✓ PASS
litellm 1.105.5
usage.cached-tokens · openai-chat
Requirements
| Id | Level | Status | Evidence |
|---|---|---|---|
| total-reconciles | MUST | SATISFIED | usage.total=1126 (primary); truth.usage.total=1126 |
| cached-input-reported | SHOULD | SATISFIED | usage.cached_input=1080 (primary); truth.usage.cached_input=1080 |
What the provider sent
- Finish
- stop
- Raw finish
- stop
- Text
- A hot pan helps mushrooms brown instead of releasing water and turning soggy. Heat the pan first, then add the mushrooms in a single layer; if they crowd the pan, cook them in batches.
- Tool calls
[]
- Usage
{ "alternatives": {}, "cached_input": 1080, "input": 1083, "output": 43, "raw": { "completion_tokens": 43, "completion_tokens_details": { "accepted_prediction_tokens": 0, "audio_tokens": 0, "reasoning_tokens": 0, "rejected_prediction_tokens": 0 }, "prompt_tokens": 1083, "prompt_tokens_details": { "audio_tokens": 0, "cache_write_tokens": 0, "cached_tokens": 1080 }, "total_tokens": 1126 }, "reasoning": 0, "total": 1126 }- Stream completed
null
- Error
null
Wire excerpt
status: 200
content-type: application/json
body (json):
{
"id": "chatcmpl-Ei7jsQ8otN5546zOgRwUVUiVE7g9K",
"object": "chat.completion",
"created": 1794184888,
"model": "gpt-6-luna",
"choices": [
{
"index": 0,
"message": {
"role": "assistant",
"content": "A hot pan helps mushrooms brown instead of releasing water and turning soggy. Heat the pan first, then add the mushrooms in a single layer; if they crowd the pan, cook them in batches.",
"refusal": null,
"annotations": []
},
"finish_reason": "stop"
}
],
"usage": {
"prompt_tokens": 1083,
"completion_tokens": 43,
"total_tokens": 1126,
"prompt_tokens_details": {
"cached_tokens": 1080,
"cache_write_tokens": 0,
"audio_tokens": 0
},
"completion_tokens_details": {
"reasoning_tokens": 0,
"audio_tokens": 0,
"accepted_prediction_tokens": 0,
"rejected_prediction_tokens": 0
}
},
"service_tier": "default",
"system_fingerprint": null
}What the library reported
- Outcome
- returned
- Finish
{ "raw": "stop", "source": "choices[0].finish_reason", "surface": "primary", "value": "stop" }- Text
- Value
- A hot pan helps mushrooms brown instead of releasing water and turning soggy. Heat the pan first, then add the mushrooms in a single layer; if they crowd the pan, cook them in batches.
- Surface
- primary
- Tool calls
[]
- Usage
{ "cached_input": 1080, "input": 1083, "output": 43, "reasoning": 0, "surface": { "cached_input": "primary", "input": "primary", "output": "primary", "reasoning": "primary", "total": "primary" }, "total": 1126 }- Stream
{ "chunks_seen": null, "completed": null, "used": false }- Error
null
- Unsupported reason
null
Full observation JSON
{
"elapsed_ms": 372.55874928086996,
"error": null,
"finish": {
"raw": "stop",
"source": "choices[0].finish_reason",
"surface": "primary",
"value": "stop"
},
"format": "wiretruth.observation/v1",
"library": {
"api": "litellm.completion",
"language": "python",
"name": "litellm",
"version": "1.105.5"
},
"notes": [],
"outcome": "returned",
"stream": {
"chunks_seen": null,
"completed": null,
"used": false
},
"structured": {
"attempted": false,
"returned_as_success": false,
"value": null
},
"text": {
"surface": "primary",
"value": "A hot pan helps mushrooms brown instead of releasing water and turning soggy. Heat the pan first, then add the mushrooms in a single layer; if they crowd the pan, cook them in batches."
},
"tool_calls": [],
"unsupported_reason": null,
"usage": {
"cached_input": 1080,
"input": 1083,
"output": 43,
"reasoning": 0,
"surface": {
"cached_input": "primary",
"input": "primary",
"output": "primary",
"reasoning": "primary",
"total": "primary"
},
"total": 1126
}
}Fixture
recorded openai-chat/usage.cached-tokens
| Provenance | Value |
|---|---|
| Recorded at | 2026-11-09T00:41:27Z |
| Requested model | gpt-6-luna |
| Returned model | gpt-6-luna |
| CI run | https://github.com/kartsan03/wiretruth/actions/runs/42541525617 |
Reproduce
wiretruth serve openai-chat/usage.cached-tokensPlain-library snippet from the shim manifest.
litellm.completion(model='openai/' + model, api_base=WIRETRUTH_BASE_URL_OPENAI_CHAT, api_key=WIRETRUTH_API_KEY)Upstream
No matching upstream report.
History
| Version | Grade |
|---|---|
| 1.105.5 | ✓ PASS |
| 1.105.1 | not covered |