Acheter Bitcoin(BTC)

Acheter Bitcoin facilement grâce à notre guide étape par étape.
Prix estimé
1 BTC0,00 USD
Bitcoin
BTC
Bitcoin
$66 730
-0.23%
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Comment acheter Bitcoin(BTC) avec USD ?

Entrez le montant
Sélectionnez la paire de trading BTC/USD et saisissez le montant d’achat.
Confirmer l'ordre
Vérifiez les détails de la transaction, y compris le prix BTC/USD, les frais et autres informations. Une fois confirmé, soumettez l’ordre.
Recevoir Bitcoin(BTC)
Après un paiement réussi, le BTC acheté sera automatiquement crédité sur votre portefeuille Gate.com.

Comment acheter Bitcoin(BTC) avec une carte de crédit ou une carte de débit ?

  • 1
    Créez votre compte Gate.com et vérifiez votre identitéPour acheter BTC en toute sécurité, commencez par créer un compte Gate.com et terminez la vérification d’identité KYC afin de protéger vos transactions.
  • 2
    Choisissez BTC et le mode de paiementAllez dans la section « Acheter Bitcoin(BTC) », sélectionnez BTC, saisissez le montant que vous souhaitez acheter, puis choisissez la carte de débit comme option de paiement. Ensuite, renseignez les informations de votre carte.
  • 3
    Recevez BTC instantanément dans votre portefeuilleUne fois que vous avez confirmé l’ordre, le BTC acheté sera immédiatement et en toute sécurité crédité sur votre portefeuille Gate.com — prêt à être tradé, conservé ou transféré.

Pourquoi acheter Bitcoin(BTC) ?

Qu'est-ce que le Bitcoin ? La naissance de l'or numérique décentralisé
Le Bitcoin (BTC) a été introduit en 2008 par Satoshi Nakamoto et officiellement lancé en 2009 comme la première cryptomonnaie décentralisée au monde. Il permet des paiements électroniques de pair à pair, sans l’intervention d’intermédiaires comme les banques ou les gouvernements. Toutes les transactions sont enregistrées sur une blockchain publique, garantissant transparence et sécurité.
Comment fonctionne le Bitcoin ? Consensus PoW et technologie blockchain
Le Bitcoin fonctionne selon un mécanisme de consensus appelé preuve de travail (Proof of Work – PoW). Lorsqu’Alice souhaite envoyer 1 BTC à Bob, les mineurs entrent en compétition pour résoudre des problèmes mathématiques complexes. Le premier à y parvenir reçoit une récompense en bitcoins (block reward) et enregistre la transaction sur la blockchain. Ce système sécurise le réseau, mais entraîne une consommation d’énergie élevée et une difficulté de minage croissante.
L’offre de Bitcoin et le mécanisme de halving
L’offre de Bitcoin est strictement limitée à 21 millions d’unités, ce qui en fait un actif à la rareté absolue. Tous les quatre ans, un événement appelé “halving” réduit de moitié la récompense versée aux mineurs, ralentissant ainsi l’émission de nouveaux bitcoins. Ce mécanisme renforce les propriétés anti-inflationnistes de Bitcoin et constitue l’un des principaux moteurs de son appréciation à long terme. Fin 2024, plus de 19,7 millions de bitcoins ont déjà été minés.
Historique des prix et impact sur le marché
Le Bitcoin a commencé avec une valeur quasi nulle, atteignant environ $20,000 in 2017 and hitting new highs above $60 000 en 2021. Il a connu une volatilité extrême — comme en témoigne le célèbre “Bitcoin Pizza Day”, marquant sa première utilisation commerciale. Bien qu’il ait été qualifié de bulle ou d’arnaque dans le passé, l’adoption croissante par le grand public et les institutions a propulsé sa capitalisation au-delà de 1 000 milliards de dollars.
Raisons d’investir dans le Bitcoin et risques associés
Couverture contre l’inflation et réserve de valeur : L’offre fixe et les événements de halving font du Bitcoin un or numérique et un actif refuge potentiel. Forte liquidité : Le BTC est négocié sur toutes les principales plateformes, permettant une allocation facile du portefeuille. Décentralisation et autonomie : Non contrôlé par une entité centrale ; les utilisateurs gardent un contrôle total sur leurs actifs. Risques techniques et réglementaires : Forte volatilité, réglementation incertaine, préoccupations environnementales liées au minage, et utilité limitée pour les paiements.
Points de vue sceptiques et perspectives alternatives
Malgré son caractère révolutionnaire, le Bitcoin reste peu efficace en tant qu’outil de paiement, et les risques réglementaires demeurent importants. Certains experts considèrent le Bitcoin davantage comme un actif spéculatif que comme une réserve de valeur stable. Les investisseurs doivent évaluer attentivement leur tolérance au risque.

