# Crypto APIs Block Data

> Use this tool when you need to retrieve detailed blockchain data, such as block headers and transaction lists, to analyze or build applications on various blockchain networks. It solves problems related to blockchain data access and integration, providing inputs like API keys and outputs like block-level data and chain metadata. Ideal for use cases requiring real-time or historical blockchain data, such as cryptocurrency tracking or smart contract analysis.

Canonical page: https://skillsregistry.net/skills/cryptoapis-block-data  
JSON: https://api.skillsregistry.net/v1/skills/cryptoapis-block-data

## Description

Retrieves block-level blockchain data including block headers, transaction lists, and chain metadata across EVM-compatible chains, UTXO-based networks, and XRP. Part of the Crypto APIs suite of blockchain data tools, requiring a Crypto APIs API key for access.

## Trust

- **Trust score (0–1):** 0.99
- **Verification tier:** verified
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** finance
- **Updated:** 2026-09-19

## Source

- **Source listing:** [PulseMCP](https://www.pulsemcp.com/servers/cryptoapis-block-data)
- **Repository:** <https://github.com/cryptoapis-io/cryptoapis-mcp-block-data>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "cryptoapis-block-data"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/cryptoapis-block-data` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/cryptoapis-block-data/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt