Comprar Bitcoin(BTC)

Comprar Bitcoin facilmente com nosso guia passo a passo.
Preço estimado
1 BTC ≈ 0,00 USD
Bitcoin
BTC
Bitcoin
$76.941,2
+1,32%
Escaneie o código QR e baixe o app da Gate

Como comprar Bitcoin(BTC) com USD?

Insira o Valor
Selecione o par de negociação BTC/USD e insira o valor da compra.
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
$76.941,2
+1,32%
Mercados
Popularidade
Capitalização de Mercado
#1
$1,54T
Volume
Oferta em circulação
$441,24M
20,08M

A partir de agora, o preço de Bitcoin (BTC) está cotado em $76.941,2 por moeda. A oferta circulante é de aproximadamente 20.085.728 BTC, resultando em uma capitalização de mercado total de $20,08M, Classificação atual de capitalização de mercado: 1.

Nas últimas 24 horas, o volume de negociação em Bitcoin atingiu $441,24M, representando um +1.32% em comparação com o dia anterior. Na semana passada, Bitcoin cotou em -0.82%, 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
Consistentemente um dos 10 melhores CEXs desde 2013
100% de comprovação de reservas desde maio de 2020
Negociação eficiente com saque e depósito instantâneos

Outras criptomoedas disponíveis na Gate

Saiba mais sobre Bitcoin(BTC)

In-depth Explanation of Yala: Building a Modular DeFi Yield Aggregator with $YU Stablecoin as a Medium
Beginner
BTC and Projects in The BRC-20 Ecosystem
Beginner
What Is a Cold Wallet?
Beginner
Mais artigos sobre BTC
The Truth Behind the Funds in the Liquidation Map: What Does a $4.79 Billion Short Position Above BTC Mean?
CoinGlass’s liquidation map shows that short liquidations in the BTC $75,982–$83,575 range face $4.79 billion in pressure—about 2.5 times the long position size below it. A short-squeeze setup is starting to form.
Fed hawkish rate hikes, plus the CLARITY Act getting blocked—why can BTC hold the $75,000 support level?
The Fed raised rates by 25 basis points, and the CLARITY Act hit a setback. BTC first slid to around $75,050, then rebounded to above $76,305. Over the past 24 hours, it rose 0.55%. Total liquidations across the market reached $346 million.
What does advancing the ARMA bill mean? Why is the U.S. pushing for BTC strategic reserve legislation?
U.S. House Financial Services Committee advances the ARMA bill, which would place about 328,000 BTC into a 20-year strategic reserve and require mandatory quarterly audits. This article breaks down the legislative logic, how the provisions are designed, and the global impact.
Mais BTC Blog
XZXX: A Comprehensive Guide to the BRC-20 Meme Token in 2025
XZXX emerges as the leading BRC-20 meme token of 2025, leveraging Bitcoin Ordinals for unique functionalities that integrate meme culture with tech innovation. The article explores the token's explosive growth, driven by a thriving community and strategic market support from exchanges like Gate, while offering beginners a guided approach to purchasing and securing XZXX. Readers will gain insights into the token's success factors, technical advancements, and investment strategies within the expanding XZXX ecosystem, highlighting its potential to reshape the BRC-20 landscape and digital asset investment.
5 ways to get Bitcoin for free in 2025: Newbie Guide
In 2025, getting Bitcoin for free has become a hot topic. From microtasks to gamified mining, to Bitcoin reward credit cards, there are numerous ways to obtain free Bitcoin. This article will reveal how to easily earn Bitcoin in 2025, explore the best Bitcoin faucets, and share Bitcoin mining techniques that require no investment. Whether you are a newbie or an experienced user, you can find a suitable way to get rich with cryptocurrency here.
Top Crypto ETFs to Watch in 2025: Navigating the Digital Asset Boom
Cryptocurrency Exchange-Traded Funds (ETFs) have become a cornerstone for investors seeking exposure to digital assets without the complexities of direct ownership. Following the landmark approval of spot Bitcoin and Ethereum ETFs in 2024, the crypto ETF market has exploded, with $65 billion in inflows and Bitcoin surpassing $100,000. As 2025 unfolds, new ETFs, regulatory developments, and institutional adoption are set to drive further growth. This article highlights the top crypto ETFs to watch in 2025, based on assets under management (AUM), performance, and innovation, while offering insights into their strategies and risks.
Mais BTC Wiki

Últimas notícias sobre Bitcoin(BTC)

17/09/2026 17:57Gate News
摩根大通称,若对冲需求减弱,比特币 ETF 可能获得比黄金更多的支持。
17/09/2026 16:52Gate News
彭博分析师称,比特币 ETF 比黄金 ETF 更受年轻投资者青睐
17/09/2026 16:00Gate News
里克·埃德尔曼预测,比特币到 2030 年可能达到 50 万美元,并将其与 1999 年的亚马逊相比较。
17/09/2026 15:58Gate News
BTC 15分钟微涨0.39%:美联储加息与美伊冲突共振压制上行空间
17/09/2026 15:42Gate News
Copper 与 Two Prime 合作,通过 Axiom WBTC 机枪池提供机构级比特币借贷服务
Mais notícias sobre BTC
$BTC $ETH $ZEC Market Analysis: The Rate Hike Is in Place and Remarks Were Hawkish—Why Did the Market Rebound Instead?
 
