# All GPT models have been unreachable for the past few days

**URL:** <https://forum.cursor.com/t/all-gpt-models-have-been-unreachable-for-the-past-few-days/145037>\
**Category:** Bug Reports\
**Created:** [December 2, 2025, 3:46pm UTC](https://forum.cursor.com/t/all-gpt-models-have-been-unreachable-for-the-past-few-days/145037 "2025-12-02T15:46:57Z")\
**Posts on this page:** 4\
**Page:** 1

<div class="post-metadata">

**Author:** ![Tyler\_Jennings](https://avatars.discourse-cdn.com/v4/letter/t/6a8cbe/32.png) [@Tyler\_Jennings](https://forum.cursor.com/u/Tyler_Jennings)\
**Post date:** [December 2, 2025, 3:46pm UTC](https://forum.cursor.com/t/all-gpt-models-have-been-unreachable-for-the-past-few-days/145037/1 "2025-12-02T15:46:57Z")

</div>

### Where does the bug appear (feature/product)?

Cursor IDE

### Describe the Bug

When I attempt to work with GPT models now, they never actually get past the first few tokens of thinking before reporting that the model is unreachable. I have attempted to disable HTTP2 (per a conversation I read here about a similar issue). This is not intermittent per se - I just can’t use them and haven’t been able to use them since this past weekend. Prior to that, everything worked fine. I am able to use all other models without any issue. The only intermittent piece is that sometimes I get a few tokens (just got plan mode to ask two questions, then nothing happened after I responded), other times it just spins on “planning next moves” then drops out. I have tried codex and regular GPT in various thinking levels with the same results for all. This happens in new sessions, current sessions, with or without attachments, etc…

I haven’t made any changes to my network config at home or on my PC since they last worked.

Request ID: 9f048658-7b9c-4bd9-b718-5fef9314b16d  
{“error”:“ERROR\_OPENAI”,“details”:{“title”:“Unable to reach the model provider”,“detail”:“We’re having trouble connecting to the model provider. This might be temporary - please try again in a moment.”,“additionalInfo”:{},“buttons”:,“planChoices”:},“isExpected”:false}  
ConnectError: [unavailable] Error  
at tBc.$endAiConnectTransportReportError (vscode-file://vscode-app/c:/Program%20Files/cursor/resources/app/out/vs/workbench/workbench.desktop.main.js:6625:446993)  
at fPo.\_doInvokeHandler (vscode-file://vscode-app/c:/Program%20Files/cursor/resources/app/out/vs/workbench/workbench.desktop.main.js:7298:22831)  
at fPo.\_invokeHandler (vscode-file://vscode-app/c:/Program%20Files/cursor/resources/app/out/vs/workbench/workbench.desktop.main.js:7298:22573)  
at fPo.\_receiveRequest (vscode-file://vscode-app/c:/Program%20Files/cursor/resources/app/out/vs/workbench/workbench.desktop.main.js:7298:21335)  
at fPo.\_receiveOneMessage (vscode-file://vscode-app/c:/Program%20Files/cursor/resources/app/out/vs/workbench/workbench.desktop.main.js:7298:20152)  
at nRt.value (vscode-file://vscode-app/c:/Program%20Files/cursor/resources/app/out/vs/workbench/workbench.desktop.main.js:7298:18244)  
at Ee.\_deliver (vscode-file://vscode-app/c:/Program%20Files/cursor/resources/app/out/vs/workbench/workbench.desktop.main.js:49:2962)  
at Ee.fire (vscode-file://vscode-app/c:/Program%20Files/cursor/resources/app/out/vs/workbench/workbench.desktop.main.js:49:3283)  
at Hmt.fire (vscode-file://vscode-app/c:/Program%20Files/cursor/resources/app/out/vs/workbench/workbench.desktop.main.js:6610:12156)  
at MessagePort. (vscode-file://vscode-app/c:/Program%20Files/cursor/resources/app/out/vs/workbench/workbench.desktop.main.js:9346:18433)

### Steps to Reproduce

Open latest Cursor (I get nightly builds) in Windows 11.

Start new session

Choose a gpt model and send a prompt.

### Expected Behavior

Model actually responds.

