Chainstack (chainstack)

Chainstack is a managed multi-chain RPC and node infrastructure platform supporting 70+ blockchain protocols including Ethereum, Solana, Bitcoin, BNB Smart Chain, Polygon, Arbitrum, Optimism, Base, Avalanche, TON, TRON, Starknet, zkSync Era, Hyperliquid, Monad, and many more. The platform exposes a REST Platform API for organization, project, network, and node lifecycle management, JSON-RPC endpoints for every supported chain, a Faucet API for testnet funding, real- time Solana streaming via Yellowstone gRPC, low-latency Trader Nodes via bloXroute, archive data with debug and trace namespaces, MEV protection, Flashblocks preconfirmations, and a Chainstack MCP server for AI agents.

APIs.json: https://raw.githubusercontent.com/api-evangelist/chainstack/refs/heads/main/apis.yml

Scope

• Access: 3rd-Party

Tags

• Blockchain
• Multi-Chain
• RPC
• Node Infrastructure
• Web3
• Crypto
• Ethereum
• Solana
• Bitcoin
• DeFi
• MEV
• Trader Node
• Archive Data
• MCP
• AI Agents

Timestamps

• Modified: Thu May 28 2026 20:00:00 GMT-0400 (Eastern Daylight Time)

APIs

Chainstack Platform API

REST API at api.chainstack.com for managing your organization, projects, networks, and managed nodes. Bearer-token authenticated via per-user API keys. v2 endpoints recommended; v1 endpoints cover organizations, projects, networks, nodes, marketplace, and legacy Goerli/Sepolia faucets.

• Human URL: https://docs.chainstack.com/reference/platform-api-getting-started

Tags

• Platform
• Organization
• Projects
• Networks
• Nodes
• Management

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0
• JSON Schema — JSON Schema
• JSON-LD — JSON-LD

Chainstack Faucet API

Public Chainstack-operated testnet faucet for Hoodi, Sepolia, BNB Testnet, zkSync Testnet, Scroll Sepolia, and Polygon Amoy. JWT-authenticated POST /v1/faucet/{chain} request endpoint plus a transaction-history endpoint. Also available as a Telegram Mini App and via the Chainstack MCP server.

• Human URL: https://faucet.chainstack.com/

Tags

• Faucet
• Testnet
• Developer Tools

Properties

• Faucet
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Chainstack Ethereum Node API

Chainstack-managed Ethereum mainnet and testnet JSON-RPC nodes. 40+ documented eth_/net_/web3_ methods plus debug_/trace_ namespaces on archive nodes. Global, Dedicated, Unlimited, and Trader node archetypes supported.

• Human URL: https://docs.chainstack.com/reference/ethereum-getting-started

Tags

• Ethereum
• EVM
• JSON-RPC
• Layer 1

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0
• AsyncAPI — AsyncAPI Specification
• JSON Schema — JSON Schema

Chainstack Ethereum Beacon Chain API

Ethereum consensus-layer Beacon Chain REST API exposed through Chainstack-managed nodes. Validator, state, block, sync, and node-info endpoints.

• Human URL: https://docs.chainstack.com/reference/ethereum-beacon-chain-api-getting-started

Tags

• Ethereum
• Beacon Chain
• Consensus Layer
• REST

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Chainstack Solana Node API

Chainstack-managed Solana JSON-RPC nodes (mainnet, devnet, testnet) covering 52+ documented RPC methods plus Yellowstone gRPC Geyser plugin for real-time account, transaction, and slot streaming. Trader Node available for low-latency mempool access.

• Human URL: https://docs.chainstack.com/reference/solana-getting-started

Tags

• Solana
• JSON-RPC
• Yellowstone
• gRPC

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0
• AsyncAPI — AsyncAPI Specification

Chainstack Bitcoin Node API

Chainstack-managed Bitcoin Core nodes exposing the canonical Bitcoin JSON-RPC API. 40 documented methods covering blocks, transactions, wallet, mining, network, and raw-transaction operations.

• Human URL: https://docs.chainstack.com/reference/bitcoin-getting-started

Tags

• Bitcoin
• UTXO
• JSON-RPC

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Chainstack BNB Smart Chain Node API

Chainstack-managed BNB Smart Chain JSON-RPC nodes. 43+ documented EVM methods plus archive support on dedicated nodes.

• Human URL: https://docs.chainstack.com/reference/bnb-chain-getting-started

Tags

• BNB Smart Chain
• BSC
• EVM
• JSON-RPC

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Chainstack Polygon Node API

Chainstack-managed Polygon mainnet (PoS) and Polygon Amoy testnet JSON-RPC nodes with debug/trace namespaces available on archive nodes.

• Human URL: https://docs.chainstack.com/reference/polygon-getting-started

Tags

• Polygon
• EVM
• JSON-RPC
• PoS

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0
• AsyncAPI — AsyncAPI Specification

Chainstack Arbitrum Node API

Chainstack-managed Arbitrum One and Arbitrum Sepolia JSON-RPC nodes. 51 documented eth_/arb_ methods.

• Human URL: https://docs.chainstack.com/reference/arbitrum-getting-started

Tags

• Arbitrum
• Layer 2
• Rollup
• EVM

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0
• AsyncAPI — AsyncAPI Specification

Chainstack Optimism Node API

Chainstack-managed Optimism mainnet and Sepolia JSON-RPC nodes with Flashblocks preconfirmation support (250 ms). 48 documented eth_/op_ methods.

