Where does the bug appear (feature/product)?
Cursor IDE
Describe the Bug
I have a local AI server running ollama and responding correctly on the standard port. But Cursor refuses to connect to the server using the “Override OpenAI Base URL” option and adding one of the models supplied by the ollama server. I can check the connections made to the server, but cursor does not initiate any connection, does not check the available models etc. I have tried this using HTTP and HTTPS connections. I have tried all models available on the server, but always get a “AI Model Not Found” in the chat window.
Steps to Reproduce
Setup local ollama server
Try to connect to server using “Override OpenAI Base URL”
Expected Behavior
Cursor is expected to connect ot the Ollama server (and communicate correctly, but initial connection fails already)
Operating System
Windows 10/11
Version Information
Version: 2.5.25 (user setup)
VSCode Version: 1.105.1
Commit: 7150844152b426ed50d2b68dd6b33b5c5beb73c0
Date: 2026-02-24T07:17:49.417Z
Build Type: Stable
Release Track: Default
Electron: 39.4.0
Chromium: 142.0.7444.265
Node.js: 22.22.0
V8: 14.2.231.22-electron.0
OS: Windows_NT x64 10.0.19045
For AI issues: which model did you use?
gpt-oss:20b etc.
Additional Information
workbench.desktop.main.js:44241 [transport] [AGENT_ERROR_DIAGNOSTICS] requestId=96956425-9192-494c-9c8b-02f4e6d0caf4 decision=THROW aXt {arch: ‘x64’, platform: ‘win32’, channel: ‘stable’, client_version: ‘2.5.25’, decision: ‘THROW aXt’, …}
_log @ workbench.desktop.main.js:44241
warn @ workbench.desktop.main.js:44241
log @ workbench.desktop.main.js:32116
e @ workbench.desktop.main.js:464
warn @ workbench.desktop.main.js:464
run @ workbench.desktop.main.js:32116
await in run
run @ workbench.desktop.main.js:44360
runAgentLoop @ workbench.desktop.main.js:44360
streamFromAgentBackend @ workbench.desktop.main.js:44408
await in streamFromAgentBackend
getAgentStreamResponse @ workbench.desktop.main.js:44408
submitChatMaybeAbortCurrent @ workbench.desktop.main.js:32182
await in submitChatMaybeAbortCurrent
Gs @ workbench.desktop.main.js:43415
await in Gs
onSubmit @ workbench.desktop.main.js:43415
T @ workbench.desktop.main.js:43387
onSubmit @ workbench.desktop.main.js:43387
handleSubmit @ workbench.desktop.main.js:43290
(anonymous) @ workbench.desktop.main.js:43292
C$d @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
k$d @ workbench.desktop.main.js:453
Zue @ workbench.desktop.main.js:453
update @ workbench.desktop.main.js:455
C$d @ workbench.desktop.main.js:453
Td @ workbench.desktop.main.js:453
$7b @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
workbench.desktop.main.js:44241 [transport] [nal_agent_retries] Error not retryable {arch: ‘x64’, platform: ‘win32’, channel: ‘stable’, client_version: ‘2.5.25’, attempt: 0, …}
_log @ workbench.desktop.main.js:44241
warn @ workbench.desktop.main.js:44241
log @ workbench.desktop.main.js:32116
e @ workbench.desktop.main.js:464
warn @ workbench.desktop.main.js:464
run @ workbench.desktop.main.js:32116
await in run
run @ workbench.desktop.main.js:44360
runAgentLoop @ workbench.desktop.main.js:44360
streamFromAgentBackend @ workbench.desktop.main.js:44408
await in streamFromAgentBackend
getAgentStreamResponse @ workbench.desktop.main.js:44408
submitChatMaybeAbortCurrent @ workbench.desktop.main.js:32182
await in submitChatMaybeAbortCurrent
Gs @ workbench.desktop.main.js:43415
await in Gs
onSubmit @ workbench.desktop.main.js:43415
T @ workbench.desktop.main.js:43387
