imageszlab-princeton/Vero-600kvisual-reasoningreinforcement-learningmultimodalvision-languagevlmrl-trainingimage-textapache-2.0

Vero-600K: Multi-Task Visual Reasoning RL Dataset

Name: Vero-600K: Multi-Task Visual Reasoning RL Dataset
Creator: DataBazaar
Keywords: zlab-princeton/Vero-600k, visual-reasoning, reinforcement-learning, multimodal, vision-language, vlm, rl-training, image-text, apache-2.0

About this data

600K curated reinforcement learning samples from 59 datasets across 6 visual reasoning categories for training and evaluating vision-language models.

Schema

Name	Type	Description
id	VARCHAR	Unique identifier combining source dataset name, sample index, and hash
data_source	VARCHAR	Name of the originating dataset among 59 sources (e.g., geo170k, chartqa)
prompt	STRUCT("role" VARCHAR[], "content" VARCHAR[])	Conversation structure with role (user/assistant) and content strings for VLM input
ability	VARCHAR	Visual reasoning category: stem, chart_ocr, spatial_action, or other of 6 types
reward_model	STRUCT(style VARCHAR, ground_truth VARCHAR)	Reward signal specification with style (rule/learned) and ground_truth answer
extra_info	STRUCT(split VARCHAR, "index" BIGINT, "domain" VARCHAR, answer VARCHAR, question VARCHAR, reward_type VARCHAR, tolerance DOUBLE)	Metadata including train/val/test split, source domain, question text, answer, reward type, and tolerance threshold
image	STRUCT(bytes BLOB, path VARCHAR)	Visual input as binary blob and/or file path reference

Sample Data

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Free

Open dataset

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Seller: DataBazaar

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# 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: "Vero-600K: Multi-Task Visual R" })
// Found: 16ddd4b5-805d-482c-85fa-bac79745d51f
get_download_url({ dataset_id: "16ddd4b5-805d-482c-85fa-bac79745d51f" })  // free — no API key needed

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# Free dataset — no API key required:
curl https://api.databazaar.io/datasets/16ddd4b5-805d-482c-85fa-bac79745d51f/download-url