---
title: Sentiment Classification API
emoji: 🚀
colorFrom: blue
colorTo: green
sdk: docker
app_port: 7860
pinned: false
---

# Sentiment Classification API (Route C — Ensemble)

Log-averaged BERTweet + twitter-roberta ensemble with per-class threshold
offsets. Serves a Flask API compatible with the case-manual template.

## Endpoints

- `GET /` — returns model metadata.
- `POST /` — classifies a batch of documents.

### Request

```json
{"items": [{"id": "test", "text": "I love this product!"}]}
```

### Response

```json
{"items": [{"id": "test", "label": 1}]}
```

Labels: `-1` = Negative, `0` = Neutral, `1` = Positive.