onSubmit @ workbench.desktop.main.js:43387
handleSubmit @ workbench.desktop.main.js:43290
(anonymous) @ workbench.desktop.main.js:43292
C$d @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
k$d @ workbench.desktop.main.js:453
Zue @ workbench.desktop.main.js:453
update @ workbench.desktop.main.js:455
C$d @ workbench.desktop.main.js:453
Td @ workbench.desktop.main.js:453
$7b @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
workbench.desktop.main.js:32182 [composer] Error in AI response: undefined aXt: AI Model Not Found Model name is not valid: “gptoss20bplain”
at jpA (workbench.desktop.main.js:32115:44798)
at WpA (workbench.desktop.main.js:32115:43786)
at ZpA (workbench.desktop.main.js:32116:5088)
at Ool.run (workbench.desktop.main.js:32116:9098)
at async s$o.runAgentLoop (workbench.desktop.main.js:44360:8423)
at async zOl.streamFromAgentBackend (workbench.desktop.main.js:44408:8884)
at async zOl.getAgentStreamResponse (workbench.desktop.main.js:44408:9837)
at async yLe.submitChatMaybeAbortCurrent (workbench.desktop.main.js:32182:15752)
at async Gs (workbench.desktop.main.js:43415:4781)Caused by: ConnectError: [not_found] Error
at o6g.$endAiConnectTransportReportError (workbench.desktop.main.js:43352:34726)
at Nxt._doInvokeHandler (workbench.desktop.main.js:44181:23171)
at Nxt._invokeHandler (workbench.desktop.main.js:44181:22913)
at Nxt._receiveRequest (workbench.desktop.main.js:44181:21545)
at Nxt._receiveOneMessage (workbench.desktop.main.js:44181:20362)
at UCn.value (workbench.desktop.main.js:44181:18389)
at He._deliver (workbench.desktop.main.js:55:2962)
at He.fire (workbench.desktop.main.js:55:3283)
at osn.fire (workbench.desktop.main.js:43336:12156)
at MessagePort. (workbench.desktop.main.js:47217:18406)
submitChatMaybeAbortCurrent @ workbench.desktop.main.js:32182
await in submitChatMaybeAbortCurrent
Gs @ workbench.desktop.main.js:43415
await in Gs
onSubmit @ workbench.desktop.main.js:43415
T @ workbench.desktop.main.js:43387
onSubmit @ workbench.desktop.main.js:43387
handleSubmit @ workbench.desktop.main.js:43290
(anonymous) @ workbench.desktop.main.js:43292
C$d @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
k$d @ workbench.desktop.main.js:453
Zue @ workbench.desktop.main.js:453
update @ workbench.desktop.main.js:455
C$d @ workbench.desktop.main.js:453
Td @ workbench.desktop.main.js:453
$7b @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
workbench.desktop.main.js:44241 [composer] Error in AI response aXt: AI Model Not Found Model name is not valid: “gptoss20bplain”
at jpA (workbench.desktop.main.js:32115:44798)
at WpA (workbench.desktop.main.js:32115:43786)
at ZpA (workbench.desktop.main.js:32116:5088)
at Ool.run (workbench.desktop.main.js:32116:9098)
at async s$o.runAgentLoop (workbench.desktop.main.js:44360:8423)
at async zOl.streamFromAgentBackend (workbench.desktop.main.js:44408:8884)
at async zOl.getAgentStreamResponse (workbench.desktop.main.js:44408:9837)
at async yLe.submitChatMaybeAbortCurrent (workbench.desktop.main.js:32182:15752)
at async Gs (workbench.desktop.main.js:43415:4781)Caused by: ConnectError: [not_found] Error
at o6g.$endAiConnectTransportReportError (workbench.desktop.main.js:43352:34726)
at Nxt._doInvokeHandler (workbench.desktop.main.js:44181:23171)
at Nxt._invokeHandler (workbench.desktop.main.js:44181:22913)
at Nxt._receiveRequest (workbench.desktop.main.js:44181:21545)
at Nxt._receiveOneMessage (workbench.desktop.main.js:44181:20362)
at UCn.value (workbench.desktop.main.js:44181:18389)
