Compra Ethereum(ETH)

Compra Ethereum facilmente com o nosso guia passo-a-passo.
Preço estimado
1 ETH0,00 USD
Ethereum
ETH
Ethereum
$2 368,31
-0.26%
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Como comprar Ethereum(ETH) com cartão de crédito ou cartão de débito?

  • 1
    Criar a sua conta Gate.com e verificar a sua identidadePara comprar ETH em segurança, comece por se inscrever numa conta Gate.com e concluir a verificação da identidade KYC para proteger as suas transações.
  • 2
    Escolha ETH e método de pagamentoAceda à seção "Comprar Ethereum(ETH)", selecione ETH, introduza o montante que pretende comprar e escolha cartão de débito como opção de pagamento. Em seguida, preencha os dados do seu cartão.
  • 3
    Receba ETH instantaneamente na sua carteiraDepois de confirmar a ordem, o ETH que comprar vai ser creditado de forma instantânea e segura na sua carteira Gate.com — pronto para ser negociado, guardado ou transferido.

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
$2 368,31
-0.26%
Mercados
Popularidade
Capitalização de mercado
#2
$285,82B
Volume
Oferta de circulação
$267,2M
120,68M

Atualmente, a Ethereum (ETH) tem um preço de $2 368,31 por moeda. A oferta em circulação é de aproximadamente 120 687 222,38 ETH, resultando numa capitalização de mercado total de $120,68M, Classificação atual da capitalização de mercado: 2.

Nas últimas 24 horas, o volume de negociação do Ethereum atingiu $267,2M, representando um -0.26% em comparação com o dia anterior. Na semana passada, o preço do Ethereum +1.79%, 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
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Converter
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Vantagens de comprar Ethereum através de Gate

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Saiba mais sobre Ethereum(ETH)

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Primavera cripto: análise de Tom Lee sobre Ethereum e capital institucional
O Chairman da Bitmine, Tom Lee, anunciou que a primavera das criptomoedas começou oficialmente, salientando que o Ethereum está a beneficiar de dois importantes motores estruturais: a tokenização em Wall Street e a inteligência artificial baseada em agentes. A Bitmine revelou deter 5,18 milhões ETH e manifestou abertura para um compromisso relativamente ao CLARITY Act.
Como irá a atualização ETH Glamsterdam transformar o panorama? O triplo impacto nos rendimentos de staking, mecanismos MEV e fluxos de capital dos ETF
A atualização ETH Glamsterdam representa a alteração mais significativa na camada de execução do Ethereum desde o Merge, ao redefinir as recompensas de staking e a distribuição de MEV através do ePBS e das block access lists.
BitMine aumenta reservas de ETH para 5,18 M: concentração de 4,29 % do fornecimento impulsionada por instituições
A BitMine aumentou as suas participações em mais de 100 000 ETH pela terceira semana consecutiva, elevando a sua posição total para 5,18 milhões de ETH—o que corresponde a 4,29 % da oferta atual. Este artigo apresenta uma análise aprofundada da estrutura do portefólio da BitMine, dos rendimentos de staking e das controvérsias de mercado, ao mesmo tempo que examina a estra
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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)