• Human URL: https://docs.chainstack.com/reference/optimism-getting-started

Tags

• Optimism
• Layer 2
• Rollup
• EVM
• OP Stack

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0
• AsyncAPI — AsyncAPI Specification

Chainstack Base Node API

Chainstack-managed Base mainnet and Sepolia JSON-RPC nodes. 60 documented eth_/op_ methods plus Flashblocks (200 ms preconfirmations).

• Human URL: https://docs.chainstack.com/reference/base-getting-started

Tags

• Base
• Layer 2
• Rollup
• EVM
• OP Stack

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0
• AsyncAPI — AsyncAPI Specification

Chainstack Avalanche Node API

Chainstack-managed Avalanche C-Chain JSON-RPC nodes and Subnets support.

• Human URL: https://docs.chainstack.com/reference/avalanche-getting-started

Tags

• Avalanche
• Layer 1
• EVM
• C-Chain

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0
• AsyncAPI — AsyncAPI Specification

Chainstack Fantom Node API

Chainstack-managed Fantom Opera mainnet JSON-RPC nodes.

• Human URL: https://docs.chainstack.com/reference/fantom-getting-started

Tags

• Fantom
• Sonic
• EVM
• Layer 1

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Chainstack Gnosis Node API

Chainstack-managed Gnosis Chain JSON-RPC nodes.

• Human URL: https://docs.chainstack.com/reference/gnosis-getting-started

Tags

• Gnosis Chain
• EVM
• Layer 1

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0
• AsyncAPI — AsyncAPI Specification

Chainstack Cronos Node API

Chainstack-managed Cronos JSON-RPC nodes.

• Human URL: https://docs.chainstack.com/reference/cronos-getting-started

Tags

• Cronos
• EVM
• Layer 1

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Chainstack Aurora Node API

Chainstack-managed Aurora (EVM on NEAR) JSON-RPC nodes.

• Human URL: https://docs.chainstack.com/reference/aurora-getting-started

Tags

• Aurora
• EVM
• NEAR

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Chainstack Ronin Node API

Chainstack-managed Ronin JSON-RPC nodes for the Axie Infinity gaming chain.

• Human URL: https://docs.chainstack.com/reference/ronin-getting-started

Tags

• Ronin
• EVM
• Gaming

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0
• AsyncAPI — AsyncAPI Specification

Chainstack TRON Node API

Chainstack-managed TRON full and Solidity nodes with 150+ documented HTTP API methods.

• Human URL: https://docs.chainstack.com/reference/tron-getting-started

Tags

• TRON
• Layer 1
• Non-EVM

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Chainstack TON Node API

Chainstack-managed The Open Network (TON) HTTP API nodes. 59 documented methods covering accounts, blocks, transactions, jettons, and NFTs.

• Human URL: https://docs.chainstack.com/reference/ton-getting-started

Tags

• TON
• The Open Network
• Layer 1
• Non-EVM

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Chainstack Starknet Node API

Chainstack-managed Starknet JSON-RPC nodes.

• Human URL: https://docs.chainstack.com/reference/starknet-getting-started

Tags

• Starknet
• Layer 2
• ZK Rollup
• Cairo

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Chainstack zkSync Era Node API

Chainstack-managed zkSync Era JSON-RPC nodes with zks_ namespace extensions.

• Human URL: https://docs.chainstack.com/reference/zksync-getting-started

Tags

• zkSync Era
• Layer 2
• ZK Rollup
• EVM-Compatible

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Chainstack Polygon zkEVM Node API

Chainstack-managed Polygon zkEVM JSON-RPC nodes with zkevm_ namespace extensions.

• Human URL: https://docs.chainstack.com/reference/polygon-zkevm-getting-started

Tags

• Polygon zkEVM
• Layer 2
• ZK Rollup
• EVM

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Chainstack Hyperliquid Node API

Chainstack-managed Hyperliquid HyperCore and HyperEVM nodes. 185 documented HTTP methods covering perpetual DEX state, orders, fills, and EVM RPC.

• Human URL: https://docs.chainstack.com/reference/hyperliquid-getting-started

Tags

• Hyperliquid
• HyperCore
• HyperEVM
• Perpetual DEX

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0
• AsyncAPI — AsyncAPI Specification

Chainstack Monad Node API

Chainstack-managed Monad JSON-RPC nodes (high-throughput EVM with parallel execution).

• Human URL: https://docs.chainstack.com/reference/monad-getting-started

Tags

• Monad
• EVM
• Parallel Execution
• Layer 1

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0
• AsyncAPI — AsyncAPI Specification

Chainstack Plasma Node API

Chainstack-managed Plasma JSON-RPC nodes (stablecoin-optimized chain).

• Human URL: https://docs.chainstack.com/reference/plasma-getting-started

Tags

• Plasma
• EVM
• Stablecoins

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Chainstack Tempo Node API

Chainstack-managed Tempo JSON-RPC nodes (emerging EVM chain).

• Human URL: https://docs.chainstack.com/reference/tempo-getting-started

Tags

• Tempo
• EVM
• Emerging

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Common Properties

• LinkedIn
• Twitter
• Github
• Discord
• YouTube
• Website
• Portal
• Documentation
• Documentation
• Rate Limits
• Documentation
• Documentation
• Pricing
• Faucet
• Support
• Feedback
• Blog
• Changelog
• Status Page
• Terms of Service
• Privacy Policy
• Security
• Source
• Source
• Source
• Source
• Tools
• SDK
• SDK
• SDK
• SDK
• Tools
• Product
• Product
• Product
• Product
• Product
• Documentation
• Vocabulary
• Spectral Rules
• Fin Ops