We are having a latency issue . as you can see all of our inbound calls have more than 2500 ms.. tried to changed the LLM provider and voice provider with no luck. Can Any one from the team let us know what the real cause of the problem is, please? [image]

I can help you troubleshoot this latency issue. With end-to-end latency exceeding 2500ms, follow these steps: (1) 1. Check Estimated Latency Look for features marked with a turtle icon :turtle: in your configuration and check if your estimated latency is higher than 1.5s. If high, disable some fea…

Hello @anaomart Sure call_3dd532cc03233595592d14f4bc3 call_887fd553ab38a47f480d558a300 call_56534e38b5e5e7f1e47cdede56e call_80df7ff3adcf378414e5f2454c5

Hello @b_yildiz Actually, the latency is coming from the TTS provider. Try using something other than Eleven Labs for the Turkish language and see what other providers give you the best latency.

[image] Omar_Ashraf: Actually, the latency is coming from the TTS provider Thanks for the feed back. @Omar_Ashraf I tried the other providers , there seems not to be a significant change Let me clearify . the traffic is beetween your server and the TTs provider , isnt it? Thanks

Based on the available documentation, here’s how latency works in Retell AI’s architecture: Where Latency Happens in Voice Automation: (1) Speech Recognition Processing (ASR) - Time taken to transcribe spoken words into text (1) Response Generation (NLG or LLM) - Time to understand and craft an ap…

Latency issues inbound calls

Support Help

Omar_Ashraf January 12, 2026, 5:51pm 3

Hello @b_yildiz
Can you share some call ids.

Topic		Replies	Views
Call latency increase Support Help agent-performance	6	71	February 13, 2026
Agent ID: agent_9eecf52812a392ec152c4c1c0c Support Help agent-performance	3	18	March 12, 2026
LLM Latency Issue Support Help agent-performance	4	27	March 10, 2026
Do you have servers in Europe Support Help general	10	55	March 16, 2026
Performance-related configurations and noticeable latency during live calls Support Help	1	69	February 4, 2026

Latency issues inbound calls

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