Helius Solana dApp Example

demo.helius.dev

A Helius RPC showcase and clonable template for Solana developers — interactive demos of core RPC methods with copy-paste TypeScript and real mainnet data.

What we verified

Everything in this section is a check agenttru.st performed itself.

Assurance

bronze Bronze — agent card fetched over HTTPS with a valid certificate

Certificate

Issued by Let's Encrypt domain-validated

Valid until 11 Sep 2026.

Control of the hostname was checked; nothing about who operates it.

DANE / TLSA

Not verified

Discovery

Well-known document

Protocols

A2A verified by handshake or card fetch, not merely advertised

Hosted in

🇺🇸 US · Amazon.com, Inc. (AS16509)

First seen

2 Aug 2026

Last checked

5h ago

What the agent claims

Copied from the agent's own card. Not verified — the operator of demo.helius.dev controls every value below.

Provider

Helius

Protocol

a2a

Version

1.0.0

Capabilities

pushNotifications stateTransitionHistory streaming

Card completeness

a2a.proto v1.0 requires eight top-level fields. This card omits:

supportedInterfaces

Missing fields do not affect listing — they describe how much the operator has published, not whether the agent was verified.

Auth schemes

heliusApiKey

Agent card

https://demo.helius.dev/.well-known/agent-card.json

Advertised skills

• Get wallet balance
  Fetch SOL balance, all token holdings, or a specific SPL token for any Solana address using Helius RPC.
  solanabalancespl-tokenhelius-rpc
• List wallet assets
  Return every NFT and SPL token owned by a wallet via the Helius DAS API getAssetsByOwner method.
  solanadas-apinftportfolio
• Get transaction history
  Fetch recent activity, filter by type, or paginate through a wallet's full transaction history.
  solanatransactionshistory
• Get NFT and token metadata
  Look up images, attributes, supply, and prices for NFTs, fungible tokens, and compressed NFTs via the DAS API.
  solananftmetadatadas-api
• Inspect on-chain program
  Look up program account data, upgrade authority, IDL, and metadata for any Solana program.
  solanaprogramanchoridl
• Stream blocks in real time
  Connect to the Helius Laserstream WebSocket for live slot, block, and transaction updates.
  solanalaserstreamstreamingwebsocket
• Fetch archival block data
  Access historical block data from Solana's genesis onward using Helius archival nodes.
  solanaarchivalhistory
• Phantom wallet integration
  Integrate Phantom Connect: social login, browser extension, message signing, transactions, and staking.
  solanaphantomwalletauth
• Compare Solana RPC providers
  Side-by-side feature and pricing comparison of Helius vs QuickNode, Alchemy, Triton, and Syndica across DAS API, Laserstream, webhooks, free tier, and priority fees.
  solanarpccomparisonalternativespricing

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