Comprar Bitcoin(BTC)

Comprar Bitcoin facilmente com nosso guia passo a passo.
Preço estimado
1 BTC ≈ 0,00 USD
Bitcoin
BTC
Bitcoin
$76.961,8
+0,02%
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Como comprar Bitcoin(BTC) com USD?

Insira o Valor
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Confirmar ordem
Analise os detalhes da transação, incluindo o preço BTC/USD, as taxas e outras observações. Depois de confirmado, envie o a ordem.
Receba Bitcoin(BTC)
Após o pagamento bem-sucedido, o BTC adquirido será automaticamente creditado em sua carteira Gate.com.

Como comprar Bitcoin(BTC) com cartão de crédito ou débito?

  • 1
    Crie sua conta Gate.com e verifique a identidadePara comprar BTC com segurança, comece se inscrevendo em uma conta Gate.com e concluindo a verificação de identidade KYC para proteger suas transações.
  • 2
    Escolha BTC e o método de pagamentoVá para a seção “Comprar Bitcoin(BTC)”, selecione a BTC, insira o valor que deseja comprar e escolha cartão de débito como opção de pagamento. Em seguida, preencha os detalhes do seu cartão.
  • 3
    Receba BTC instantaneamente em sua carteiraDepois de confirmar a ordem, as BTC que você comprar serão creditadas instantaneamente e com segurança em sua carteira Gate.com — prontas para negociação, holding ou transferência.

Por que comprar Bitcoin(BTC)?

O que é Bitcoin? O nascimento do ouro digital descentralizado
O Bitcoin (BTC) foi introduzido em 2008 por Satoshi Nakamoto e lançado oficialmente em 2009 como a primeira criptomoeda descentralizada do mundo. Ele permite pagamentos eletrônicos ponto a ponto sem intermediários, como bancos ou governos. Todas as transações são registradas em um blockchain público, garantindo transparência e segurança.
Como funciona o Bitcoin? Consenso PoW e tecnologia Blockchain
O Bitcoin opera em um mecanismo de consenso de Proof of Work (PoW). Quando Alice quer enviar 1 BTC para Bob, os mineradores competem para resolver problemas matemáticos complexos. O primeiro a resolvê-lo ganha novos bitcoins como recompensa em bloco e registra a transação na blockchain. Esse sistema protege a rede, mas resulta em alto consumo de energia e aumento da dificuldade de mineração.
Oferta de Bitcoin e mecanismo de redução pela metade
A oferta de Bitcoin é estritamente limitada a 21 milhões de moedas, o que o torna absolutamente escasso. A cada quatro anos, um evento de “halving” reduz a recompensa do bloco para os mineradores, retardando a criação de novos bitcoins. Isso reforça as propriedades anti-inflacionárias do Bitcoin e é um dos principais impulsionadores de sua valorização de preço a longo prazo. No final de 2024, mais de 19,7 milhões de bitcoins foram minerados.
Histórico de preços e impacto no mercado
O Bitcoin começou praticamente sem valor, alcançando $20,000 in 2017 and hitting new highs above $60,000 em 2021. Ele passou por uma volatilidade extrema, como o famoso “Bitcoin Pizza Day”, marcando seu primeiro uso comercial. Apesar de ter sido chamada de bolha ou fraude no passado, a crescente adoção convencional e institucional elevou sua capitalização de mercado para além de US$ 1 trilhão.
Razões e riscos para investir em Bitcoin
Hedge de inflação e armazenamento de valor: Oferta fixa e eventos de redução pela metade tornam o Bitcoin um ouro digital e um potencial ativo seguro. Alta liquidez: O BTC é negociado em todas as principais exchanges, permitindo uma fácil alocação de portfólio. Descentralização e Autonomia: Não é controlada por nenhuma entidade; os usuários têm controle total sobre seus ativos. Riscos regulatórios e técnicos: alta volatilidade, regulamentações pouco claras, preocupações ambientais decorrentes da mineração e serviços de pagamento limitados.
Visões céticas e perspectivas alternativas
Apesar de sua natureza revolucionária, a eficiência do Bitcoin como ferramenta de pagamento é baixa e os riscos regulatórios permanecem significativos. Alguns especialistas veem o Bitcoin mais como um ativo especulativo do que como uma reserva estável de valor. Os investidores devem avaliar cuidadosamente sua tolerância ao risco.

