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Helius (Solana) MCP Server for LlamaIndexGive LlamaIndex instant access to 14 tools to Get Asset, Get Asset Batch, Get Asset Proof, and more

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LlamaIndex specializes in data-aware AI agents that connect LLMs to structured and unstructured sources. Add Helius (Solana) as an MCP tool provider through Vinkius and your agents can query, analyze, and act on live data alongside your existing indexes.

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The Helius (Solana) MCP Server for LlamaIndex is a standout in the Developer Tools category — giving your AI agent 14 tools to work with, ready to go from day one.

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python
import asyncio
from llama_index.tools.mcp import BasicMCPClient, McpToolSpec
from llama_index.core.agent.workflow import FunctionAgent
from llama_index.llms.openai import OpenAI

async def main():
    # Your Vinkius token. get it at cloud.vinkius.com
    mcp_client = BasicMCPClient("https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp")
    mcp_tool_spec = McpToolSpec(client=mcp_client)
    tools = await mcp_tool_spec.to_tool_list_async()

    agent = FunctionAgent(
        tools=tools,
        llm=OpenAI(model="gpt-4o"),
        system_prompt=(
            "You are an assistant with access to Helius (Solana). "
            "You have 14 tools available."
        ),
    )

    response = await agent.run(
        "What tools are available in Helius (Solana)?"
    )
    print(response)

asyncio.run(main())
Helius (Solana)
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High SecurityEnterprise-grade
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DLPData protection
V8 IsolateSandboxed
Ed25519Audit chain
<40msKill switch
Stream every event to Splunk, Datadog, or your own webhook in real-time

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure

About Helius (Solana) MCP Server

Connect your Helius account to any AI agent to interact with the Solana blockchain with unprecedented speed and depth. This server leverages Helius's powerful RPC and DAS (Digital Asset Standard) API to provide real-time blockchain intelligence.

LlamaIndex agents combine Helius (Solana) tool responses with indexed documents for comprehensive, grounded answers. Connect 14 tools through Vinkius and query live data alongside vector stores and SQL databases in a single turn. ideal for hybrid search, data enrichment, and analytical workflows.

What you can do

  • Asset Management — Fetch detailed metadata for NFTs, cNFTs, and fungible tokens using get_asset or get_asset_batch.
  • Wallet Intelligence — Retrieve complete balances with real-time USD pricing using get_wallet_balances and track history with get_wallet_history.
  • Ownership Tracking — List every asset owned by a specific Solana address via get_assets_by_owner.
  • Network Optimization — Get precise priority fee estimates with get_priority_fee_estimate to ensure your transactions land during high congestion.
  • Advanced Search — Query the blockchain for specific assets based on collection, creator, or attributes using search_assets.

The Helius (Solana) MCP Server exposes 14 tools through the Vinkius. Connect it to LlamaIndex in under two minutes — credentials fully managed, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

All 14 Helius (Solana) tools available for LlamaIndex

When LlamaIndex connects to Helius (Solana) through Vinkius, your AI agent gets direct access to every tool listed below — spanning solana, rpc, blockchain-data, and more. Every call runs in a secure, isolated environment with full audit visibility. Beyond a simple connection, you get real-time monitoring of agent activity, enterprise governance, and optimized token usage.

get

Get asset on Helius (Solana)

Get detailed data for a specific Solana asset

get

Get asset batch on Helius (Solana)

Get multiple assets in one call

get

Get asset proof on Helius (Solana)

Get Merkle proof for compressed NFTs

get

Get assets by owner on Helius (Solana)

List all assets owned by a wallet

get

Get priority fee estimate on Helius (Solana)

Recommended to provide the serialized transaction. Get precise priority fee estimates

get

Get token accounts on Helius (Solana)

Get all token accounts for a mint or owner

get

Get transaction history on Helius (Solana)

Get enhanced transaction history for an address

get

Get wallet balances on Helius (Solana)

Get token and NFT balances with USD values

get

Get wallet funded by on Helius (Solana)

Identify the original funding source of a wallet

get

Get wallet history on Helius (Solana)

Get complete transaction history for a wallet

get

Get wallet identity on Helius (Solana)

sol domains. Resolve address to known entities

get

Get wallet transfers on Helius (Solana)

Get incoming and outgoing token transfers

parse

Parse transactions on Helius (Solana)

Parse raw transactions into human-readable data

search

Search assets on Helius (Solana)

Search for assets with advanced filtering

Connect Helius (Solana) to LlamaIndex via MCP

Follow these steps to wire Helius (Solana) into LlamaIndex. The entire setup takes under two minutes — your credentials stay safe behind Vinkius.

01

Install dependencies

Run pip install llama-index-tools-mcp llama-index-llms-openai
02

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token
03

Run the agent

Save to agent.py and run: python agent.py
04

Explore tools

The agent discovers 14 tools from Helius (Solana)

Why Use LlamaIndex with the Helius (Solana) MCP Server

LlamaIndex provides unique advantages when paired with Helius (Solana) through the Model Context Protocol.

01

Data-first architecture: LlamaIndex agents combine Helius (Solana) tool responses with indexed documents for comprehensive, grounded answers

02

Query pipeline framework lets you chain Helius (Solana) tool calls with transformations, filters, and re-rankers in a typed pipeline

03

Multi-source reasoning: agents can query Helius (Solana), a vector store, and a SQL database in a single turn and synthesize results

04

Observability integrations show exactly what Helius (Solana) tools were called, what data was returned, and how it influenced the final answer

Helius (Solana) + LlamaIndex Use Cases

Practical scenarios where LlamaIndex combined with the Helius (Solana) MCP Server delivers measurable value.

01

Hybrid search: combine Helius (Solana) real-time data with embedded document indexes for answers that are both current and comprehensive

02

Data enrichment: query Helius (Solana) to augment indexed data with live information before generating user-facing responses

03

Knowledge base agents: build agents that maintain and update knowledge bases by periodically querying Helius (Solana) for fresh data

04

Analytical workflows: chain Helius (Solana) queries with LlamaIndex's data connectors to build multi-source analytical reports

Example Prompts for Helius (Solana) in LlamaIndex

Ready-to-use prompts you can give your LlamaIndex agent to start working with Helius (Solana) immediately.

01

"What is the current balance and USD value of the wallet 86W9...?"

02

"List all NFTs owned by 6p6... including their metadata."

03

"What is the recommended priority fee for a transaction right now?"

Troubleshooting Helius (Solana) MCP Server with LlamaIndex

Common issues when connecting Helius (Solana) to LlamaIndex through Vinkius, and how to resolve them.

01

BasicMCPClient not found

Install: pip install llama-index-tools-mcp

Helius (Solana) + LlamaIndex FAQ

Common questions about integrating Helius (Solana) MCP Server with LlamaIndex.

01

How does LlamaIndex connect to MCP servers?

Use the MCP client adapter to create a connection. LlamaIndex discovers all tools and wraps them as query engine tools compatible with any LlamaIndex agent.
02

Can I combine MCP tools with vector stores?

Yes. LlamaIndex agents can query Helius (Solana) tools and vector store indexes in the same turn, combining real-time and embedded data for grounded responses.
03

Does LlamaIndex support async MCP calls?

Yes. LlamaIndex's async agent framework supports concurrent MCP tool calls for high-throughput data processing pipelines.

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