Open Banking

API performance and documentation

Documentation

Currently we only offer open application programming interfaces (APIs) for the cash hub account of our Active Savings service. Find out more by reading our Active Savings FAQs.

HL API Summary Information

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Performance

We publish statistics every three months about how our Online and Open Banking services are performing.

1 October 2025 - 31 December 2025

DateAccount information API Uptime % Account information Response (ms) Account information Error rate % HL Website Uptime % HL Website Response (ms) HL Website Error rate % Mobile app Uptime%Mobile app Response (ms)Mobile app Error Rate %
01/10/2025100.00%2879.09%100.002670.01%100.00%1930.64%
02/10/2025100.00%770.00%100.002700.01%100.00%1930.64%
03/10/2025100.00%N/A0.00%100.002670.01%100.00%1990.69%
04/10/2025100.00%N/A0.00%100.002720.02%100.00%1810.75%
05/10/2025100.00%N/A0.00%100.002690.02%100.00%1760.78%
06/10/2025100.00%3380.00%100.002650.01%100.00%1930.64%
07/10/2025100.00%1750.00%100.002620.02%100.00%1940.67%
08/10/2025100.00%5490.00%100.002600.02%100.00%1930.71%
09/10/2025100.00%2610.00%100.002710.02%100.00%1920.74%
10/10/2025100.00%N/A0.00%100.002700.01%100.00%1940.72%
11/10/2025100.00%640.00%100.002510.03%100.00%1780.81%
12/10/2025100.00%N/A0.00%100.006350.02%100.00%1760.80%
13/10/2025100.00%15180.00%100.002590.02%100.00%1930.72%
14/10/2025100.00%4810.00%100.002540.02%100.00%1930.68%
15/10/2025100.00%N/A0.00%100.002610.02%100.00%1930.68%
16/10/2025100.00%N/A0.00%100.002660.01%100.00%1910.69%
17/10/2025100.00%N/A0.00%100.002550.02%100.00%1910.72%
18/10/2025100.00%N/A0.00%100.002600.03%100.00%1770.73%
19/10/2025100.00%8170.00%100.002700.02%100.00%1730.77%
20/10/2025100.00%3900.00%100.002520.02%100.00%1940.70%
21/10/2025100.00%3190.00%100.002850.02%100.00%1920.77%
22/10/2025100.00%6040.00%100.002410.02%100.00%1950.71%
23/10/2025100.00%800.00%100.002390.02%100.00%1870.66%
24/10/2025100.00%N/A0.00%100.002370.02%100.00%1980.23%
25/10/2025100.00%4270.00%100.002270.02%100.00%1790.13%
26/10/2025100.00%9090.00%100.002290.02%100.00%1730.14%
27/10/2025100.00%6270.00%100.002580.01%100.00%1910.21%
28/10/2025100.00%4710.00%100.002400.03%100.00%1890.19%
29/10/2025100.00%12840.00%100.003330.03%100.00%1910.18%
30/10/2025100.00%4220.00%100.002450.03%100.00%1870.19%
31/10/2025100.00%3580.00%100.002600.03%100.00%1880.18%
01/11/2025100.00%3860.00%100.002390.05%100.00%1760.12%
02/11/2025100.00%7030.00%100.002390.04%100.00%1730.13%
03/11/2025100.00%4730.00%100.002800.02%100.00%1880.18%
04/11/2025100.00%5630.00%100.002560.03%100.00%1960.19%
05/11/2025100.00%5280.00%100.002490.03%100.00%1970.20%
06/11/2025100.00%6860.00%100.002530.02%100.00%1940.20%
07/11/2025100.00%3870.00%100.002640.03%100.00%1900.18%
08/11/2025100.00%5360.00%100.002260.05%100.00%1760.13%
09/11/2025100.00%8130.00%100.002430.05%100.00%1740.14%