Bitcoin(BTC) Preço atual e tendências de mercado

BTC/USD
Bitcoin
$76.961,8
+0,02%
Mercados
Popularidade
Capitalização de Mercado
#1
$1,54T
Volume
Oferta em circulação
$1,42B
20,07M

A partir de agora, o preço de Bitcoin (BTC) está cotado em $76.961,8 por moeda. A oferta circulante é de aproximadamente 20.071.518 BTC, resultando em uma capitalização de mercado total de $20,07M, Classificação atual de capitalização de mercado: 1.

Nas últimas 24 horas, o volume de negociação em Bitcoin atingiu $1,42B, representando um +0.02% em comparação com o dia anterior. Na semana passada, Bitcoin cotou em +22.72%, refletindo a demanda contínua por BTC como ouro digital e uma proteção contra a inflação.

Além disso, o recorde histórico de Bitcoin foi $126.080. A volatilidade do mercado continua significativa, portanto, os investidores devem monitorar de perto as tendências macroeconômicas e os desenvolvimentos regulatórios.

Bitcoin(BTC) Compare com outras criptomoedas

BTC VS
BTC
Preço
Mudança percentual em 24h
Mudança percentual em 7d
Volume de negociação em 24 horas
Capitalização de Mercado
Classificação de mercado
Oferta circulante

O que fazer depois de comprar Bitcoin(BTC)?

Spot
Negocie BTC a qualquer momento usando a ampla variedade de pares de negociação da Gate.com, aproveite as oportunidades de mercado e aumente seus ativos.
Simple Earn
Use seus BTC parados para assinar os produtos financeiros flexíveis ou de prazo fixo da plataforma e ganhar facilmente uma renda extra.
Convert
Troque rapidamente BTC por outras criptomoedas com facilidade.

Benefícios de comprar Bitcoin pela Gate

Com 3.500 criptomoedas para você escolher
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Outras criptomoedas disponíveis na Gate

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Últimas notícias sobre Bitcoin(BTC)

