aid: blockchair url: https://raw.githubusercontent.com/api-evangelist/blockchair/refs/heads/main/apis.yml name: Blockchair kind: company description: Blockchair is a multi-blockchain explorer and data API providing unified access to on-chain data across 40+ blockchains (Bitcoin, Ethereum, Litecoin, Dogecoin, Ripple, Stellar, Monero, Cardano, and more). The REST API at api.blockchair.com exposes per-chain dashboards (address, transaction, block), raw node data, network stats, a SQL-like database query interface over outputs and other tables, and transaction broadcasting, authenticated with a simple key query parameter. image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg tags: - Blockchain - Cryptocurrency - Explorer - Bitcoin - Ethereum - On-Chain Data created: '2026-06-21' modified: '2026-06-21' specificationVersion: '0.19' apis: - aid: blockchair:address-dashboards name: Blockchair Address Dashboards API tags: - Address - Dashboards - Balance image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg humanURL: https://blockchair.com/api/docs baseURL: https://api.blockchair.com properties: - url: https://blockchair.com/api/docs type: Documentation - url: https://github.com/Blockchair/Blockchair.Support/blob/master/API_DOCUMENTATION_EN.md type: APIReference - url: openapi/blockchair-openapi.yml type: OpenAPI - url: collections/blockchair.postman_collection.json type: PostmanCollection - url: collections/blockchair.opencollection.json type: OpenCollection description: Per-chain address dashboards returning balance, transaction list, and aggregated stats for a single address, a set of up to 100 addresses, or an extended public key (xpub/ypub/zpub) across Bitcoin-like and Ethereum-like chains. - aid: blockchair:transaction-dashboards name: Blockchair Transaction Dashboards API tags: - Transaction - Dashboards image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg humanURL: https://blockchair.com/api/docs baseURL: https://api.blockchair.com properties: - url: https://blockchair.com/api/docs type: Documentation - url: https://github.com/Blockchair/Blockchair.Support/blob/master/API_DOCUMENTATION_EN.md type: APIReference - url: openapi/blockchair-openapi.yml type: OpenAPI - url: collections/blockchair.postman_collection.json type: PostmanCollection - url: collections/blockchair.opencollection.json type: OpenCollection description: Transaction dashboards returning a parsed view of one transaction or a set of transactions by hash, including inputs, outputs, fees, and confirmation data, across supported chains. - aid: blockchair:block-dashboards name: Blockchair Block Dashboards API tags: - Block - Dashboards image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg humanURL: https://blockchair.com/api/docs baseURL: https://api.blockchair.com properties: - url: https://blockchair.com/api/docs type: Documentation - url: https://github.com/Blockchair/Blockchair.Support/blob/master/API_DOCUMENTATION_EN.md type: APIReference - url: openapi/blockchair-openapi.yml type: OpenAPI - url: collections/blockchair.postman_collection.json type: PostmanCollection - url: collections/blockchair.opencollection.json type: OpenCollection description: Block dashboards returning a parsed view of one block or a set of blocks by height or hash, including header fields, transaction references, and block statistics, across supported chains. - aid: blockchair:raw-data name: Blockchair Raw Data API tags: - Raw Data - Node image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg humanURL: https://blockchair.com/api/docs baseURL: https://api.blockchair.com properties: - url: https://blockchair.com/api/docs type: Documentation - url: https://github.com/Blockchair/Blockchair.Support/blob/master/API_DOCUMENTATION_EN.md type: APIReference - url: openapi/blockchair-openapi.yml type: OpenAPI - url: collections/blockchair.postman_collection.json type: PostmanCollection - url: collections/blockchair.opencollection.json type: OpenCollection description: Raw node-level data for blocks and transactions (and ledgers, accounts, and operations on non-UTXO chains) as returned by the underlying blockchain node, for clients that need the unprocessed payload. - aid: blockchair:stats name: Blockchair Stats API tags: - Stats - Statistics - Network image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg humanURL: https://blockchair.com/api/docs baseURL: https://api.blockchair.com properties: - url: https://blockchair.com/api/docs type: Documentation - url: https://github.com/Blockchair/Blockchair.Support/blob/master/API_DOCUMENTATION_EN.md type: APIReference - url: openapi/blockchair-openapi.yml type: OpenAPI - url: collections/blockchair.postman_collection.json type: PostmanCollection - url: collections/blockchair.opencollection.json type: OpenCollection description: Network statistics endpoints returning overall blockchain metrics (blocks, transactions, market data, difficulty, mempool) for a single chain, all chains at once, or cross-chain tokens such as USDT and USDC. - aid: blockchair:outputs name: Blockchair Outputs Database API tags: - Outputs - Database - Query image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg humanURL: https://blockchair.com/api/docs baseURL: https://api.blockchair.com properties: - url: https://blockchair.com/api/docs type: Documentation - url: https://github.com/Blockchair/Blockchair.Support/blob/master/API_DOCUMENTATION_EN.md type: APIReference - url: openapi/blockchair-openapi.yml type: OpenAPI - url: collections/blockchair.postman_collection.json type: PostmanCollection - url: collections/blockchair.opencollection.json type: OpenCollection description: SQL-like database query interface over the outputs table (and blocks, transactions, and addresses) on Bitcoin-like chains, supporting filtering by column, sorting, aggregation, offset, and limit for analytical queries. - aid: blockchair:broadcast name: Blockchair Broadcast API tags: - Broadcast - Push - Transaction image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg humanURL: https://blockchair.com/api/docs baseURL: https://api.blockchair.com properties: - url: https://blockchair.com/api/docs type: Documentation - url: https://github.com/Blockchair/Blockchair.Support/blob/master/API_DOCUMENTATION_EN.md type: APIReference - url: openapi/blockchair-openapi.yml type: OpenAPI - url: collections/blockchair.postman_collection.json type: PostmanCollection - url: collections/blockchair.opencollection.json type: OpenCollection description: Transaction broadcasting endpoint that relays a signed, raw transaction to the network of the selected chain via an HTTP POST. common: - type: GitHubOrganization url: https://github.com/Blockchair - type: LinkedIn url: https://www.linkedin.com/company/blockchair - type: Website url: https://blockchair.com - type: Documentation url: https://blockchair.com/api/docs - type: Plans url: plans/blockchair-plans-pricing.yml - type: RateLimits url: rate-limits/blockchair-rate-limits.yml - type: FinOps url: finops/blockchair-finops.yml maintainers: - FN: Kin Lane email: kin@apievangelist.com