### Operating System

Windows 10/11

### Current Cursor Version (Menu → About Cursor → Copy)

Version: 2.2.0-pre.22.patch.0 (system setup)  
VSCode Version: 1.105.1  
Commit: 1459faeb76c672cfa094b4b4d028112ec5f8bed0  
Date: 2025-12-02T08:24:16.317Z  
Electron: 37.7.0  
Chromium: 138.0.7204.251  
Node.js: 22.20.0  
V8: 13.8.258.32-electron.0  
OS: Windows\_NT x64 10.0.22631

### For AI issues: which model did you use?

Gpt-5.1-codex (medium, high)  
GPT-5.1 (medium, high)

### Does this stop you from using Cursor

No - Cursor works, but with this issue

---

<div class="post-metadata">

**Author:** ![deanrie](https://sea3.discourse-cdn.com/cursor1/user_avatar/forum.cursor.com/deanrie/32/1263_2.png) [@deanrie](https://forum.cursor.com/u/deanrie)\
**Post date:** [December 2, 2025, 4:50pm UTC](https://forum.cursor.com/t/all-gpt-models-have-been-unreachable-for-the-past-few-days/145037/2 "2025-12-02T16:50:28Z")

</div>

Hey, thanks for the report. I see ERROR\_OPENAI “Unable to reach the model provider” and ConnectError [unavailable] on GPT-5.1 / gpt-5.1-codex. It looks like a network unavailability issue with the GPT provider from the client’s side.

Could you please share:

- A screenshot of Settings \> Network \> Run Diagnostics (full result)
- Errors from Help \> Toggle Developer Tools \> Console at the same moment (`Cmd+Shift+P` → “Developer: Toggle Developer Tools”)
- Does it reproduce on the stable build (not nightly) on the same machine/network?
- Does it reproduce on another network (mobile hotspot) + your region/ISP?
- Are you using built-in models or your own OpenAI API key? If your own - specify the base URL/provider and if proxy/VPN is enabled?

Share the info, and if needed, I’ll pass it to the team.

---

<div class="post-metadata">

**Author:** ![Tyler\_Jennings](https://avatars.discourse-cdn.com/v4/letter/t/6a8cbe/32.png) [@Tyler\_Jennings](https://forum.cursor.com/u/Tyler_Jennings)\
**Post date:** [December 2, 2025, 5:59pm UTC](https://forum.cursor.com/t/all-gpt-models-have-been-unreachable-for-the-past-few-days/145037/3 "2025-12-02T17:59:38Z")

