●Incident
B3 Developers outage.
OngoingDEGRADATION · HIGHJul 29, 2026, 02:50 AM · about 5 hours ago · Regions: asia, us-west, us-east, europe
Incident Summary
Incident Summary
API B3 Developers is currently DOWN in us-east.
Diagnostic Details
Error Type: http HTTP Status: 520 Error Message: API returned HTTP 520 Retry Attempts: 1 (all failed)
Validation Results
Validation Reason: DOWN in multiple regions: asia, europe, us-west + us-east Consecutive DOWN Checks: 2 Time Between Checks: 301s
Cross-Region Impact
Also DOWN in: asia, europe, us-west Total Affected Regions: 4
Severity Assessment
Level: HIGH Multiple regions affected or critical error type detected.
Detected by Probecast Health Monitor - 2026-07-29T02:50:21.852Z
Timeline
●Started
Jul 29, 2026, 02:50 AM
about 5 hours ago
●Duration
Ongoing
Evidence Logs6 checks
| Time | Region | Status | Latency | Code |
|---|---|---|---|---|
| Jul 29, 02:50 AM | us-west | down | 743ms | 520 |
| Jul 29, 02:50 AM | us-east | down | 743ms | 520 |
| Jul 29, 02:47 AM | asia | down | 325ms | 520 |
Track B3 reliability
This isn't B3's first incident. They had 19 incidents in the last 180 days, averaging 215 minutes of impact.
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