Bitcoin(BTC) Prix du jour & tendances du marché

BTC/USD
Bitcoin
$66 730
-0.23%
Marchés
Popularité
Capitalisation boursière
#1
$1,33T
Volume
Offre en circulation
$225,79M
20,01M

À l’heure actuelle, Bitcoin (BTC) est au prix de $66 730 par actif. L’offre en circulation est d’environ 20 011 590 BTC, ce qui correspond à une capitalisation boursière totale de $20,01M. Classement actuel par capitalisation : 1.

Au cours des dernières 24 heures, le volume d’échange de Bitcoin a atteint $225,79M, soit une -0.23% par rapport à la veille. Sur la dernière semaine, le prix de Bitcoin -0.04%, reflétant la demande soutenue pour BTC en tant qu’or numérique et couverture contre l’inflation.

De plus, le record historique de Bitcoin a été de $126 080. La volatilité du marché reste importante, et les investisseurs doivent suivre de près les tendances macroéconomiques ainsi que les évolutions réglementaires.

Bitcoin(BTC) Comparer avec une autre cryptomonnaie

BTC VS
BTC
Prix
Pourcentage de variation sur 24 heures
Pourcentage de variation sur 7 jours
Volume de trading 24h
Capitalisation boursière
Rang du marché
Offre en circulation

Que faire après avoir acheté Bitcoin(BTC) ?

Spot
Tradez BTC à tout moment grâce à la large gamme de paires de trading de Gate.com, saisissez les opportunités du marché et faites croître vos actifs.
Simple Earn
Utilisez vos BTC inactifs pour souscrire aux produits financiers flexibles ou à terme fixe de la plateforme et gagnez facilement un revenu supplémentaire.
Convertir
Échangez rapidement vos BTC contre d’autres cryptomonnaies en toute simplicité.

Avantages de l'achat de Bitcoin par l'intermédiaire de Gate

Avec 3 500 cryptomonnaies parmi lesquelles vous pouvez choisir
Classé parmi les 10 principaux CEX depuis 2013
Preuve de réserves à 100 % depuis mai 2020
Trading efficace avec dépôt et retrait instantanés

Autres cryptomonnaies disponibles sur Gate

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Riot vend 3 778 BTC au premier trimestre : la fin de l’ère du HODLing chez les mineurs ?
Riot Platforms a vendu 3 778 Bitcoin au premier trimestre 2026, encaissant 289,5 millions de dollars. La vague de ventes collectives par les sociétés de minage, ainsi que l’effondrement de l’accumulation de Bitcoin par les entreprises, modifient les dynamiques du secteur. Cet article analyse la situation selon trois axes : données, récit et perspectives.
les avoirs en BTC affichent leur plus grande divergence depuis dix ans alors que la part des baleines sur les plateformes d’échange dépasse 60 %
Bitcoin passe d’une prédominance des investisseurs particuliers à une domination institutionnelle : Strategy acquiert plus de 88 000 BTC au premier trimestre, le ratio des baleines sur les plateformes d’échange dépasse 60 % pour atteindre un sommet décennal, la part des détenteurs à court terme chute à 3,98 %.
Metaplanet acquiert 5 075 bitcoins supplémentaires et devient le troisième plus grand détenteur public au monde
Metaplanet a ajouté 5 075 bitcoins à ses avoirs au premier trimestre, portant son total à 40 177 BTC. Cela en fait le troisième plus grand détenteur de bitcoins parmi les entreprises cotées en bourse au niveau mondial. Cet article analyse la structure de ses avoirs, les données de coût ainsi que les débats sur le marché concernant sa stratégie.
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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.
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Les dernières nouvelles sur Bitcoin(BTC)