</div>

1. ![image](https://us1.discourse-cdn.com/cursor1/original/3X/3/4/3493dd8060279ae2ce4ee44f9145dae6cdb507d2.png)
2. workbench.desktop.main.js:7345 [transport] Stream error reported from extension host ConnectError: [unavailable] Error  
at tBc.$endAiConnectTransportReportError (workbench.desktop.main.js:6625:446993)  
at fPo.\_doInvokeHandler (workbench.desktop.main.js:7298:22831)  
at fPo.\_invokeHandler (workbench.desktop.main.js:7298:22573)  
at fPo.\_receiveRequest (workbench.desktop.main.js:7298:21335)  
at fPo.\_receiveOneMessage (workbench.desktop.main.js:7298:20152)  
at nRt.value (workbench.desktop.main.js:7298:18244)  
at Ee.\_deliver (workbench.desktop.main.js:49:2962)  
at Ee.fire (workbench.desktop.main.js:49:3283)  
at Hmt.fire (workbench.desktop.main.js:6610:12156)  
at MessagePort. (workbench.desktop.main.js:9346:18433) {arch: ‘x64’, platform: ‘win32’, channel: ‘stable’, client\_version: ‘2.2.0-pre.22.patch.0’, streamId: ‘6540c10f-efc6-4bc0-89b8-ef8cdfbaf10f’, …}  
error @ workbench.desktop.main.js:7345  
$endAiConnectTransportReportError @ workbench.desktop.main.js:6625  
\_doInvokeHandler @ workbench.desktop.main.js:7298  
\_invokeHandler @ workbench.desktop.main.js:7298  
\_receiveRequest @ workbench.desktop.main.js:7298  
\_receiveOneMessage @ workbench.desktop.main.js:7298  
(anonymous) @ workbench.desktop.main.js:7298  
\_deliver @ workbench.desktop.main.js:49  
fire @ workbench.desktop.main.js:49  
fire @ workbench.desktop.main.js:6610  
(anonymous) @ workbench.desktop.main.js:9346  
workbench.desktop.main.js:7546 [AgentService] Error running agent: ConnectError: [unavailable] Error  
at tBc.$endAiConnectTransportReportError (workbench.desktop.main.js:6625:446993)  
at fPo.\_doInvokeHandler (workbench.desktop.main.js:7298:22831)  
at fPo.\_invokeHandler (workbench.desktop.main.js:7298:22573)  
at fPo.\_receiveRequest (workbench.desktop.main.js:7298:21335)  
at fPo.\_receiveOneMessage (workbench.desktop.main.js:7298:20152)  
at nRt.value (workbench.desktop.main.js:7298:18244)  
at Ee.\_deliver (workbench.desktop.main.js:49:2962)  
at Ee.fire (workbench.desktop.main.js:49:3283)  
at Hmt.fire (workbench.desktop.main.js:6610:12156)  
at MessagePort. (workbench.desktop.main.js:9346:18433)  
(anonymous) @ workbench.desktop.main.js:7546  
Promise.then  
runAgentLoop @ workbench.desktop.main.js:7546  
await in runAgentLoop  
streamFromAgentBackend @ workbench.desktop.main.js:7563  
await in streamFromAgentBackend  
handleStreamComposer @ workbench.desktop.main.js:3022  
streamResponse @ workbench.desktop.main.js:7346  
getAgentStreamResponse @ workbench.desktop.main.js:7563  
(anonymous) @ workbench.desktop.main.js:7494  
(anonymous) @ workbench.desktop.main.js:7496  
(anonymous) @ workbench.desktop.main.js:7490  
(anonymous) @ workbench.desktop.main.js:7490  
(anonymous) @ workbench.desktop.main.js:7490  
(anonymous) @ workbench.desktop.main.js:3136  
(anonymous) @ workbench.desktop.main.js:7494  
processCodeBlocks @ workbench.desktop.main.js:3066  
submitChatMaybeAbortCurrent @ workbench.desktop.main.js:4226  
await in submitChatMaybeAbortCurrent  
(anonymous) @ workbench.desktop.main.js:52  
Lrr @ workbench.desktop.main.js:52  
BCd @ workbench.desktop.main.js:52  
n.value @ workbench.desktop.main.js:52  
Ue @ workbench.desktop.main.js:4216  
(anonymous) @ workbench.desktop.main.js:4261  
workbench.desktop.main.js:7346 [AiService] streamResponse ConnectError: [unavailable] Error  
at tBc.$endAiConnectTransportReportError (workbench.desktop.main.js:6625:446993)  
at fPo.\_doInvokeHandler (workbench.desktop.main.js:7298:22831)  
at fPo.\_invokeHandler (workbench.desktop.main.js:7298:22573)  
at fPo.\_receiveRequest (workbench.desktop.main.js:7298:21335)  
at fPo.\_receiveOneMessage (workbench.desktop.main.js:7298:20152)  
at nRt.value (workbench.desktop.main.js:7298:18244)  
at Ee.\_deliver (workbench.desktop.main.js:49:2962)  
at Ee.fire (workbench.desktop.main.js:49:3283)  
at Hmt.fire (workbench.desktop.main.js:6610:12156)  
