POST /api/v1/auth/login HTTP/1.1
Content-Type: application/json

{
  "email": "your@email.com",
  "password": "your-password"
}

{
  "code": 0,
  "message": "success",
  "data": {
    "access_token": "eyJhbGc...",
    "refresh_token": "rt_756a220ffa...",
    "expires_in": 86400,
    "token_type": "Bearer",
    "user": { "id": 3, "email": "...", "balance": 1575.13 }
  }
}

GET /api/v1/usage?page=1&page_size=200&start_date=2026-06-01&end_date=2026-06-23&timezone=Asia/Shanghai
Authorization: Bearer <access_token>

{
  "code": 0,
  "message": "success",
  "data": {
    "items": [ { /* UsageLog */ }, ... ],
    "total": 30423,
    "page": 1,
    "page_size": 200,
    "pages": 153
  }
}

POST /api/v1/auth/refresh
Content-Type: application/json

{
  "refresh_token": "rt_756a220ffa..."
}

#!/usr/bin/env bash
set -e

EMAIL="${EMAIL:?set EMAIL env}"
PASSWORD="${PASSWORD:?set PASSWORD env}"
BASE="https://api.lmuai.com"

JWT=$(curl -s -X POST "$BASE/api/v1/auth/login" \
  -H "Content-Type: application/json" \
  -d "{\"email\":\"$EMAIL\",\"password\":\"$PASSWORD\"}" \
  | jq -r '.data.access_token')

[ -n "$JWT" ] && [ "$JWT" != "null" ] || { echo "login failed" >&2; exit 1; }

START="2026-06-01"; END="2026-06-30"; TZ="Asia/Shanghai"; PAGE_SIZE=200

# 取第 1 页拿 total
META=$(curl -s "$BASE/api/v1/usage?page=1&page_size=$PAGE_SIZE&start_date=$START&end_date=$END&timezone=$TZ" \
  -H "Authorization: Bearer $JWT")
PAGES=$(echo "$META" | jq -r '.data.pages')

# CSV 表头
echo "created_at,model,request_type,input_tokens,output_tokens,cache_read_tokens,total_cost,actual_cost,duration_ms" > usage.csv

# 写第 1 页
echo "$META" | jq -r '.data.items[] | [.created_at, .model, .request_type, .input_tokens, .output_tokens, .cache_read_tokens, .total_cost, .actual_cost, .duration_ms] | @csv' >> usage.csv

# 拉剩余页
for ((p=2; p<=PAGES; p++)); do
  curl -s "$BASE/api/v1/usage?page=$p&page_size=$PAGE_SIZE&start_date=$START&end_date=$END&timezone=$TZ" \
    -H "Authorization: Bearer $JWT" \
    | jq -r '.data.items[] | [.created_at, .model, .request_type, .input_tokens, .output_tokens, .cache_read_tokens, .total_cost, .actual_cost, .duration_ms] | @csv' >> usage.csv
done

echo "saved $(wc -l < usage.csv) lines to usage.csv"

import os, csv, requests

BASE = "https://api.lmuai.com"
EMAIL = os.environ["EMAIL"]
PASSWORD = os.environ["PASSWORD"]

def login() -> str:
    r = requests.post(f"{BASE}/api/v1/auth/login",
                      json={"email": EMAIL, "password": PASSWORD},
                      timeout=15)
    r.raise_for_status()
    data = r.json()
    if data["code"] != 0:
        raise RuntimeError(data.get("message", "login failed"))
    return data["data"]["access_token"]

def fetch_usage(jwt: str, **params):
    """Yield each row from paginated /usage endpoint."""
    page = 1
    while True:
        r = requests.get(f"{BASE}/api/v1/usage",
                         headers={"Authorization": f"Bearer {jwt}"},
                         params={**params, "page": page, "page_size": 200},
                         timeout=30)
        r.raise_for_status()
        d = r.json()["data"]
        for row in d.get("items", []):
            yield row
        if page >= d.get("pages", 1):
            return
        page += 1

if __name__ == "__main__":
    jwt = login()
    cols = ["created_at","model","request_type","input_tokens","output_tokens",
            "cache_read_tokens","total_cost","actual_cost","duration_ms"]
    with open("usage.csv", "w", newline="") as f:
        w = csv.writer(f); w.writerow(cols)
        for row in fetch_usage(jwt, start_date="2026-06-01", end_date="2026-06-30",
                               timezone="Asia/Shanghai"):
            w.writerow([row.get(c) for c in cols])
    print("done")

import fs from 'node:fs'

const BASE = 'https://api.lmuai.com'
const { EMAIL, PASSWORD } = process.env

async function login() {
  const r = await fetch(`${BASE}/api/v1/auth/login`, {
    method: 'POST',
    headers: { 'Content-Type': 'application/json' },
    body: JSON.stringify({ email: EMAIL, password: PASSWORD }),
  })
  const j = await r.json()
  if (j.code !== 0) throw new Error(j.message || 'login failed')
  return j.data.access_token
}

async function* fetchUsage(jwt, params) {
  for (let page = 1; ; page++) {
    const q = new URLSearchParams({ ...params, page, page_size: '200' })
    const r = await fetch(`${BASE}/api/v1/usage?${q}`, {
      headers: { Authorization: `Bearer ${jwt}` },
    })
    const j = await r.json()
    for (const row of j.data.items) yield row
    if (page >= j.data.pages) return
  }
}

const jwt = await login()
const cols = ['created_at','model','request_type','input_tokens','output_tokens',
              'cache_read_tokens','total_cost','actual_cost','duration_ms']
const out = fs.createWriteStream('usage.csv')
out.write(cols.join(',') + '\n')
for await (const row of fetchUsage(jwt, {
  start_date: '2026-06-01', end_date: '2026-06-30', timezone: 'Asia/Shanghai',
})) {
  out.write(cols.map(c => JSON.stringify(row[c] ?? '')).join(',') + '\n')
}
console.log('done')