List of Embedded Wallet companies in Web3 (2026)

Circle Wallets provides wallet-as-a-service infrastructure through REST APIs and SDKs, enabling developers to embed secure wallet functionality into applications. The platform supports multi-party computation key management, multiple authentication methods including passkeys and social logins, and Gas Station for transaction fee sponsorship across EVM-compatible blockchains, Solana, Aptos, and NEAR.

OKX Onchain OS is a developer platform providing an agentic wallet and a wallet API for building AI agents, trading bots, and Web3 applications. The agentic wallet generates and stores private keys within a trusted execution environment, screening transactions against risky addresses before signing, while supporting multiple sub-wallets per account across several blockchains. The wallet API exposes balance queries, transaction broadcasting, and transaction history so external applications can query and act on-chain through one interface.

Crossmint Embedded Wallets is a wallet infrastructure product that lets developers add self-custody wallets directly into their applications. It provides smart contract wallets with a modular signer architecture, abstracting private key management, gas payments, and transaction execution behind a single API. Businesses and AI agents use it to provision wallets for end users across multiple blockchains without building custody infrastructure from scratch. Extensions such as swaps, staking, and card issuance can be layered on top of the core wallet functionality.

An SDK to upgrade EOAs to smart accounts using account abstraction (EIP‑4337, EIP‑7702). Supports ERC‑20 gas payments or dApp‑sponsored gas, embedded logins, account recovery, session keys, spending limits, and multi‑chain EVM support.

Fireblocks Embedded Wallets enables applications to create and manage MPC wallets directly within their platform. The toolkit provides non-custodial key management, transaction signing, and blockchain connectivity for iOS, Android, and web applications.

MetaMask Embedded Wallets is a toolkit enabling developers to integrate self-custodial wallet infrastructure directly into applications through social login, email, SMS, or passkey authentication, utilizing MPC-based key management with Threshold Signature Schemes and Shamir Secret Sharing for distributed private key security across React, Vue, Angular, mobile, and gaming platforms.

FastAuth is a NEAR Protocol-based authentication system enabling developers to provide seedphrase-free onboarding within NEAR applications. The system uses Multi-Party Computation for transaction signing without exposing private keys and supports social login providers including Google, Apple, Discord, email, and Twitter. The protocol abstracts NEAR keypair management from end users and has been audited by Halborn.

Portal Embedded Web3 Wallet is a white-labeled wallet infrastructure using TSS MPC cryptography, eliminating seed phrases through backup methods including Passkeys, cloud storage, and PIN recovery. The system provides cross-device syncing and sub-second wallet generation across mobile and web platforms.

Visa Stablecoin Platform is a financial services platform that lets crypto-native companies, fintechs, and financial institutions manage stablecoin activity through a single operating environment. It combines onchain wallet infrastructure, access to a stablecoin issued under an open standard, fiat-to-stablecoin on-ramps and off-ramps, and stablecoin-based payments and payouts, with approval controls and compliance screening built in. Businesses use it to handle treasury, settlement, and program operations without integrating separate wallet, ramp, and compliance vendors. The platform is in limited availability, with some components such as wallet infrastructure and stablecoin access offered in beta.

thirdweb Connect provides wallet infrastructure and user onboarding through external wallets, in-app wallets, and smart accounts with account abstraction features including gas sponsorship and session keys.

Bitnob Wallet is a multi-currency wallet that lets businesses hold, send, and receive Bitcoin, stablecoins, and local currency from a single account. It converts between currencies with transparent rates and consolidates balances, conversions, and transactions into one dashboard. The wallet is aimed at businesses that need to receive payments and settle funds across crypto and fiat without juggling multiple tools.

Account Abstraction is a Web3 component that lets developers embed smart-account and wallet functionality into applications built on Gateway infrastructure. It enables features such as gasless transactions and simplified onboarding without requiring users to manage seed phrases directly. The component is offered as a newly introduced addition to Gateway's developer toolset.

Liminal Wallet Infrastructure is an embedded wallet platform that lets institutions provision and manage hot and cold wallets through an API rather than building custody technology in-house. It secures private keys using multi-party computation and multi-signature schemes, and automates asset transfers based on configurable policies and thresholds. Businesses use it to embed wallet functionality into their own applications while maintaining transaction screening and compliance controls across multiple blockchain networks.

Spritz SDK is a developer platform providing a single API for embedding crypto-to-fiat payment rails into third-party applications. It gives businesses white-label access to on-ramps, off-ramps, bill pay, and crypto-funded cards, alongside identity verification, sanctions screening, and transaction monitoring handled by Spritz. Developers integrate one interface to move funds between stablecoins and traditional banking rails such as ACH, wire, and SEPA, without building their own compliance or settlement infrastructure. The platform also supports embedding non-custodial wallets with on-chain yield into a partner's own product.

Wallet as a Service is embedded wallet infrastructure that lets businesses provision custodial or non-custodial crypto wallets inside their own applications through an API. It handles key management and blockchain connectivity so client platforms do not need to build wallet infrastructure themselves. It supports multiple blockchain networks and integrates with CPAY's own wallet product.

Universal Accounts is chain abstraction infrastructure that gives users a single account and unified balance across multiple blockchains without bridging. It routes transactions through Universal Liquidity, automatically selecting from a set of high-liquidity primary assets to execute purchases or gas payments on any supported chain, even when the user holds no assets there. The system uses an account abstraction implementation and, for existing wallets, an account upgrade standard to avoid migrating funds. Developers integrate the software development kit to make applications chain-agnostic, pairing it with a separate signer such as social login or an external wallet.

CDP Embedded Wallets provides a toolkit enabling developers to integrate self-custodial wallets directly into applications without seed phrases or browser extensions. Users authenticate via email, SMS, or OAuth while developers maintain control over the user interface. The SDK includes built-in onramp services, token swap capabilities, and yield on USDC balances.

BoomFi Wallets and Ledger is an embedded wallet and ledger platform giving businesses native crypto and fiat balances with built-in treasury controls. It provides omnibus or dedicated multi-chain wallets secured by multi-signature approval, alongside a unified ledger for real-time balance tracking across crypto and fiat. Businesses use it to route treasury operations, apply configurable spending policies, and generate audit-ready reconciliation exports.

MPC Wallet as a Service is a developer-focused service for building custodial wallets secured by multi-party computation. It provides APIs and SDKs for batch address generation, automated deposits and withdrawals with an API Co-Signer, configurable approval flows, reconciliation, and token multisig management. The service includes automatic gas fuelling and sweeping, and integrates across mobile, web console, browser extension, and API access points for businesses building wallet infrastructure across multiple blockchains.

WalletKit implements wallet-to-app connectivity infrastructure through the WalletConnect protocol, enabling secure session management and multichain transaction signing. The system provides one-click authentication, phishing protection, and access to thousands of decentralized applications.

B2BinPay is a cryptocurrency payment platform that lets merchants, financial institutions, and other businesses accept, hold, and move digital assets under a single account and dashboard. It provides merchant checkout integration with automatic settlement, wallet infrastructure for storing and transferring assets, and crypto-to-fiat conversion tools accessible through a unified API. The platform also offers custody, staking, and instant crypto-to-crypto conversion services, and can be deployed under a client's own branding as a white-label solution. Businesses across industries such as e-commerce, gaming, and gambling use the platform to accept payments across multiple blockchains and hold or grow digital asset balances.

Dfns Wallets-as-a-Service Platform is an embedded wallet infrastructure that lets banks, fintechs, and enterprises create and manage programmable digital asset wallets without building their own key management or signing stack. It uses multi-party computation to distribute private key shares across enclaved nodes, with every signing operation requiring quorum approval under configurable governance policies. The platform supports custodial and non-custodial models, multichain wallet creation, staking, fee sponsoring, and transaction execution, and can be deployed as a hosted service, hybrid, or fully on-premises to meet data sovereignty requirements. It also connects to centralized exchanges, decentralized liquidity venues, and fiat rails to route trades, swaps, and payments through a single custody interface.

Turnkey Embedded Wallets is a developer infrastructure product that lets applications provision and manage non-custodial wallets for their users directly within their own interfaces. It generates and secures private keys inside trusted execution environments, letting users authenticate through passkeys, email, social login, or biometrics without handling seed phrases. Consumer apps, business platforms, and white-labeled services use it to onboard users and manage transaction signing, sponsorship, and status tracking across multiple blockchains.

A developer wallet service providing custodial and non‑custodial smart wallets via API and embeddable widget, with social login and multi‑chain support for rapid user onboarding.

OnRamp Wallet-as-a-Service provides businesses with a custom-branded cryptocurrency wallet supporting crypto payments, digital assets, NFTs, and loyalty programs within their own product ecosystem. Operators configure membership tiers, issue blockchain-based rewards, and set fee structures while maintaining control over user experience. The service integrates with OnRamp's fiat on/off ramp for in-wallet conversion.

