In this article, I will discuss the 2026 Best Crypto Wallet Infrastructure Providers. I will focus on the primary building blocks offering secure custody and embedded wallets as well as user-centric APIs. These building blocks include Fireblocks, Dfns, Turnkey, and others.
This new generation of digital asset management is built on top of MPC security and compliance frameworks as well as gasless transactions. The goal is to better understand how these solutions help fintechs, institutions, and even consumer apps safely and efficiently scale along the quickly changing dimensions of Web3.
What Are Crypto Wallet Infrastructure Providers?
Crypto wallet infrastructure providers help build the technical foundation of digital wallets across applications and within ecosystems. Providers offer APIs and SDKs, and members offer services based on custody models, such as MPC (Multi‑Party Computation) or smart contract wallets, so businesses don’t need to create complex cryptographic systems for digital wallets.
These providers help businesses achieve compliance with standards and automate gas sponsorship for frictionless gasless transactions. These providers support multiple blockchains, from Ethereum and Bitcoin to Layer-2 like Solana, and help institutions, developer ecosystems, and consumer apps to scale securely. Crypto wallet infrastructure providers combine security, compliance, and user experience and have an essential role in the adoption of Web3.
Key Points
| Provider | Best For | Key Features | Compliance & Security |
|---|---|---|---|
| Fireblocks | Institutional custody & treasury | MPC wallets, WaaS, 80+ chains, 2,000+ counterparties | SOC 1/2, ISO 27001, CCSS, Travel Rule support |
| Dfns | API-first wallet infra | MPC/TSS signing, passkeys, SaaS/on-prem | KYT/AML add-ons, enterprise-grade audits |
| Turnkey | Low-level key management | WaaS, flexible APIs, developer-first | SOC 2 compliance, modular infra |
| Openfort | Stablecoin infra | Embedded wallets, programmable flows | Enterprise compliance, stablecoin-native infra |
| Privy (Stripe) | Auth + embedded wallets | Identity + wallet infra, consumer UX | Stripe compliance stack, KYC-ready |
| Thirdweb | Developer tooling | WaaS, SDKs, smart accounts | Audited contracts, multi-chain infra |
| Dynamic | Multi-chain auth | Wallet infra + embedded UX | SOC 2, GDPR, enterprise-grade security |
| Coinbase CDP | Enterprise wallets | WaaS, APIs, Coinbase infra | Regulated custody, SOC 1/2 audits |
| Sequence | Gaming wallets | Embedded wallets, ERC-4337 smart accounts | Audited infra, gaming-native flows |
| Para | Consumer WaaS | Gasless flows, smart accounts | Compliance-ready, developer SDKs |
1. Fireblocks
As the first institutional-focused wallet infrastructure provider founded in 2018, Fireblocks’ pricing starts around $999/month, and offers volume-based fees. Fireblocks works with over 80 blockchains and Layers including Bitcoin, Ethereum, Solana, and many more.
Fireblocks’ custody solution uses MPC (Multi-Party Computation), meaning custody is distributed and there are no single failure points. Security is certified against the SOC 1/2, ISO 27001, and CCSS with travel rule compliance.
Fireblocks has gas sponsorship services to help its enterprise clients manage their treasury operations. Fireblocks’ APIs for WaaS (Wallet as a Service) have enabled custody services for regulated financial institutions globally, making them the gold standard for custody and wallet infrastructure.
| Feature | Details |
|---|---|
| Founded | 2018 |
| Pricing Model | Enterprise subscription ($999+/month) |
| Supported Blockchains | 80+ (BTC, ETH, Solana, L2s) |
| Custody Model | MPC (Multi‑Party Computation) |
| Security | SOC 1/2, ISO 27001, CCSS |
| Compliance | Travel Rule, regulated frameworks |
| Gas Sponsorship | Yes, enterprise treasury flows |
| Integrations | 2,000+ counterparties |
| Target Users | Institutions, banks, fintechs |
| Deployment | Cloud + enterprise APIs |
2. Dfns
Dfns is another API-centric wallet infrastructure provider founded in 2020. Dfns uses a SaaS pricing model with costs scaled based on API calls as well as usage. Dfns supports over 40 blockchains including Ethereum, Polygon, Avalanche, and Solana.
Dfns uses MPC/TSS (Threshold Signature Scheme) for custody, ensuring distributed signing. With security, Dfns offers enterprise audits, and SOC 2 readiness, as well as KYT/AML integrations.
