{"id":65986,"library":"ckb-sdk","title":"CKB SDK","description":"Rust SDK for CKB","status":"active","version":"5.1.0","language":"rust","source_language":null,"source_url":"https://github.com/nervosnetwork/ckb-sdk-rust","tags":["blockchain","ckb","sdk","rpc"],"install":[{"cmd":"# Cargo.toml\n[dependencies]\nckb-sdk = \"5.1.0\"","lang":"toml","label":"Cargo.toml"},{"cmd":"cargo add ckb-sdk","lang":"bash","label":"cargo add"}],"dependencies":[],"imports":[{"symbol":"CkbRpcClient","correct":"use ckb_sdk::CkbRpcClient;"}],"quickstart":{"code":"use ckb_sdk::CkbRpcClient;\n\n#[tokio::main]\nasync fn main() -> Result<(), Box<dyn std::error::Error>> {\n    let client = CkbRpcClient::new(\"http://localhost:8114\")?;\n    let block_number = client.get_tip_block_number().await?;\n    println!(\"Tip block number: {}\", block_number);\n    Ok(())\n}","lang":"rust","description":"Connects to a CKB node and fetches the tip block number."},"warnings":[{"fix":"Ensure a CKB node is running and add `tokio` as a dependency.","message":"Requires a running CKB node and async runtime (tokio).","severity":"gotcha","affected_versions":">=5.0.0"}],"env_vars":null,"search_vec":"'blockchain':7 'ckb':1,6,8 'rpc':10 'rust':3 'sdk':2,4,9","created_at":"2026-06-17T17:17:32.893700+00:00","updated_at":"2026-06-17T17:17:32.893700+00:00","problems":[],"ecosystem":"crates","meta_description":null,"install_score":null,"quickstart_score":null,"quickstart_tag":null,"pypi_latest":null,"cli_name":null,"cli_version":null,"type":"library","homepage":"https://github.com/nervosnetwork/ckb-sdk-rust","github":"https://github.com/nervosnetwork/ckb-sdk-rust","docs":"https://docs.rs/ckb-sdk/","changelog":null,"pypi":null,"npm":null,"openapi_spec":null,"status_page":null,"smithery":null,"categories":["networking"],"base_url":null,"auth_type":null,"provenance":{"verified_status":null,"verified_at":null,"last_verified":"2026-06-17","next_check":"2026-12-14","install_tag":null}}