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  "id": "ether-and-ethereum",
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  "collection": "ethereum",
  "title": "Ether and Ethereum: the asset, the network and the units",
  "description": "Separate ether from Ethereum and learn ETH, gwei and wei with a worked example, including why a token transfer can still require an ETH fee.",
  "aliases": [
    "ETH meaning",
    "wei",
    "gwei",
    "ether vs Ethereum"
  ],
  "dates": {
    "published": "2026-10-02",
    "modified": "2026-10-02",
    "verified": "2026-10-02T15:10:23.134Z",
    "dataAsOf": null
  },
  "authorship": {
    "publisher": "Degrees of Satoshi editorial project",
    "process": "AI-assisted research and drafting with a separate automated source-verification pass; no external expert or named human review is implied."
  },
  "quickAnswer": {
    "text": "Ethereum is the network; ether, abbreviated ETH, is its native asset. One ETH equals one billion gwei or one billion billion wei. Ethereum transaction fees are ultimately paid in ETH, even when an application lets a sponsor pay or presents the cost in another token.",
    "claimId": "ether-and-ethereum-quick-answer",
    "sourceIds": [
      "ether",
      "gas",
      "erc4337"
    ]
  },
  "keyFacts": [
    {
      "label": "Smallest unit",
      "value": "One wei equals 10^-18 ETH",
      "sourceIds": [
        "ether"
      ],
      "id": "smallest-unit",
      "claimId": "ether-and-ethereum-fact-smallest-unit"
    },
    {
      "label": "Fee quotation",
      "value": "One gwei equals 10^-9 ETH",
      "sourceIds": [
        "gas"
      ],
      "id": "fee-quotation",
      "claimId": "ether-and-ethereum-fact-fee-quotation"
    },
    {
      "label": "Token distinction",
      "value": "An ERC-20 balance is contract state, separate from native ETH",
      "sourceIds": [
        "erc20",
        "accounts"
      ],
      "id": "token-distinction",
      "claimId": "ether-and-ethereum-fact-token-distinction"
    }
  ],
  "prerequisites": [
    "what-is-ethereum"
  ],
  "sections": [
    {
      "id": "native-asset",
      "heading": "ETH is built into the protocol’s accounts and fees",
      "sourceIds": [
        "ether",
        "accounts"
      ],
      "paragraphs": [
        "An Ethereum account has a native ETH balance. Sending ETH changes that balance under the protocol rules. A different token usually maintains balances inside its own contract, using the network to execute those changes.",
        "This distinction explains a common surprise: someone can have a positive token balance but insufficient ETH for an ordinary transaction. Having the thing being transferred does not necessarily pay for the computation that transfers it."
      ]
    },
    {
      "id": "unit-example",
      "heading": "Example: convert a fee without a market-price assumption",
      "sourceIds": [
        "ether",
        "gas"
      ],
      "paragraphs": [
        "Suppose an illustrative operation uses 50,000 gas at an effective price of 4 gwei per gas. Its execution fee is 200,000 gwei, which is 0.0002 ETH. These are example inputs, not a current network quote.",
        "The conversion is exact because the units are fixed. A dollar estimate is different: it requires an ETH exchange rate and a timestamp. Changing the dollar price does not change the number of wei already charged."
      ]
    },
    {
      "id": "who-pays",
      "heading": "A sponsored transaction still has a payer",
      "sourceIds": [
        "erc4337",
        "gas"
      ],
      "paragraphs": [
        "Account-abstraction systems can let a paymaster cover network gas. A service might charge the user in a token, subsidize onboarding or apply its own conditions. Ethereum’s underlying gas settlement remains in ETH.",
        "A screen that says no ETH required describes a user-facing arrangement. It does not mean the network has stopped charging or that every wallet supports the same sponsorship terms."
      ]
    },
    {
      "id": "supply-versus-price",
      "heading": "Units, supply and value answer different questions",
      "sourceIds": [
        "issuance",
        "eip1559"
      ],
      "paragraphs": [
        "Ethereum issues ETH through consensus rewards and removes ETH through mechanisms including base-fee burning. The balance between issuance and burning can vary; a burn mechanism alone does not establish permanent supply decline.",
        "Neither the denomination nor a supply calculation establishes a fair market price. This entry explains the asset’s protocol role and unit arithmetic, not a forecast or a reason to acquire it."
      ]
    }
  ],
  "faq": [
    {
      "question": "Is gwei a separate cryptocurrency?",
      "answer": "No. Gwei is a unit of ether, like a smaller denomination of the same asset. One billion gwei is exactly one ETH.",
      "sourceIds": [
        "ether"
      ]
    },
    {
      "question": "Does every Ethereum token pay its own network fee?",
      "answer": "No. Token balances and native ETH balances are separate. A sponsor can provide an alternative payment experience, but the network gas bill is settled in ETH.",
      "sourceIds": [
        "erc20",
        "erc4337"
      ]
    },
    {
      "question": "Did the Merge create a new ETH token?",
      "answer": "No. Ethereum preserved its balances and history through the Merge. Holders did not need to exchange old ETH for a new protocol token.",
      "sourceIds": [
        "merge"
      ]
    }
  ],
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      "statement": "Ethereum is the network; ether, abbreviated ETH, is its native asset. One ETH equals one billion gwei or one billion billion wei. Ethereum transaction fees are ultimately paid in ETH, even when an application lets a sponsor pay or presents the cost in another token.",
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      "scope": {
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        "blockHeight": null
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        "notes": [
          "Checked wei/gwei units, ERC20 distinction, sponsorship, issuance/burn. Recomputed50000×4gwei=0.0002ETH."
        ]
      }
    },
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        "notes": [
          "Checked wei/gwei units, ERC20 distinction, sponsorship, issuance/burn. Recomputed50000×4gwei=0.0002ETH."
        ]
      }
    },
    {
      "id": "ether-and-ethereum-fact-fee-quotation",
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      "statement": "Fee quotation: One gwei equals 10^-9 ETH",
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        "notes": [
          "Checked wei/gwei units, ERC20 distinction, sponsorship, issuance/burn. Recomputed50000×4gwei=0.0002ETH."
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      }
    },
    {
      "id": "ether-and-ethereum-fact-token-distinction",
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          "Checked wei/gwei units, ERC20 distinction, sponsorship, issuance/burn. Recomputed50000×4gwei=0.0002ETH."
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  "related": {
    "articles": [
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  "citation": "Degrees of Satoshi editorial project. “Ether and Ethereum: the asset, the network and the units.” Published 2026-10-02; updated 2026-10-02. https://degreesofsatoshi.com/encyclopedia/ether-and-ethereum/"
}