Passkeys Developer Kit is an embedded wallet infrastructure with multi-party computation technology, enabling biometric authentication and cross-chain asset management. The system provides SDK integration for Web3 applications while maintaining self-custodial security through passkey protocols.

Flexa Components provides SDK integration tools for mobile and web applications, enabling wallet developers to add native payment functionality. The system supports iOS, Android, and React Native platforms while maintaining self-custody wallet compatibility and requiring no external dependencies.

Magic SDK provides passwordless authentication and embedded wallet infrastructure through developer APIs, enabling email-based login, social authentication, and automatic non-custodial wallet creation. The system uses patented Delegated Key Management System for secure private key handling while supporting transaction signing across multiple blockchain networks.

Cobo Wallet-as-a-Service is a developer infrastructure product that lets businesses embed custodial, multi-party computation, smart contract, and exchange wallet capabilities into their own applications through APIs and SDKs. It provides programmatic wallet creation across multiple blockchains along with a developer console for managing API keys, logs, and webhook events. Exchanges, brokerages, and fintech platforms use it to launch wallet functionality without building custody infrastructure from scratch.

Tender Merchant is a merchant payment gateway that lets businesses accept cryptocurrency payments across physical and online checkout flows. Merchants integrate the platform through point-of-sale terminals, APIs, plugins, payment links, and software development kits, with a dashboard providing sales metrics and transaction analytics. The gateway also converts incoming crypto into local fiat settlement, converts fiat into crypto through an on-ramp pipeline, issues wallet-as-a-service subwallets for end users, and supports bulk disbursements to pay multiple recipients at once. All of these capabilities are accessed through the same merchant account and dashboard rather than as separate applications.

Utila Wallet Infrastructure provides developer APIs and MPC-powered wallet services for building custom crypto applications, enabling organizations to integrate secure multi-chain wallet functionality into their systems.

NUFIConnect is an SDK that lets Cardano dApp developers onboard Web2 users through social account login (Google, Discord, X, Facebook) without requiring a separate wallet installation. When a user authenticates, NUFIConnect creates a non-custodial Cardano wallet in the background using distributed key management through Torus/Web3auth. Users interact with dApps via a wallet widget and can manage Cardano assets, buy, and swap tokens. The same wallet connects across all integrated dApps.

BitGo Wallet-as-a-Service is a wallet infrastructure platform that lets businesses programmatically create and manage self-custody and custodial wallets for their end users. It provides application programming interfaces for generating receive addresses, signing and monitoring transactions, and setting whitelisting and velocity controls. Businesses use it to embed wallet functionality into their own products without building custody infrastructure from scratch.

BVNK Embedded Wallets is an embedded wallet product that lets businesses integrate stablecoin and fiat wallet functionality directly into their own platforms under their own branding. It provisions custodial and self-custodial wallets so end customers can store, receive, send, and convert between fiat currencies and stablecoins without leaving the host application. The product includes automatic conversion between stablecoins and fiat on pay-in or payout, letting platform operators offer wallet features without building the underlying infrastructure themselves.

Openfort is a wallet infrastructure platform providing authentication, embedded wallets, and transaction management through unified APIs and SDKs. The system offers embedded wallet creation, global cross-application wallet frameworks, and backend wallet infrastructure for server-side operations, supporting ERC-4337 and EIP-7702 standards with Shamir Secret Sharing for key management.

Wallet SDK is a developer toolkit that enables applications to create and manage smart account wallets with embedded functionality. It implements account abstraction (ERC-4337) supporting social login authentication, gas sponsorship capabilities, transaction batching, and customizable modules for automated smart contract interactions, allowing developers to integrate wallet features directly into their platforms.

TipLink Wallet Adapter is an embedded wallet toolkit that lets Solana applications let users log in and sign transactions using a Google account instead of a browser extension or seed phrase. It integrates into an application's existing wallet adapter interface, provisioning a self-custodial wallet whose private keys remain inaccessible to both TipLink and the integrating application. The toolkit works consistently across mobile and desktop, letting developers offer transaction signing without directing users to install separate wallet software.