2026-05-06 04:28Market Whisper
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美伊冲突最新进展:「史诗怒火」行动结束,加密市场情绪回暖
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Mais notícias sobre ETH
EduSeries #2: Reality $MANTA  ‌Many retail investors still hope $MANTA to fly to $10 without ever considering tokenomics indicators. Let’s analyze the underlying reality mathematically so you don’t keep becoming exit liquidity.
Technologically, Manta Network (Manta Pacific) is actually solid. They are an Ethereum Layer 2 that uses Celestia for Data Availability (DA), making gas fees in its ecosystem very cheap. However, the critical problem isn’t in the technology, but in its economic structure.
Manta was launched with a classic VC release strategy: Low Float, High FDV. This means the circulating supply at launch was very small, while billions of tokens are still locked for the team, advisors, and early investors. Periodically, these vested tokens are unlocked and enter circulation, creating constant selling pressure.
The simple calculation: With a total supply of 1 billion tokens, if MANTA hits a price of $10, then the FDV (Fully Diluted Valuation) must reach $10 billion. This incredible figure forces Manta to compete directly with giant Layer 2 solutions whose ecosystems are far more mature. Every time the price tries to climb, the selling wall from unlocked tokens is ready to dampen it.
In conclusion, $MANTA still has good infrastructure utility, but the $10 target is a heavy illusion. In the Web3 world, good code doesn’t automatically make token prices fly endlessly.
#EduSeries
GateUser-50baf9d5
2026-05-06 06:55
EduSeries #2: Reality $MANTA ‌Many retail investors still hope $MANTA to fly to $10 without ever considering tokenomics indicators. Let’s analyze the underlying reality mathematically so you don’t keep becoming exit liquidity. Technologically, Manta Network (Manta Pacific) is actually solid. They are an Ethereum Layer 2 that uses Celestia for Data Availability (DA), making gas fees in its ecosystem very cheap. However, the critical problem isn’t in the technology, but in its economic structure. Manta was launched with a classic VC release strategy: Low Float, High FDV. This means the circulating supply at launch was very small, while billions of tokens are still locked for the team, advisors, and early investors. Periodically, these vested tokens are unlocked and enter circulation, creating constant selling pressure. The simple calculation: With a total supply of 1 billion tokens, if MANTA hits a price of $10, then the FDV (Fully Diluted Valuation) must reach $10 billion. This incredible figure forces Manta to compete directly with giant Layer 2 solutions whose ecosystems are far more mature. Every time the price tries to climb, the selling wall from unlocked tokens is ready to dampen it. In conclusion, $MANTA still has good infrastructure utility, but the $10 target is a heavy illusion. In the Web3 world, good code doesn’t automatically make token prices fly endlessly. #EduSeries
MANTA
+1.68%
ETH
-0.38%
TIA
+2.25%
【$WIF Signal】Bearish funding rate is extremely negative; pull back to go long for a sniper setup  
RSI 1H 73, 4H 86; funding rate -0.62%, short positions’ costs have surged. Buying depth ratio is 1.60%, and selling pressure is absorbed quickly. The 4H MACD histogram continues to expand, but the price has deviated too far from the EMA20.  
🎯 Direction: Long (place a pullback order)  
⚡ Entry/Order: 0.1987  
🛑 Stop loss: 0.1908  
🚀 Target 1: 0.2349  
🚀 Target 2: 0.2358  
🛡️ Trade management:  
- Execution strategy: After the order is filled, if the price reaches 0.2349, reduce position size by 50% and move the stop loss to break-even. If it is not filled, the order becomes invalid.  
Depth logic: 0.1987 corresponds to the convergence zone of the 4H EMA50 and the middle Bollinger band, providing technical support. If the current negative funding rate persists, the pressure from short covering will push the price back up. The risk-reward ratio is about 4.6, making it worth waiting in ambush.  
Check real-time market 👇 $WIF
---  
Follow me: Get more real-time crypto market analysis and insights! $BTC $ETH $SOL   
‍#Gate广场五月交易分享  #比特币站稳8万关口  #加密市场回升
EleventhQuantification
2026-05-06 06:54
【$WIF Signal】Bearish funding rate is extremely negative; pull back to go long for a sniper setup RSI 1H 73, 4H 86; funding rate -0.62%, short positions’ costs have surged. Buying depth ratio is 1.60%, and selling pressure is absorbed quickly. The 4H MACD histogram continues to expand, but the price has deviated too far from the EMA20. 🎯 Direction: Long (place a pullback order) ⚡ Entry/Order: 0.1987 🛑 Stop loss: 0.1908 🚀 Target 1: 0.2349 🚀 Target 2: 0.2358 🛡️ Trade management: - Execution strategy: After the order is filled, if the price reaches 0.2349, reduce position size by 50% and move the stop loss to break-even. If it is not filled, the order becomes invalid. Depth logic: 0.1987 corresponds to the convergence zone of the 4H EMA50 and the middle Bollinger band, providing technical support. If the current negative funding rate persists, the pressure from short covering will push the price back up. The risk-reward ratio is about 4.6, making it worth waiting in ambush. Check real-time market 👇 $WIF --- Follow me: Get more real-time crypto market analysis and insights! $BTC $ETH $SOL ‍#Gate广场五月交易分享 #比特币站稳8万关口 #加密市场回升
WIF
+24.14%
BTC
+0.67%
ETH
-0.38%
SOL
+3.11%
22 billion USD poured into hardcore applications: a16z flips the script against the trend—could the crypto world be about to change?
In this winter when fundraising is harder than reaching the sky, a16z suddenly rolled out its fifth crypto fund of 2.2 billion USD. This big pile of money isn’t intended to go after empty, flashy speculation in the air—it directly targets real applications that you can see and touch, such as stablecoins, asset tokenization, and on-chain finance. This added push isn’t just a symbolic boost to the market—it injects confidence into it.
