API Available: Bitcoin Businesses

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1gwei.dev · Micro top-ups of network fees paid with bitcoin, with no account or KYC.
1pay.cx · Merchant gateway to accept BTC plus cards, with bitcoin payouts and instant sign-up without KYB.
AbliteratedLLM · Uncensored open-weight LLM API with abliterated and stock models, OpenAI- and Anthropic-compatible endpoints and prepaid credit. No tracking scripts.
Alchimex · Swap bitcoin with no account or email; the rate is fixed when you start and a batch number is all you keep.
Alfacash · Instant exchange to buy, sell and swap Bitcoin against 30+ coins with fixed rates, auto-exchange, an API and no account needed.
Altcoin Trader · South African exchange to buy, sell and save bitcoin against the rand (ZAR).
AltQuick · Order-book spot exchange running since 2015 with BTC-quoted markets, Quick Swap, a free faucet and public API; email optional at signup.
Baltex · Cross-chain swaps for BTC and major coins with low fees, no default KYC and free AML checks on deposits.
Bitania · Non-custodial swaps into and out of BTC with no account and no KYC, floating or fixed rates, paid straight to your wallet.
Bitcall · Virtual numbers for SMS verification codes, travel eSIM data plans, international VoIP calls and phone number lookups. Signup needs only an email.
Bitcoin Postage · Online postage service selling USPS, Canada Post, FedEx, UPS and DHL shipping labels, with guest checkout and an API.
BitcoinVN · Buy, sell and swap Bitcoin on-chain, Lightning and Liquid in minutes, with no sign-up required.
Bitfinex · Full-service exchange to trade bitcoin, with instant Lightning Network deposits and withdrawals.
BitMart · Exchange to buy, sell and trade Bitcoin on spot and futures markets.
BitXchange · Privacy-focused instant exchange with 150+ coins and Bitcoin pairs, fast swaps and 24/7 support.
BlinkCodes · Gift cards, travel eSIMs, rentable UK SMS numbers and Telegram Stars with no account needed; codes sent by email.
BuyNumber · Virtual phone numbers for receiving SMS verification codes (OTP) from platforms such as Telegram and WhatsApp.
Buy UK eSIM · UK +44 number and global data eSIMs delivered in seconds with no app, no account and no KYC.
Bybit · Global exchange for spot and derivatives trading in BTC, with instant buy and sell of bitcoin.
CavemanSwap · Simple no-account swap service for Bitcoin, built to avoid lengthy sign-up steps.
CCE Cash · Automated exchange for BTC, ETH, SOL, TRX and more at fixed or floating rates without identity verification.
ChangeNOW · Instant swap service for BTC and 1,500+ coins with fixed or floating rates, fiat on-ramp and no account required; swaps typically finish in minutes.
Coinrabbit · Bitcoin-backed loans: borrow against your BTC as collateral with no credit checks, plus a wallet and exchange.
Cryptomus · White-label payment gateway: businesses accept bitcoin on branded payment pages, fees from 0.4%.
CypherGoat · Non-custodial swap aggregator comparing rates from trusted exchanges for BTC on-chain and Lightning, ETH and other coins.
ETZ-Swap · Fast swaps including BTC pairs with no registration or KYC required.
EXC24 · Automated exchange service for swapping BTC with a simple form and no manual steps.
Exolix · Swap aggregator for BTC and thousands of coins across 200+ blockchains, sourcing liquidity from 50+ exchanges at fixed or floating rates.
Explace · Instant exchange with fixed or floating rates, a choice of liquidity provider per swap, an API and an affiliate program.
FixedFloat · Instant exchange for Bitcoin on-chain and Lightning plus major coins, with fixed or floating rates and no registration.
Flashift · Swap aggregator comparing instant exchange rates for BTC and other coins, available on web and mobile.
FleetProxy.io · Rotating mobile, residential and datacenter proxies plus static residential and IPv4/IPv6 datacenter IPs.
FreiExchange · Exchange with BTC-quoted spot markets for trading against bitcoin.
Fswap · Instant exchange for swapping BTC with fixed and floating rates, no registration and an API.
Gate · Large exchange for trading BTC on spot, margin and futures markets.
Getatext · SMS verification service renting real US non-VoIP SIM-based numbers for receiving codes, with short and long-term rentals and an API.
GhostSwap · No-KYC instant exchange for Bitcoin and 1,600+ coins with no account required.
Gleec · Exchange for bitcoin trading with BTC spot markets, offering buy and sell order books for BTC.
GoDex · Instant exchange with hundreds of coins including BTC, fixed or floating rates and no account registration.
Guarda · Self-custodial multi-chain wallet available as web, browser extension, desktop and mobile apps, with Bitcoin buy and swap.
Hardlinephone · Remote access to a dedicated US-based Android phone with a real US number and data, controlled from the browser. Agent-friendly, with MCP available.
Heleket · Payment processor for websites and Telegram bots accepting bitcoin via widget, CMS plugins or API; fees from 0.4%.
Hodl Hodl · Non-custodial peer-to-peer Bitcoin marketplace using multisig escrow, with no KYC and over 1,000 payment methods.
JuicySMS · Virtual phone numbers for service activation, paid per verification, such as a single Telegram confirmation.
Kraken · Full-service exchange to buy and sell bitcoin, with Lightning Network deposits and withdrawals.
KuCoin · Global exchange with 1,000+ coins, BTC spot and margin markets, futures, P2P trading and earn products.
KYC.RIP · No-KYC exchange aggregator comparing rates from 16 swap engines across 4,600+ coins, with an optional privacy routing mode.