22/08/2026 12:49Gate News
过去 7 天,中心化交易所累计净流出 2,721.19 BTC,其中 Bithumb 位居首位。
22/08/2026 12:29Gate News
8月22日,主要中心化交易所和去中心化交易所的资金费率回归中性
22/08/2026 12:27Gate News
加密货币交易员 MacGiDaDa 的多头持仓达 1.44 亿美元,ETH 未实现收益达到 202 万美元
22/08/2026 12:23Gate News
瑞·达利欧于 8 月 21 日建议配置 10-15% 的黄金和比特币,并发出经济危机警告。
22/08/2026 11:33Lucas Bennett
AI 收入削弱相关性,比特币矿业股与 BTC 走势分化
Mais notícias sobre BTC
$BTC  ran out of money to pump?
TamJam
22/08/2026 13:04
$BTC ran out of money to pump?
BTC
-0,01%
$BTC  IS AT A CRITICAL LEVEL
Bitcoin pushed toward $80K before a sharp pullback toward $77K, liquidating hundreds of millions in leveraged positions.
Now the key levels are:
$80K — Break and hold could open the door to further upside.
$77K — Losing this level could trigger a deeper pullback.
The big question:
Will $BTC finally break $80K, or are we heading lower first?
Bullish or bearish?
#BTC #Bitcoin #Crypto #GateSquare
TYCRYPTO
22/08/2026 12:59
$BTC IS AT A CRITICAL LEVEL Bitcoin pushed toward $80K before a sharp pullback toward $77K, liquidating hundreds of millions in leveraged positions. Now the key levels are: $80K — Break and hold could open the door to further upside. $77K — Losing this level could trigger a deeper pullback. The big question: Will $BTC finally break $80K, or are we heading lower first? Bullish or bearish? #BTC #Bitcoin #Crypto #GateSquare
BTC
-0,01%
ETH at $2,430—are you going to chase the rally?
Look at the surface first: up more than 30% for the week, showing overwhelming strength.
The U.S. Treasury expanded Treasury buybacks to inject liquidity, the Clarity Act is nearing a vote, and ETF net inflows for multiple consecutive days hit a nearly 10-month high. Bullish news has been bombarding the market, sending the K-line straight from 1900 to 2540 with unstoppable momentum. Then what? Range-bound trading at the highs, divergent volume, and frequent upper wicks.
The short-term rally has been too sharp and needs to consolidate.
First: ETFs are buying aggressively, but you may already have missed the move.
Spot ETH ETFs have recorded net inflows for multiple consecutive days, with a daily peak exceeding $200 million. BlackRock’s ETHA is leading, with cumulative inflows in the tens of billions. Institutions are scrambling to accumulate, while retail investors are hesitating.
From 1900 to 2540, a 30% gain—the institutions and whales have already eaten their fill.
You look at 2430, torn inside: “Should I chase? I’m afraid of missing out if I don’t, but afraid of getting trapped if I do.”
Second: $1 billion in shorts have been liquidated—who will be the next fuel?
More than $1 billion in shorts were liquidated across the market this week. ETH surged from 1900 to 2540, leaving the bears bleeding heavily.
But a rally needs fuel.
The shorts have been wiped out, so where will the next wave of incremental capital come from? ETFs are still seeing inflows, but can the pace really stay at $200 million per day? The Treasury’s liquidity injection has already been priced in. The Clarity Act has not officially passed yet—after it passes, will it be “buy the rumor, sell the news,” or will the rally continue?
Third: The fundamentals have not changed, but the price has.
ETH’s fundamentals remain solid: TVL is around $48 billion, more than 35% of the supply is staked, the Glamsterdam upgrade is on the way, and the L2 ecosystem continues to expand.
But when it was at 1900 two weeks ago, the fundamentals were the same.
Now at 2430, the fundamentals are still the same.
At 1900, you dared to call it worthless; at 2430, you are starting to see it as a treasure. The same thing at different prices can completely reverse your mindset.
The bulls and bears face off—make your own call
On one side:
ETF net inflows continue, and institutional allocation is accelerating
Treasury buybacks + the Clarity Act: dual bullish catalysts from macro conditions and regulation
35%+ of the supply staked, with exchange balances continuing to decline
Technical indicators have broken above all moving averages, and the trend has turned bullish
On the other side:
Up more than 30% for the week, with RSI retreating from 88 and overbought territory
Divergent volume and frequent upper wicks; the short term needs consolidation
2540 has rejected price three times, forming the outline of a short-term double top
Thin weekend liquidity means any random piece of news could trigger a 3% drop
Key levels
Resistance above: 2500-2540 (this week’s high) → 2600-2700 (extended target)
Support below: 2400-2380 (intraday low + dynamic EMA support) → 2300-2250 (former resistance turned support) → 2000-2100 (dense EMA zone)
Trading strategy
For short-term traders:
Try a small long position around 2430, stop-loss at 2350, reduce the position at the first target of 2500-2540, and target 2600-2700 next.
Or, for a more conservative approach: add on a pullback to 2400-2380, with 2300-2250 being even better.
Aggressive breakout strategy:
Go long on a volume-backed breakout above 2540, with a stop-loss below 2500, and move in and out quickly. Short on a failed breakout, taking profit at 2430-2400.
Short setup (for experts only):
If price surges above 2550 and shows clear divergence plus a long upper wick, try a small short position, targeting a pullback to 2430-2400, with a stop-loss at 2600.
Risk-control rules:
Keep each trade below 2-3% of your account
Funding rates are slightly positive, so holding positions has a cost—do not stubbornly hold losing trades
Weekend liquidity is thin; avoid holding large positions overnight
If 2300 breaks, prioritize staying on the sidelines—do not stubbornly hold
From 1900 to 2540, a 30% gain, with $1 billion in shorts liquidated.
Now you are at 2430—will you chase or not?