Dfns offers gas sponsorship, and has developed a passkey authentication service making their APIs developer friendly for ease of wallet building. Their cloud-based alternative deployment offers flexibility to fintechs and enterprise clients, and Dfns wallet infrastructure is recognized for its compliance add-ons and developer friendliness.
| Feature | Details |
|---|---|
| Founded | 2020 |
| Pricing Model | SaaS, per API call/enterprise tier |
| Supported Blockchains | 40+ (ETH, Polygon, Solana, Avalanche) |
| Custody Model | MPC/TSS (Threshold Signature Scheme) |
| Security | SOC 2 readiness, enterprise audits |
| Compliance | KYT/AML integrations |
| Gas Sponsorship | Yes, developer‑friendly |
| Authentication | Passkeys |
| Deployment | SaaS or on‑prem |
| Target Users | Fintechs, enterprises |
3. Turnkey
Established in 2022, Turnkey offers low-level primary key management and WaaS (wallets as a service). It offers a usage-based pricing system, billing clients a wallet and signature charge on a pay-as-you-go basis.
Turnkey supports the major blockchains of Ethereum, Solana, and Bitcoin, and offers flexible, modular scaling. Custody is based on MPC, and offers signature policies that are flexible. Security is SOC 2 compliant, with enterprise-grade audits.
Turnkey also supports gas sponsorship, in which developers can absorb gas fees for end users. Fintechs are able to embed wallets through Turnkey’s developer-centric APIs. Additionally, Turnkey’s modular custody model allows enterprises to integrate wallets into existing systems and maintain compliance and scalability.
| Feature | Details |
|---|---|
| Founded | 2022 |
| Pricing Model | Usage‑based (per wallet/signature) |
| Supported Blockchains | ETH, BTC, Solana |
| Custody Model | MPC flexible signing |
| Security | SOC 2 compliant |
| Compliance | Enterprise audits |
| Gas Sponsorship | Yes |
| APIs | Developer‑first |
| Target Users | Fintechs, startups |
| Deployment | Modular infra |
4. Openfort
Openfort was founded in 2021 and offers services for stablecoin wallets and programmable wallet infrastructure. Openfort has a SaaS model with per MAU pricing. Openfort stablecoin services include Ethereum and Polygon.
Openfort also specializes in custody with programmable treasury and payment controls. Openfort has security measures and compliance frameworks with enterprise audits. Openfort provides gas sponsorship, and because of this, stablecoin transactions do not create user friction.
Being fintech and enterprise focused, Openfort leads the way for programmable finance. Because of its compliant nature and stablecoin focused services, it is well positioned for services in regulated markets.
| Feature | Details |
|---|---|
| Founded | 2021 |
| Pricing Model | SaaS per MAU |
| Supported Blockchains | ETH, Polygon, stablecoin chains |
| Custody Model | Smart contract programmable wallets |
| Security | Audited contracts |
| Compliance | Enterprise frameworks |
| Gas Sponsorship | Yes |
| Focus | Stablecoin infra |
| Target Users | Fintechs, enterprises |
| Deployment | API‑driven |
5. Privy (Stripe)
Privy was founded in 2021 and acquired by Stripe in 2024. Their inventory includes tools and tech for identity and wallet integration. Their pricing is usage-based, traditionally Stripe’s billing model. Privy supports Ethereum, Solana and several Layer-2s.
Custody is wallets with passkey authentication, which provides a level of abstraction for private key management. Their security and compliance tools leverage Stripe’s compliance stack such as PCI DSS, SOC 2, and GDPR. By integrating Privy’s gas sponsorship, consumer wallets can operate seamlessly.
Their software stack and tools enable consumer fintech to seamlessly integrate verification of users with the creation of digital wallets. Because of their integration with Stripe, consumer WaaS revolves around Privy and provides an excellent opportunity to be the dominant player in consumer WaaS.
| Feature | Details |
|---|---|
| Founded | 2021 (acquired by Stripe 2024) |
| Pricing Model | Usage‑based (Stripe billing) |
| Supported Blockchains | ETH, Solana, L2s |
| Custody Model | Embedded wallets with passkeys |
| Security | PCI DSS, SOC 2, GDPR |
| Compliance | Stripe compliance stack |
| Gas Sponsorship | Yes |
| Focus | Identity + wallet infra |
| Target Users | Consumer fintechs |
| Deployment | Stripe APIs |
6. Thirdweb
Thirdweb, founded in 2021, is a developer tooling platform built to scale WaaS and SDKs that leverages a freemium model alongside enterprise tiers.
The platform’s multi-chain support of 20+ blockchains, including Ethereum, Polygon, Solana, and Avalanche, and smart contract custody, makes Thirdweb a pillar in developer tooling and Web3 application builders. Thirdweb’s platform embraces developer tooling by providing audited contracts and gas sponsorship to offer gasless flows.
