Top 7 Ethereum RPC providers for RWA in 2026

Ethereum is the dominant settlement layer for tokenized real-world assets, holding the majority of tokenized real-world asset value (RWA.xyz tracks the live split by network). The sector crossed $26.4 billion total in March 2026, driven by institutional entries from BlackRock (BUIDL at $1.9B AUM), Ondo Finance ($2.7B across tokenized Treasuries and equity products), and Securitize ($3.3B in tokenized assets under administration) — all settled primarily on Ethereum.

What makes RPC infrastructure uniquely critical for RWA protocols is the compliance dimension: a missed event or a dropped NAV update does not just affect user experience — it can affect the legal integrity of the tokenized asset itself. ERC-3643 and ERC-1400 token standards require synchronous identity registry checks via eth_call on every transfer simulation, and eth_getLogs must be polled continuously without missing a single ComplianceCheck or Transfer event across the token contract and identity registry simultaneously.

This guide covers the seven RPC methods central to Ethereum RWA infrastructure, the infrastructure requirements that separate production-grade from development-grade endpoints, and a seven-provider comparison evaluated specifically through the lens of regulated asset workloads.

Already using Chainstack? Jump to the Ethereum tooling docs or deploy your endpoint in minutes.

RWA on Ethereum: RPC requirements

Real-world asset protocols are not typical DeFi workloads. They combine the data throughput of DeFi indexers with the uptime requirements of payment infrastructure and the compliance obligations of regulated financial services. Understanding what this means for your RPC selection starts with the specific methods these protocols call — and how they call them.

Latency requirements

RWA infrastructure is not latency-critical in the way HFT or MEV is, but it is consistency-critical. A tokenized treasury fund polling for oracle updates every 60 seconds can tolerate 200ms response times — but cannot tolerate a 30-second gap where the endpoint is unavailable or rate-limited. Transfer compliance checks via eth_call must complete before a transaction is broadcast, so p99 latency matters as much as median for interactive flows.

The practical threshold: p95 below 500ms for eth_call, under 2 seconds for paginated eth_getLogs across a 5,000-block range. Archive-dependent lookups for audit trail reconstruction are latency-tolerant but must be reliable — a failed debug_traceTransaction during a regulatory review window is not recoverable with a retry.

Throughput requirements

A typical RWA protocol in production generates:

• Continuous eth_call load — 1 to 5 eligibility checks per user action, plus background polling against the ONCHAINID registry
• Periodic eth_getLogs bursts during settlement and distribution windows
• Steady WebSocket subscription traffic for real-time Transfer and ComplianceCheck event monitoring
• Occasional debug_traceTransaction calls triggered by compliance workflow or audit reconstruction

This translates to 50–200 RPS on active protocols with burst patterns during settlement cycles. Public shared endpoints with 10–25 RPS caps are inadequate for anything beyond prototyping.

Key RPC methods for Ethereum RWA

These seven methods form the core RPC surface for ERC-3643 and ERC-1400 protocols. Every provider in this comparison is evaluated against their ability to handle this method mix reliably at production scale.

Method	What it does for RWA	Infrastructure concerns
eth_call	Checks investor eligibility against ONCHAINID / identity registry before every transfer	Runs pre-broadcast on every transfer attempt; absorbs continuous load — method weighting is expensive on CU platforms
eth_getLogs	Indexes Transfer, ComplianceCheck, and OracleUpdate events across token + registry contracts	Public endpoints throttle this aggressively; 5,000-block range limit requires careful pagination and retry logic
eth_getStorageAt	Retrieves historical contract state for proof-of-reserve and audit reconstruction	Requires archive node access — not available on full node endpoints
debug_traceTransaction	Provides transaction-level execution trace for regulatory audit trails	Debug namespace not available on all provider tiers; requires dedicated or archive-enabled plans
eth_sendRawTransaction	Broadcasts compliant token transfers after eligibility verification	Standard on all providers; failover and broadcast reliability matter more than raw speed
eth_getTransactionReceipt	Confirms settlement finality and extracts event logs from executed transfers	Latency and reliability critical for downstream settlement logic triggered on confirmation
eth_subscribe("logs")	Real-time streaming of contract events via WebSocket	Requires WebSocket endpoint with reconnect support; shared endpoints often cap concurrent subscriptions

For the full reference of Ethereum RPC methods available through Chainstack, see the Ethereum API reference: JSON-RPC and Beacon quickstart.

