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📊 Intel view 📋 Audit JSON 🔄 Changelog
56
A2A A2A 0.3.0 v1.0.0

Helius for Agents

www.helius.dev · Helius Labs

Helius is the Solana toolkit for AI agents. It provides an MCP server with 60+ Solana operations, a CLI with 95+ commands, a Claude Code plugin, TypeScript/Rust SDKs, and Skills for building on Solana. Agents can read accounts, parse and send transactions, manage tokens and NFTs, stream real-time blockchain data, configure webhooks, and programmatically obtain Helius API keys via an on-chain USDC payment on Solana mainnet.

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🔔 Watch this agent. Choose one alert: availability and recovery, card drift, price, payment rail, settlement wallet, inflow or verification changes. Add more alert types from your account. Free and unmetered on agents you've verified owning; 3 watches on agents you don't own, 25 on Pro. Sign in to watch
Trust score
56/100
grade D · 9 criteria
Uptime
100.0%
53 direct probes · 30d
~91 ms response
Observed inflow · 30d
—
no payment wallet declared
Invocations · 7d
0
no calls observed
Card drift · 7d
stable
2 snapshots tracked
Owner
unverified
claim this listing →

Dispute or improve this rating

D
Conformance score: 56/100
D-grade: significant issues, auth-gated, partially broken, or stale.
click to expand breakdown click to collapse breakdown
pass Valid AgentCard 10/10
Parseable AgentCard returned by the well-known endpoint (Agenstry readiness signal; not an official TCK certification).
fail Live JSON-RPC 5/25
Endpoint replies but body isn't a valid JSON-RPC 2.0 A2A response.
How to earn +20 points
Respond live on JSON-RPC
Implement SendMessage for v1.0 (or message/send for v0.x), negotiate A2A-Version, and return a schema-valid JSON-RPC response. Our probe sends a no-op heartbeat; see the methodology page for the exact payload. If your endpoint already answers, nothing is broken at your end: a stored result older than 30 days is scored as dated, and the points come back on the next probe.
Docs
partial Protocol version 5/10
Declares pre-1.0 A2A 0.3.0 (Google preview). Upgrade to v1.x for full points.
How to earn +5 points
Declare protocolVersion
Add `"protocolVersion": "1.0"` (Major.Minor, no patch number — §3.6) to every entry in `supportedInterfaces[]`. A2A v1.0 removed the AgentCard root field.
Docs
info JWS signature 0/10
Card is unsigned (most published agents are).
pass Uptime track record 15/15
53/53 probes succeeded (100% uptime).
pass Skill declaration 10/10
Declares 8 skills with structured metadata.
partial Verified Identity 5/10
Provider declared: Helius Labs (https://www.helius.dev). Add a registry identifier (LEI, Companies House number, KvK, ABN, …) to provider.legalEntity for full verified-business credit.
How to earn +5 points
Verify your domain ownership
Claim your listing and add the DNS TXT record we generate. Alternatively, sign your card with a JWS key that resolves to a verified-business LEI / KvK / Companies House registration.
Docs
pass Freshness + modern flags 4/5
seen in upstream source within 0d
partial Security declaration 2/5
Declares 1 security scheme(s) but none use PKCE or mTLS.
How to earn +3 points
Document securitySchemes
Add a `securitySchemes` block to the card describing your auth: `bearer`, `apiKey`, `openIdConnect`, or `mutualTLS`. Routers refuse to call agents that declare no auth model.
Docs

Activity (audit trail)

last 24h · 0 invocations Public aggregate · no PII recorded

Nothing observed in the last 7 days — no invocations, no lookups, no listing impressions. Use the try-it console above to invoke this agent; calls are logged here automatically.

Card history

2 snapshots drifted 1× Every change to agent-card.json
Agent card snapshots
Captured Hash Snapshot
2026-10-14 09:20:31 current 6803ce0f6615… view →
2026-07-30 01:10:40 980c4bd94bac… view →
Uptime
100.0%
53 direct probes · 30d
Response
140ms
last direct probe
Skills
8
declared
Streaming
✓
SSE-capable

Endpoints

Agent cardhttps://www.helius.dev/.well-known/agent-card.json
Providerhttps://www.helius.dev
Docshttps://www.helius.dev/docs/agents/overview
About this provider off-card enrichment
SSL certificate
Let's Encrypt
expires 2026-11-05
Discovered via
github_code manifests recrawl_hot recrawl_warm

Skills · 8 declared by this agent

These skills are declared by the agent. A taxonomy link appears only when we can classify a skill confidently.