at He._deliver (workbench.desktop.main.js:55:2962)
at He.fire (workbench.desktop.main.js:55:3283)
at osn.fire (workbench.desktop.main.js:43336:12156)
at MessagePort. (workbench.desktop.main.js:47217:18406) {arch: ‘x64’, platform: ‘win32’, channel: ‘stable’, client_version: ‘2.5.25’, error: {…}, …}
error @ workbench.desktop.main.js:44241
submitChatMaybeAbortCurrent @ workbench.desktop.main.js:32182
await in submitChatMaybeAbortCurrent
Gs @ workbench.desktop.main.js:43415
await in Gs
onSubmit @ workbench.desktop.main.js:43415
T @ workbench.desktop.main.js:43387
onSubmit @ workbench.desktop.main.js:43387
handleSubmit @ workbench.desktop.main.js:43290
(anonymous) @ workbench.desktop.main.js:43292
C$d @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
k$d @ workbench.desktop.main.js:453
Zue @ workbench.desktop.main.js:453
update @ workbench.desktop.main.js:455
C$d @ workbench.desktop.main.js:453
Td @ workbench.desktop.main.js:453
$7b @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
workbench.desktop.main.js:44241 [composer] Model reset by fixUnavailable {arch: ‘x64’, platform: ‘win32’, channel: ‘stable’, client_version: ‘2.5.25’, subkey: ‘fix_unavailable_model_reset’, …}
_log @ workbench.desktop.main.js:44241
warn @ workbench.desktop.main.js:44241
handleAvailableModelsChange @ workbench.desktop.main.js:32026
refreshDefaultModels @ workbench.desktop.main.js:44241
await in refreshDefaultModels
(anonymous) @ workbench.desktop.main.js:44296
await in (anonymous)
(anonymous) @ workbench.desktop.main.js:44296
workbench.desktop.main.js:44241 [transport] Stream error reported from extension host ConnectError: [not_found] Error
at o6g.$endAiConnectTransportReportError (workbench.desktop.main.js:43352:34726)
at Nxt._doInvokeHandler (workbench.desktop.main.js:44181:23171)
at Nxt._invokeHandler (workbench.desktop.main.js:44181:22913)
at Nxt._receiveRequest (workbench.desktop.main.js:44181:21545)
at Nxt._receiveOneMessage (workbench.desktop.main.js:44181:20362)
at UCn.value (workbench.desktop.main.js:44181:18389)
at He._deliver (workbench.desktop.main.js:55:2962)
at He.fire (workbench.desktop.main.js:55:3283)
at osn.fire (workbench.desktop.main.js:43336:12156)
at MessagePort. (workbench.desktop.main.js:47217:18406) {arch: ‘x64’, platform: ‘win32’, channel: ‘stable’, client_version: ‘2.5.25’, error: {…}, …}
error @ workbench.desktop.main.js:44241
$endAiConnectTransportReportError @ workbench.desktop.main.js:43352
_doInvokeHandler @ workbench.desktop.main.js:44181
_invokeHandler @ workbench.desktop.main.js:44181
_receiveRequest @ workbench.desktop.main.js:44181
_receiveOneMessage @ workbench.desktop.main.js:44181
(anonymous) @ workbench.desktop.main.js:44181
_deliver @ workbench.desktop.main.js:55
fire @ workbench.desktop.main.js:55
fire @ workbench.desktop.main.js:43336
(anonymous) @ workbench.desktop.main.js:47217
workbench.desktop.main.js:44241 [transport] [AGENT_ERROR_DIAGNOSTICS] requestId=ed452fde-fe51-42ff-8267-658817ee1816 decision=THROW aXt {arch: ‘x64’, platform: ‘win32’, channel: ‘stable’, client_version: ‘2.5.25’, decision: ‘THROW aXt’, …}
_log @ workbench.desktop.main.js:44241
warn @ workbench.desktop.main.js:44241
log @ workbench.desktop.main.js:32116
e @ workbench.desktop.main.js:464
warn @ workbench.desktop.main.js:464
run @ workbench.desktop.main.js:32116
await in run
run @ workbench.desktop.main.js:44360
runAgentLoop @ workbench.desktop.main.js:44360
streamFromAgentBackend @ workbench.desktop.main.js:44408
await in streamFromAgentBackend