10/11/2025100.00%10460.00%99.17%20450.08%98.89%4670.70%
11/11/2025100.00%4780.00%100.00%2460.02%100.00%1910.17%
12/11/2025100.00%7760.00%100.00%2960.02%100.00%1910.17%
13/11/2025100.00%5370.00%100.00%2680.03%100.00%1900.18%
14/11/2025100.00%3730.00%100.00%2890.03%100.00%1960.18%
15/11/2025100.00%4560.00%100.00%2950.04%100.00%1790.12%
16/11/2025100.00%3820.00%100.00%3070.03%100.00%1770.12%
17/11/2025100.00%5150.00%100.00%3590.01%100.00%1980.16%
18/11/2025100.00%5120.00%97.43%3070.03%97.50%1950.47%
19/11/2025100.00%2650.00%100.00%2970.02%100.00%1910.16%
20/11/2025100.00%5870.00%100.00%2790.02%100.00%1910.16%
21/11/2025100.00%6710.00%100.00%2700.02%100.00%1920.17%
22/11/2025100.00%4610.00%100.00%2920.04%100.00%1810.12%
23/11/2025100.00%6260.00%100.00%2850.04%100.00%1760.13%
24/11/2025100.00%7960.00%100.00%2990.02%100.00%1950.18%
25/11/2025100.00%2770.00%100.00%2830.03%100.00%1950.15%
26/11/2025100.00%10110.00%100.00%2560.04%100.00%1980.15%
27/11/2025100.00%3490.00%100.00%2540.01%100.00%1940.14%
28/11/2025100.00%5350.00%100.00%2630.02%99.93%1990.17%
29/11/2025100.00%5010.00%100.00%2740.03%100.00%1850.12%
30/11/2025100.00%10490.00%100.00%2600.02%100.00%1810.20%
01/12/2025100.00%3800.00%100.00%2830.02%100.00%1990.18%
02/12/2025100.00%3530.00%100.00%2910.03%100.00%2060.17%
03/12/2025100.00%3860.00%100.00%2620.02%100.00%1990.15%
04/12/2025100.00%4830.00%100.00%2650.02%100.00%2020.17%
05/12/2025100.00%2860.00%98.40%2650.02%100.00%1980.16%
06/12/2025100.00%4330.00%100.00%2400.03%100.00%1800.12%
07/12/2025100.00%5270.00%100.00%2790.03%100.00%1800.13%
08/12/2025100.00%4670.00%100.00%2640.02%100.00%1960.19%
09/12/2025100.00%5300.00%100.00%2580.03%100.00%1980.17%
10/12/2025100.00%12730.00%100.00%2830.02%100.00%1980.16%
11/12/2025100.00%4320.00%100.00%2660.03%100.00%1990.18%
12/12/2025100.00%5680.00%100.00%2900.01%100.00%1990.17%
13/12/2025100.00%5660.00%100.00%2910.02%100.00%1850.12%
14/12/2025100.00%6530.00%100.00%2640.02%100.00%1830.13%
15/12/2025100.00%7100.00%100.00%2690.02%100.00%2020.16%
16/12/2025100.00%5700.00%100.00%2690.03%100.00%1960.16%
17/12/2025100.00%6200.00%100.00%2820.02%100.00%2010.17%
18/12/2025100.00%6420.00%100.00%2570.01%100.00%2030.18%
19/12/2025100.00%4450.00%100.00%2730.01%100.00%2040.16%
20/12/2025100.00%3470.00%100.00%2470.02%100.00%1890.13%
21/12/2025100.00%4210.00%100.00%2630.02%100.00%1860.14%
22/12/2025100.00%6770.00%100.00%2650.02%100.00%2060.20%
23/12/2025100.00%6670.00%100.00%2540.03%100.00%2040.21%
24/12/2025100.00%6770.00%100.00%2500.02%100.00%2010.22%
25/12/2025100.00%5020.00%100.00%2350.02%100.00%1830.14%
26/12/2025100.00%5650.00%100.00%2280.04%100.00%1890.18%
27/12/2025100.00%4610.00%100.00%3310.05%100.00%1850.17%
28/12/2025100.00%8820.00%100.00%2400.02%100.00%1870.17%
29/12/2025100.00%2690.00%100.00%2660.02%100.00%2060.28%
30/12/2025100.00%5690.00%100.00%2480.03%100.00%2080.23%
31/12/2025100.00%9050.00%100.00%2570.02%100.00%2040.21%

View previous Open Banking API performance data