✓ PASS

litellm 1.105.5

stream.utf8 · openai-chat

Back to results · Scenario

Requirements

IdLevelStatusEvidence
text-reportedMUSTSATISFIEDtext.value="Café Zürich — καλημέρα! 東京で会いましょう 🌸🎉" (primary); truth.text="Café Zürich — καλημέρα! 東京で会いましょう 🌸🎉"
no-replacement-charsMUSTSATISFIEDtext.value="Café Zürich — καλημέρα! 東京で会いましょう 🌸🎉" (primary); U+FFFD count=0

What the provider sent

Finish
stop
Raw finish
stop
Text
Café Zürich — καλημέρα! 東京で会いましょう 🌸🎉
Tool calls
[]
Usage
{
  "alternatives": {},
  "cached_input": null,
  "input": null,
  "output": null,
  "raw": null,
  "reasoning": null,
  "total": null
}
Stream completed
true
Error
null
Wire excerpt
status: 200
content-type: text/event-stream; charset=utf-8
body (sse):
data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"role":"assistant","content":"","refusal":null},"finish_reason":null}],"obfuscation":"Zkag2u86fHx3a"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":"C"},"finish_reason":null}],"obfuscation":"6ccNht7P7rI21f"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":"afé"},"finish_reason":null}],"obfuscation":"arNCkP9ZUz2f"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":" Zürich"},"finish_reason":null}],"obfuscation":"LuuIWHGL"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":" —"},"finish_reason":null}],"obfuscation":"HoDMBn9gxQ475"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":" κα"},"finish_reason":null}],"obfuscation":"4C0atYTZxugD"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":"λη"},"finish_reason":null}],"obfuscation":"xTXTBmIQalNQQ"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":"μέ"},"finish_reason":null}],"obfuscation":"nbVfqErVUfPR2"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":"ρα"},"finish_reason":null}],"obfuscation":"6m2BKMTc8KTKI"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":"!"},"finish_reason":null}],"obfuscation":"G9sGmqHIFHlL1S"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":" 東京"},"finish_reason":null}],"obfuscation":"V4naIFS6tnH1"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":"で"},"finish_reason":null}],"obfuscation":"4X0jNXSIFlfOnz"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":"会"},"finish_reason":null}],"obfuscation":"kTrhlA9jQuJzsC"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":"い"},"finish_reason":null}],"obfuscation":"P23CJsbmUnEZQm"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":"ま"},"finish_reason":null}],"obfuscation":"vT3FG2VfwaY0IE"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":"しょう"},"finish_reason":null}],"obfuscation":"lqMXRfhKJGuE"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":" 🌸"},"finish_reason":null}],"obfuscation":"TsLiW9xzcer8P"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":"🎉"},"finish_reason":null}],"obfuscation":"1NUdbZN9pRBhJB"}


data: {"id":"chatcmpl-EYCBCVHLj5ypfxkOeabNNtAkhfRjf","object":"chat.completion.chunk","created":1791818678,"model":"gpt-6-luna","service_tier":"default","system_fingerprint":null,"choices":[{"index":0,"delta":{},"finish_reason":"stop"}],"obfuscation":"gd0egnsIa"}


data: [DONE]

What the library reported

Outcome
returned
Finish
{
  "raw": "stop",
  "source": "choices[0].finish_reason",
  "surface": "primary",
  "value": "stop"
}
Text
Value
Café Zürich — καλημέρα! 東京で会いましょう 🌸🎉
Surface
primary
Tool calls
[]
Usage
{
  "cached_input": null,
  "input": null,
  "output": null,
  "reasoning": null,
  "surface": {
    "cached_input": "absent",
    "input": "absent",
    "output": "absent",
    "reasoning": "absent",
    "total": "absent"
  },
  "total": null
}
Stream
{
  "chunks_seen": 19,
  "completed": null,
  "used": true
}
Error
null
Unsupported reason
null
Full observation JSON
{
  "elapsed_ms": 822.6900696754456,
  "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": 19,
    "completed": null,
    "used": true
  },
  "structured": {
    "attempted": false,
    "returned_as_success": false,
    "value": null
  },
  "text": {
    "surface": "primary",
    "value": "Café Zürich — καλημέρα! 東京で会いましょう 🌸🎉"
  },
  "tool_calls": [],
  "unsupported_reason": null,
  "usage": {
    "cached_input": null,
    "input": null,
    "output": null,
    "reasoning": null,
    "surface": {
      "cached_input": "absent",
      "input": "absent",
      "output": "absent",
      "reasoning": "absent",
      "total": "absent"
    },
    "total": null
  }
}

Fixture

recorded openai-chat/stream.utf8

ProvenanceValue
Recorded at2026-10-12T15:24:35Z
Requested modelgpt-6-luna
Returned modelgpt-6-luna
CI runhttps://github.com/kartsan03/wiretruth/actions/runs/38269995348

Reproduce

wiretruth serve openai-chat/stream.utf8

Plain-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

VersionGrade
1.105.5✓ PASS
1.105.1✓ PASS