Thirdweb’s smart contract account custody further drives its developer tooling focus. Its SDKs supporting wallet integration makes Thirdweb another frontrunner in consumer application development.
| Feature | Details |
|---|---|
| Founded | 2021 |
| Pricing Model | Freemium + enterprise tiers |
| Supported Blockchains | 20+ (ETH, Polygon, Solana, Avalanche) |
| Custody Model | Smart contract wallets (ERC‑4337) |
| Security | Audited contracts, SOC 2 readiness |
| Compliance | Developer‑focused |
| Gas Sponsorship | Yes |
| SDKs | Multi‑chain developer SDKs |
| Target Users | Gaming, NFTs, dApps |
| Deployment | Cloud APIs |
7. Dynamic
Dynamic, founded in 2021, is a multi-chain authentication and wallet infrastructure that supports Ethereum, Solana, Polygon, and Layer 2s. Dynamic’s custody is embedded wallets with smart account support. Security includes SOC 2 readiness, GDPR compliance, and enterprise audits.
Dynamic offers gas sponsorship to enable gasless onboarding flows. Its SDK wallet integration makes Dynamic a frontrunner in consumer applications. Dynamic’s focus on UX and custodial compliance makes it another consumer application front runner.
| Feature | Details |
|---|---|
| Founded | 2021 |
| Pricing Model | SaaS per MAU |
| Supported Blockchains | ETH, Solana, Polygon, L2s |
| Custody Model | Embedded wallets + smart accounts |
| Security | SOC 2, GDPR |
| Compliance | Enterprise audits |
| Gas Sponsorship | Yes |
| Focus | Multi‑chain auth + onboarding |
| Target Users | Consumer apps |
| Deployment | APIs |
8. Coinbase CDP
Coinbase Developer Platform (CDP) provides developers with enterprise WaaS in 2023. Its pricing model is designed for the enterprise level with usage-based costs. It currently supports Ethereum, Bitcoin, Solana, and Layer-2s.
CDP uses MPC‑based custody with Coinbase’s regulated custody infrastructure. Security is provided with SOC 1/2 and ISO 27001, and regulated frameworks under Coinbase Custody Trust. With Coinbase CDP, developers are able to sponsor gas, allowing them to bypass gas costs.
CDP’s infrastructure is targeting banks, fintechs, and enterprises that need regulated wallets. Coinbase CDP, due to its partnership with Coinbase exchange and custody, is a reliable option for enterprise WaaS.
| Feature | Details |
|---|---|
| Founded | 2023 |
| Pricing Model | Enterprise subscription + usage fees |
| Supported Blockchains | ETH, BTC, Solana, L2s |
| Custody Model | MPC via Coinbase Custody |
| Security | SOC 1/2, ISO 27001 |
| Compliance | Regulated frameworks |
| Gas Sponsorship | Yes |
| Focus | Enterprise WaaS |
| Target Users | Banks, fintechs |
| Deployment | Coinbase APIs |
9. Sequence
Sequence was founded in 2020 and builds gaming wallet infrastructure. Sequence’s model is based on SaaS, and it charges per active user (MAU). Sequence covers Ethereum, Polygon, and gaming-centric chains. Custody is built on smart contracts and ERC-4337 smart accounts.
Enterprise security is supported with audited contracts and compliance. With Sequence, gaming studios can perform gasless transactions. It also gives game studios a way to embed wallets in games, giving Sequence an early lead in gaming the Web3 space. Sequence’s considerate UI has built it a solid reputation in consumer wallet UI infrastructure.
| Feature | Details |
|---|---|
| Founded | 2020 |
| Pricing Model | SaaS per MAU |
| Supported Blockchains | ETH, Polygon, gaming chains |
| Custody Model | Smart contract wallets (ERC‑4337) |
| Security | Audited contracts |
| Compliance | Enterprise frameworks |
| Gas Sponsorship | Yes |
| Focus | Gaming wallets |
| Target Users | Studios, developers |
| Deployment | APIs |
10. Para
Launched in 2022, Para delivers WaaS or consumer WaaS and has a usage-based pricing model designed to scale according to wallet and transaction volumes. Para covers Ethereum, Polygon, Solana, and other Layer-2s. Custody is smart account‑based and can be programmed to have automated flows.
Para does comfort and enterprise security audits, SOC 2 readiness, and compliance frameworks. Para offers gas sponsorship and can enable gasless flows for consumer applications.