Remember this: The biggest risk in a bull market is not a sharp drop, but missing out. But even more painful than missing out is being fully invested at the top, getting trapped, then selling at a loss during the pullback while watching it make new highs.
If 2400-2380 holds, continue to be bullish and trade from the long side.
If 2540 breaks, add and chase.
If 2300 breaks, get out first and worry about the rest later.
At 2430, do you dare chase the rally? #ETH突破2400美元 #24小时全网爆仓8亿美元 $BTC $ETH $SOL $TSLA $NVDA #BTC breaks through $77000
Mining_sLittleSheep
22/08/2026 12:52
ETH at $2,430—are you going to chase the rally? Look at the surface first: up more than 30% for the week, showing overwhelming strength. The U.S. Treasury expanded Treasury buybacks to inject liquidity, the Clarity Act is nearing a vote, and ETF net inflows for multiple consecutive days hit a nearly 10-month high. Bullish news has been bombarding the market, sending the K-line straight from 1900 to 2540 with unstoppable momentum. Then what? Range-bound trading at the highs, divergent volume, and frequent upper wicks. The short-term rally has been too sharp and needs to consolidate. First: ETFs are buying aggressively, but you may already have missed the move. Spot ETH ETFs have recorded net inflows for multiple consecutive days, with a daily peak exceeding $200 million. BlackRock’s ETHA is leading, with cumulative inflows in the tens of billions. Institutions are scrambling to accumulate, while retail investors are hesitating. From 1900 to 2540, a 30% gain—the institutions and whales have already eaten their fill. You look at 2430, torn inside: “Should I chase? I’m afraid of missing out if I don’t, but afraid of getting trapped if I do.” Second: $1 billion in shorts have been liquidated—who will be the next fuel? More than $1 billion in shorts were liquidated across the market this week. ETH surged from 1900 to 2540, leaving the bears bleeding heavily. But a rally needs fuel. The shorts have been wiped out, so where will the next wave of incremental capital come from? ETFs are still seeing inflows, but can the pace really stay at $200 million per day? The Treasury’s liquidity injection has already been priced in. The Clarity Act has not officially passed yet—after it passes, will it be “buy the rumor, sell the news,” or will the rally continue? Third: The fundamentals have not changed, but the price has. ETH’s fundamentals remain solid: TVL is around $48 billion, more than 35% of the supply is staked, the Glamsterdam upgrade is on the way, and the L2 ecosystem continues to expand. But when it was at 1900 two weeks ago, the fundamentals were the same. Now at 2430, the fundamentals are still the same. At 1900, you dared to call it worthless; at 2430, you are starting to see it as a treasure. The same thing at different prices can completely reverse your mindset. The bulls and bears face off—make your own call On one side: ETF net inflows continue, and institutional allocation is accelerating Treasury buybacks + the Clarity Act: dual bullish catalysts from macro conditions and regulation 35%+ of the supply staked, with exchange balances continuing to decline Technical indicators have broken above all moving averages, and the trend has turned bullish On the other side: Up more than 30% for the week, with RSI retreating from 88 and overbought territory Divergent volume and frequent upper wicks; the short term needs consolidation 2540 has rejected price three times, forming the outline of a short-term double top Thin weekend liquidity means any random piece of news could trigger a 3% drop Key levels Resistance above: 2500-2540 (this week’s high) → 2600-2700 (extended target) Support below: 2400-2380 (intraday low + dynamic EMA support) → 2300-2250 (former resistance turned support) → 2000-2100 (dense EMA zone) Trading strategy For short-term traders: Try a small long position around 2430, stop-loss at 2350, reduce the position at the first target of 2500-2540, and target 2600-2700 next. Or, for a more conservative approach: add on a pullback to 2400-2380, with 2300-2250 being even better. Aggressive breakout strategy: Go long on a volume-backed breakout above 2540, with a stop-loss below 2500, and move in and out quickly. Short on a failed breakout, taking profit at 2430-2400. Short setup (for experts only): If price surges above 2550 and shows clear divergence plus a long upper wick, try a small short position, targeting a pullback to 2430-2400, with a stop-loss at 2600. Risk-control rules: Keep each trade below 2-3% of your account Funding rates are slightly positive, so holding positions has a cost—do not stubbornly hold losing trades Weekend liquidity is thin; avoid holding large positions overnight If 2300 breaks, prioritize staying on the sidelines—do not stubbornly hold From 1900 to 2540, a 30% gain, with $1 billion in shorts liquidated. Now you are at 2430—will you chase or not? Remember this: The biggest risk in a bull market is not a sharp drop, but missing out. But even more painful than missing out is being fully invested at the top, getting trapped, then selling at a loss during the pullback while watching it make new highs. If 2400-2380 holds, continue to be bullish and trade from the long side. If 2540 breaks, add and chase. If 2300 breaks, get out first and worry about the rest later. At 2430, do you dare chase the rally? #ETH突破2400美元 #24小时全网爆仓8亿美元 $BTC $ETH $SOL $TSLA $NVDA #BTC breaks through $77000
Mais postagens sobre BTC

Perguntas frequentes sobre a compra de Bitcoin(BTC)

As respostas das perguntas frequentes são geradas por IA e são fornecidas apenas para referência. Avalie o conteúdo cuidadosamente.
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