It also more clearly signals that the direction of Web3 has fundamentally changed: capital no longer buys into pure storytelling—they want hard infrastructure that can solve real problems!
Even more interesting changes are happening in personnel arrangements. CTO Eddy Lazzarin has been promoted to general partner, which means a16z’s investment logic is shifting from marketing-driven to technical hard-core. This shift instantly makes projects like EigenCloud—sitting right at the intersection of Restaking and AI—turn into hot tickets. When top-tier venture capital firms start handing the purse strings to people who actually build technology, the infrastructure that aims to use AI to improve blockchain efficiency and move assets on-chain will finally enter a true breakout period.
With the big players leading the charge, the market’s mood still has a bit of cautious optimism. On the one hand, people believe this money can push the narrative of combining AI and crypto to new heights, reviving sectors that have been stuck with liquidity drying up; but on the other hand, everyone is watching the macro environment. After all, the market at the beginning of 2026 isn’t exactly warm. If the overall market’s total value continues shrinking, then pumping in blood from just one giant may not be enough to save all projects—because the truth that one tree can’t support a forest is something everyone understands.
Even though a16z is flush with cash, they cast a wide net. That means not every portfolio company can receive enough resources to dramatically change its fate. Especially for projects like EigenCloud that are deeply tied to the Ethereum ecosystem: if Ethereum itself performs weakly, these AI infrastructure projects built on top of it are likely to run into a ceiling. The key game right now is this: before the market turns around, can this 2.2 billion USD truly “nurture” these hardcore tracks into building real moats?
a16z’s move is basically telling everyone: don’t go chasing the fake stuff—the future depends on hands-on technology and real applications. Right now, they’re putting their money on the two big legs of infrastructure and AI. If you’re a long-term investor, this is a signal that big money is still flowing in; but if you’re hoping to get rich instantly just because this news broke, then you should stay calm. After all, when big capital enters, it still needs time to lay out the plan. We have to see whether this money can ultimately smash out a few truly useful products, instead of producing a bunch of code nobody uses.
#加密市场回升 #A16Z  ‌
阿酒
2026-05-06 06:53
22 billion USD poured into hardcore applications: a16z flips the script against the trend—could the crypto world be about to change? In this winter when fundraising is harder than reaching the sky, a16z suddenly rolled out its fifth crypto fund of 2.2 billion USD. This big pile of money isn’t intended to go after empty, flashy speculation in the air—it directly targets real applications that you can see and touch, such as stablecoins, asset tokenization, and on-chain finance. This added push isn’t just a symbolic boost to the market—it injects confidence into it. It also more clearly signals that the direction of Web3 has fundamentally changed: capital no longer buys into pure storytelling—they want hard infrastructure that can solve real problems! Even more interesting changes are happening in personnel arrangements. CTO Eddy Lazzarin has been promoted to general partner, which means a16z’s investment logic is shifting from marketing-driven to technical hard-core. This shift instantly makes projects like EigenCloud—sitting right at the intersection of Restaking and AI—turn into hot tickets. When top-tier venture capital firms start handing the purse strings to people who actually build technology, the infrastructure that aims to use AI to improve blockchain efficiency and move assets on-chain will finally enter a true breakout period. With the big players leading the charge, the market’s mood still has a bit of cautious optimism. On the one hand, people believe this money can push the narrative of combining AI and crypto to new heights, reviving sectors that have been stuck with liquidity drying up; but on the other hand, everyone is watching the macro environment. After all, the market at the beginning of 2026 isn’t exactly warm. If the overall market’s total value continues shrinking, then pumping in blood from just one giant may not be enough to save all projects—because the truth that one tree can’t support a forest is something everyone understands. Even though a16z is flush with cash, they cast a wide net. That means not every portfolio company can receive enough resources to dramatically change its fate. Especially for projects like EigenCloud that are deeply tied to the Ethereum ecosystem: if Ethereum itself performs weakly, these AI infrastructure projects built on top of it are likely to run into a ceiling. The key game right now is this: before the market turns around, can this 2.2 billion USD truly “nurture” these hardcore tracks into building real moats? a16z’s move is basically telling everyone: don’t go chasing the fake stuff—the future depends on hands-on technology and real applications. Right now, they’re putting their money on the two big legs of infrastructure and AI. If you’re a long-term investor, this is a signal that big money is still flowing in; but if you’re hoping to get rich instantly just because this news broke, then you should stay calm. After all, when big capital enters, it still needs time to lay out the plan. We have to see whether this money can ultimately smash out a few truly useful products, instead of producing a bunch of code nobody uses. #加密市场回升 #A16Z ‌
BTC
+0.67%
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Onde é o local mais seguro para comprar Ethereum (ETH)?
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