2026-04-05 05:36Crypto News Land
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分析师:比特币ETF“规模将会比黄金ETF更大”
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比特币的13万亿美元安全竞赛:旨在让全球最大区块链具备抗量子能力的关键举措
2026-04-05 03:56Tap Chi Bitcoin
迈克尔·塞勒称 BIP-110 是比特币最大的自我造成风险
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日本推进加密监管大幅改革,使数字资产与传统金融市场框架保持一致
Plus d'actualités BTC
Is the Bitcoin free faucet coming back? Is this a benefit or a new wave of "traffic harvesting"?
If your first reaction to hearing "free BTC" is happiness, then the market may already be watching you.
This rumor is driven by Jack Dorsey, and the so-called "Bitcoin faucet" restart seems nostalgic but is actually meaningful.
① What signals are being sent?  
In the early days, BTC was spread through faucets. Now, bringing this up again essentially means:  
👉Reactivating the user growth narrative  
When the industry starts "issuing tokens to attract new users," it indicates that:  
👉Traffic is more important than price  
② Why is the market sensitive?  
Because at this stage:  
* BTC is volatile  
* New user growth is slowing  
* Funds are more cautious  
Faucets = low-cost customer acquisition tool #Gate广场四月发帖挑战   
③ Potential market impact:  
Short-term: positive sentiment (narrative boost)  
Long-term: depends on whether it attracts real users  
In one sentence:  
👉If it's just for freebie hunters, it's just noise  
💬Interaction:  
Would you register on a new platform just for free BTC?#
CoinRelyOnUniversal
2026-04-05 06:30
Is the Bitcoin free faucet coming back? Is this a benefit or a new wave of "traffic harvesting"? If your first reaction to hearing "free BTC" is happiness, then the market may already be watching you. This rumor is driven by Jack Dorsey, and the so-called "Bitcoin faucet" restart seems nostalgic but is actually meaningful. ① What signals are being sent? In the early days, BTC was spread through faucets. Now, bringing this up again essentially means: 👉Reactivating the user growth narrative When the industry starts "issuing tokens to attract new users," it indicates that: 👉Traffic is more important than price ② Why is the market sensitive? Because at this stage: * BTC is volatile * New user growth is slowing * Funds are more cautious Faucets = low-cost customer acquisition tool #Gate广场四月发帖挑战 ③ Potential market impact: Short-term: positive sentiment (narrative boost) Long-term: depends on whether it attracts real users In one sentence: 👉If it's just for freebie hunters, it's just noise 💬Interaction: Would you register on a new platform just for free BTC?#
BTC
-0.2%
#GateSquareAprilPostingChallenge 
**The 4-Year Bitcoin Cycle Is Dead — And That Changes Everything**
Michael Saylor just said it out loud. And honestly? The data is backing him up.
"The four-year cycle is dead. Price is now driven by capital flows."
If that statement is correct — and there is growing evidence it might be — then the entire playbook that most retail traders have been using since 2017 needs to be rewritten. Here is why this matters more than most people realize right now.
**The Old Playbook (And Why It Worked)**
The classic four-year cycle was built around one variable: the Bitcoin halving. Every four years, block rewards get cut in half. Miner revenues shrink, sell pressure drops, supply tightens, price eventually explodes. Simple, elegant, and it worked — twice, maybe three times depending on how generously you draw the lines.
The cycle gave retail traders a roadmap: accumulate in the bear, hold through the halving lag, sell somewhere in the euphoria phase, repeat.
**What Has Actually Changed**
Three things have fundamentally altered Bitcoin's price mechanics:
First, institutional flows are now the dominant variable. Charles Schwab — managing over 12 trillion dollars in assets — is preparing to launch direct Bitcoin and Ethereum spot trading. When a brokerage of that scale turns on crypto access for its existing client base, the demand function changes overnight. This is not retail FOMO. This is structured capital with compliance frameworks, fiduciary obligations, and quarterly rebalancing schedules.
Second, corporate treasury adoption has crossed a threshold. Metaplanet added 5,075 BTC in Q1 2026 alone, pushing its holdings past 40,000 BTC and earning it the status of the third-largest corporate Bitcoin holder globally. Strategy, Metaplanet, and others are not trading the four-year cycle. They are executing multi-year accumulation programs with no stated exit timeline.
