refactor: 精简pricing_display, tiered只保留有意义filter

- 过滤内部参数: value_mode, xxx_tokens 区间条件不展示
- tiered 只保留 model 等有意义的 filter key
- display_text 去掉冗余 prefix

pricing/pricing.py

@@ -856,17 +856,22 @@ async def get_pricing_display(ppid):
 				'unit_label': unit_label
 			}]
 			
-			# 处理 filters 区间定价
+			# 处理 filters 区间定价 - 只保留有意义的 filter（如 model）
 			if 'filters' in p:
 				tiered_pricing = []
 				for fi in p['filters']:
 					fi_copy = fi.copy()
 					raw_tier_price = fi.get('unit_prices', unit_price)
 					fi_copy.pop('unit_prices', None)
-					tiered_pricing.append({
-						'filters': fi_copy,
-						'unit_prices': raw_tier_price  # 新格式已是展示价
-					})
+					fi_copy.pop('value_mode', None)  # 内部参数不展示
+					# 只保留有意义的 filter key
+					meaningful_filters = {k: v for k, v in fi_copy.items() 
+										if not k.endswith('_tokens') and k != 'value_mode'}
+					if meaningful_filters:  # 有 model 等有意义 filter 才加 tiered
+						tiered_pricing.append({
+							'filters': meaningful_filters,
+							'unit_prices': raw_tier_price
+						})
 				if tiered_pricing:
 					price_factors_display[0]['tiered'] = tiered_pricing
 			
@@ -906,16 +911,12 @@ async def get_pricing_display(ppid):
 	# 生成可读价格表
 	display_lines = [f"【{getattr(r, 'name', '')}】定价:"]
 	for item in items:
-		prefix = ''
-		if item.get('filter_labels'):
-			labels = ', '.join(f"{k}: {v}" for k, v in item['filter_labels'].items())
-			prefix = f"  ({labels})"
 		for pf in item.get('price_factors', []):
 			label = pf.get('label', pf.get('factor', ''))
 			up = pf.get('unit_price')
 			ul = pf.get('unit_label', '')
 			if up is not None:
-				display_lines.append(f"  - {label}: {up} {ul}{prefix}")
+				display_lines.append(f"  - {label}: {up} {ul}")
 			if pf.get('tiered'):
 				for t in pf['tiered']:
 					t_filters = ', '.join(f"{k}={v}" for k, v in t.get('filters', {}).items())