Repeatedly sending requests when getting close to context window. #15778

Description

Repeatedly sending requests when getting close to context window.
The message content is only about "step-start" and "step-finish".
Requests will be send with a frequency of around 20 times per minute.
No tool call, no work and no token consumed. Just repeatedly sending requests.

Plugins

oh-my-opencode

OpenCode version

1.1.43

Steps to reproduce

1. Start a session and work.
2. Chat until total token reach around 95k (Model: GLM-4.7, Context window: 102.4k)
3. Then opencode stop work and repeatedly send requests.

Screenshot and/or share link

An example:

{
"message": {
"role": "assistant",
"time": {
"created": 1772413559107,
"completed": 1772413563454
},
"parentID": "xx",
"modelID": "glm-4.7",
"providerID": "local",
"mode": "Sisyphus (Ultraworker)",
"agent": "Sisyphus (Ultraworker)",
"path": {
"cwd": "D:\Projects\ModelizedAgent",
"root": "D:\Projects\ModelizedAgent"
},
"cost": 0,
"tokens": {
"input": 0,
"output": 0,
"reasoning": 0,
"cache": {
"read": 0,
"write": 0
}
},
"finish": "unknown",
"id": "xx",
"sessionID": "xx"
},
"parts": [
{
"type": "step-start",
"snapshot": "xx",
"id": "xx",
"sessionID": "xx",
"messageID": "xx"
},
{
"type": "step-finish",
"reason": "unknown",
"snapshot": "xxx",
"cost": 0,
"tokens": {
"input": 0,
"output": 0,
"reasoning": 0,
"cache": {
"read": 0,
"write": 0
}
},
"id": "xx",
"sessionID": "xx",
"messageID": "xx"
}
]
}

Operating System

Windows 11

Terminal

Windows terminal, Opencode TUI