Third, ETF infrastructure has permanently changed how price discovery works. Large players can now enter and exit meaningful BTC exposure without touching a single exchange order book directly. The on-chain signal model — which the four-year cycle thesis was partly anchored to — loses precision when significant volume flows through wrapped instruments.
**What the Data Says Right Now**
BTC is trading around $66,741 as of today. The Fear and Greed Index sits at 12 — deep in extreme fear territory. On-chain exchange reserves remain near multi-year lows, meaning available sell supply is constrained. Meanwhile, multiple large anonymous wallets have moved thousands of BTC to exchanges this week — a classic mixed signal that requires interpretation, not panic.
Short-term technicals are oversold across multiple timeframes. That is not a buy signal on its own, but it does mean the market is stretched to the downside in the near term.
**The Core Question Going Into Q2**
If the four-year cycle is genuinely dead, what replaces it?
Saylor's answer: capital flows and digital credit expansion. Bitcoin becomes less of a speculative asset cycling through boom-bust phases and more of a base-layer reserve asset that appreciates in line with global liquidity expansion.
That is a fundamentally different investment thesis. It implies lower amplitude volatility over time, slower but more sustained appreciation, and a market dominated by entities with very long time horizons.
For retail traders, this shift is not necessarily bad — but it does demand a shift in strategy. Short-cycle thinking in a long-cycle asset is a recipe for getting shaken out at exactly the wrong moment.
**The Bottom Line**
Whether or not you agree with Saylor, the structural evidence is pointing in the same direction: Bitcoin's market dynamics in 2026 look less like 2017 and more like early-stage institutional asset class formation.
The traders who adapt to that reality will have an edge. The ones still waiting for a textbook four-year cycle to play out might be waiting on a train that already changed routes.
Do you think the four-year cycle is truly dead — or just evolving? Drop your take below.
**#GateSquareAprilPostingChallenge
HighAmbition
2026-04-05 06:30
#GateSquareAprilPostingChallenge **The 4-Year Bitcoin Cycle Is Dead — And That Changes Everything** Michael Saylor just said it out loud. And honestly? The data is backing him up. "The four-year cycle is dead. Price is now driven by capital flows." If that statement is correct — and there is growing evidence it might be — then the entire playbook that most retail traders have been using since 2017 needs to be rewritten. Here is why this matters more than most people realize right now. **The Old Playbook (And Why It Worked)** The classic four-year cycle was built around one variable: the Bitcoin halving. Every four years, block rewards get cut in half. Miner revenues shrink, sell pressure drops, supply tightens, price eventually explodes. Simple, elegant, and it worked — twice, maybe three times depending on how generously you draw the lines. The cycle gave retail traders a roadmap: accumulate in the bear, hold through the halving lag, sell somewhere in the euphoria phase, repeat. **What Has Actually Changed** Three things have fundamentally altered Bitcoin's price mechanics: First, institutional flows are now the dominant variable. Charles Schwab — managing over 12 trillion dollars in assets — is preparing to launch direct Bitcoin and Ethereum spot trading. When a brokerage of that scale turns on crypto access for its existing client base, the demand function changes overnight. This is not retail FOMO. This is structured capital with compliance frameworks, fiduciary obligations, and quarterly rebalancing schedules. Second, corporate treasury adoption has crossed a threshold. Metaplanet added 5,075 BTC in Q1 2026 alone, pushing its holdings past 40,000 BTC and earning it the status of the third-largest corporate Bitcoin holder globally. Strategy, Metaplanet, and others are not trading the four-year cycle. They are executing multi-year accumulation programs with no stated exit timeline. Third, ETF infrastructure has permanently changed how price discovery works. Large players can now enter and exit meaningful BTC exposure without touching a single exchange order book directly. The on-chain signal model — which the four-year cycle thesis was partly anchored to — loses precision when significant volume flows through wrapped instruments. **What the Data Says Right Now** BTC is trading around $66,741 as of today. The Fear and