Para’s infrastructure is designed for fintecs and consumer platforms embedding wallets and is, therefore, a strong competitor in the WaaS space. Para’s emphasis on UX and developer SDKs means Para is also a strong contender in the space providing compliance for consumer wallets.
| Feature | Details |
|---|---|
| Founded | 2022 |
| Pricing Model | Usage‑based (per wallet/transaction) |
| Supported Blockchains | ETH, Polygon, Solana, L2s |
| Custody Model | Smart accounts |
| Security | SOC 2 readiness |
| Compliance | Enterprise audits |
| Gas Sponsorship | Yes |
| Focus | Consumer WaaS |
| Target Users | Fintechs, consumer apps |
| Deployment | SDKs + APIs |
Comparison Table: Top Crypto Wallet Infrastructure Providers (2026)
| Provider | Founded | Pricing Model | Supported Blockchains | Custody Model | Security & Compliance | Gas Sponsorship | Target Users |
|---|---|---|---|---|---|---|---|
| Fireblocks | 2018 | Enterprise ($999+/month) | 80+ incl. BTC, ETH, Solana, L2s | MPC | SOC 1/2, ISO 27001, CCSS, Travel Rule | Yes | Institutions, banks, fintechs |
| Dfns | 2020 | SaaS per API call | 40+ incl. ETH, Polygon, Solana | MPC/TSS | SOC 2 readiness, KYT/AML | Yes | Fintechs, enterprises |
| Turnkey | 2022 | Usage‑based per wallet/signature | ETH, BTC, Solana | MPC flexible signing | SOC 2 compliant | Yes | Fintechs, startups |
| Openfort | 2021 | SaaS per MAU | ETH, Polygon, stablecoin chains | Smart contract programmable | Audited contracts, enterprise frameworks | Yes | Stablecoin fintechs, enterprises |
| Privy (Stripe) | 2021 (Stripe 2024) | Usage‑based via Stripe | ETH, Solana, L2s | Embedded wallets + passkeys | PCI DSS, SOC 2, GDPR | Yes | Consumer fintechs |
| Thirdweb | 2021 | Freemium + enterprise tiers | 20+ incl. ETH, Polygon, Solana | Smart contract wallets (ERC‑4337) | Audited contracts, SOC 2 readiness | Yes | Gaming, NFTs, dApps |
| Dynamic | 2021 | SaaS per MAU | ETH, Solana, Polygon, L2s | Embedded wallets + smart accounts | SOC 2, GDPR | Yes | Consumer apps |
| Coinbase CDP | 2023 | Enterprise subscription + usage fees | ETH, BTC, Solana, L2s | MPC via Coinbase Custody | SOC 1/2, ISO 27001, regulated frameworks | Yes | Banks, fintechs |
| Sequence | 2020 | SaaS per MAU | ETH, Polygon, gaming chains | Smart contract wallets (ERC‑4337) | Audited contracts, enterprise frameworks | Yes | Gaming studios, developers |
| Para | 2022 | Usage‑based per wallet/transaction | ETH, Polygon, Solana, L2s | Smart accounts | SOC 2 readiness, enterprise audits | Yes | Consumer apps, fintechs |
Conclusion
The balancing of institutional and consumer—focused innovation dominates the crypto wallet infrastructure landscape in 2026. Combining regulated custody, enterprise compliance, and MPC security, Coinbase CDP and Fireblocks are key players in this segment. Development of modular APIs and SDKs places developer-centric platforms Dfns, Turnkey, and Thirdweb in this category too.
Infrastructure-centric companies including Para, Sequence, Dynamic, Privy, and Openfort focus on user onboarding, gas sponsorship, smart accounts, and programmable stable coins. Together, these ten companies offer a combination of custody and compliance models, gasless user experiences, and scalable wallet infrastructure that will help both businesses and consumers.
FAQ
What is a crypto wallet infrastructure provider?
A crypto wallet infrastructure provider offers APIs, SDKs, and custody models that allow businesses to embed wallets into apps, exchanges, or fintech platforms without building the technology from scratch.
Which provider is best for institutions?
Fireblocks and Coinbase CDP are best for institutions due to MPC custody, SOC 1/2 compliance, ISO certifications, and regulated frameworks.
Which provider is developer‑friendly?
Dfns, Turnkey, and Thirdweb are developer‑centric, offering modular APIs, SDKs, and flexible custody models for builders.
Which providers support gaming wallets?
Sequence specializes in gaming wallets with ERC‑4337 smart accounts and gasless flows, while Thirdweb also supports gaming integrations.
Do these providers offer gas sponsorship?
Yes, most providers including Fireblocks, Dfns, Dynamic, Sequence, and Para offer gas sponsorship, enabling gasless transactions for end‑users.