Many people may be puzzled: The Federal Reserve completed this rate hike, and Warsh’s remarks also signaled further tightening, yet the market did not experience a deep decline and instead staged a rebound. The key is that the market trades expectations rather than the news itself; this rate hike had already been fully priced in and absorbed by the market.
 
On the one-hour chart, after the price dipped to the key 74900 level, the rebound structure was established. Both the extent and strength of the pullback were very limited, providing a technical basis for trading a short-term rebound.
 
Although the possibility of another rate hike this year remains, creating medium- to long-term pressure on the market, the next policy adjustment is expected in the fourth quarter, so there is no material short-term risk of it being implemented. Large amounts of capital had built swing short positions in advance, making short positions relatively crowded and increasing the likelihood of a short-squeeze rally. During the day, the price returned to the 76800‑76900 trading range; after briefly breaking below it in the evening, it quickly recovered, confirming the effectiveness of support within the range. The market is digesting the profit-taking selling pressure from the previous decline, while rebound momentum is gradually building.
 
Taking both technical and capital-flow factors into consideration, the short term should prioritize trading the rebound opportunity after a pullback. Be sure to set stop-losses, and focus on the 77300‑77800 resistance zone above.
GalaxyMarketAnalysis
17/09/2026 19:35
$BTC $ETH $ZEC Market Analysis: The Rate Hike Is in Place and Remarks Were Hawkish—Why Did the Market Rebound Instead? Many people may be puzzled: The Federal Reserve completed this rate hike, and Warsh’s remarks also signaled further tightening, yet the market did not experience a deep decline and instead staged a rebound. The key is that the market trades expectations rather than the news itself; this rate hike had already been fully priced in and absorbed by the market. On the one-hour chart, after the price dipped to the key 74900 level, the rebound structure was established. Both the extent and strength of the pullback were very limited, providing a technical basis for trading a short-term rebound. Although the possibility of another rate hike this year remains, creating medium- to long-term pressure on the market, the next policy adjustment is expected in the fourth quarter, so there is no material short-term risk of it being implemented. Large amounts of capital had built swing short positions in advance, making short positions relatively crowded and increasing the likelihood of a short-squeeze rally. During the day, the price returned to the 76800‑76900 trading range; after briefly breaking below it in the evening, it quickly recovered, confirming the effectiveness of support within the range. The market is digesting the profit-taking selling pressure from the previous decline, while rebound momentum is gradually building. Taking both technical and capital-flow factors into consideration, the short term should prioritize trading the rebound opportunity after a pullback. Be sure to set stop-losses, and focus on the 77300‑77800 resistance zone above.
BTC
+0,58%
ETH
+1,55%
ZEC
+14,89%
September 18 Bitcoin Early-Morning Outlook
The rate hike took effect early yesterday, but Bitcoin didn’t crash; instead, it held steady between 76000 and 77000. Compared with gold and U.S. stocks, Bitcoin’s performance this time was quite “tough.”
The broader trend remains intact; the pressure from pullbacks on lower time frames is significant. Today’s most likely scenario is: first pull back to 76000-76400 to confirm support, then see whether it can rebound above 77000.
In terms of execution:
Entry: Buy the dip on a pullback to 76000-76400
Defense: 75500
Target: 77000-77500#美联储三年来首次加息25个基点 $BTC
AhHao'sCryptoSanctuary
17/09/2026 18:29
September 18 Bitcoin Early-Morning Outlook The rate hike took effect early yesterday, but Bitcoin didn’t crash; instead, it held steady between 76000 and 77000. Compared with gold and U.S. stocks, Bitcoin’s performance this time was quite “tough.” The broader trend remains intact; the pressure from pullbacks on lower time frames is significant. Today’s most likely scenario is: first pull back to 76000-76400 to confirm support, then see whether it can rebound above 77000. In terms of execution: Entry: Buy the dip on a pullback to 76000-76400 Defense: 75500 Target: 77000-77500#美联储三年来首次加息25个基点 $BTC
BTC
+0,55%
#FedHikes25bpsForFirstTimeIn3Years 
The Fed has already made its move. Now the market has to prove what comes next.
Yesterday's 25 bp hike was important, but I think the next phase of this market will be much more interesting than the decision itself. The Federal Reserve pushed the target range to 3.75%–4.00%, and the September projections put the median 2026 policy rate around 4.1%. In other words, the Fed has left the door open for another increase, but the next move will depend heavily on the economic data that comes in between meetings.
This changes the way I want to trade the market from here.
I don't want to chase the first reaction to the FOMC. I want to watch whether the market can absorb higher rates without losing its underlying momentum. That difference is important. A hawkish Fed can create an initial risk-off move, but if BTC, ETH and other risk assets refuse to break lower after the shock is absorbed, that tells us something about underlying demand.
