DeepSeek V4.1 Flash Jev

Calibrated answers · Text and images

Jev on DeepSeek V4.1 Flash: ask questions about a conversation or a photo and get a probability for each answer. Questions can be yes/no, multiple choice or a score on a scale, and one call can ask many of them.

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Model details

Endpoint	POST /v1/systemone
Question types	Yes/no, multiple choice, score
Input	Chat messages, optionally with JPEG or PNG images
Output	A probability for each option. The model generates no text.
Questions per call	Many. The model reads the conversation once and scores every question against it.
Engine latency	~75 ms for 21 questions on an 8K-character conversation; 95-200 ms with a new photo
Compatibility	Text-only requests match TypeSafe's Jev API

On Autoloops

Hardware	4× B200
API	Jev (POST /v1/systemone)
Region	US
Pricing	$0.30 input, $0.006 cached per 1M tokens. No output tokens.
Model ID	`deepseek-v4.1-flash`

Capabilities

Returns calibrated probabilities for yes/no, multiple-choice and score questions
Answers questions about photos, such as what is in them and what state things are in
Scores many questions in one request. Repeat requests on the same conversation hit the cache.
Returns JSON with one entry per question, so there is no free text to parse
Bills input tokens only, with cached tokens at the cached rate

Ask questions about an image

IMG=$(base64 < photo.jpg | tr -d '\n')    # JPEG or PNG

curl https://api.autoloops.ai/v1/systemone \
  -H "Authorization: Bearer $AUTOLOOPS_API_KEY" \
  -H "Content-Type: application/json" \
  -d @- <<EOF
{
  "model": "deepseek-v4.1-flash",
  "state": [
    {"role": "user", "content": [
      {"type": "image_url", "image_url": {"url": "data:image/jpeg;base64,$IMG"}}
    ]}
  ],
  "questions": {
    "animal": {"type": "choice", "instructions": "Which animal is in the photo?",
      "criteria": {"dog": null, "cat": null, "none": null}},
    "on_sofa": {"type": "noul", "instructions": "Is the animal on the sofa?"}
  }
}
EOF

# → {"answers": {"animal": {"type": "choice", "choice": "dog", "probabilities": {"dog": 0.94, …}},
#                "on_sofa": {"type": "noul", "noul": 0.98}}, "usage": {…}}

Model details

On Autoloops

Capabilities

Ask questions about an image

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