Greed Index sits at 12 — deep in extreme fear territory. On-chain exchange reserves remain near multi-year lows, meaning available sell supply is constrained. Meanwhile, multiple large anonymous wallets have moved thousands of BTC to exchanges this week — a classic mixed signal that requires interpretation, not panic. Short-term technicals are oversold across multiple timeframes. That is not a buy signal on its own, but it does mean the market is stretched to the downside in the near term. **The Core Question Going Into Q2** If the four-year cycle is genuinely dead, what replaces it? Saylor's answer: capital flows and digital credit expansion. Bitcoin becomes less of a speculative asset cycling through boom-bust phases and more of a base-layer reserve asset that appreciates in line with global liquidity expansion. That is a fundamentally different investment thesis. It implies lower amplitude volatility over time, slower but more sustained appreciation, and a market dominated by entities with very long time horizons. For retail traders, this shift is not necessarily bad — but it does demand a shift in strategy. Short-cycle thinking in a long-cycle asset is a recipe for getting shaken out at exactly the wrong moment. **The Bottom Line** Whether or not you agree with Saylor, the structural evidence is pointing in the same direction: Bitcoin's market dynamics in 2026 look less like 2017 and more like early-stage institutional asset class formation. The traders who adapt to that reality will have an edge. The ones still waiting for a textbook four-year cycle to play out might be waiting on a train that already changed routes. Do you think the four-year cycle is truly dead — or just evolving? Drop your take below. **#GateSquareAprilPostingChallenge
BTC
-0.2%
ETH
-0.86%
Is the Bitcoin free faucet making a comeback? Is this a benefit or a new wave of "traffic harvesting"?
If your first reaction to "free BTC giveaway" is happiness, then the market might already be watching you.
This rumor is driven by Jack Dorsey, and the so-called "Bitcoin faucet" restart seems nostalgic but is actually meaningful.
① What signals are being sent?  
In the early days, BTC was spread through faucets. Now, bringing this up again essentially means:  
👉Reactivating the user growth narrative  
When the industry starts "issuing tokens to attract new users," it indicates that:  
👉Traffic is more important than price  
② Why is the market sensitive?  
Because at this stage:  
* BTC is volatile  
* New user growth is slowing  
* Funds are more cautious  
Faucets = low-cost customer acquisition tool #Gate广场四月发帖挑战   
③ Potential impact on the market:  
Short-term: Positive sentiment (narrative boost)  
Long-term: Depends on whether it attracts genuine users  
In one sentence:  
👉If it's just for the sheep, then it's noise  
💬Interaction:  
Would you register on a new platform just for free BTC?
CoinRelyOnUniversal
2026-04-05 06:30
Is the Bitcoin free faucet making a comeback? Is this a benefit or a new wave of "traffic harvesting"? If your first reaction to "free BTC giveaway" is happiness, then the market might already be watching you. This rumor is driven by Jack Dorsey, and the so-called "Bitcoin faucet" restart seems nostalgic but is actually meaningful. ① What signals are being sent? In the early days, BTC was spread through faucets. Now, bringing this up again essentially means: 👉Reactivating the user growth narrative When the industry starts "issuing tokens to attract new users," it indicates that: 👉Traffic is more important than price ② Why is the market sensitive? Because at this stage: * BTC is volatile * New user growth is slowing * Funds are more cautious Faucets = low-cost customer acquisition tool #Gate广场四月发帖挑战 ③ Potential impact on the market: Short-term: Positive sentiment (narrative boost) Long-term: Depends on whether it attracts genuine users In one sentence: 👉If it's just for the sheep, then it's noise 💬Interaction: Would you register on a new platform just for free BTC?
BTC
-0.2%
Plus de publications sur BTC

FAQ sur l’achat de Bitcoin(BTC)

Les réponses de cette FAQ sont générées par une intelligence artificielle et sont fournies à titre indicatif uniquement. Veuillez évaluer soigneusement les informations présentées.
Quel est l’endroit le plus sûr pour acheter du Bitcoin (BTC) ?
x
Comment puis-je acheter du Bitcoin (BTC) en toute sécurité sur Gate.com?
x
Comment acheter du Bitcoin (BTC) pour les débutants ?
x
Puis-je acheter du Bitcoin (BTC) pour 100 $ ?
x
Le Bitcoin (BTC) est-il 100 % sûr ?
x