Compra Ethereum(ETH)

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Preço estimado
1 ETH ≈ 0,00 USD
Ethereum
ETH
Ethereum
$1 897,74
-1,91%
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  • 1
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  • 2
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  • 3
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Porquê comprar Ethereum(ETH)?

O que é a Ethereum? A plataforma para contratos inteligentes e aplicações descentralizadas
A Ethereum (ETH), fundada por Vitalik Buterin em 2015, é a primeira blockchain pública do mundo que suporta contratos inteligentes. A Ethereum permite que os programadores criem aplicações descentralizadas (dApps), protocolos DeFi, NFT e muito mais, impulsionando um crescimento explosivo no ecossistema Web3. O Ether (ETH) é o token nativo da rede Ethereum.
Como é que a Ethereum funciona? EVM, taxas de gas e consenso
A Ethereum baseia-se em nodos distribuídos, sendo que cada transação exige ETH como "taxa de gas". Os contratos inteligentes executam automaticamente acordos condicionais, amplamente utilizados em finanças, jogos, cadeias de abastecimento e muito mais. Inicialmente a utilizar PoW, a Ethereum completou a atualização "The Merge" em 2022, fazendo a transição total para Proof of Stake (PoS), reduzindo o consumo de energia em mais de 99% e melhorando a sustentabilidade e a segurança.
Mecanismo de oferta e PEI-1559
A Ethereum não tem um limite de oferta fixo, mas desde o EIP-1559, uma parte do ETH é queimada com cada transação, ajudando a reduzir a pressão inflacionária. O ETH é essencial para o pagamento de taxas de gas, recompensas de staking e participação na governação, com a procura a crescer a par da expansão do ecossistema.
Ecossistema e casos de utilização
Os padrões ERC-20 e ERC-721 da Ethereum alimentaram o surgimento de DeFi e NFT, dando origem a projetos como Uniswap, Aave e OpenSea. A Máquina Virtual Ethereum (EVM) fornece um ambiente de programação flexível, promovendo a interoperabilidade entre cadeias e soluções de escalonamento da camada 2 (por exemplo, Rollups, Sharding).
Razões e riscos para investir na Ethereum
Infraestrutura Web3 e de contratos inteligentes: o ETH é o principal ativo para DeFi, NFT, DAO e outras aplicações inovadoras. Atualizações técnicas e crescimento do ecossistema: a transição PoS e o EIP-1559 melhoram o desempenho da rede e a captura de valor. Elevada liquidez e aceitação do mainstream: o ETH é negociado a nível mundial, ficando apenas atrás da Bitcoin em termos de capitalização de mercado. Riscos: congestionamento da rede, taxas de gas elevadas, concorrência de blockchains emergentes (por exemplo, Solana, Avalanche) e incerteza regulamentar.
Pontos de vista céticos e perspetivas alternativas
Embora o ecossistema da Ethereum seja vasto, persistem problemas de escalabilidade e de taxas. Se não os resolver, poderá ser ultrapassada por blockchains mais recentes e de elevado desempenho. Os investidores devem acompanhar o progresso tecnológico e as mudanças no ecossistema.

Ethereum(ETH) Preço atual e Tendências de mercado

ETH/USD
Ethereum
$1 897,74
-1,91%
Mercados
Popularidade
Capitalização de mercado
#5
$229,02B
Volume
Oferta de circulação
$163,75M
120,68M

Atualmente, a Ethereum (ETH) tem um preço de $1 897,74 por moeda. A oferta em circulação é de aproximadamente 120 681 992,87 ETH, resultando numa capitalização de mercado total de $120,68M, Classificação atual da capitalização de mercado: 5.

Nas últimas 24 horas, o volume de negociação do Ethereum atingiu $163,75M, representando um -1.91% em comparação com o dia anterior. Na semana passada, o preço do Ethereum -1.45%, refletindo a procura contínua de ETH como ouro digital e uma proteção contra a inflação.

Além disso, o máximo histórico da Ethereum foi $4 946,05. A volatilidade do mercado continua a ser significativa, pelo que os investidores devem acompanhar de perto as tendências macroeconómicas e os desenvolvimentos regulamentares.

Ethereum(ETH) Comparar com outras criptomoedas

ETH VS
ETH
em massa
Variação percentual de 24h
Alteração de 7d por cento
Volume de negociações 24h
Capitalização de mercado
Classificação de mercado
Oferta circulante

O que se segue depois de comprar Ethereum(ETH)?

