Introduction
Welcome to the NoLimitNodes API documentation - high-throughput RPC node services for the Solana blockchain.
NoLimitNodes provides five Solana data surfaces behind one project credential.
Pick the right product
Every endpoint uses TLS. Every request needs your API key.
Start here
Create a project
Sign in to the dashboard. Create a project and add a Solana node.
Store the key
Copy the node API key into your secret manager or
NLN_API_KEYenvironment variable.Run a quickstart
Pick one product below and send a small test request.
Check node health and read the current slot.
WebSocketSubscribe to live slot notifications.
Yellowstone gRPCStream filtered Geyser updates.
Enhanced StreamsConsume curated swaps, transfers, and Pumpfun feeds.
Program StreamsRead program instructions and events in their source shape.
AuthenticationReview headers, metadata, and key handling.
Choose the right Solana product
The documentation explains how to use each surface; the product catalog explains which one fits your workload.
Private JSON-RPC endpoints for reads, transactions, and application backends.
Yellowstone gRPC NodesFiltered Geyser streams for indexers, bots, and production data pipelines.
Solana Enhanced StreamsDecoded DEX swaps, Pump.fun lifecycle events, transfers, and system feeds.
Solana Program StreamsPer-program, per-instruction topics delivered in their source shape.
Browse all Solana productsCompare transports, streams, historical data, and infrastructure in one catalog.
Production basics
- Keep keys outside source code.
- Set request and connection timeouts.
- Add bounded retries with jitter.
- Store progress before acknowledging events.
- Track service health from your deployment regions.
- Review plan limits before launch.