For Bitcoin, the next battle is going to be between macro pressure and market positioning. Higher rates normally make liquidity more expensive, while a stronger dollar can create another headwind for risk assets. But Bitcoin has already become a much deeper global market, so the Fed headline alone is not enough to determine the next major move. I will be watching whether BTC can reclaim resistance with real volume and hold above it rather than simply printing a short-lived spike.
If buyers continue absorbing selling pressure, the market could start treating the Fed's hawkish message as already priced in. If BTC instead keeps making lower highs and loses important support with increasing volume, then the higher-for-longer narrative becomes much more relevant.
Ethereum is where I want to see confirmation.
ETH has its own fundamentals, but in the short term it still needs a supportive liquidity environment. A strong ETH move would mean more to me if it comes with improving volume and relative strength against BTC rather than simply following a temporary market bounce. I would rather wait for confirmation than predict a move from the Fed headline.
Then there is gold, and this is where the current market is becoming particularly interesting.
Gold initially faced pressure from the rate hike and hawkish projections, but Thursday's price action showed the other side of the story. Reuters reported spot gold above $4,360 after a more than 2% recovery, helped by a weaker dollar, lower oil prices and falling Treasury yields.
That tells me gold traders are not looking at interest rates in isolation.
If Treasury yields rise and the dollar strengthens, gold can face pressure.
But if yields retreat, the dollar weakens or investors start focusing more heavily on fiscal, geopolitical and inflation risks, gold can regain momentum even with policy rates remaining high.
So for XAUUSD, I am watching the relationship between gold, the dollar and Treasury yields as much as the Fed headline itself.
The same principle applies to oil.
Energy prices can influence inflation expectations, and inflation influences the Fed's policy path. Reuters reported Brent around $104.8 on Thursday after additional Saudi supply helped ease some supply-disruption concerns. If energy prices continue falling, that could eventually provide some relief to inflation expectations. If they move sharply higher again, the Fed's job becomes more complicated.
And that is why I think the next few weeks could be more important than the September decision.
The market now has to process fresh inflation data, employment data, Treasury yields, the dollar and incoming Fed communication. The September projections are not a guaranteed schedule. They are policymakers' current assessments based on information available at the meeting, and those assessments can change.
So I am not treating the “one more hike” message as a certainty.
I am treating it as the current baseline risk.
That distinction matters for trading.
If inflation remains sticky and economic growth stays resilient, another hike becomes easier for the market to price.
If inflation cools faster than expected or economic activity weakens materially, the current rate path can change.
That is where the real opportunity for traders comes from: not guessing what the Fed will do months from now, but reacting intelligently when the data changes the probability of each scenario.
For me, the setup from here is simple.
BTC: watch whether buyers can reclaim resistance and sustain momentum.
ETH: watch relative strength, volume and whether buyers defend key support.
Gold: watch yields and the dollar before assuming the Fed hike automatically means downside.
Oil: watch whether falling energy prices continue helping the inflation picture.
And above everything else, watch the 10-year and 2-year Treasury yields. The bond market is going to keep telling us how investors are interpreting the Fed's message.
The interesting part is that the market does not need the Fed to become dovish immediately for risk assets to recover.
It only needs investors to believe the most hawkish part of the message is already priced in.
That is the battle I am watching now.
The Fed has delivered the hike.
The dot plot has delivered the warning.
Now price action has to tell us whether traders believe that warning is powerful enough to create another major risk-off move — or whether the market has already absorbed it.
I’m staying focused on confirmation rather than chasing headlines. The next major move will likely come from the gap between what the Fed says today and what the economic data forces it to say tomorrow.
$BTC  ‌ $ETH  ‌ $XAUT  ‌
MrFlower_XingChen
17/09/2026 18:15