at MessagePort. (workbench.desktop.main.js:9346:18433)  
streamResponse @ workbench.desktop.main.js:7346  
await in streamResponse  
getAgentStreamResponse @ workbench.desktop.main.js:7563  
(anonymous) @ workbench.desktop.main.js:7494  
(anonymous) @ workbench.desktop.main.js:7496  
(anonymous) @ workbench.desktop.main.js:7490  
(anonymous) @ workbench.desktop.main.js:7490  
(anonymous) @ workbench.desktop.main.js:7490  
(anonymous) @ workbench.desktop.main.js:3136  
(anonymous) @ workbench.desktop.main.js:7494  
processCodeBlocks @ workbench.desktop.main.js:3066  
submitChatMaybeAbortCurrent @ workbench.desktop.main.js:4226  
await in submitChatMaybeAbortCurrent  
(anonymous) @ workbench.desktop.main.js:52  
Lrr @ workbench.desktop.main.js:52  
BCd @ workbench.desktop.main.js:52  
n.value @ workbench.desktop.main.js:52  
Ue @ workbench.desktop.main.js:4216  
(anonymous) @ workbench.desktop.main.js:4261  
workbench.desktop.main.js:7345 [transport] Stream response error ConnectError: [unavailable] Error  
at tBc.$endAiConnectTransportReportError (workbench.desktop.main.js:6625:446993)  
at fPo.\_doInvokeHandler (workbench.desktop.main.js:7298:22831)  
at fPo.\_invokeHandler (workbench.desktop.main.js:7298:22573)  
at fPo.\_receiveRequest (workbench.desktop.main.js:7298:21335)  
at fPo.\_receiveOneMessage (workbench.desktop.main.js:7298:20152)  
at nRt.value (workbench.desktop.main.js:7298:18244)  
at Ee.\_deliver (workbench.desktop.main.js:49:2962)  
at Ee.fire (workbench.desktop.main.js:49:3283)  
at Hmt.fire (workbench.desktop.main.js:6610:12156)  
at MessagePort. (workbench.desktop.main.js:9346:18433) {arch: ‘x64’, platform: ‘win32’, channel: ‘stable’, client\_version: ‘2.2.0-pre.22.patch.0’, generationUUID: ‘0d8cc78d-1e8d-466b-89ab-6fb799c0e092’, …}  
error @ workbench.desktop.main.js:7345  
streamResponse @ workbench.desktop.main.js:7346  
await in streamResponse  
getAgentStreamResponse @ workbench.desktop.main.js:7563  
(anonymous) @ workbench.desktop.main.js:7494  
(anonymous) @ workbench.desktop.main.js:7496  
(anonymous) @ workbench.desktop.main.js:7490  
(anonymous) @ workbench.desktop.main.js:7490  
(anonymous) @ workbench.desktop.main.js:7490  
(anonymous) @ workbench.desktop.main.js:3136  
(anonymous) @ workbench.desktop.main.js:7494  
processCodeBlocks @ workbench.desktop.main.js:3066  
submitChatMaybeAbortCurrent @ workbench.desktop.main.js:4226  
await in submitChatMaybeAbortCurrent  
(anonymous) @ workbench.desktop.main.js:52  
Lrr @ workbench.desktop.main.js:52  
BCd @ workbench.desktop.main.js:52  
n.value @ workbench.desktop.main.js:52  
Ue @ workbench.desktop.main.js:4216  
(anonymous) @ workbench.desktop.main.js:4261  
workbench.desktop.main.js:7345 [transport] Automatic bug report submitted for unexpected connection error {arch: ‘x64’, platform: ‘win32’, channel: ‘stable’, client\_version: ‘2.2.0-pre.22.patch.0’, requestId: ‘0d8cc78d-1e8d-466b-89ab-6fb799c0e092’, …}  
\_log @ workbench.desktop.main.js:7345  
warn @ workbench.desktop.main.js:7345  
showImmediateErrorMessage @ workbench.desktop.main.js:2863  
handleError @ workbench.desktop.main.js:2863  
streamResponse @ workbench.desktop.main.js:7346  
await in streamResponse  
getAgentStreamResponse @ workbench.desktop.main.js:7563  
(anonymous) @ workbench.desktop.main.js:7494  
(anonymous) @ workbench.desktop.main.js:7496  
(anonymous) @ workbench.desktop.main.js:7490  
(anonymous) @ workbench.desktop.main.js:7490  
(anonymous) @ workbench.desktop.main.js:7490  
(anonymous) @ workbench.desktop.main.js:3136  
(anonymous) @ workbench.desktop.main.js:7494  
processCodeBlocks @ workbench.desktop.main.js:3066  
submitChatMaybeAbortCurrent @ workbench.desktop.main.js:4226  
await in submitChatMaybeAbortCurrent  
(anonymous) @ workbench.desktop.main.js:52  
Lrr @ workbench.desktop.main.js:52  
BCd @ workbench.desktop.main.js:52  
n.value @ workbench.desktop.main.js:52  
Ue @ workbench.desktop.main.js:4216  
(anonymous) @ workbench.desktop.main.js:4261  
