{
  "name": "Financial Tweet Sentiment Extractor 2026-06-20",
  "description": "Fine-tunes Qwen/Qwen3.5-2B to extract a structured market sentiment signal from unstructured finance-related tweets/social posts. The labels come from the MIT-licensed zeroshot/twitter-financial-news-sentiment Hugging Face dataset: 0=bearish, 1=bullish, 2=neutral.",
  "base_model": "Qwen/Qwen3.5-2B",
  "system_prompt": "You are a financial social-post information extraction assistant. Given one finance-related tweet or market social post, classify the market sentiment signal and return strict JSON only.",
  "guidelines": [
    "Return only valid compact JSON with no markdown, code fences, or prose outside the JSON object.",
    "Always include exactly these keys: sentiment, label, rationale.",
    "Use sentiment values bearish, bullish, or neutral.",
    "Use label 0 for bearish, label 1 for bullish, and label 2 for neutral.",
    "Classify analyst downgrades, price-target cuts, short calls, weak outlooks, losses, selloffs, and adverse market moves as bearish.",
    "Classify analyst upgrades, price-target raises, bullish positioning, strong demand, gains, and constructive outlooks as bullish.",
    "Classify factual headlines, deal/process updates, general company news, or unclear market impact as neutral.",
    "Keep rationale to one short sentence grounded in the post."
  ],
  "constraints": [
    "Do not invent facts, tickers, prices, or companies not present in the post.",
    "Do not give investment advice.",
    "Do not output confidence scores or extra fields.",
    "Do not omit any required JSON key.",
    "The sentiment string and numeric label must agree."
  ],
  "examples": [
    {
      "input": "Extract the market sentiment signal from this finance-related social post. Return only strict JSON with exactly these keys: sentiment, label, rationale. sentiment must be one of bearish, bullish, neutral; label must be one of 0, 1, 2.\n\nPost: Imagine Owning Apex Global Brands (NASDAQ:APEX) And Taking A 98% Loss Square On The Chin",
      "output": "{\"sentiment\":\"neutral\",\"label\":2,\"rationale\":\"The post expresses a neutral market signal.\"}"
    },
    {
      "input": "Extract the market sentiment signal from this finance-related social post. Return only strict JSON with exactly these keys: sentiment, label, rationale. sentiment must be one of bearish, bullish, neutral; label must be one of 0, 1, 2.\n\nPost: Hedge Funds Are Betting On Aduro BioTech Inc (ADRO)",
      "output": "{\"sentiment\":\"bullish\",\"label\":1,\"rationale\":\"The post expresses a bullish market signal.\"}"
    },
    {
      "input": "Extract the market sentiment signal from this finance-related social post. Return only strict JSON with exactly these keys: sentiment, label, rationale. sentiment must be one of bearish, bullish, neutral; label must be one of 0, 1, 2.\n\nPost: Prospects for Aurora Cannabis Stock Look Grim",
      "output": "{\"sentiment\":\"bearish\",\"label\":0,\"rationale\":\"The post expresses a bearish market signal.\"}"
    }
  ],
  "eval_cases": [],
  "id": "2f9c1cd3-2b6a-4da0-8fea-875cb929b681"
}