#FedHikes25bpsForFirstTimeIn3Years The Fed has already made its move. Now the market has to prove what comes next. Yesterday's 25 bp hike was important, but I think the next phase of this market will be much more interesting than the decision itself. The Federal Reserve pushed the target range to 3.75%–4.00%, and the September projections put the median 2026 policy rate around 4.1%. In other words, the Fed has left the door open for another increase, but the next move will depend heavily on the economic data that comes in between meetings. This changes the way I want to trade the market from here. I don't want to chase the first reaction to the FOMC. I want to watch whether the market can absorb higher rates without losing its underlying momentum. That difference is important. A hawkish Fed can create an initial risk-off move, but if BTC, ETH and other risk assets refuse to break lower after the shock is absorbed, that tells us something about underlying demand. For Bitcoin, the next battle is going to be between macro pressure and market positioning. Higher rates normally make liquidity more expensive, while a stronger dollar can create another headwind for risk assets. But Bitcoin has already become a much deeper global market, so the Fed headline alone is not enough to determine the next major move. I will be watching whether BTC can reclaim resistance with real volume and hold above it rather than simply printing a short-lived spike. If buyers continue absorbing selling pressure, the market could start treating the Fed's hawkish message as already priced in. If BTC instead keeps making lower highs and loses important support with increasing volume, then the higher-for-longer narrative becomes much more relevant. Ethereum is where I want to see confirmation. ETH has its own fundamentals, but in the short term it still needs a supportive liquidity environment. A strong ETH move would mean more to me if it comes with improving volume and relative strength against BTC rather than simply following a temporary market bounce. I would rather wait for confirmation than predict a move from the Fed headline. Then there is gold, and this is where the current market is becoming particularly interesting. Gold initially faced pressure from the rate hike and hawkish projections, but Thursday's price action showed the other side of the story. Reuters reported spot gold above $4,360 after a more than 2% recovery, helped by a weaker dollar, lower oil prices and falling Treasury yields. That tells me gold traders are not looking at interest rates in isolation. If Treasury yields rise and the dollar strengthens, gold can face pressure. But if yields retreat, the dollar weakens or investors start focusing more heavily on fiscal, geopolitical and inflation risks, gold can regain momentum even with policy rates remaining high. So for XAUUSD, I am watching the relationship between gold, the dollar and Treasury yields as much as the Fed headline itself. The same principle applies to oil. Energy prices can influence inflation expectations, and inflation influences the Fed's policy path. Reuters reported Brent around $104.8 on Thursday after additional Saudi supply helped ease some supply-disruption concerns. If energy prices continue falling, that could eventually provide some relief to inflation expectations. If they move sharply higher again, the Fed's job becomes more complicated. And that is why I think the next few weeks could be more important than the September decision. The market now has to process fresh inflation data, employment data, Treasury yields, the dollar and incoming Fed communication. The September projections are not a guaranteed schedule. They are policymakers' current assessments based on information available at the meeting, and those assessments can change. So I am not treating the “one more hike” message as a certainty. I am treating it as the current baseline risk. That distinction matters for trading. If inflation remains sticky and economic growth stays resilient, another hike becomes easier for the market to price. If inflation cools faster than expected or economic activity weakens materially, the current rate path can change. That is where the real opportunity for traders comes from: not guessing what the Fed will do months from now, but reacting intelligently when the data changes the probability of each scenario. For me, the setup from here is simple. BTC: watch whether buyers can reclaim resistance and sustain momentum. ETH: watch relative strength, volume and whether buyers defend key support. Gold: watch yields and the dollar before assuming the Fed hike automatically means downside. Oil: watch whether falling energy prices continue helping the inflation picture. And above everything else, watch the 10-year and 2-year Treasury yields. The bond market is going to keep telling us how investors are interpreting the Fed's message. The interesting part is that the market does not need the Fed to become dovish immediately for risk assets to recover. It only needs investors to believe the most hawkish part of the message is already priced in. That is the battle I am watching now. The Fed has delivered the hike. The dot plot has delivered the warning. Now price action has to tell us whether traders believe that warning is powerful enough to create another major risk-off move — or whether the market has already absorbed it. I’m staying focused on confirmation rather than chasing headlines. The next major move will likely come from the gap between what the Fed says today and what the economic data forces it to say tomorrow. $BTC ‌ $ETH ‌ $XAUT ‌
BTC
+0,55%
ETH
+1,56%
XAUT
+1,72%
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.
Onde é o lugar mais seguro para comprar Bitcoin (BTC)?
x
Como posso comprar Bitcoin (BTC) com segurança na Gate.com?
x
Como comprar Bitcoin (BTC) para iniciantes?
x
Posso comprar Bitcoin (BTC) por US$ 100?
x
O Bitcoin (BTC) é 100% seguro?
x