Hi using a custom llm
# supportp
portia
06/03/2025, 7:14 PMThe TTS never vocalised my last message and the call timed out . Can you please investigate
This is call id: c762d5b6-5094-4e95-8f13-71bdaa936510
portia
06/04/2025, 9:44 AMThis has happened again - the graph produces a message. Vapi receives it and it doesn't get volcalised ?
portia
06/04/2025, 10:01 AMAn error occurred in this call: call.in-progress.error-vapifault-custom-llm-llm-failed
this is the error
v
Vapi
06/04/2025, 4:19 PMš” 19:07:32:650 No Tool Calls Matched User Provided. Model Provided: \[ { "id": "call_rEtyQ8BfOfLwW3D2HYl5L3Cg", "type": "function", "function": { "name": "create_client", "arguments": "{\\"first_name\\":\\"Sarah\\",\\"last_name\\":\\"Test\\",\\"phone_number\\":\\"0871486360\\",\\"gender\\":\\"FEMALE\\",\\"title\\":\\"Ms\\",\\"date_of_birth\\":\\"1997-12-07\\"}" } } \]
š” 19:07:34:513 Model called a tool that does not exist { "id": "call_m9oqwVJmGFMylEftvy6TqJnc", "type": "function", "function": { "name": "transfer_to_booking_agent_new", "arguments": "{}" } }
It's failing because your module is calling the tools which doesn't exist. I'll suggest you to check your custom LLM for the modules it has associations with and with the VAPI assistant as well. And remove the un-established or non-existing tools.
p
portia
06/04/2025, 5:27 PMthis tool does exist ?
portia
06/04/2025, 5:28 PMit is a custom llm - > it generated a message. the issue is between sending message from graph to vapi
v
Vapi
06/05/2025, 12:32 AMI completely understand that it's a custom LLM and issues on your side. Checking if you are able to resolve this.