LucidSwap · Non-custodial swap platform: swap without connecting a wallet, registering or completing KYC by entering a destination address.
Miacota · Language models via an OpenAI-compatible API and web chat. No email or KYC, and prompts are not stored.
Mistex · No-signup exchange with its own liquidity for BTC and 400+ pairs, Tor mirror and fees from 0.8%.
MixPay · Payment gateway accepting BTC with zero merchant fees and automatic conversion to a chosen payout asset.
nadanada · No-log WireGuard VPN from $0.50/day in 16 countries with instant setup and no sign-up.
NanoGPT · Pay-per-use access to ChatGPT, Claude and other leading text and image AI models without a subscription.
Neckrez · Cheap cloud VPS with no KYC, just an email, and fast deployment.
NefiSwap · Instant swap service with no account or email required: fixed or floating rates, quote shown before sending, order tracking by ID and a Telegram mini app.
NoirTrade · Centralized exchange with spot and perpetual markets for Bitcoin and other coins; password-only registration with no email or identity verification.
NOWPayments · Payment gateway for websites and apps. Accept bitcoin via API, plugins, invoices and donation widgets.
nullsink · Prepaid bearer-key API access to selected Anthropic, OpenAI and Tinfoil AI models with no account.
Obscurify.ai · Anonymous AI chat with GPT, Claude, Gemini and 200+ more models. No email, no chat logs, in-browser local models and Tor access.
omenswap · Self-liquidity instant swap service for BTC with no account, available over clearnet, Tor, API and SSH.
PayKassa · Payment gateway with a multi-currency merchant account for bitcoin, API/SCI integration and withdrawals.
PayPerQ · Pay-per-use access to ChatGPT, Claude and other AI chat and image models without a subscription.
PegasusSwap · Instant, account-free exchange for swapping into and out of BTC across major networks.
PikaSim · Travel eSIMs for 190+ countries with no account, email or ID required. Web-based with iOS and Android apps; top up by ICCID or order number.
Pionex · Exchange with built-in free trading bots for automated Bitcoin grid and DCA strategies, plus spot and futures markets.
PlataSwap · Non-custodial instant exchange with fixed or floating rates, no account and 24/7 live chat, Telegram and email support.
Poloniex · Long-running exchange for trading Bitcoin on spot and futures markets.
PrivCart · Bitcoin payments for marketplaces and stores, with per-order deposit addresses and a flat 1% fee.
Proxmint · Residential, datacenter and 4G/5G mobile proxies over HTTP and SOCKS5, billed per GB with no subscription and non-expiring bandwidth.
QuickEx · Instant exchange with private swaps, cashback and VIP tiers, supporting BTC and other coins.
rdp.monster · No-KYC VPS, Windows RDP, dedicated servers and domains on up to 10 Gbit/s ports.
Sablebolt · No-account bitcoin swap service with floating rates, network fees shown before sending, one-time deposit addresses and a status page for each swap.
SageSwap · Account-free bitcoin swaps with escrowed trades and fees built into the quoted rate.
SecureShift · Instant bitcoin swaps with no registration, plus instant bitcoin-backed loans.
Servers Guru · Anonymous VPS, cloud servers, dedicated servers and web hosting in the Netherlands, Germany, Finland, the US, Canada and Singapore.
Servury · Windows and Linux VPS/VDS plus datacenter and residential proxies with no personal info required and custom durations.
ShieldMyAss · Non-custodial instant swap service for 900+ coins across 30+ blockchains, including Bitcoin, with no accounts and no identity verification.
ShopinBit · Europe-based online store and concierge service offering electronics, cars, travel and 800,000+ other goods.
Silent Link · Global eSIM provider with pay-as-you-go 5G/LTE data in 160+ countries and US +1 number plans for SMS.
SimpleSwap · Non-custodial instant exchange with BTC pairs, plus fiat-to-bitcoin purchases and no sign-up required.
StealthEX · Non-custodial instant exchange for Bitcoin with no account and no limits on swap amounts.
SwapSS · Instant exchange with float and fixed rates for swapping Bitcoin across 100+ pairs, plus a payment tool, an API and free tools.
Swapuz · Instant exchange with fixed and floating rates for BTC pairs, with a mobile app.
Swapzone · Exchange aggregator comparing BTC swap rates from many instant exchanges, with no registration and no custody of funds.
Swp.gg · Custodial payment gateway with checkout pages, REST API and signed webhooks to accept BTC.
Trocador · Swap aggregator comparing rates from partner instant exchanges for BTC and other coins, with no account required and Tor and no-JavaScript access.
VeilSwap · Cross-chain swap aggregator with 370+ coins including BTC, fixed rates and no account; an order is just a URL.
VertEXchange · Instant swaps with no account, email or phone: the rate and exact amount are shown before sending, and coins go straight to your own wallet.
VoidMob · Carrier-based 4G/5G mobile proxies, SMS verifications and global eSIMs on one platform, with API access and MCP for AI agents.
WhiteBIT · European exchange for spot, margin and futures trading of BTC and other coins, with earn products.
WizardSwap · Non-custodial instant exchange for Bitcoin and privacy coins with no account required; also reachable over Tor.
XGRAM · Instant swap and cross-chain bridge for Bitcoin, with an API, widget and partner program.
YiFi · Platform with a swap aggregator spanning exchange and private liquidity, P2P Bitcoin offers and non-custodial yield tools.
ZanoX · Non-custodial instant swap service for paying with Bitcoin, no signup required; also sells gift cards.
ZeroKYC Pay · Non-custodial direct checkout to accept BTC without KYC, with funds going straight to your wallet.