Infrastructure requirements

Archive node access is mandatory, not optional. Any RWA protocol performing historical state reconstruction for audits, historical NAV lookups, or regulatory reporting needs archive data. Several providers gate archive access behind premium tiers or charge separately — this must be confirmed at contract time, not at incident time.

Dedicated endpoints for data residency. Many RWA protocols serving regulated investors face data residency requirements. Public shared endpoints route through infrastructure with no data residency guarantees. Dedicated Nodes provide isolated infrastructure with known data flow paths — a prerequisite for jurisdictional compliance in several EU and APAC markets.

WebSocket stability for event subscriptions. eth_subscribe("logs") subscriptions must survive network hiccups without dropping events. Production implementations require WebSocket endpoints with automatic reconnection and a fallback eth_getLogs polling strategy. Providers with instability at the WebSocket layer create compliance gaps — a dropped subscription during a settlement window means missed events with no automatic recovery.

Rate limit predictability over cost minimization. The cost structure for RWA is dominated by eth_call and eth_getLogs. Providers that weight these methods heavily in their CU or credit calculations impose a significant cost premium and, more importantly, unpredictable rate consumption that makes burst capacity planning difficult. Method-agnostic pricing removes this variable from compliance infrastructure planning.

SOC 2 Type II and ISO 27001 certification for vendor due diligence. Regulated asset issuers performing vendor due diligence on infrastructure providers — a standard requirement for funds and licensed platforms — need documented, audit-backed security certifications covering both operational controls and information security management. Self-reported compliance postures are not acceptable for institutional review.

Chainstack for RWA on Ethereum

Chainstack addresses the critical requirements for production RWA infrastructure simultaneously: archive and debug/trace access on every paid plan, dual SOC 2 Type II (December 2025) and ISO 27001 (July 2026) certification, and method-agnostic pricing where 1 RPC call = 1 request unit for standard reads.

The pricing model is particularly relevant for RWA workloads. Standard eth_call and eth_getBlockByNumber calls cost 1 RU; archive reads and debug_traceTransaction/trace_* calls cost 2 RU regardless of how far back they reach (see current multipliers on request units). eth_getLogs follows the same block-age rule — 1 RU within roughly 127 blocks of the tip, 2 RU for historical ranges. That flat structure removes the cost uncertainty that makes RWA infrastructure budgeting unpredictable on CU-weighted platforms: a protocol running 500,000 compliance checks per month against recent state spends the same RU budget as 500,000 standard block queries.

For regulated RWA deployments, Chainstack provides:

• Dedicated Nodes from the Pro plan — isolated infrastructure with known data paths for data residency compliance
• Unlimited Node add-on — flat-fee RPS tiers starting at $149/month for 25 RPS up to $3,199/month for 500 RPS, with zero per-request billing, suited to continuous background indexing workloads
• 99.99%+ measured uptime, with a contractual SLA (99.9% quarterly uptime commitment and service credits) on Enterprise
• MEV protection shipped by default on Ethereum Global Nodes, routing signed transactions to a private block-builder network instead of the public mempool — relevant when an RWA token’s secondary-market liquidity touches AMM pools exposed to front-running
• Dual SOC 2 Type II and ISO 27001 certification, covering security, availability, confidentiality, and a full information security management system

Current plan pricing: Developer free (3M RU/month, 25 RPS); Growth $49/month (20M RU, 250 RPS); Pro $199/month (80M RU, 400 RPS); Business $499/month (200M RU, 600 RPS, includes role-based access control); Enterprise from $990/month (400M+ RU, custom throughput). Annual billing saves up to 16%; see current figures on pricing since tiers are revised over time.

For regulated asset platforms specifically, see blockchain infrastructure for RWA, blockchain infrastructure built for fintech, and stablecoin infrastructure. For institutional deployments requiring contractual SLA and dedicated account management, see enterprise.

Prior Chainstack research on RWA-specific RPC requirements, including ERC-3643 infrastructure patterns and oracle monitoring workflows, is covered in depth at RPC infrastructure for RWA: EVM node requirements.

