General API recovered
Timeline · 1 update
- resolved Apr 28, 2026, 07:58 PM UTC
General API recovered
Letta Outage History
Letta is up right nowThere were 12 Letta outages since February 16, 2026 totaling 6h 40m of downtime. Each is summarised below — incident details, duration, and resolution information.
Degraded Usage
Affected: Inference API (Inference API)Inference API (General API)
Timeline · 1 update
- resolved Apr 13, 2026, 07:54 PM UTC
Users might experience seeing 404 agent not found, we are working on a resolution
Inference API recovered
Timeline · 1 update
- resolved Apr 04, 2026, 01:32 PM UTC
Inference API recovered
app.letta.com recovered
Timeline · 1 update
- resolved Mar 31, 2026, 10:24 PM UTC
app.letta.com recovered
Degraded services
Affected: Inference API (Inference API)ADE (app.letta.com)
Timeline · 1 update
- resolved Mar 29, 2026, 05:27 AM UTC
Some agents may timeout and be slow to load messages - we are actively investigating [Resolved]
Partial outage (some agents...
Affected: Inference API (Inference API)ADE (app.letta.com)
Timeline · 1 update
- resolved Mar 28, 2026, 01:12 AM UTC
Some users may be temporarily unable to access their agents. Service will be fully restored shortly.
Partial outage
Affected: Inference API (Inference API)ADE (app.letta.com)
Timeline · 2 updates
- investigating Mar 27, 2026, 09:36 PM UTC
There are potentially some service interruptions due to a failure of a core provider, service should stabalize soon
- resolved Mar 27, 2026, 11:18 PM UTC
Resolved!
Elevated 409s (conversation...
Affected: Inference API (Inference API)ADE (app.letta.com)
Timeline · 1 update
- resolved Mar 10, 2026, 11:26 PM UTC
Investigating reports of elevated 409 (conversation is busy) causing degraded services
Issues with conversations
Affected: Inference API (Inference API)
Timeline · 1 update
- resolved Mar 10, 2026, 10:08 PM UTC
Conversations are being marked as busy, high latency - we're looking into it
Issues with inference on no...
Affected: Inference API (Inference API)
Timeline · 2 updates
- investigating Feb 23, 2026, 07:57 PM UTC
Users using non-main agent conversations may experience 409/service related slowdowns and high latency. Users are advises to swap into the main or default conversation of their agent to unblock themselves in the meantime. We are looking into the cause.
- resolved Feb 24, 2026, 12:30 AM UTC
Conversation status bug should be resolved
Partial outage for PRO users
Affected: Inference API (Inference API)
Timeline · 1 update
- resolved Feb 19, 2026, 08:25 PM UTC
Some PRO users may have experienced an issue with rate limits, claiming they are out of credits, but were not. This issue occurred between 12:25 to 12:35 PM PST. Incident has been resolved
Partial outage on api.letta...
Affected: Inference API (Inference API)
Timeline · 2 updates
- investigating Feb 16, 2026, 11:39 PM UTC
Some users are reporting steps created after the initial step are getting unintentionally rate limited by our system. We are working on a patch for this
- resolved Feb 17, 2026, 12:04 AM UTC
Outage has been resolved
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