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Chainstack introduces support for B²
Build zk-rollup DApps on B² with Chainstack—Bitcoin Layer 2 infra via Taproot-based commitments, EVM contracts, and fraud-proof verification.
- Chains
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- Popular
Ethereum
Hyperliquid-
Solana 
Arbitrum
BNB Smart Chain
Base
Polygon
TRON
Sui- New
MegaETH
Tempo
Monad
- Access 70+ chains
Avalanche
Aptos
Ronin
zkSync Era
Optimism
Sonic
Unichain
Fantom
Gnosis Chain- See all chains
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- Products
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- Geo-balanced RPC infrastructure
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Global NodeGeo-balanced ultra-reliable RPC API designed to deliver unbounded performance -
Unlimited NodeFlat-fee RPS-tiered access for nonstop on-chain performance with unlimited API calls - Dedicated Blockchain Infrastructure
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Managed Dedicated NodesFully managed RPC nodes with flexible deployment and customization options -
Self-Hosted NodesUser-managed nodes on any infrastructure with automated deployment, self-healing, and lifecycle management.NEW
- Blockchain Data
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Archive DataFast cost-effective RPC access for archive blockchain data operations -
gRPC Data StreamingYellowstone Geyser plugin for structured real-time Solana data streaming - Extras
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Ultra-fast TransactionsHighest transaction speed on the market with 100% landing rate. Zero customization required -
MarketplaceBoost performance and scale in seconds with ready-made add-ons
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- Pricing
- Docs
- Developers
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- Build with Chainstack
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Faucet PortalFree testnet tokens to jump-start your Web3 builds -
Chainstack MCP ServerDeploy and manage blockchain nodes directly from any AI agent -
Chainstack GitHubExplore our open-source SDKs, tools, and sample projects -
Help CenterSubmit and track issues for rapid, round-the-clock resolution
- Resources
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Performance DashboardReal-time latency and success rate check across popular chains among top RPC providers -
Web3 ToolsLibraries, SDKs, and Web3 utilities for deep-dive blockchain development -
Status PageAll systems operationalReal-time platform health status. Get updates via Slack, Email or Webhook - Popular
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Compare EndpointsSide-by-side RPC benchmark tool to reveal the fastest endpoint
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