Code example: indexing ERC-3643 compliance events

The most common RWA infrastructure task is continuously indexing Transfer and ComplianceCheck events across the token contract and ONCHAINID identity registry. Both contracts must be watched together — an indexer watching only the token contract can miss registry updates that affect transfer eligibility:

import { ethers } from "ethers";

const provider = new ethers.JsonRpcProvider("YOUR_CHAINSTACK_ENDPOINT");

// ERC-3643 Transfer and ComplianceCheck event signatures
const TRANSFER_TOPIC = ethers.id("Transfer(address,address,uint256)");
const COMPLIANCE_TOPIC = ethers.id("ComplianceAdded(address,address)");

const RWA_TOKEN_ADDRESS = "YOUR_TOKEN_CONTRACT";
const IDENTITY_REGISTRY = "YOUR_IDENTITY_REGISTRY";

async function indexComplianceEvents(fromBlock, toBlock) {
  const logs = await provider.getLogs({
    address: [RWA_TOKEN_ADDRESS, IDENTITY_REGISTRY],
    topics: [[TRANSFER_TOPIC, COMPLIANCE_TOPIC]],
    fromBlock,
    toBlock,
  });

  for (const log of logs) {
    console.log(`Block ${log.blockNumber}: ${log.topics[0].slice(0, 10)} from ${log.address}`);
  }
}

indexComplianceEvents("earliest", "latest");

The Ethereum tooling documentation includes full SDK examples for Hardhat, Foundry, ethers.js, viem, and web3.py.

Provider comparison

Comparison table

The table below summarizes public positioning as of October 2026. Ankr and dRPC, both meaningful Ethereum providers in general, are left out of this specific comparison — neither offers a public audit report suited to RWA vendor due diligence (Ankr shares its SOC 2 Type II report only under NDA), which is the deciding criterion for this use case rather than raw chain coverage. Dwellir is included for its dedicated archive clusters and SLA terms, with the caveat that it too has no public attestation.

Provider	Pricing model	Free tier	Dedicated nodes	Archive & trace	Why it matters for RWA
Chainstack	Method-agnostic (1 RU standard, 2 RU archive/trace)	3M RU/month, 25 RPS, no card required	Yes (Pro plan and up)	Yes, paid plans (Growth and up)	Dual SOC 2 Type II + ISO 27001, flat pricing, and MEV protection by default eliminate cost uncertainty and vendor risk for regulated workloads
RouteMesh	Per-request, tiered by routing class ($3–6/1M requests)	Free public community endpoint	No (routing layer)	Depends on the upstream node it routes to	Automatic failover across 15+ underlying providers reduces the single-endpoint downtime risk RWA compliance polling can’t tolerate
Dwellir	Method-agnostic (1 credit per response)	20 responses/s, 100,000 responses/day	Yes, dedicated archive cluster listed at $12,600/mo for Ethereum	Trace/debug on paid plans; full archive state on dedicated clusters	Flat per-response billing and a 99.99% SLA on dedicated clusters (custom terms), but no SOC 2 or ISO 27001 attestation found publicly
Blockdaemon	Free API tier and self-serve Starter/Growth plans; dedicated nodes and Enterprise by quote	Yes (5 RPS API tier)	Yes, node clusters with automated failover	Not publicly detailed for Ethereum — confirm per contract	SOC 2 + ISO 27001 institutional stack serving 400+ regulated institutions — the closest match to Chainstack’s own certification story among non-direct providers
Infura	Credit-based, method-weighted	Limited credits/day	No dedicated node product listed	Archive on all plans; debug/trace from Developer	Ethereum-native with ConsenSys institutional credentials; no SOC 2 or ISO 27001 listed on its pricing page
Alchemy	CU-weighted (26 CU/eth_call)	30M CUs/month	No (private endpoints)	Archive on all plans; Debug/Trace on pay-as-you-go and above	Strong developer tooling; CU weighting inflates cost for compliance-heavy eth_call workloads
Quicknode	Credit-weighted by method	1-month trial only	Dedicated clusters	Archive on all tiers; trace/debug on paid plans	SOC 2 Type II + ISO 27001 — the strongest published compliance stack among direct competitors; full archive on all tiers

Chainstack

Chainstack’s position for RWA infrastructure combines dual SOC 2 Type II and ISO 27001 certification, method-agnostic pricing, and Dedicated Nodes with contractual SLA — the requirements that appear most consistently on institutional vendor due diligence checklists. For teams building ERC-3643 or ERC-1400 protocols, the absence of method weighting means 10,000 eth_call compliance checks against recent state cost exactly the same as 10,000 eth_getBlockByNumber calls, removing cost modeling complexity from compliance infrastructure planning.