Solana RPC

High-performance Solana RPC on mainnet and devnet. Query accounts, balances, blocks, slots, transaction signatures, token supply, and program data.

No taxonomy category yet
solanarpcblockchainaccountsread
Digital Asset Standard (DAS) API

Unified API for Solana NFTs, compressed NFTs, and tokens. Fetch asset metadata, search assets, retrieve Merkle proofs, and list assets by owner, collection, cre…

No taxonomy category yet
nftdascompressed-nftstokensmetadata
Helius Sender & Priority Fees

Submit Solana transactions with Helius Sender (routed across every available high-speed pathway, with atomic bundle support) and query recommended priority fees…

No taxonomy category yet
transactionssendpriority-feesbundles
Enhanced Transactions

Parse Solana transactions into structured, human- and agent-readable events (transfers, swaps, NFT mints, stake activity). Fetch enriched per-wallet history (in…

No taxonomy category yet
transactionsparsinghistorywalletenhanced
LaserStream gRPC & WebSockets

Subscribe to Solana state in real time: account updates, transactions, program logs, and shred-level data via LaserStream gRPC or WebSockets.

No taxonomy category yet
websocketslaserstreamstreamingrealtimegrpc
Webhooks

Create, update, list, and delete Helius webhooks that push transaction and account events to an agent-controlled HTTPS endpoint.

No taxonomy category yet
webhookseventspipelinespushnotifications
Wallet Intelligence

Analyze Solana wallets: portfolio value with USD pricing, token holdings, transfer history, funding source, and cross-wallet identity resolution.

canonical Solana Token Risk Assessment match 90%
walletportfolioanalyticsidentity
Agentic API Key Signup

Agents can obtain a Helius API key via the Helius CLI. Every new signup requires a valid email, first name, and last name. Payment is the $10 USDC one-time Agen…

No taxonomy category yet
onboardingapi-keycliusdcself-service

Health · last 30 probes

When HTTP Live JSON-RPC Latency
2026-10-25 05:14:18 200 ✗ 140ms
2026-10-24 15:07:49 200 ✗ 43ms
2026-10-24 02:43:49 200 ✗ 30ms
2026-10-23 13:43:32 200 ✗ 27ms
2026-10-23 01:54:41 200 ✗ 19ms
2026-10-22 12:25:43 200 ✗ 59ms
2026-10-21 23:10:55 200 ✗ 20ms
2026-10-21 09:52:31 200 ✗ 155ms
2026-10-20 20:33:06 200 ✗ 22ms
2026-10-20 02:15:22 200 ✗ 33ms

Who's calling this agent 30d

4 interactions captured (impressions + lookups + A2A calls)

By AI host (caller_kind) · top 3
PerplexityBot (crawler) 2 (50%)
MJ12bot / Majestic (SEO tool) 1 (25%)
Web browser 1 (25%)
Caller geography · top 3
US 3
FR 1
Via which API surface · top 3
web 3
rest 1

Public view: top 3 per dimension. Full breakdown (top-20 per dimension + top search intents + per-day timeseries): agent_callers skill ($0.05/call, $0 on Enterprise). Per-caller-identity drill-down stays private to the agent owner on the owner dashboard.

Cheaper or better alternatives per-skill

↑ 1 higher quality

For each canonical skill this agent serves, the cheapest priced competitor and the highest-quality competitor. Only shown when at least one beats the current agent. Skills where this agent is already best on both axes are hidden.

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Embed your Agenstry badge

Paste any of these into your README, agent card, or marketing page. Each badge auto-updates and links back to this page.

