "^10.4.20",
@@ -72,14 +74,12 @@
     "react-dom": "19.2.8",
     "react-hook-form": "^7.60.0",
     "react-resizable-panels": "^2.1.7",
-    "recharts": "2.15.4",
     "sonner": "^2.0.6",
     "stripe": "^22.2.3",
     "tailwind-merge": "^3.3.1",
     "tailwindcss-animate": "^1.0.7",
     "vaul": "^1.1.2",
-    "zod": "3.25.76",
-    "@siax/contracts": "^0.10.0"
+    "zod": "3.25.76"
   },
   "devDependencies": {
     "@eslint/js": "^9.15.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 9cf2259..56171a8 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -101,6 +101,9 @@ importers:
       '@siax/0pt-decision':
         specifier: workspace:*
         version: link:packages/decision
+      '@siax/charts':
+        specifier: ^0.4.0
+        version: 0.4.0(@siax/ui@0.12.0(@types/react-dom@19.2.7(@types/react@19.2.18))(@types/react@19.2.18)(react-dom@19.2.8(react@19.2.8))(react@19.2.8)(tailwindcss@4.3.3))(react-dom@19.2.8(react@19.2.8))(react@19.2.8)
       '@siax/config':
         specifier: ^0.2.1
         version: 0.2.1(tailwindcss@4.3.3)
@@ -164,9 +167,6 @@ importers:
       react-resizable-panels:
         specifier: ^2.1.7
         version: 2.1.9(react-dom@19.2.8(react@19.2.8))(react@19.2.8)
-      recharts:
-        specifier: 2.15.4
-        version: 2.15.4(react-dom@19.2.8(react@19.2.8))(react@19.2.8)
       sonner:
         specifier: ^2.0.6
         version: 2.0.8(@types/react@19.2.18)(react-dom@19.2.8(react@19.2.8))(react@19.2.8)
@@ -1531,6 +1531,13 @@ packages:
     cpu: [x64]
     os: [win32]
 
+  '@siax/charts@0.4.0':
+    resolution: {integrity: sha512-Lbq/iDJLL3zL3qBKDaNevIUujeaJED8qLwuRt+qka771Y4QOSiwlbmTYR9Tz1F0kKNjxVvLQq178EDDmGYg4ew==, tarball: https://git.siax.io/api/packages/sax3l/npm/%40siax%2Fcharts/-/0.4.0/charts-0.4.0.tgz}
+    peerDependencies:
+      '@siax/ui': 0.12.0
+      react: ^19.2.0
+      react-dom: ^19.2.0
+
   '@siax/config@0.2.1':
     resolution: {integrity: sha512-6YRGYSczhdSBSZYtzqnH5I+5BHllvxmPICtVDUbUzQ8Bd44IQ7yDQHWynrsVCFEvv+WsqNHHxOo9XREJNi+jRw==, tarball: https://git.siax.io/api/packages/sax3l/npm/%40siax%2Fconfig/-/0.2.1/config-0.2.1.tgz}
     peerDependencies:
@@ -2072,6 +2079,9 @@ packages:
   dom-helpers@5.2.1:
     resolution: {integrity: sha512-nRCa7CK3VTrM2NmGkIy4cbK7IZlgBE/PYMn55rrXefr5xXDP0LdtfPnblFDoVdcAfslJ7or6iqAUnx0CCGIWQA==}
 
+  echarts@6.1.0:
+    resolution: {integrity: sha512-q0yaFPggC9FUdsWH4blavRWFmxdrIodbkoKNAjJudAI6CA9gNPxHtV2RcZNEepZVlk4yvBYkOkbk6HIVpIyHZA==}
+
   electron-to-chromium@1.5.428:
     resolution: {integrity: sha512-1JxbaFJj1bRKurj1uY3l4xxpU9kOUAUjcIgApj0qu1Pao5GhoIWI8iL0BeMYJ2njig1hBx0A7eKD9VGjH9wlHw==}
 
@@ -2952,6 +2962,9 @@ packages:
     resolution: {integrity: sha512-NoZ4roiN7LnbKn9QqE1amc9DJfzvZXxF4xDavcOWt1BPkdx+m+0gJuPM+S0vCe7zTJMYUP0R8pO2XMr+Y8oLIg==}
     engines: {node: '>=6'}
 
+  tslib@2.3.0:
+    resolution: {integrity: sha512-N82ooyxVNm6h1riLCoyS9e3fuJ3AMG2zIZs2Gd1ATcSFjSA23Q0fzjjZeh0jbJvWVDZ0cJT8yaNNaaXHzueNjg==}
+
   tslib@2.8.1:
     resolution: {integrity: sha512-oJFu94HQb+KVduSUQL7wnpmqnfmLsOA/nAh6b6EH0wCEoK0/mPeXU6c3wKDV83MkOuHPRHtSXKKU99IBazS/2w==}
 
@@ -3123,6 +3136,9 @@ packages:
   zod@3.25.76:
     resolution: {integrity: sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==}
 
+  zrender@6.1.0:
+    resolution: {integrity: sha512-oEGMDB6pOP2S6OwRR4PdVv610zrjnA3Bh+JnSG12fYJlBKjtNAoEb5fSUoCOOINlH96I2fU38/A2UpRKs67xYQ==}
+
 snapshots:
 
   '@alloc/quick-lru@5.2.0': {}
@@ -4322,6 +4338,13 @@ snapshots:
   '@rollup/rollup-win32-x64-msvc@4.62.2':
     optional: true
 
+  '@siax/charts@0.4.0(@siax/ui@0.12.0(@types/react-dom@19.2.7(@types/react@19.2.18))(@types/react@19.2.18)(react-dom@19.2.8(react@19.2.8))(react@19.2.8)(tailwindcss@4.3.3))(react-dom@19.2.8(react@19.2.8))(react@19.2.8)':
+    dependencies:
+      '@siax/ui': 0.12.0(@types/react-dom@19.2.7(@types/react@19.2.18))(@types/react@19.2.18)(react-dom@19.2.8(react@19.2.8))(react@19.2.8)(tailwindcss@4.3.3)
+      echarts: 6.1.0
+      react: 19.2.8
+      react-dom: 19.2.8(react@19.2.8)
+
   '@siax/config@0.2.1(tailwindcss@4.3.3)':
     dependencies:
       tailwindcss: 4.3.3
@@ -4912,6 +4935,11 @@ snapshots:
       '@babel/runtime': 7.29.7
       csstype: 3.2.3
 
+  echarts@6.1.0:
+    dependencies:
+      tslib: 2.3.0
+      zrender: 6.1.0
+
   electron-to-chromium@1.5.428: {}
 
   embla-carousel-react@8.5.1(react@19.2.8):
@@ -5760,6 +5788,8 @@ snapshots:
       minimist: 1.2.8
       strip-bom: 3.0.0
 
+  tslib@2.3.0: {}
+
   tslib@2.8.1: {}
 
   tsx@4.23.15:
@@ -5935,3 +5965,7 @@ snapshots:
   yocto-queue@0.1.0: {}
 
   zod@3.25.76: {}
+
+  zrender@6.1.0:
+    dependencies:
+      tslib: 2.3.0