---
title: "Is Hiro Systems Stacks Blockchain API down? Hiro Systems Stacks Blockchain API status"
url: "https://www.openstatus.dev/status/hiro/stacks-blockchain-api"
description: "Live Hiro Systems Stacks Blockchain API status, uptime over the last 45 days and recent incidents, tracked by openstatus."
---

# Is Hiro Systems Stacks Blockchain API down?

**Answer:** No, Hiro Systems Stacks Blockchain API is not down. All Hiro Systems Stacks Blockchain API systems are operational.

- Status: operational
- Checked: 2026-11-07T08:50:02Z
- User reports in the last 15 minutes: 0
- Part of: [Hiro Systems](/status/hiro.md) / Services for Testnet
- Official status page: https://status.hiro.so
- About: Serves Stacks blockchain data for developers, wallets, and Hiro's Explorer

## Last 45 days

2 of 2 tracked days without issues.

## Incidents affecting Stacks Blockchain API

| Started | Incident | Impact | Duration |
| --- | --- | --- | --- |
| 2026-06-15 | [Testnet Stacks Signer Outage](https://stspg.io/0gkm4d5fs8z0) | critical | 19m |
| 2026-06-15 | [Testnet Stacks Blockchain API Errors](https://stspg.io/wpsr71jjfrqc) | major | 1h 44m |
| 2026-06-15 | [Testnet Stacks Core Errors](https://stspg.io/6m6vm3nyl8ns) | critical | 31m |
| 2026-06-15 | [Testnet Stacks Signer Outage](https://stspg.io/3zllrmh8tk0w) | critical | 52m |
| 2026-06-03 | [Testnet Stacks Core Errors](https://stspg.io/511sjcqcrn31) | critical | 2h 2m |

## Links

- HTML page: /status/hiro/stacks-blockchain-api
- Service: /status/hiro.md