Wallet API is a wallet-as-a-service product that lets businesses embed a customized cryptocurrency wallet system into their own applications through a single integration. It provisions user-facing wallet accounts compatible with multiple blockchain networks, letting businesses customize supported tokens, transaction fees, and the overall user experience. Internal transfers between users on the same system incur no network fees, distinguishing it from standard on-chain wallet transfers. The product is aimed at Web3 projects, exchanges, and platforms that need to offer wallet functionality without building custody infrastructure themselves.

Blockradar Wallet as a Service is an API-based infrastructure platform that lets fintechs provision and manage non-custodial stablecoin wallets across multiple blockchains. It generates dedicated wallet addresses for end users, auto-sweeps and settles incoming funds to a master wallet, and issues virtual bank accounts that convert fiat deposits into stablecoins on receipt. The platform provides a chain-abstracted stablecoin payment gateway, cross-chain stablecoin swap and bridge routing through a liquidity orchestration layer, and stablecoin checkout links for merchant payments. It also screens wallet addresses against sanctions and blocklists in real time and supports gasless transactions through sponsored network fees.

ZeroDev is a smart account development platform that creates embedded wallets with social login and provides ERC-4337 and EIP-7702 infrastructure. The system enables gasless transactions, transaction batching, and account recovery through direct social authentication or integration with existing wallet providers.

Dynamic SDK is a wallet infrastructure platform that lets applications embed self-custody and server-managed wallets, connect external wallets, and accept stablecoin payments. It provides authentication through email, social login, and external wallets, key management via threshold signature schemes, and smart account features for gas sponsorship and approval logic. Developers use it to onboard users, manage compliance and fraud controls, and move funds across multiple blockchains without building wallet infrastructure from scratch. The platform also supports global wallets that operate across multiple partner applications and programmatic server wallets for automated signing.

Ready Web Wallet SDK lets developers add StarkNet wallets to their apps with just email sign-in. Users get a secure, self-custodial wallet without seed phrases or downloads. Features include customizable gas fees, session keys for smooth dapp connections, and optional transaction fee coverage through paymasters.

Spark Wallet SDK enables developers to create self-custodial Bitcoin wallets with native Lightning Network support. The system provides authentication, key management, and transaction capabilities for building wallet applications with minimal code.

CFX Payment Infrastructure is a payments infrastructure and orchestration platform that aggregates multiple U.S. and international money movement rails, including retail cash deposits, ACH, wire, and cross-border transfers, behind unified APIs. It lets developers and businesses convert between fiat currency and digital dollars, issue and manage stablecoin balances, and settle transactions across supported blockchains. The platform includes hosted wallet infrastructure that lets partners embed self-custodial balances and cash acceptance into their own apps, alongside built-in identity verification for onboarding. Businesses can also route idle balances into a treasury feature that converts supported stablecoins into yield-bearing balances. Additional tools cover a customer dashboard, transaction webhooks, and a rewards engine for driving user activity.

Controller is a self-custodial embedded wallet for Starknet, enabling secure account provisioning through Passkeys and gameplay optimization with session keys. The system maintains secure signing mechanisms while abstracting blockchain complexities from players.

Sequence is a web3 development platform providing infrastructure tools for building games and applications, featuring embedded wallets, real-time blockchain indexing, payment processing, marketplace APIs, and cross-platform SDKs for Unity, Unreal, web, and mobile development.

Privy is a developer toolkit that enables applications to create and manage wallets directly within their platform through APIs. The system provides embedded wallet creation, user authentication, and key management across EVM, Solana, and Bitcoin networks.

BP Ventures Institutional Wallet is a B2B digital asset wallet for institutions, enabling the issuance, management, and transfer of digital assets with multi-chain support and enterprise-grade security, designed for banks, fintechs, and organizations managing stablecoin and crypto treasury operations.

Immutable Passport is a self-custodial embedded wallet and player identity product for games. Players authenticate with email or social accounts and wallets are created automatically, removing the need for seed phrases or browser extensions. Gas sponsorship eliminates player-facing transaction fees on Immutable Chain. Provides a single player account usable across all connected games in the Immutable ecosystem, with support for in-game asset management, trading, and account abstraction.

Fordefi Wallet-as-a-Service provides embedded MPC wallet infrastructure enabling businesses to integrate non-custodial wallets into their applications through SDK and API. Companies can create segregated end-user wallets where users maintain control of key shares through client-side MPC operations while businesses manage wallet operations backend-to-backend. The platform supports mobile and web integration through React Native, iOS, Android, and Web SDKs with features including key generation, transaction signing, backup, and recovery.