Private key management made simple. Create wallets, sign transactions, and automate onchain actions through one API.
Live interactive bubble map of the top 1,000 cryptocurrencies
Stage
Not given
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Founded
2022
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Based in
US
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Pricing model
Freemium
Free
Pricing
Pay as You Go: 25 free signatures per month, then $0.10 per signature. Pro: $99/mo with $0.05 per signature. Enterprise: Custom pricing as low as $0.0015 per signature. Transaction Management fees charged per-transaction basis when successfully executed onchain.
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Key features
Non-custodial wallet creation for users, businesses, and AI agents
Sub-100ms transaction signing latency
Programmable policy engine for access control and spending limits
Multi-authentication methods including passkeys, OAuth, email, and API keys
Hardware-isolated secure enclaves for key management
Multichain support across EVM, Solana, Bitcoin, and more
Gas sponsorship for transaction fees
Open-source SDKs and REST APIs
99.9% uptime infrastructure with high availability
SOC 2 Type II compliance and code verifiability
Interactive bubble visualization of top 1,000 cryptocurrencies
Real-time price updates and market data
Color-coded bubbles for price movement
Bubble size represents market capitalization
Time frame selector for different market periods
Sortable table view of cryptocurrencies
Perpetual DEX bubble charts
Mobile app available on iOS
Data from CoinGecko, CoinMarketCap and CoinStats
What makes it different
Verifiable and open-source with code attestation and reproducible builds
Hardware enclave-based signing instead of MPC or HSM approaches
Built by the team that created Coinbase Custody
50-100ms transaction signing latency with 0ms client-side signing
Fully non-custodial ensuring users retain complete control of keys
Bubble map format makes market trends and sector movements instantly visible without scrolling
Bubbles change size and move dynamically, easier to spot major shifts than fixed heatmaps
Covers top 1,000 cryptocurrencies with live data updates
Completely free to use with no subscription required
Turnkey
BubbleNexus