Blockchain RPC and node providers for AI agents

8 APIs compared on price, free tier, MCP support and real usage. Prices from the vendors' pricing pages, checked Oct 9, 2026.

Cheapest per 1,000 requests

$0.005 per 1k at list price

Most installed SDK

78.6K downloads a week

Free to start

7 of 8

Alchemy, Helius, QuickNode

Official MCP server

5 of 8

plug straight into Claude Code, Cursor and others

API	Free	Price	SDK downloads / wk	GitHub stars	MCP
Alchemy Multi-chain node RPC and data APIs, including Solana, billed in compute units.	30M CU/month, 15 RPS	Free plan then $0.525 per 1M CUs (Pay as You Go)	78.6K	457	MCP
Triton One High-performance Solana RPC, Yellowstone gRPC streaming and dedicated nodes.	—	$10 per 1M calls + $0.08 per GB bandwidth (standard RPC, PAYG)	58.5K	1,009
Helius Solana-only RPC, DAS, webhooks and streaming APIs.	1M credits/month, 10 RPS	$0.005 / 1k requests · free tier	26.8K	290	MCP
QuickNode Multi-chain RPC endpoints and add-ons, billed in API credits.	Free trial: 10M API credits, 15 RPS, 1 month	Free plan · paid from $49/mo	2,914	3	MCP
Ankr Multi-chain RPC with free public endpoints and credit-based premium access.	Freemium: 200M API credits/month	$0.05 / 1k requests · free tier	1,215	21	MCP
dRPC Decentralized multi-provider RPC network with pay-per-request pricing.	210M CU/month (public nodes only)	$0.006 / 1k requests · free tier	—	23
Chainstack Managed multi-chain RPC nodes, including Solana, billed in request units.	3M request units/month, 25 RPS	Free plan · paid from $49/mo	—	4	MCP
Infura Ethereum and EVM RPC endpoints with daily credit quotas.	3M credits/day, 500 credits/sec	Free plan · paid from $50/mo	—	—	MCP (community)

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