Global Nodes provide geo-balanced shared infrastructure across multiple regions with 99.99%+ uptime, appropriate for teams at early to mid-scale. The Pro plan and above unlock Dedicated Nodes for infrastructure isolation and predictable throughput. The Unlimited Node add-on converts billing entirely to a flat monthly fee across 25–500 RPS tiers — the right model for RWA protocols running continuous background compliance polling and event indexing that generate high but predictable request volume. Archive and debug/trace access are included on every paid plan (Growth and up), billed at the 2 RU archive rate rather than gated behind a separate add-on.

Limitations: The free tier caps at 25 RPS, insufficient for production-scale continuous compliance polling. Enterprise SLA and dedicated account management require the $990/month Enterprise plan.

Fit by workload:

• RWA compliance (ERC-3643/ERC-1400): Excellent — method-agnostic pricing, archive on paid plans, dual certification, and Dedicated Nodes make this the top choice for compliance-critical workloads
• Archive and audit trail access: Excellent — debug_traceTransaction and full archive available on paid plans (Growth and up) at the 2 RU rate
• Enterprise / regulated deployments: Excellent — contractual SLA, isolated Dedicated Nodes, and dual audit reports meet institutional due diligence requirements that a single certification often doesn’t satisfy on its own

RouteMesh

RouteMesh is an intelligent RPC routing layer covering 1,000+ EVM networks, aggregating 15+ underlying providers behind a single endpoint with real-time health scoring and automatic failover between them. Pricing is $3 per million requests standard and $6 per million for premium routing. Customers include LI.FI (routing 97% of its EVM RPC calls through RouteMesh across 60+ chains), Vaults.fyi, and DAMM Capital.

For RWA infrastructure specifically, the value is availability rather than raw speed: the introduction section above notes that a tokenized treasury protocol can tolerate 200ms response times but not a 30-second endpoint outage. RouteMesh’s routing across multiple upstream providers means a single provider incident doesn’t take the endpoint down — traffic reroutes automatically to a healthy backend. It is a routing and monitoring layer rather than a node operator, so archive depth, trace availability, and compliance certifications depend on which underlying provider a given request lands on, not on RouteMesh itself.

Limitations: RouteMesh doesn’t operate its own dedicated Ethereum infrastructure or publish its own compliance certification — teams needing a single attestable vendor for audit purposes will still need to evaluate the underlying providers it routes to. Archive and trace support varies by which backend serves a given request.

Fit by workload:

• RWA compliance (ERC-3643/ERC-1400): Good — the failover model directly reduces gap risk during compliance polling, though it adds a routing hop between the app and the node that actually holds compliance certification
• Archive and audit trail access: Moderate — depends entirely on the underlying provider a request routes to at that moment
• Enterprise / regulated deployments: Limited — no published SOC 2 or ISO 27001 of its own; institutional buyers will need to pair it with a certified upstream provider for the compliance story

Dwellir

Dwellir is a Swedish RPC provider with a long Polkadot track record that now serves 150+ networks, Ethereum among them. For RWA teams the relevant pieces are a managed API over HTTPS and WebSocket with debug and trace methods on paid plans, eth_getLogs over up to 10,000 blocks from the Growth plan, and dedicated archive clusters with full archive state, no rate limits, and a 99.99% uptime SLA on custom terms.

Billing is method-agnostic at one credit per response, which suits eth_call-heavy eligibility checks: Free covers 20 responses/second and 100,000 responses per day, Developer is $49/month (25M responses), Growth $299/month (150M), and Scale $999/month (500M, 5,000 responses/second). Unlimited Nodes start at $119/month flat, and a dedicated Ethereum archive cluster is listed at $12,600/month.

Limitations: We found no SOC 2 or ISO 27001 attestation on Dwellir’s public pricing and dedicated-cluster pages, which makes it a weaker fit than Chainstack, Quicknode, or Blockdaemon wherever vendor due diligence requires audit reports. Teams that still want it should request compliance documents before committing.

