{"slug":"best-mpc-wallet-infrastructure-api-for-crypto-operations-teams","title":"Best MPC wallet infrastructure API for crypto operations teams","question":"What are the best MPC wallet infrastructure APIs for crypto operations teams in 2026?","verdict":"As of 2026-08-09, Claude and Gemini collectively rank Fireblocks #1 for mpc wallet infrastructure api for crypto operations teams on ModelsAgree — unanimous among the 2 models that have answered. The models' case: The de facto standard for institutional MPC-CMP wallet infrastructure, with a mature REST/webhook API, broad chain and token coverage, deep policy engine (governance. The models' main caveat: Premium enterprise pricing and contract minimums put it out of reach for small teams. The strongest alternative is Turnkey — Near-tie with Fireblocks for developer-driven operations teams due to its sub-second signing speed, low-latency API architecture backed by AWS Nitro. Source: https://modelsagree.com/best/best-mpc-wallet-infrastructure-api-for-crypto-operations-teams (modelsagree.com, CC BY 4.0).","category":"Crypto","url":"https://modelsagree.com/best/best-mpc-wallet-infrastructure-api-for-crypto-operations-teams","updated":"2026-08-09","models":["Claude","Gemini"],"consensus":"All 2 models rank Fireblocks the top pick","disagreement":null,"combined":[{"rank":1,"product":"Fireblocks","domain":"fireblocks.com","score":10,"appearances":2,"modelRanks":{"Claude":1,"Gemini":1},"reason":"The de facto standard for institutional MPC-CMP wallet infrastructure, with a mature REST/webhook API, broad chain and token coverage, deep policy engine (governance rules, transaction authorization), and an ecosystem of integrations (staking, DeFi routing, tokenization, off-exchange settlement). Battle-tested at scale across exchanges, custodians, banks, and fintechs; strong SOC2/insurance/compliance posture that ops teams actually need for production."},{"rank":2,"product":"Turnkey","domain":"turnkey.com","score":6,"appearances":2,"modelRanks":{"Claude":4,"Gemini":2},"reason":"Near-tie with Fireblocks for developer-driven operations teams due to its sub-second signing speed, low-latency API architecture backed by AWS Nitro Enclaves, and granular programmatic policy controls. (Assumes the team has developer resources to build custom operational workflows over raw API primitives.)"},{"rank":3,"product":"Dfns","domain":"dfns.co","score":4,"appearances":2,"modelRanks":{"Claude":3,"Gemini":5},"reason":"API-first MPC wallet-as-a-service with a well-designed key/policy architecture, delegated signing, strong programmable authorization and permissioning, good chain coverage, and pricing/onboarding that suits fintechs and mid-market builders better than the largest incumbents. Genuinely developer-ergonomic."},{"rank":4,"product":"Coinbase WaaS","domain":null,"score":4,"appearances":1,"modelRanks":{"Claude":2},"reason":"Strong developer-first API, solid docs, reliable infrastructure backed by Coinbase's operational maturity, and good coverage for embedded/programmable wallet use cases; attractive for teams already in the Coinbase/Base ecosystem and those wanting managed MPC without running key infra."},{"rank":5,"product":"Fordefi","domain":null,"score":3,"appearances":1,"modelRanks":{"Gemini":3},"reason":"Purpose-built for crypto operations teams actively trading across DeFi ecosystems, offering native smart contract transaction simulation, ABI-level policy enforcement, and browser extension integrations. (Assumes active on-chain smart contract interaction is a core daily operational requirement.)"},{"rank":6,"product":"Safeheron","domain":null,"score":2,"appearances":1,"modelRanks":{"Gemini":4},"reason":"Transparent security model featuring open-source MPC-CMP cryptographic engines, self-hosted key share deployment options, and cost-effective multi-party signing without vendor lock-in. (Assumes the operations team values cryptographic transparency and zero-trust key isolation over brand pedigree.)"},{"rank":7,"product":"Portal","domain":null,"score":1,"appearances":1,"modelRanks":{"Claude":5},"reason":"MPC wallet SDK/API focused on embedding self-custodial wallets into apps with good developer tooling, on/off-ramp and swap integrations, and threshold-signature key management that keeps users in control; solid fit for consumer-facing fintech/app builders."}],"perModel":{"Claude":[{"rank":1,"product":"Fireblocks","reason":"The de facto standard for institutional MPC-CMP wallet infrastructure, with a mature REST/webhook API, broad chain and token coverage, deep policy engine (governance rules, transaction authorization), and an ecosystem of integrations (staking, DeFi routing, tokenization, off-exchange settlement). Battle-tested at scale across exchanges, custodians, banks, and fintechs; strong SOC2/insurance/compliance posture that ops teams actually need for production.","fix":"Premium enterprise pricing and contract minimums put it out of reach for small teams; you are locked into Fireblocks' closed key-management model with limited self-custody transparency."