À vista
Negoceie em ETH a qualquer altura utilizando a vasta gama de pares de negociação da Gate.com, aproveite as oportunidades de mercado e aumente os seus ativos.
Simple Earn
Utilize o seu ETH ocioso para subscrever os produtos financeiros flexíveis ou a prazo fixo da plataforma e ganhar facilmente um rendimento extra.
Converter
Troque rapidamente ETH por outras criptomoedas com facilidade.

Vantagens de comprar Ethereum através de Gate

Com 3500 criptomoedas à sua escolha
Consistentemente uma das 10 melhores CEXs desde 2013
100% de Prova de Reservas desde maio de 2020
Negociação eficiente com depósito e levantamento instantâneos

Outras criptomoedas disponíveis na Gate

Saiba mais sobre Ethereum(ETH)

Our Across Thesis
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What Is Ethereum 2.0? Understanding The Merge
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O que significa a taxa de staking de Ethereum ultrapassar 34,4 %? Análise da estrutura de mercado do ETH
A taxa de staking de ETH atingiu um máximo histórico de 34,4 %, enquanto o preço se encontra em consolidação em torno de 1 880 $. As entradas em ETF estão a oferecer suporte a médio prazo, mas a análise técnica no curto prazo mantém-se prudente.
O Início da Era dos Agentes de IA: Por que a Grayscale está a apostar em ETH, SOL, WLD e TAO
A Grayscale Research identifica três grandes necessidades de blockchain resultantes do aumento de agentes de IA. Ethereum e Solana disponibilizam soluções de pagamento e liquidação, Worldcoin está a construir uma camada de identidade e Bittensor está a desenvolver um mercado descentralizado de IA. Eis uma análise de como estas quatro redes captam valor.
Poderá o Plano Regulatório da SEC suceder ao CLARITY Act? Mercados de Criptomoedas aguardam uma nova vaga de reavaliação de valor
A SEC dos EUA irá votar novas regulamentações para a emissão de criptoativos a 14 de agosto, com o objetivo de substituir a estagnada CLARITY Act. Este artigo analisa se a clareza regulatória na emissão de tokens e a entrada de capital institucional poderão impulsionar uma revalorização do preço de ativos como BTC, ETH e XRP.
Mais blogs sobre ETH
How to Mine Ethereum in 2025: A Complete Guide for Beginners
This comprehensive guide explores Ethereum mining in 2025, detailing the shift from GPU mining to staking. It covers the evolution of Ethereum's consensus mechanism, mastering staking for passive income, alternative mining options like Ethereum Classic, and strategies for maximizing profitability. Ideal for beginners and experienced miners alike, this article provides valuable insights into the current state of Ethereum mining and its alternatives in the cryptocurrency landscape.
Ethereum 2.0 in 2025: Staking, Scalability, and Environmental Impact
Ethereum 2.0 has revolutionized the blockchain landscape in 2025. With enhanced staking capabilities, dramatic scalability improvements, and a significantly reduced environmental impact, Ethereum 2.0 stands in stark contrast to its predecessor. As adoption challenges are overcome, the Pectra upgrade has ushered in a new era of efficiency and sustainability for the world's leading smart contract platform.
What are smart contracts and how do they work on Ethereum?
Smart contracts are self-executing contracts with the terms of the agreement directly written into code. They automatically execute when predefined conditions are met, eliminating the need for intermediaries.
Mais wiki sobre ETH

As últimas notícias sobre Ethereum(ETH)