workbench.desktop.main.js:4227 [composer] Error in AI response: {“error”:“ERROR\_OPENAI”,“details”:{“title”:“Unable to reach the model provider”,“detail”:“We’re having trouble connecting to the model provider. This might be temporary - please try again in a moment.”,“additionalInfo”:{},“buttons”:,“planChoices”:},“isExpected”:false} ConnectError: [unavailable] Error  
at tBc.$endAiConnectTransportReportError (workbench.desktop.main.js:6625:446993)  
at fPo.\_doInvokeHandler (workbench.desktop.main.js:7298:22831)  
at fPo.\_invokeHandler (workbench.desktop.main.js:7298:22573)  
at fPo.\_receiveRequest (workbench.desktop.main.js:7298:21335)  
at fPo.\_receiveOneMessage (workbench.desktop.main.js:7298:20152)  
at nRt.value (workbench.desktop.main.js:7298:18244)  
at Ee.\_deliver (workbench.desktop.main.js:49:2962)  
at Ee.fire (workbench.desktop.main.js:49:3283)  
at Hmt.fire (workbench.desktop.main.js:6610:12156)  
at MessagePort. (workbench.desktop.main.js:9346:18433)  
submitChatMaybeAbortCurrent @ workbench.desktop.main.js:4227  
await in submitChatMaybeAbortCurrent  
(anonymous) @ workbench.desktop.main.js:52  
Lrr @ workbench.desktop.main.js:52  
BCd @ workbench.desktop.main.js:52  
n.value @ workbench.desktop.main.js:52  
Ue @ workbench.desktop.main.js:4216  
(anonymous) @ workbench.desktop.main.js:4261  
workbench.desktop.main.js:7345 [composer] Error in AI response ConnectError: [unavailable] Error  
at tBc.$endAiConnectTransportReportError (workbench.desktop.main.js:6625:446993)  
at fPo.\_doInvokeHandler (workbench.desktop.main.js:7298:22831)  
at fPo.\_invokeHandler (workbench.desktop.main.js:7298:22573)  
at fPo.\_receiveRequest (workbench.desktop.main.js:7298:21335)  
at fPo.\_receiveOneMessage (workbench.desktop.main.js:7298:20152)  
at nRt.value (workbench.desktop.main.js:7298:18244)  
at Ee.\_deliver (workbench.desktop.main.js:49:2962)  
at Ee.fire (workbench.desktop.main.js:49:3283)  
at Hmt.fire (workbench.desktop.main.js:6610:12156)  
at MessagePort. (workbench.desktop.main.js:9346:18433) {arch: ‘x64’, platform: ‘win32’, channel: ‘stable’, client\_version: ‘2.2.0-pre.22.patch.0’, requestId: ‘0d8cc78d-1e8d-466b-89ab-6fb799c0e092’, …}  
error @ workbench.desktop.main.js:7345  
submitChatMaybeAbortCurrent @ workbench.desktop.main.js:4227  
await in submitChatMaybeAbortCurrent  
(anonymous) @ workbench.desktop.main.js:52  
Lrr @ workbench.desktop.main.js:52  
BCd @ workbench.desktop.main.js:52  
n.value @ workbench.desktop.main.js:52  
Ue @ workbench.desktop.main.js:4216  
(anonymous) @ workbench.desktop.main.js:4261  
workbench.desktop.main.js:593 [composer] Large diff detected for c:\Users\Tyler\git\cursor\gh-sos-app\src\components\services\shared\ShareServiceDialog.tsx (578/580 lines). This may be due to diff timeout or whitespace issues.  
getCodeBlockDiffStats @ workbench.desktop.main.js:593  
await in getCodeBlockDiffStats  
(anonymous) @ workbench.desktop.main.js:52  
Lrr @ workbench.desktop.main.js:52  
gq @ workbench.desktop.main.js:52  
n.value @ workbench.desktop.main.js:52  
(anonymous) @ workbench.desktop.main.js:6343  
zbs @ workbench.desktop.main.js:6343  
r @ workbench.desktop.main.js:7506  
await in r  
(anonymous) @ workbench.desktop.main.js:7507  
(anonymous) @ workbench.desktop.main.js:50  
Promise.then  
trigger @ workbench.desktop.main.js:50  
o @ workbench.desktop.main.js:7507  
(anonymous) @ workbench.desktop.main.js:7507  
\_deliver @ workbench.desktop.main.js:49  
\_deliverQueue @ workbench.desktop.main.js:49  
fire @ workbench.desktop.main.js:49  
fireDidFinishStreamChat @ workbench.desktop.main.js:564  
submitChatMaybeAbortCurrent @ workbench.desktop.main.js:4227  
await in submitChatMaybeAbortCurrent  
(anonymous) @ workbench.desktop.main.js:52  
Lrr @ workbench.desktop.main.js:52  
BCd @ workbench.desktop.main.js:52  
n.value @ workbench.desktop.main.js:52  
Ue @ workbench.desktop.main.js:4216  
(anonymous) @ workbench.desktop.main.js:4261  
