Chainstack is a managed multi-chain blockchain RPC and node infrastructure platform supporting 70+ networks 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 multi-chain Faucet API; real-time Solana streaming via Yellowstone gRPC; low-latency Trader Nodes via bloXroute BDN; archive data with full debug and trace namespaces; MEV protection; Flashblocks preconfirmations on Base (200 ms) and Optimism (250 ms); a Chainstack MCP server for AI agents; and a Marketplace of one-click installable apps with unified billing. Chainstack offers Global, Dedicated, Unlimited, and Trader node archetypes, plus self-hosted control-plane deployments. SOC 2 Type II certified with a 99.99 percent uptime SLA.
URL: Visit APIs.json
Run: Capabilities Using Naftiko
- Blockchain, Multi-Chain, RPC, Node Infrastructure, Web3, Crypto, Ethereum, Solana, Bitcoin, DeFi, MEV, Trader Node, Archive Data, MCP, AI Agents
- Created: 2026-05-25
- Modified: 2026-05-25
| Plan | Monthly (annual) | Included RU/mo | RPS | Overage / 1M RU |
|---|---|---|---|---|
| Developer (Free) | $0 | 3M | 25 | $20 |
| Growth | $49 ($40) | 20M | 250 | $15 |
| Pro | $199 ($166) | 80M | 400 | $12.50 |
| Business | $499 ($416) | 200M | 600 | $10 |
| Enterprise | from $990 ($825) | 400M+ | unlimited | $5 |
| Pay-As-You-Go | custom | n/a | custom | $5 |
1 Request Unit (RU) = 1 full-node RPC request; archive-node requests cost 2 RU. See plans/chainstack-plans-pricing.yml.
- Unlimited Node — flat-fee RPS commitment ($149/mo at 25 RPS through $3,199/mo at 1000 RPS)
- Yellowstone gRPC (Solana) — $49/mo single stream through $449/mo for up to 10 streams
- Dedicated Node — starting at $678/mo, plus $0.50/hour compute on Pro+
- Warp Transactions — $0.15 per transaction
REST API at api.chainstack.com for managing organizations, projects, networks, and nodes. API-key authenticated.
Human URL: https://docs.chainstack.com/reference/platform-api-getting-started
- OpenAPI
- JSON Schema — Node
- JSON-LD
- Naftiko Capability — Organization
- Naftiko Capability — Projects
- Naftiko Capability — Networks
- Naftiko Capability — Nodes
- Naftiko Capability — Legacy Faucet
Multi-chain testnet faucet for Hoodi, Sepolia, BNB Testnet, zkSync Testnet, Scroll Sepolia, and Polygon Amoy. JWT bearer-authenticated.
Human URL: https://faucet.chainstack.com/
Each chain exposes the canonical JSON-RPC interface for its protocol via Chainstack-managed nodes (Global, Dedicated, Unlimited, or Trader). The OpenAPI specs below were merged from the Chainstack Developer Portal per-method fragments.
| Chain | Operations | OpenAPI | Capability |
|---|---|---|---|
| Ethereum (execution) | 40 | openapi | capability |
| Ethereum Beacon Chain | 31 | openapi | capability |
| Solana | 52 | openapi | capability |
| Bitcoin | 40 | openapi | capability |
| BNB Smart Chain | 43 | openapi | capability |
| Polygon | 36 | openapi | capability |
| Arbitrum | 51 | openapi | capability |
| Optimism | 48 | openapi | capability |
| Base | 60 | openapi | capability |
| Avalanche | 31 | openapi | capability |
| Fantom / Sonic | 30 | openapi | capability |
| Gnosis | 28 | openapi | capability |
| Cronos | 30 | openapi | capability |
| Aurora | 28 | openapi | capability |
| Ronin | 32 | openapi | capability |
| TRON | 156 | openapi | capability |
| TON | 59 | openapi | capability |
| Starknet | 11 | openapi | capability |
| zkSync Era | 15 | openapi | capability |
| Polygon zkEVM | 34 | openapi | capability |
| Hyperliquid (HyperCore + HyperEVM) | 185 | openapi | capability |
| Monad | 32 | openapi | capability |
| Plasma | 59 | openapi | capability |
| Tempo | 63 | openapi | capability |
- Website — chainstack.com
- Portal — Developer Portal
- Documentation — Platform API Reference
- Documentation — RPC API Reference
- Documentation — Build Better (Supported Protocols)
- Pricing
- Faucet
- Support
- Feedback / Ideas
- Blog
- Changelog
- Status Page
- Terms of Service
- Privacy Policy
- Security
- GitHub Organization
- Twitter / X
- Discord
- YouTube
- Chainstack Developer Portal (source) — MDX docs, OpenAPI fragments
- Chainstack Erigon — Ethereum efficiency-frontier client
- Chainstack BSC Erigon — BNB Smart Chain Erigon fork
- Chainstack OP Erigon — Optimism Erigon fork
- Solana Prometheus Exporter
- Solana RPC Ruby Client
- MultiChain Python CLI Wrapper
- Bitcoin Python JSON-RPC Wrapper
- web3.py Quorum Extension
- Terraform Module for RKE2 on OpenStack
Machine-readable API specifications organized by format.
- Chainstack Platform API
- Chainstack Faucet API
- Chainstack Ethereum Node API
- Chainstack Ethereum Beacon Chain API
- Chainstack Solana Node API
- Chainstack Bitcoin Node API
- Chainstack BNB Smart Chain Node API
- Chainstack Polygon Node API
- Chainstack Arbitrum Node API
- Chainstack Optimism Node API
- Chainstack Base Node API
- Chainstack Avalanche Node API
- Chainstack Fantom Node API
- Chainstack Gnosis Node API
- Chainstack Cronos Node API
- Chainstack Aurora Node API
- Chainstack Ronin Node API
- Chainstack TRON Node API
- Chainstack TON Node API
- Chainstack Starknet Node API
- Chainstack zkSync Era Node API
- Chainstack Polygon zkEVM Node API
- Chainstack Hyperliquid Node API
- Chainstack Monad Node API
- Chainstack Plasma Node API
- Chainstack Tempo Node API
- Platform — Organization
- Platform — Projects
- Platform — Networks
- Platform — Nodes
- Platform — Legacy Faucet
- Faucet — Funding
- Chain — Ethereum RPC
- Chain — Ethereum Beacon Chain
- Chain — Solana RPC
- Chain — Bitcoin RPC
- Chain — BNB Smart Chain RPC
- Chain — Polygon RPC
- Chain — Arbitrum RPC
- Chain — Optimism RPC
- Chain — Base RPC
- Chain — Avalanche RPC
- Chain — Fantom RPC
- Chain — Gnosis RPC
- Chain — Cronos RPC
- Chain — Aurora RPC
- Chain — Ronin RPC
- Chain — TRON RPC
- Chain — TON RPC
- Chain — Starknet RPC
- Chain — zkSync Era RPC
- Chain — Polygon zkEVM RPC
- Chain — Hyperliquid RPC
- Chain — Monad RPC
- Chain — Plasma RPC
- Chain — Tempo RPC