openapi: 3.1.0 info: title: Messari AI Datasets API description: 'Messari provides crypto research, analytics, fundamentals, intelligence, and asset profiles via a REST API at data.messari.io. Endpoints cover assets, markets, networks, exchanges, protocols, news/events, token unlocks, monitoring/watchlists, AI chat completions, research reports, and bulk datasets. Authentication is via the x-messari-api-key header. ' version: '1.0' contact: name: Messari url: https://docs.messari.io/ servers: - url: https://data.messari.io/api description: Production API (Messari Data API) security: - apiKeyAuth: [] tags: - name: Datasets paths: /v1/datasets: get: tags: - Datasets summary: List available bulk datasets responses: '200': description: Datasets /v1/datasets/{slug}/{granularity}/data: get: tags: - Datasets summary: Download a dataset (CSV/JSONL) parameters: - in: path name: slug required: true schema: type: string - in: path name: granularity required: true schema: type: string responses: '200': description: Dataset payload content: text/csv: {} application/x-ndjson: {} components: securitySchemes: apiKeyAuth: type: apiKey in: header name: x-messari-api-key description: Messari API key