workbench.desktop.main.js:7345 [transport] Connect error in unary AI connect ConnectError: [not\_found] Error  
at t (workbench.desktop.main.js:6625:448537)  
at async Object.getBackgroundComposerChangesHash (workbench.desktop.main.js:565:72397)  
at async workbench.desktop.main.js:9364:27933  
at async Sxo.\_fetchOptimizedDiffDetailsAndUpdateImpl (workbench.desktop.main.js:9364:28988) {arch: ‘x64’, platform: ‘win32’, channel: ‘stable’, client\_version: ‘2.2.0-pre.22.patch.0’, service: ‘aiserver.v1.BackgroundComposerService’, …}  
error @ workbench.desktop.main.js:7345  
t @ workbench.desktop.main.js:6625  
await in t  
(anonymous) @ workbench.desktop.main.js:6625  
Lrr @ workbench.desktop.main.js:52  
gq @ workbench.desktop.main.js:52  
unary @ workbench.desktop.main.js:6625  
unary @ workbench.desktop.main.js:565  
await in unary  
(anonymous) @ workbench.desktop.main.js:565  
(anonymous) @ workbench.desktop.main.js:9364  
await in (anonymous)  
\_fetchOptimizedDiffDetailsAndUpdateImpl @ workbench.desktop.main.js:9364  
fetchOptimizedDiffDetailsAndUpdate @ workbench.desktop.main.js:9364  
e.length.\_attemptUpdateOptimizedDiffDetailsPromise.q8t.max @ workbench.desktop.main.js:9364  
(anonymous) @ workbench.desktop.main.js:2835  
(anonymous) @ workbench.desktop.main.js:2835  
\_trySubscribe @ workbench.desktop.main.js:2835  
subscribe @ workbench.desktop.main.js:2835  
w @ workbench.desktop.main.js:2835  
v @ workbench.desktop.main.js:2835  
pXd @ workbench.desktop.main.js:2833  
next @ workbench.desktop.main.js:2835  
next @ workbench.desktop.main.js:2835  
pXd @ workbench.desktop.main.js:2833  
next @ workbench.desktop.main.js:2835  
TXd @ workbench.desktop.main.js:2833  
(anonymous) @ workbench.desktop.main.js:2833  
\_trySubscribe @ workbench.desktop.main.js:2835  
subscribe @ workbench.desktop.main.js:2835  
(anonymous) @ workbench.desktop.main.js:2835  
\_trySubscribe @ workbench.desktop.main.js:2835  
subscribe @ workbench.desktop.main.js:2835  
nQd @ workbench.desktop.main.js:2835  
(anonymous) @ workbench.desktop.main.js:2835  
\_trySubscribe @ workbench.desktop.main.js:2835  
subscribe @ workbench.desktop.main.js:2835  
hQd @ workbench.desktop.main.js:2835  
(anonymous) @ workbench.desktop.main.js:2835  
\_trySubscribe @ workbench.desktop.main.js:2835  
subscribe @ workbench.desktop.main.js:2835  
(anonymous) @ workbench.desktop.main.js:2835  
H8t @ workbench.desktop.main.js:2835  
q8t @ workbench.desktop.main.js:2835  
(anonymous) @ workbench.desktop.main.js:9364  
attemptUpdateOptimizedDiffDetailsTracker @ workbench.desktop.main.js:9364  
n @ workbench.desktop.main.js:9364  
(anonymous) @ workbench.desktop.main.js:9364  
workbench.desktop.main.js:9364 Optimized diff batch update failed: ConnectError: [not\_found] Error  
at t (workbench.desktop.main.js:6625:448537)  
at async Object.getBackgroundComposerChangesHash (workbench.desktop.main.js:565:72397)  
at async workbench.desktop.main.js:9364:27933  
at async Sxo.\_fetchOptimizedDiffDetailsAndUpdateImpl (workbench.desktop.main.js:9364:28988)  
(anonymous) @ workbench.desktop.main.js:9364  
Promise.catch  
attemptUpdateOptimizedDiffDetailsTracker @ workbench.desktop.main.js:9364  
n @ workbench.desktop.main.js:9364  
(anonymous) @ workbench.desktop.main.js:9364
3. **Reverted to Default stable build. Model seems to be responding now. Must be an issue with a release sometime in the past few days via the nightly builds.**
4. Same issue occurs in nightly build even on VPN and hotspot.
5. These are the built-in models.

---

<div class="post-metadata">

**Author:** ![system](https://sea3.discourse-cdn.com/cursor1/user_avatar/forum.cursor.com/system/32/99069_2.png) [@system](https://forum.cursor.com/u/system)\
**Post date:** [December 24, 2025, 6:00pm UTC](https://forum.cursor.com/t/all-gpt-models-have-been-unreachable-for-the-past-few-days/145037/4 "2025-12-24T18:00:05Z")

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Closed on December 24, 2025, 6:00pm UTC

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