getAgentStreamResponse @ workbench.desktop.main.js:44408
submitChatMaybeAbortCurrent @ workbench.desktop.main.js:32182
await in submitChatMaybeAbortCurrent
Gs @ workbench.desktop.main.js:43415
await in Gs
onSubmit @ workbench.desktop.main.js:43415
T @ workbench.desktop.main.js:43387
onSubmit @ workbench.desktop.main.js:43387
handleSubmit @ workbench.desktop.main.js:43290
(anonymous) @ workbench.desktop.main.js:43292
C$d @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
k$d @ workbench.desktop.main.js:453
Zue @ workbench.desktop.main.js:453
update @ workbench.desktop.main.js:455
C$d @ workbench.desktop.main.js:453
Td @ workbench.desktop.main.js:453
$7b @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
workbench.desktop.main.js:44241 [transport] [nal_agent_retries] Error not retryable {arch: ‘x64’, platform: ‘win32’, channel: ‘stable’, client_version: ‘2.5.25’, attempt: 0, …}
_log @ workbench.desktop.main.js:44241
warn @ workbench.desktop.main.js:44241
log @ workbench.desktop.main.js:32116
e @ workbench.desktop.main.js:464
warn @ workbench.desktop.main.js:464
run @ workbench.desktop.main.js:32116
await in run
run @ workbench.desktop.main.js:44360
runAgentLoop @ workbench.desktop.main.js:44360
streamFromAgentBackend @ workbench.desktop.main.js:44408
await in streamFromAgentBackend
getAgentStreamResponse @ workbench.desktop.main.js:44408
submitChatMaybeAbortCurrent @ workbench.desktop.main.js:32182
await in submitChatMaybeAbortCurrent
Gs @ workbench.desktop.main.js:43415
await in Gs
onSubmit @ workbench.desktop.main.js:43415
T @ workbench.desktop.main.js:43387
onSubmit @ workbench.desktop.main.js:43387
handleSubmit @ workbench.desktop.main.js:43290
(anonymous) @ workbench.desktop.main.js:43292
C$d @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
k$d @ workbench.desktop.main.js:453
Zue @ workbench.desktop.main.js:453
update @ workbench.desktop.main.js:455
C$d @ workbench.desktop.main.js:453
Td @ workbench.desktop.main.js:453
$7b @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
workbench.desktop.main.js:32182 [composer] Error in AI response: undefined aXt: AI Model Not Found Model name is not valid: “gptoss20b”
at jpA (workbench.desktop.main.js:32115:44798)
at WpA (workbench.desktop.main.js:32115:43786)
at ZpA (workbench.desktop.main.js:32116:5088)
at Ool.run (workbench.desktop.main.js:32116:9098)
at async s$o.runAgentLoop (workbench.desktop.main.js:44360:8423)
at async zOl.streamFromAgentBackend (workbench.desktop.main.js:44408:8884)
at async zOl.getAgentStreamResponse (workbench.desktop.main.js:44408:9837)
at async yLe.submitChatMaybeAbortCurrent (workbench.desktop.main.js:32182:15752)
at async Gs (workbench.desktop.main.js:43415:4781)Caused by: ConnectError: [not_found] Error
at o6g.$endAiConnectTransportReportError (workbench.desktop.main.js:43352:34726)
at Nxt._doInvokeHandler (workbench.desktop.main.js:44181:23171)
at Nxt._invokeHandler (workbench.desktop.main.js:44181:22913)
at Nxt._receiveRequest (workbench.desktop.main.js:44181:21545)
at Nxt._receiveOneMessage (workbench.desktop.main.js:44181:20362)
at UCn.value (workbench.desktop.main.js:44181:18389)
at He._deliver (workbench.desktop.main.js:55:2962)
at He.fire (workbench.desktop.main.js:55:3283)
at osn.fire (workbench.desktop.main.js:43336:12156)
at MessagePort. (workbench.desktop.main.js:47217:18406)
submitChatMaybeAbortCurrent @ workbench.desktop.main.js:32182
await in submitChatMaybeAbortCurrent
Gs @ workbench.desktop.main.js:43415
await in Gs
onSubmit @ workbench.desktop.main.js:43415