},{"rank":2,"product":"Coinbase WaaS","reason":"Strong developer-first API, solid docs, reliable infrastructure backed by Coinbase's operational maturity, and good coverage for embedded/programmable wallet use cases; attractive for teams already in the Coinbase/Base ecosystem and those wanting managed MPC without running key infra.","fix":"Product surface has churned through rebrands and deprecations, chain/feature breadth is narrower than Fireblocks, and deep coupling to Coinbase's stack is a strategic dependency some teams won't want."},{"rank":3,"product":"Dfns","reason":"API-first MPC wallet-as-a-service with a well-designed key/policy architecture, delegated signing, strong programmable authorization and permissioning, good chain coverage, and pricing/onboarding that suits fintechs and mid-market builders better than the largest incumbents. Genuinely developer-ergonomic.","fix":"Smaller ecosystem and integration catalog than Fireblocks; less proven at the very largest custodial scale, so risk-averse enterprises may still default elsewhere."},{"rank":4,"product":"Turnkey","reason":"Fast, low-latency signing infrastructure with a clean policy/authorization model and secure-enclave + key-management design aimed at programmatic, high-throughput operations; excellent for teams building wallets/agents that need many keys and fine-grained policy without heavy custodial overhead.","fix":"More of a secure key-management/signing primitive than a full custody suite — thinner on compliance tooling, staking, and turnkey (pun aside) treasury/ops features, so you assemble more yourself."},{"rank":5,"product":"Portal","reason":"MPC wallet SDK/API focused on embedding self-custodial wallets into apps with good developer tooling, on/off-ramp and swap integrations, and threshold-signature key management that keeps users in control; solid fit for consumer-facing fintech/app builders.","fix":"Oriented toward embedded end-user wallets rather than institutional treasury/ops custody, so crypto operations teams managing corporate/exchange funds will find it under-featured on governance and compliance."}],"Gemini":[{"rank":1,"product":"Fireblocks","reason":"Industry-standard institutional security, the broadest blockchain asset coverage, and an unmatched multi-tiered policy engine for complex operations teams managing governance approval workflows and automated settlement. (Assumes the team prioritizes ecosystem integrations and battle-tested institutional governance over low cost or open-source self-hosting.)","fix":"High enterprise pricing with steep minimum commitments and a proprietary closed-source architecture, making it ill-suited for early-stage startups or teams demanding full open-source auditability."},{"rank":2,"product":"Turnkey","reason":"Near-tie with Fireblocks for developer-driven operations teams due to its sub-second signing speed, low-latency API architecture backed by AWS Nitro Enclaves, and granular programmatic policy controls. (Assumes the team has developer resources to build custom operational workflows over raw API primitives.)","fix":"Lacks a feature-rich out-of-the-box admin GUI dashboard, making it unsuitable for non-technical operations staff needing a zero-code operational portal."},{"rank":3,"product":"Fordefi","reason":"Purpose-built for crypto operations teams actively trading across DeFi ecosystems, offering native smart contract transaction simulation, ABI-level policy enforcement, and browser extension integrations. (Assumes active on-chain smart contract interaction is a core daily operational requirement.)","fix":"Narrower support for non-EVM niche chains and traditional institutional OTC settlement networks compared to general-purpose custody providers."},{"rank":4,"product":"Safeheron","reason":"Transparent security model featuring open-source MPC-CMP cryptographic engines, self-hosted key share deployment options, and cost-effective multi-party signing without vendor lock-in. (Assumes the operations team values cryptographic transparency and zero-trust key isolation over brand pedigree.)","fix":"Smaller pre-integrated institutional counterparty network and lower brand recognition in Western regulated markets compared to legacy enterprise custodians."},{"rank":5,"product":"Dfns","reason":"Developer-friendly Wallet-as-a-Service API offering cloud-native MPC infrastructure, fine-grained role-based policies, and WebAuthn/biometric delegation for operational signers. (Assumes fast API implementation and web-native authorization outweigh deep institutional liquidity routing.)","fix":"Managed SaaS deployment model restricts maximum self-custody isolation for security teams requiring off-cloud key share control."}]},"missedByModel":{"Claude":[{"product":"Copper","reason":"strong institutional custody/off-exchange settlement via ClearLoop, but more custodian-with-MPC than API-first infrastructure for builders"}],"Gemini":[{"product":"Privy","reason":"engineered for customer-facing app onboarding and consumer embedded wallets rather than internal crypto operations teams managing treasury workflows"},{"product":"BitGo","reason":"historically built around multi-signature vault architecture and institutional custody services rather than modern API-first MPC developer infrastructure"}]}}