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Gold at $4,390—are you chasing it?
Look at the surface first: the positive news was priced in, followed by a pullback after the surge.
July CPI rose 3.4% year-on-year, while core CPI came in at 2.5%, both below the previous readings. The market immediately crushed the probability of a September rate hike from 54% to 40%. The dollar fell, Treasury yields fell, and gold was instantly pushed to 4,450. Then what? Sellers arrived, and the price gave it all back.
First point: soft CPI is a “lifeline,” but not “rocket fuel.”
When July CPI was released, the market got excited—the rate-cut outlook recovered, and gold surged directly from around 4,350 to 4,450. A $100 move looks great, right?
But look closely: gold was repeatedly rejected around 4,450, with heavy selling, exactly like ETH failing to break above 2,085 three times last time.
What does it mean for positive news to lose its impact? This is it.
Second point: central banks are buying, but retail investors are chasing the highs.
Central-bank gold purchases remained strong in Q2, emerging markets such as China continued accumulating, and ETF inflows also returned—these are gold’s “ballast.” From the January ATH of 5,602, gold fell to around 4,000 and has now rebounded to 4,385, representing a recovery of more than 20%.
Geopolitically, uncertainty surrounding Iran and the Strait of Hormuz remains, so safe-haven demand is real.
Third point: technical signals have emerged that demand caution.
Gold rebounded strongly from the 4,070–4,125 support zone, moved above the 21- and 50-day moving averages, and even briefly broke above the 100-day moving average at 4,387. But after surging to 4,450, it was rejected and pulled back—a typical move by large players to “sweep stop-losses.”
The 200-day moving average at 4,503 is not far above—that is the real “bull-bear dividing line.”
The daily RSI has reached 67, approaching overbought territory. Although MACD remains bullish, the momentum bars are narrowing.
The bull-bear battle—take a look yourself
On one side:
CPI/PPI are cooling consecutively, and rate-hike expectations continue to decline
Central-bank gold purchases + ETF inflows returning, with liquidity conditions improving
Geopolitical uncertainty remains, and safe-haven demand is solid
The technical structure remains bullish, with the 100-day moving average providing effective support
On the other side:
Heavy selling above 4,400–4,450, with three failed attempts to break through
RSI is approaching overbought territory, requiring short-term consolidation
If PPI exceeds expectations, a rebound in the dollar could directly trigger a sell-off
Gold has already risen nearly 10% from the 4,000 bottom, leaving substantial profit-taking pressure
Key levels
Resistance above: 4,440–4,450 (recent high) → 4,500–4,520 (200-day moving average)
Support below: 4,360–4,365 → 4,340 → 4,300–4,280
Trading strategy
Wait for a 4H/1H close to hold firmly above the 4,365–4,385 range, then enter after a lower-wick or engulfing reversal candlestick appears. Stop-loss below 4,340, with a target of 4,440–4,450; if it breaks through, look toward 4,500–4,520.
Alternative: if the level breaks, take a small short position.
If a 4H close effectively breaks below 4,360 and the rebound fails to reclaim it, enter a short position, with a stop-loss above 4,390 and targets of 4,300–4,280. But— the medium-term structure is bullish, so shorts are only for the short term; don’t get greedy.
Position-sizing discipline:
Risk no more than 1–2% of total capital per trade, keep leverage within 3–5x, and don’t get carried away. Reduce positions and stay on the sidelines before the PPI data is released, then act afterward.
Gold’s current script—
It is exactly like the move in March 2020: a crisis hits, prices plunge first (a dollar liquidity squeeze), then central banks print money aggressively, and gold doubles from its lows.
The difference is that this time central banks are not printing money—they are directly buying physical gold.
Amid the broader trend of “de-dollarization,” every pullback in gold is an opportunity for you to get on board. But the way to get on board is to buy the dips, not chase the highs.
What is your cost basis for gold?
At 4,390, will you chase it or wait? #GateLaunchpool瓜分141万枚DOS #Gate多项交易指标全球Top4 #我的七夕交易分享 $BTC $ETH $XAU
Mining_sLittleSheep
13-08-2026 12:12
Gold at $4,390—are you chasing it? Look at the surface first: the positive news was priced in, followed by a pullback after the surge. July CPI rose 3.4% year-on-year, while core CPI came in at 2.5%, both below the previous readings. The market immediately crushed the probability of a September rate hike from 54% to 40%. The dollar fell, Treasury yields fell, and gold was instantly pushed to 4,450. Then what? Sellers arrived, and the price gave it all back. First point: soft CPI is a “lifeline,” but not “rocket fuel.” When July CPI was released, the market got excited—the rate-cut outlook recovered, and gold surged directly from around 4,350 to 4,450. A $100 move looks great, right? But look closely: gold was repeatedly rejected around 4,450, with heavy selling, exactly like ETH failing to break above 2,085 three times last time. What does it mean for positive news to lose its impact? This is it. Second point: central banks are buying, but retail investors are chasing the highs. Central-bank gold purchases remained strong in Q2, emerging markets such as China continued accumulating, and ETF inflows also returned—these are gold’s “ballast.” From the January ATH of 5,602, gold fell to around 4,000 and has now rebounded to 4,385, representing a recovery of more than 20%. Geopolitically, uncertainty surrounding Iran and the Strait of Hormuz remains, so safe-haven demand is real. Third point: technical signals have