Solana Data Availability MCP

A high-performance Solana RPC caching layer built on Cloudflare Workers and R2 storage.

How to Use

Send standard Solana JSON-RPC requests to this endpoint via POST requests:

curl https://this-worker.workers.dev/ \
  -X POST \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"getAccountInfo","params":["4fYNw3dojWmQ4dXtSGE9epjRGy9pFSx62YypT7avPYvA"]}'

Supported RPC Methods

getAccountInfo - Get account information

getBalance - Get account balance

getBlock - Get a confirmed or finalized block

getBlockHeight - Get current block height

getSlot - Get current slot

getTransaction - Get transaction details

getSignaturesForAddress - Get transaction signatures for an address

getProgramAccounts - Get all accounts owned by a program

getTokenAccountBalance - Get token account balance

getTokenAccountsByOwner - Get token accounts by owner address

getEpochInfo - Get current epoch information

getLatestBlockhash - Get latest blockhash

getFeeForMessage - Get fee for a message

getFees - Get fee schedule

getMinimumBalanceForRentExemption - Get minimum balance for rent exemption

getMultipleAccounts - Get multiple accounts

getInflationGovernor - Get inflation governor

getInflationRate - Get inflation rate

getSupply - Get supply info

getTokenSupply - Get token supply

getVersion - Get node version

getVoteAccounts - Get vote accounts

isBlockhashValid - Check if blockhash is valid

getIdentity - Get node identity

Features

Caching Layer: Efficiently caches Solana RPC responses
Smart TTL: Different cache durations based on data volatility
Rate Limiting: Protects underlying RPC from overload
Batch Processing: Handles batch JSON-RPC requests efficiently

Admin Endpoints

/status

Check service status: /status

/admin/metrics

View cache performance metrics (requires authentication)

/admin/cleanup

Clear expired cache entries (requires authentication)

/admin/get

Retrieve cached data by key (requires authentication)

/admin/list-data

List data from R2 bucket (requires authentication)