same issue, auto hangs up badly… switched to http/2 no improvement - this is cyclical ive noticed it occurs about every 3-4 hours of coding.
Cursor Network Diagnostic Results
DNS: Success
Logs:
[2026-04-06T19:11:00.099Z] Host: api2.cursor.sh
[2026-04-06T19:11:00.099Z] Servers: 127.0.0.1
[2026-04-06T19:11:00.099Z] Resolved to 44.199.105.94 in 52ms
[2026-04-06T19:11:00.521Z] Resolved to 44.199.105.94 in 421ms
[2026-04-06T19:11:00.522Z] Resolved to 44.199.105.94 in 0ms
[2026-04-06T19:11:00.522Z] Resolved to 44.199.105.94 in 0ms
[2026-04-06T19:11:00.525Z] Host: api2.cursor.sh
[2026-04-06T19:11:00.525Z] Servers: system
[2026-04-06T19:11:00.525Z] Resolved to 44.199.105.94, 98.84.210.115, 54.144.78.98, 32.195.192.78, 23.21.41.17, 3.224.138.163, 34.198.194.111, 100.52.56.189 in 2ms
[2026-04-06T19:11:00.525Z] Resolved to 44.199.105.94, 98.84.210.115, 54.144.78.98, 32.195.192.78, 23.21.41.17, 3.224.138.163, 34.198.194.111, 100.52.56.189 in 0ms
[2026-04-06T19:11:00.525Z] Resolved to 44.199.105.94, 98.84.210.115, 54.144.78.98, 32.195.192.78, 23.21.41.17, 3.224.138.163, 34.198.194.111, 100.52.56.189 in 0ms
[2026-04-06T19:11:00.526Z] Resolved to 44.199.105.94, 98.84.210.115, 54.144.78.98, 32.195.192.78, 23.21.41.17, 3.224.138.163, 34.198.194.111, 100.52.56.189 in 0ms
[2026-04-06T19:11:00.526Z] Result: true
HTTP/2: Success
Logs:
[2026-04-06T19:11:00.047Z] Start
[2026-04-06T19:11:00.189Z] Host: api2.cursor.sh
[2026-04-06T19:11:00.189Z] Protocol: h2
[2026-04-06T19:11:00.189Z] Result: true in 142ms
SSL: Success
Logs:
[2026-04-06T19:11:00.047Z] Start
[2026-04-06T19:11:00.220Z] URL: https://api2.cursor.sh/
[2026-04-06T19:11:00.220Z] Status: 200
[2026-04-06T19:11:00.220Z] IP: 44.199.105.94
[2026-04-06T19:11:00.220Z] Issuer: C=US; O=Amazon; CN=Amazon RSA 2048 M01
[2026-04-06T19:11:00.220Z] Name: api2.cursor.sh
[2026-04-06T19:11:00.220Z] AltName: DNS:api2.cursor.sh, DNS:prod.authentication.cursor.sh, DNS:*.api2.cursor.sh
[2026-04-06T19:11:00.220Z] DNS Time: 5ms
[2026-04-06T19:11:00.220Z] Connect Time: 76ms
[2026-04-06T19:11:00.220Z] TLS Time: 55ms
[2026-04-06T19:11:00.220Z] Result: true in 173ms
API: Success
Logs:
[2026-04-06T19:11:00.048Z] Start
[2026-04-06T19:11:00.632Z] Result: true
Ping: Success
Logs:
[2026-04-06T19:11:00.048Z] Sending ping 1
[2026-04-06T19:11:00.643Z] Response: ‘ping’ in 595ms
[2026-04-06T19:11:00.643Z] Sending ping 2
[2026-04-06T19:11:00.706Z] Response: ‘ping’ in 63ms
[2026-04-06T19:11:00.706Z] Sending ping 3
[2026-04-06T19:11:00.754Z] Response: ‘ping’ in 48ms
[2026-04-06T19:11:00.754Z] Sending ping 4
[2026-04-06T19:11:01.065Z] Response: ‘ping’ in 311ms
[2026-04-06T19:11:01.065Z] Sending ping 5
[2026-04-06T19:11:01.111Z] Response: ‘ping’ in 46ms
[2026-04-06T19:11:01.111Z] Result: true
Chat: Success
Logs:
[2026-04-06T19:11:00.049Z] Starting stream
[2026-04-06T19:11:01.062Z] Response: ‘foo’ in 1012ms
[2026-04-06T19:11:02.211Z] Response: ‘foo’ in 1149ms
[2026-04-06T19:11:03.097Z] Response: ‘foo’ in 886ms
[2026-04-06T19:11:04.121Z] Response: ‘foo’ in 1024ms
[2026-04-06T19:11:05.160Z] Response: ‘foo’ in 1039ms
[2026-04-06T19:11:06.137Z] Result: true
Agent: Success
Logs:
[2026-04-06T19:11:00.049Z] Starting stream
[2026-04-06T19:11:00.050Z] Pushing first message
[2026-04-06T19:11:00.141Z] Response: ‘foo’ in 91ms
[2026-04-06T19:11:00.643Z] Pushing next message
[2026-04-06T19:11:00.712Z] Response: ‘foo’ in 571ms
[2026-04-06T19:11:01.222Z] Pushing next message
[2026-04-06T19:11:01.266Z] Response: ‘foo’ in 554ms
[2026-04-06T19:11:01.770Z] Pushing next message
[2026-04-06T19:11:01.824Z] Response: ‘foo’ in 558ms
[2026-04-06T19:11:02.334Z] Pushing next message
[2026-04-06T19:11:02.446Z] Response: ‘foo’ in 622ms
[2026-04-06T19:11:02.446Z] Result: true
Marketplace: Success
Logs:
[2026-04-06T19:11:00.044Z] Host: marketplace.cursorapi.com
[2026-04-06T19:11:00.364Z] Response in 320ms
[2026-04-06T19:11:00.364Z] Response: 200
[2026-04-06T19:11:00.364Z] Response Type: cors
[2026-04-06T19:11:00.364Z] Server: null
[2026-04-06T19:11:00.364Z] Result: OK in 320ms
Authentication: Success
Logs:
[2026-04-06T19:11:00.045Z] Host: prod.authentication.cursor.sh
[2026-04-06T19:11:00.277Z] Response: 200 in 232ms
Authentication UI: Success
Logs:
[2026-04-06T19:11:00.047Z] DNS lookup: authenticator.cursor.sh
[2026-04-06T19:11:00.338Z] Resolved authenticator.cursor.sh to 104.18.35.233 in 281ms
Cursor Tab: Success
Logs:
[2026-04-06T19:11:00.047Z] DNS lookup: api3.cursor.sh
[2026-04-06T19:11:00.141Z] Resolved api3.cursor.sh to 104.18.18.125 in 87ms
Agent Endpoint: Success
Logs:
[2026-04-06T19:11:00.047Z] DNS lookup: agent.api5.cursor.sh
[2026-04-06T19:11:00.300Z] Resolved agent.api5.cursor.sh to 100.30.166.181 in 236ms
Codebase Indexing: Success
Logs:
[2026-04-06T19:11:00.047Z] DNS lookup: repo42.cursor.sh
[2026-04-06T19:11:00.339Z] Resolved repo42.cursor.sh to 54.161.233.146 in 281ms
Downloads: Success
Logs:
[2026-04-06T19:11:00.047Z] Host: downloads.cursor.com
[2026-04-06T19:11:00.413Z] Response: 403 in 366ms
CDN: Success
Logs:
[2026-04-06T19:11:00.047Z] Host: cursor-cdn.com
[2026-04-06T19:11:00.428Z] Response: 404 in 381ms