Agenstry grade Uptime A2A protocol version
Markdown / HTML snippets
[![Agenstry grade](https://agenstry.com/badge/www.helius.dev.svg)](https://agenstry.com/agents/www.helius.dev)
[![Verified Business](https://agenstry.com/badge/www.helius.dev/identity.svg)](https://agenstry.com/agents/www.helius.dev)
[![Uptime](https://agenstry.com/badge/www.helius.dev/uptime.svg)](https://agenstry.com/agents/www.helius.dev)
[![A2A version](https://agenstry.com/badge/www.helius.dev/protocol.svg)](https://agenstry.com/agents/www.helius.dev)

Audit-grade evidence bundle

JSON snapshot for vendor-review files. Add ?sign=true for a JWS-signed envelope verifiable against our JWKS. See the methodology.

audit.json audit.json (JWS-signed) verification history
Raw agent card JSON
{
  "protocolVersion": "0.3.0",
  "name": "Helius for Agents",
  "description": "Helius is the Solana toolkit for AI agents. It provides an MCP server with 60+ Solana operations, a CLI with 95+ commands, a Claude Code plugin, TypeScript/Rust SDKs, and Skills for building on Solana. Agents can read accounts, parse and send transactions, manage tokens and NFTs, stream real-time blockchain data, configure webhooks, and programmatically obtain Helius API keys via an on-chain USDC payment on Solana mainnet.",
  "url": "https://www.helius.dev",
  "iconUrl": "https://www.helius.dev/logo-mark.svg",
  "provider": {
    "organization": "Helius Labs",
    "url": "https://www.helius.dev"
  },
  "version": "1.0.0",
  "documentationUrl": "https://www.helius.dev/docs/agents/overview",
  "capabilities": {
    "streaming": true,
    "pushNotifications": true,
    "stateTransitionHistory": false
  },
  "defaultInputModes": [
    "text/plain",
    "application/json"
  ],
  "defaultOutputModes": [
    "text/plain",
    "application/json"
  ],
  "securitySchemes": {
    "apiKey": {
      "type": "apiKey",
      "in": "query",
      "name": "api-key",
      "description": "Helius API key. Obtain programmatically with `helius signup --email <email> --first-name <first> --last-name <last> --json` (valid email required) or from https://dashboard.helius.dev."
    }
  },
  "security": [
    {
      "apiKey": []
    }
  ],
  "skills": [
    {
      "id": "solana-rpc",
      "name": "Solana RPC",
      "description": "High-performance Solana RPC on mainnet and devnet. Query accounts, balances, blocks, slots, transaction signatures, token supply, and program data.",
      "tags": [
        "solana",
        "rpc",
        "blockchain",
        "accounts",
        "read"
      ],
      "examples": [
        "Get the SOL balance for this wallet address.",
        "Fetch the latest blockhash on Solana mainnet.",
        "Read the raw account data for this program-derived address."
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "digital-asset-standard",
      "name": "Digital Asset Standard (DAS) API",
      "description": "Unified API for Solana NFTs, compressed NFTs, and tokens. Fetch asset metadata, search assets, retrieve Merkle proofs, and list assets by owner, collection, creator, or authority.",
      "tags": [
        "nft",
        "das",
        "compressed-nfts",
        "tokens",
        "metadata"
      ],
      "examples": [
        "List all NFTs owned by this wallet.",
        "Get the Merkle proof for this compressed NFT.",
        "Search for assets in this collection by creator address."
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "transaction-sending",
      "name": "Helius Sender & Priority Fees",
      "description": "Submit Solana transactions with Helius Sender (routed across every available high-speed pathway, with atomic bundle support) and query recommended priority fees for reliable landing under network load.",
      "tags": [
        "transactions",
        "send",
        "priority-fees",
        "bundles"
      ],
      "examples": [
        "Estimate a priority fee for this transaction.",
        "Send this signed transaction and wait for confirmation.",
        "Submit an atomic bundle for multi-transaction execution."
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "transaction-parsing",
      "name": "Enhanced Transactions",
      "description": "Parse Solana transactions into structured, human- and agent-readable events (transfers, swaps, NFT mints, stake activity). Fetch enriched per-wallet history (including token account activity) via Helius-exclusive endpoints like `getTransactionsForAddress`.",
      "tags": [
        "transactions",
        "parsing",
        "history",
        "wallet",
        "enhanced"
      ],
      "examples": [
        "Parse this transaction signature into structured events.",
        "Fetch the entire transaction history for this wallet including token account activity via `getTransactionsForAddress`.",
        "Find all token transfers between these two wallets."
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "realtime-streaming",
      "name": "LaserStream gRPC & WebSockets",