Fit by workload:

• RWA compliance (ERC-3643/ERC-1400): Good — flat per-response billing keeps continuous eligibility checks predictable; compliance evidence has to come from elsewhere
• Archive and audit trail access: Strong — trace/debug on paid plans and full archive state on dedicated clusters
• Enterprise / regulated deployments: Limited — a contractual SLA is available on dedicated clusters, but no published SOC 2 or ISO 27001

Blockdaemon

Blockdaemon is institutional blockchain infrastructure built for custody, staking, tokenization, and node operation in one bundle, serving 400+ institutions including banks, asset managers, and exchanges across $110B+ in secured assets. Ethereum RPC access runs through production node clusters with automated scaling and failover, positioned explicitly for regulated buyers rather than individual developers.

For RWA specifically, Blockdaemon’s certification stack — SOC 2 and ISO 27001, alongside OFAC/sanctions-list compliance — gives institutional issuers the audit-backed posture their procurement teams expect. The tradeoff is procurement friction: its docs list a free API tier (5 RPS) and self-serve Starter and Growth plans, but dedicated nodes and Enterprise are quote-based, so a production RWA deployment typically ends in a sales conversation.

Limitations: Dedicated nodes and Enterprise terms are quote-based, so a production deployment requires a sales cycle beyond the entry API tiers. Archive depth and trace method availability for Ethereum specifically aren’t detailed publicly — confirm directly for compliance-heavy audit workloads.

Fit by workload:

• RWA compliance (ERC-3643/ERC-1400): Strong — the compliance and custody bundle matches what a regulated issuer’s procurement team is already looking for, once the sales process clears
• Archive and audit trail access: Moderate — dedicated node clusters support it, but per-chain archive depth for Ethereum isn’t published
• Enterprise / regulated deployments: Excellent — this is Blockdaemon’s core buyer; 400+ institutional customers and a dual-certification stack built specifically for this audience

Infura

Infura is the most established Ethereum-native provider, operating as ConsenSys‘ infrastructure layer and the default RPC for MetaMask. For teams with existing ConsenSys ecosystem relationships, or building wallets and dApps targeting MetaMask’s user base, Infura offers depth of Ethereum protocol integration and institutional familiarity that carries weight in vendor selection discussions with regulated platforms.

Full archive data is listed on every plan, including the free Core tier, while the debug/trace API starts on the Developer plan. eth_getLogs with deep historical range and debug_traceTransaction both depend on archive-enabled endpoints. Credit-based pricing is method-weighted, with eth_getLogs costing substantially more credits than simpler reads. Infura’s pricing page lists no SOC 2 or ISO 27001 attestation of its own; teams should confirm with ConsenSys which reports cover Infura before citing either in a procurement document. The Enterprise plan adds auto-scaling and an enhanced support SLA.

Limitations: There is no dedicated node product, and no public compliance attestation, which adds procurement friction for regulated RWA protocols. Standard plans do not include a contractual SLA.

Fit by workload:

• RWA compliance (ERC-3643/ERC-1400): Strong — reliable WebSocket support and deep Ethereum protocol expertise; no public compliance attestation to hand to a procurement team
• Archive and audit trail access: Good — archive data on every plan; debug/trace from the Developer plan
• Enterprise / regulated deployments: Moderate — Enterprise plan offers an enhanced support SLA and ConsenSys institutional credentials, but no public attestation or dedicated nodes

Alchemy

Alchemy is the strongest option for Ethereum developer tooling, with a mature SDK ecosystem, Notify webhooks for event delivery, and a free tier at 30M CUs per month with no time limit. The Transact API adds reliability guarantees for transaction broadcast, and the webhook infrastructure reduces reliance on polling eth_getLogs for event-driven workflows.

The CU structure needs careful evaluation for production RWA workloads: eth_call currently costs 26 CU per request. An RWA protocol running 100,000 compliance checks daily consumes 2.6M CUs per day — roughly 9% of the monthly free tier every day, so the 30M-CU allowance lasts under 12 days at that rate. Alchemy publishes SOC 2 Type II certification but does not publish ISO 27001 — a distinction worth checking directly if a compliance team specifically requires both. Alchemy does not offer dedicated nodes in the traditional sense; infrastructure isolation runs through private endpoints, which don’t provide guaranteed throughput under load the way a dedicated cluster does.

