Files
sub2api/backend/migrations/054_drop_legacy_cache_columns.sql
shaw a817cafe3d feat: 区分 Anthropic 5m/1h 缓存创建 token 的差异化计费
Anthropic API 的 cache_creation 对象区分了 ephemeral_5m 和 ephemeral_1h
两种缓存创建 token,1h 单价远高于 5m(如 claude-3-5-haiku: 5m=$1/MTok,
1h=$6/MTok)。此前系统统一按 5m 单价计费,导致计费偏低。

后端:
- pricing_service: 加载 LiteLLM 的 cache_creation_input_token_cost_above_1hr
- billing_service: GetModelPricing 启用分类计费(安全守卫 1h>5m),
  CalculateCost 按 5m/1h 分别计费,无明细时回退到 5m 单价
- gateway_service: parseSSEUsage/handleNonStreamingResponse 用 gjson
  提取嵌套 cache_creation 对象的 ephemeral_5m/1h_input_tokens
- antigravity_gateway_service: extractSSEUsage/extractClaudeUsage 同步提取
- usage_log: 修复 GORM column tag 确保写入正确的数据库列
- 新增迁移 054: 删除 GORM 自动生成的重复列

前端:
- 使用记录 tooltip 展示 5m/1h 缓存创建明细(带彩色 badge 区分)
- 表格单元格缓存写入数值旁显示 1h 标识
2026-02-14 18:15:35 +08:00

15 lines
698 B
SQL

-- Drop legacy cache token columns that lack the underscore separator.
-- These were created by GORM's automatic snake_case conversion:
-- CacheCreation5mTokens → cache_creation5m_tokens (incorrect)
-- CacheCreation1hTokens → cache_creation1h_tokens (incorrect)
--
-- The canonical columns are:
-- cache_creation_5m_tokens (defined in 001_init.sql)
-- cache_creation_1h_tokens (defined in 001_init.sql)
--
-- Migration 009 already copied data from legacy → canonical columns.
-- This migration drops the legacy columns to avoid confusion.
ALTER TABLE usage_logs DROP COLUMN IF EXISTS cache_creation5m_tokens;
ALTER TABLE usage_logs DROP COLUMN IF EXISTS cache_creation1h_tokens;