# Telnyx: GLM-5.3 Degradation

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2026-09-01 16:20 UTC · Resolved: 2026-09-01 18:49 UTC · Duration: 2.5 h
- Updates: 3 · Affected components: GLM-5.3
- [Vendor status page: https://status.telnyx.com/incidents/01M1EXJFMRV0RN043KYH8TRHQK](https://status.telnyx.com/incidents/01M1EXJFMRV0RN043KYH8TRHQK)
- [Company: Telnyx](https://rewindex.com/company/telnyx.md)

## Part of an outage event

- [Google Cloud us-central1 outage, Sep 1, 2026: 47 vendors, 54 incidents](https://rewindex.com/events/2026-09-01-google-cloud-us-central1)
- This incident started in the same window without naming Google Cloud (timing only, not evidence of a link). (timing only, posted +1 h 38 min vs Google Cloud’s own post)

```mermaid
flowchart LR
  root["Google Cloud us-central1<br/>posted 14:42 UTC"]:::root
  h1["Within an hour<br/>8 vendors, 8 blamed Google Cloud<br/>Pinecone, Elastic Cloud, FullStory +5"]:::blames
  root --> h1
  h4["1 to 4 hours later<br/>6 vendors, 6 blamed Google Cloud<br/>Apollo GraphQL, Temporal Cloud, Clerk +3"]:::blames
  root --> h4
  p0["GitHub<br/>posted +18 min, did not name Google Cloud"]:::timing
  root -.-> p0
  k0["Bolt.new<br/>+24 min"]:::hop2
  p0 -->|"blamed GitHub"| k0
  p1["Twilio<br/>posted +1 h 42 min, did not name Google Cloud"]:::timing
  root -.-> p1
  k1["Gorgias, Iterable<br/>+2 h 23 min to +2 h 37 min"]:::hop2
  p1 -->|"blamed Twilio"| k1
  me["Telnyx (this incident)<br/>posted +1 h 38 min"]:::me
  root -.->|"same window"| me
```

_Detected automatically from incidents that started together and named the same provider; a link means one incident named another vendor, not a confirmed cause._

## Timeline of updates

- **investigating** 2026-09-01 16:41 UTC: We are investigation degradation for GLM-5.3 inference
- **monitoring** 2026-09-01 17:49 UTC: We are monitoring GLM-5.3 performance
- **resolved** 2026-09-01 18:49 UTC: This is resolved


---
Canonical: https://rewindex.com/company/telnyx/incidents/01M1EXJFMRV0RN043KYH8TRHQK · Markdown: https://rewindex.com/company/telnyx/incidents/01M1EXJFMRV0RN043KYH8TRHQK.md · JSON: https://rewindex.com/api/v1/companies/telnyx/incidents/01M1EXJFMRV0RN043KYH8TRHQK · Generated 2026-10-19T22:30:36.894Z