Limitations: CU weighting makes Alchemy expensive at scale for eth_call-heavy compliance workloads. No dedicated nodes means no guaranteed throughput isolation for production RWA protocols during busy settlement windows.

Fit by workload:

• RWA compliance (ERC-3643/ERC-1400): Good — solid reliability and archive access on paid tiers; CU weighting creates cost unpredictability at scale
• Archive and audit trail access: Good — archive on all plans; Debug/Trace on pay-as-you-go and above
• Enterprise / regulated deployments: Moderate — SOC 2 Type II only; no dedicated nodes and no standard contractual SLA below Enterprise tier

Quicknode

Quicknode carries the most extensive published compliance posture of any direct competitor in this comparison: SOC 2 Type II and ISO 27001. For RWA protocols subject to regulatory audit, where vendor attestation must be presented to compliance officers, that certification stack is straightforward to cite. Archive access is available on all plans, trace and debug methods start on the Build plan, and dedicated clusters are available for teams needing isolated throughput.

Current plans run from Build ($49/month) through Accelerate ($249/month), Scale ($499/month), and Business ($999/month) up to custom Business+ and Enterprise tiers. Build costs the same $49/month as Chainstack’s Growth plan but tops out at 50 RPS against Growth’s 250 RPS. There’s no permanent free plan; new accounts get a one-month free trial (10M credits, 15 RPS) before it converts to a paid subscription. Credit-weighted pricing for eth_call and eth_getLogs increases effective cost for compliance-heavy workloads relative to method-agnostic pricing — teams evaluating Quicknode for continuous compliance polling should model their specific method mix against a cost comparison before committing to a tier.

Limitations: No permanent free tier — only a one-month trial. Credit-weighted pricing for eth_call-heavy RWA compliance workloads means the effective cost per check climbs faster than the sticker price suggests.

Fit by workload:

• RWA compliance (ERC-3643/ERC-1400): Excellent — strongest compliance certification stack among direct competitors; full archive on all plans, trace/debug from the Build plan
• Archive and audit trail access: Excellent — archive on all plans, with debug and trace on paid plans
• Enterprise / regulated deployments: Excellent — SOC 2 Type II + ISO 27001 provides broad vendor attestation for institutional due diligence, at a higher list price per unit of throughput than Chainstack

Real-world performance benchmark

Ethereum is tracked on the Chainstack performance dashboard, which measures method-level latency across providers and regions including EU, US West, and Asia-Pacific. For RWA infrastructure specifically, the most diagnostic metrics are eth_call response time — your compliance check latency floor — and eth_getLogs query time under realistic block ranges of 1,000–5,000 blocks. compare.chainstack.com gives a faster top-level read if you just want a current ranking rather than a per-method breakdown.

Before committing to a provider, benchmark from your actual deployment region rather than relying on aggregated averages. p95 and p99 latency are more relevant than median for compliance-critical workflows where a single slow response blocks a transfer.

⚡ Benchmark before you commit: Run a curl timing loop or a short k6 script against each provider’s endpoint from your target region before finalizing your infrastructure choice — even a 100-request sample surfaces meaningful p95 differences for eth_call and eth_getLogs.

Getting started with RWA on Chainstack

Deploy a production Ethereum endpoint for RWA infrastructure in a few steps and build better with Ethereum on Chainstack:

1. Log in to the Chainstack console (or create an account).
2. Create a new project
3. Select Ethereum as your blockchain protocol
4. Choose network: Ethereum Mainnet or Sepolia / Hoodi testnet
5. Deploy the node
6. Open Access and credentials and copy your HTTPS and WebSocket endpoints

For continuous background indexing workloads — the standard pattern for RWA event monitoring — evaluate Dedicated Nodes or the Unlimited Node add-on after the initial deploy to eliminate per-request billing entirely; both are available inside the same project.