T @ workbench.desktop.main.js:43387
onSubmit @ workbench.desktop.main.js:43387
handleSubmit @ workbench.desktop.main.js:43290
(anonymous) @ workbench.desktop.main.js:43292
C$d @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
k$d @ workbench.desktop.main.js:453
Zue @ workbench.desktop.main.js:453
update @ workbench.desktop.main.js:455
C$d @ workbench.desktop.main.js:453
Td @ workbench.desktop.main.js:453
$7b @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
workbench.desktop.main.js:44241 [composer] Error in AI response aXt: AI Model Not Found Model name is not valid: “gptoss20b”
at jpA (workbench.desktop.main.js:32115:44798)
at WpA (workbench.desktop.main.js:32115:43786)
at ZpA (workbench.desktop.main.js:32116:5088)
at Ool.run (workbench.desktop.main.js:32116:9098)
at async s$o.runAgentLoop (workbench.desktop.main.js:44360:8423)
at async zOl.streamFromAgentBackend (workbench.desktop.main.js:44408:8884)
at async zOl.getAgentStreamResponse (workbench.desktop.main.js:44408:9837)
at async yLe.submitChatMaybeAbortCurrent (workbench.desktop.main.js:32182:15752)
at async Gs (workbench.desktop.main.js:43415:4781)Caused by: ConnectError: [not_found] Error
at o6g.$endAiConnectTransportReportError (workbench.desktop.main.js:43352:34726)
at Nxt._doInvokeHandler (workbench.desktop.main.js:44181:23171)
at Nxt._invokeHandler (workbench.desktop.main.js:44181:22913)
at Nxt._receiveRequest (workbench.desktop.main.js:44181:21545)
at Nxt._receiveOneMessage (workbench.desktop.main.js:44181:20362)
at UCn.value (workbench.desktop.main.js:44181:18389)
at He._deliver (workbench.desktop.main.js:55:2962)
at He.fire (workbench.desktop.main.js:55:3283)
at osn.fire (workbench.desktop.main.js:43336:12156)
at MessagePort. (workbench.desktop.main.js:47217:18406) {arch: ‘x64’, platform: ‘win32’, channel: ‘stable’, client_version: ‘2.5.25’, error: {…}, …}arch: "x64"cause: {error: {…}, errorDetailsDebug: Array(1)}causeCode: 5causeErrno: "undefined"causeSyscall: undefinedchannel: "stable"client_version: "2.5.25"composerId: "bb46e887-7dd3-4993-9e4b-86306305cc94"error: {message: ‘AI Model Not Found Model name is not valid: “gptoss20b”’, stack: ‘aXt: AI Model Not Found Model name is not valid: "…s/workbench/workbench.desktop.main.js:43415:4781)’, kind: ‘aXt’, code: undefined}errorCode: undefinederrorMessage: "aXt: AI Model Not Found Model name is not valid: "gptoss20b""errorType: undefinedisConnectError: "false"isRetryable: undefinedplatform: "win32"requestId: “ed452fde-fe51-42ff-8267-658817ee1816”[[Prototype]]: Object
error @ workbench.desktop.main.js:44241
submitChatMaybeAbortCurrent @ workbench.desktop.main.js:32182
await in submitChatMaybeAbortCurrent
Gs @ workbench.desktop.main.js:43415
await in Gs
onSubmit @ workbench.desktop.main.js:43415
T @ workbench.desktop.main.js:43387
onSubmit @ workbench.desktop.main.js:43387
handleSubmit @ workbench.desktop.main.js:43290
(anonymous) @ workbench.desktop.main.js:43292
C$d @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
k$d @ workbench.desktop.main.js:453
Zue @ workbench.desktop.main.js:453
update @ workbench.desktop.main.js:455
C$d @ workbench.desktop.main.js:453
Td @ workbench.desktop.main.js:453
$7b @ workbench.desktop.main.js:453
(anonymous) @ workbench.desktop.main.js:453
workbench.desktop.main.js:44241 [composer] Model reset by fixUnavailable {arch: ‘x64’, platform: ‘win32’, channel: ‘stable’, client_version: ‘2.5.25’, subkey: ‘fix_unavailable_model_reset’, …}
Does this stop you from using Cursor
Sometimes - I can sometimes use Cursor