      "description": "Subscribe to Solana state in real time: account updates, transactions, program logs, and shred-level data via LaserStream gRPC or WebSockets.",
      "tags": [
        "websockets",
        "laserstream",
        "streaming",
        "realtime",
        "grpc",
        "shreds"
      ],
      "examples": [
        "Subscribe to all transactions touching this program.",
        "Stream account updates for this wallet in real time.",
        "Open a shred-level stream for MEV-sensitive workflows."
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "webhooks",
      "name": "Webhooks",
      "description": "Create, update, list, and delete Helius webhooks that push transaction and account events to an agent-controlled HTTPS endpoint.",
      "tags": [
        "webhooks",
        "events",
        "pipelines",
        "push",
        "notifications"
      ],
      "examples": [
        "Create a webhook that fires when this address receives USDC.",
        "Update a webhook to include additional transaction types.",
        "List all webhooks configured on my Helius account."
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "wallet-intelligence",
      "name": "Wallet Intelligence",
      "description": "Analyze Solana wallets: portfolio value with USD pricing, token holdings, transfer history, funding source, and cross-wallet identity resolution.",
      "tags": [
        "wallet",
        "portfolio",
        "analytics",
        "identity"
      ],
      "examples": [
        "Get the full USD portfolio value for this wallet.",
        "Find who funded this wallet and when.",
        "Resolve identities across a batch of wallet addresses."
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "agentic-signup",
      "name": "Agentic API Key Signup",
      "description": "Agents can obtain a Helius API key via the Helius CLI. Every new signup requires a valid email, first name, and last name. Payment is the $10 USDC one-time Agent plan fee on Solana mainnet, via a hosted payment link (any wallet) or autopay from the local keypair. Includes keypair generation, idempotent signup, and API key retrieval.",
      "tags": [
        "onboarding",
        "api-key",
        "cli",
        "usdc",
        "self-service",
        "autonomous"
      ],
      "examples": [
        "Install the Helius CLI and create a new API key for me.",
        "Sign me up for Helius with my email and give me the payment link.",
        "Retrieve the API key for my existing Helius project."
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "application/json"
      ]
    }
  ],
  "x-sdks": [
    {
      "language": "typescript",
      "package": "helius-sdk",
      "registry": "npm",
      "registryUrl": "https://www.npmjs.com/package/helius-sdk",
      "repository": "https://github.com/helius-labs/helius-sdk"
    },
    {
      "language": "rust",
      "package": "helius",
      "registry": "crates.io",
      "registryUrl": "https://crates.io/crates/helius",
      "repository": "https://github.com/helius-labs/helius-rust-sdk",
      "documentation": "https://docs.rs/helius"
    }
  ],
  "x-integrations": [
    {
      "name": "Model Context Protocol (MCP) Server",
      "description": "Drop-in MCP server exposing 10 routed tools covering 60+ Solana operations to any MCP-compatible AI assistant or agent framework (Claude, Codex, Cursor, Cline, Windsurf, OpenClaw, OpenCode, Gemini).",
      "install": "npx helius-mcp@latest",
      "documentationUrl": "https://www.helius.dev/docs/agents/mcp"
    },
    {
      "name": "Helius CLI",
      "description": "Command-line interface with 95+ commands for authentication, reads, and writes. Ideal for scripting, CI/CD, and local agent tooling.",
      "install": "npm install -g helius-cli",
      "documentationUrl": "https://www.helius.dev/docs/agents/cli"
    },
    {
      "name": "Claude Code Plugin",
      "description": "Official Helius plugin for Claude Code \u2014 verified and listed in Anthropic's official plugin marketplace. Bundles the Helius MCP server (60+ Solana operations), DFlow MCP server, and six expert skills with deep reference files for building on Solana.",
      "install": "/plugin marketplace add helius-labs/core-ai && /plugin install helius@helius-labs",
      "marketplace": "https://github.com/anthropics/claude-plugins-official",
      "marketplaceEntry": "https://github.com/anthropics/claude-plugins-official/blob/main/.claude-plugin/marketplace.json",
      "verified": true,
      "platforms": [
        "claude-code"
      ],
      "documentationUrl": "https://www.helius.dev/docs/agents/claude-code-plugin"
    },
    {
      "name": "Agent Instructions",
      "description": "Machine-readable signup instructions for agents obtaining a Helius API key autonomously.",
      "endpoints": {
        "markdown": "https://www.helius.dev/api/agents.md",
        "json": "https://www.helius.dev/api/agents.json"
      }
    }
  ],
  "supportsAuthenticatedExtendedCard": false
}