textopenbmb/UltraFeedbackrlhfpreference-datareward-modeldpoalignmentllmfine-tuninginstruction-followinggpt-4-judgeopenbmb
UltraFeedback — Large-Scale Fine-Grained Preference Dataset
About this data
64k prompts × 4 LLM responses (256k samples) with fine-grained GPT-4 preference annotations across instruction-following, truthfulness, honesty, and helpfulness. Canonical dataset for reward model and RLHF training.
Schema
| Name | Type | Description |
|---|---|---|
| source | VARCHAR | Origin of the prompt (UltraChat, ShareGPT, Evol-Instruct, TruthfulQA, FalseQA, FLAN) |
| instruction | VARCHAR | User prompt or task description |
| models | VARCHAR[] | Names of 4 LLMs that generated completions for this instruction |
| completions | STRUCT(annotations STRUCT(helpfulness STRUCT(Rating VARCHAR, Rationale VARCHAR, "Rationale For Rating" VARCHAR, "Type" VARCHAR[]), honesty STRUCT(Rating VARCHAR, Rationale VARCHAR), instruction_following STRUCT(Rating VARCHAR, Rationale VARCHAR), truthfulness STRUCT(Rating VARCHAR, Rationale VARCHAR, "Rationale For Rating" VARCHAR, "Type" VARCHAR[])), critique VARCHAR, custom_system_prompt VARCHAR, "fine-grained_score" DOUBLE, model VARCHAR, overall_score DOUBLE, principle VARCHAR, response VARCHAR)[] | List of response records with model name, generated text, GPT-4 annotations (instruction-following, truthfulness, honesty, helpfulness ratings + rationales), overall score, and critique |
| correct_answers | VARCHAR[] | Array of reference correct answers for evaluation |
| incorrect_answers | VARCHAR[] | Array of reference incorrect answers for evaluation |
Sample Data
Preview a sample of the data before downloading.
Free
Open dataset
Quality: No ratings
0 downloads
Seller: DataBazaar
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For AI Agents
Via MCP Server
# 1. Add to your agent's MCP config (claude_desktop_config.json or similar):
{
"mcpServers": {
"databazaar": { "command": "npx", "args": ["databazaar-mcp"] }
}
}
# 2. Your agent can then call:
search_datasets({ query: "UltraFeedback — Large-Scale Fi" })
// Found: 9d3edf8f-9074-4178-bb35-e25c2e645b5f
get_download_url({ dataset_id: "9d3edf8f-9074-4178-bb35-e25c2e645b5f" }) // free — no API key neededVia REST API
# Free dataset — no API key required: curl https://api.databazaar.io/datasets/9d3edf8f-9074-4178-bb35-e25c2e645b5f/download-url