emerged that demand caution. Gold rebounded strongly from the 4,070–4,125 support zone, moved above the 21- and 50-day moving averages, and even briefly broke above the 100-day moving average at 4,387. But after surging to 4,450, it was rejected and pulled back—a typical move by large players to “sweep stop-losses.” The 200-day moving average at 4,503 is not far above—that is the real “bull-bear dividing line.” The daily RSI has reached 67, approaching overbought territory. Although MACD remains bullish, the momentum bars are narrowing. The bull-bear battle—take a look yourself On one side: CPI/PPI are cooling consecutively, and rate-hike expectations continue to decline Central-bank gold purchases + ETF inflows returning, with liquidity conditions improving Geopolitical uncertainty remains, and safe-haven demand is solid The technical structure remains bullish, with the 100-day moving average providing effective support On the other side: Heavy selling above 4,400–4,450, with three failed attempts to break through RSI is approaching overbought territory, requiring short-term consolidation If PPI exceeds expectations, a rebound in the dollar could directly trigger a sell-off Gold has already risen nearly 10% from the 4,000 bottom, leaving substantial profit-taking pressure Key levels Resistance above: 4,440–4,450 (recent high) → 4,500–4,520 (200-day moving average) Support below: 4,360–4,365 → 4,340 → 4,300–4,280 Trading strategy Wait for a 4H/1H close to hold firmly above the 4,365–4,385 range, then enter after a lower-wick or engulfing reversal candlestick appears. Stop-loss below 4,340, with a target of 4,440–4,450; if it breaks through, look toward 4,500–4,520. Alternative: if the level breaks, take a small short position. If a 4H close effectively breaks below 4,360 and the rebound fails to reclaim it, enter a short position, with a stop-loss above 4,390 and targets of 4,300–4,280. But— the medium-term structure is bullish, so shorts are only for the short term; don’t get greedy. Position-sizing discipline: Risk no more than 1–2% of total capital per trade, keep leverage within 3–5x, and don’t get carried away. Reduce positions and stay on the sidelines before the PPI data is released, then act afterward. Gold’s current script— It is exactly like the move in March 2020: a crisis hits, prices plunge first (a dollar liquidity squeeze), then central banks print money aggressively, and gold doubles from its lows. The difference is that this time central banks are not printing money—they are directly buying physical gold. Amid the broader trend of “de-dollarization,” every pullback in gold is an opportunity for you to get on board. But the way to get on board is to buy the dips, not chase the highs. What is your cost basis for gold? At 4,390, will you chase it or wait? #GateLaunchpool瓜分141万枚DOS #Gate多项交易指标全球Top4 #我的七夕交易分享 $BTC $ETH $XAU
BTC
-1,17%
ETH
-1,86%
XAU
-0,61%
Recruitment Call | August Mid-Month Account-Doubling Plan
Those flashy slogans you hear everywhere—“fight until dawn,” “one move decides it all”—may sound intimidating, but they are actually of little use. Here, there is just one principle: we are pursuing long-term growth, not chasing thrills.
Market conditions are constantly changing, and trading has never had a one-size-fits-all answer. The August market offers abundant opportunities. A complete, mature trading system and standardized risk management plan will be shared internally, with traders who demonstrate strong execution and a steady mindset selectively invited to study together.
Choose the path that suits your capital size:
▫️Small capital: trade short-term swings and capture intraday volatility opportunities
▫️Medium capital: pursue a dual-track approach, flexibly rotating between swings and trends
▫️Large capital: position for the long term and wait patiently for cycle gains to materialize
Reject chasing pumps and panic selling; refuse to follow the crowd blindly.
May we meet traders with aligned understanding and steady mindsets, and walk the long road of the market together.
$BTC $GT $ETH
OldXu'sWindVane
13-08-2026 53:11
Recruitment Call | August Mid-Month Account-Doubling Plan Those flashy slogans you hear everywhere—“fight until dawn,” “one move decides it all”—may sound intimidating, but they are actually of little use. Here, there is just one principle: we are pursuing long-term growth, not chasing thrills. Market conditions are constantly changing, and trading has never had a one-size-fits-all answer. The August market offers abundant opportunities. A complete, mature trading system and standardized risk management plan will be shared internally, with traders who demonstrate strong execution and a steady mindset selectively invited to study together. Choose the path that suits your capital size: ▫️Small capital: trade short-term swings and capture intraday volatility opportunities ▫️Medium capital: pursue a dual-track approach, flexibly rotating between swings and trends ▫️Large capital: position for the long term and wait patiently for cycle gains to materialize Reject chasing pumps and panic selling; refuse to follow the crowd blindly. May we meet traders with aligned understanding and steady mindsets, and walk the long road of the market together. $BTC $GT $ETH
BTC
-1,17%
GT
+0,59%
ETH
-1,86%
Today's BTC choppy market once again perfectly validated the strategy of shorting on rallies, capturing 600➕ points of movement in the direction of the trend. #GateLaunchpool瓜分141万枚DOS $BTC $ETH
TianchengMax
13-08-2026 53:11
Today's BTC choppy market once again perfectly validated the strategy of shorting on rallies, capturing 600➕ points of movement in the direction of the trend. #GateLaunchpool瓜分141万枚DOS $BTC $ETH
BTC
-1,17%
ETH
-1,86%
Mais publicações sobre ETH

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