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All datasets / opus-research

opus-research/opus-thinking

23 downloads in 30 days0 likesLast modified 15 Dec 2025View on Hugging Face
Permissive or share-alike

The declared licence (mit) is classified as permissive.

Declared licence
mit, from the tagEvidence: README.md at 802861c
Licence files
No licence file at the top level of the repositoryEvidence: file list at 802861c
Declared sources
None listed in the card metadata
Access gated on Hugging Face
No
opus-research/opus-thinkingopus-research/opus-…mit: declared licencemitdeclared licenceREADME.md ↗no licence file: found at top levelno licence fi…found at top levelfile list ↗
opus-research/opus-thinkingopus-research/o…mit: declared licencemitdeclared licenceREADME.md ↗no licence file: found at top levelno licence fi…found at top levelfile list ↗
Each cell links to what was checked: a file, a file list or a Hub record.

Tasks

Citation text from the card

@misc{opus-thinking-2025,
  author = {Opus Research},
  title = {Opus Thinking Dataset: Chain-of-Thought Training Data},
  year = {2025},
  publisher = {Hugging Face},
  howpublished = {\url{https://huggingface.co/datasets/opus-research/opus-thinking}}
}

All datasets marked Permissive or share-alike | JSON

The same facts for your agent

A free MCP server at mcp.datalicense.uk/mcp. Connect it from an MCP client such as Claude or Cursor.

dataset_licence({ "id": "opus-research/opus-thinking" })
signal: "permissive"
stated_licence: "mit"
sources: 0