Here is a minimal compliance eligibility check using eth_call via web3.py, the pattern that runs on every investor transfer attempt in an ERC-3643 protocol:

from web3 import Web3

w3 = Web3(Web3.HTTPProvider("YOUR_CHAINSTACK_ENDPOINT"))

# Minimal ABI for ERC-3643 identity registry isVerified()
IDENTITY_REGISTRY_ABI = [
    {
        "inputs": [{"type": "address", "name": "userAddress"}],
        "name": "isVerified",
        "outputs": [{"type": "bool"}],
        "stateMutability": "view",
        "type": "function",
    }
]

IDENTITY_REGISTRY_ADDRESS = w3.to_checksum_address("YOUR_IDENTITY_REGISTRY")
registry = w3.eth.contract(address=IDENTITY_REGISTRY_ADDRESS, abi=IDENTITY_REGISTRY_ABI)

def check_investor_eligibility(investor_address: str) -> bool:
    return registry.functions.isVerified(
        w3.to_checksum_address(investor_address)
    ).call()

print(check_investor_eligibility("YOUR_WALLET_ADDRESS"))

📖 For the full integration guide, see the Chainstack Ethereum tooling documentation.

Need testnet ETH? Grab some from the Chainstack Sepolia faucet.

🤖 You can also access Chainstack Ethereum RPC directly from Claude, Cursor, Codex, Windsurf, Gemini CLI, GitHub Copilot, Antigravity, Claude.ai, or ChatGPT using Chainstack MCP. For a fuller agent stack — MCP, the Chainstack skill, llms.txt for context ingestion, and WebMCP for agentic browsers — see the Chainstack Agents page.

Conclusion

Provider selection for Ethereum RWA in 2026 is primarily a compliance question, not a performance question. Archive access defaults, published certification depth, pricing predictability for eth_call-heavy compliance workflows, and dedicated infrastructure isolation separate the providers here more than raw latency does.

• For compliance-critical RWA with institutional due diligence requirements: Chainstack — dual SOC 2 Type II + ISO 27001, method-agnostic pricing, archive on paid plans, MEV protection by default
• For teams that want managed failover across many upstream Ethereum providers: RouteMesh — automatic rerouting reduces single-endpoint downtime risk during compliance polling
• For teams that want flat per-response billing and a dedicated archive cluster: Dwellir — trace/debug on paid plans and a 99.99% SLA on dedicated clusters, but no public SOC 2 or ISO 27001
• For institutional issuers already evaluating custody or staking vendors: Blockdaemon — bundles compliance-grade nodes with custody and tokenization services
• For established Ethereum-native deployments with ConsenSys ecosystem ties: Infura — deepest Ethereum protocol familiarity, archive data on every plan
• For developer-centric RWA dApps at early stage: Alchemy — generous free tier and Ethereum tooling depth; CU weighting becomes a constraint at scale
• For teams that specifically need ISO 27001 alongside SOC 2 from a direct competitor: Quicknode — strongest published compliance stack among direct competitors, at a higher list price per unit of throughput

Frequently asked questions

Q: What RPC methods do ERC-3643 RWA protocols call most frequently on Ethereum?

The most frequent methods are eth_call for eligibility checks against the ONCHAINID identity registry on every transfer simulation, eth_getLogs for indexing Transfer and ComplianceCheck events across both the token contract and the identity registry, and eth_subscribe("logs") for real-time event streaming. Archive methods — eth_getStorageAt and debug_traceTransaction — run less frequently but are essential for audit trail reconstruction.

Q: Which Ethereum RPC provider is best for prototyping an RWA compliance workflow before committing to a paid plan?

Chainstack and Alchemy both offer permanent free tiers with no time limit — Chainstack at 3M RU/month with no card required, Alchemy at 30M CUs/month. Quicknode’s entry offering is a one-month trial that converts to a paid plan afterward, not a standalone free tier. RouteMesh and Dwellir both offer lower-friction access for early testing (Dwellir has a free plan with 100,000 responses per day), though neither publishes the compliance certification a production RWA deployment will eventually need.

Q: How do I migrate an existing RWA protocol from Infura or Alchemy to a method-agnostic provider without downtime?

Deploy the new endpoint alongside the existing one, point a canary percentage of traffic at it, and compare eth_call and eth_getLogs responses against your current provider before cutting over fully. Because Chainstack, Infura, and Alchemy all expose standard JSON-RPC, the application code doesn’t need to change — only the endpoint URL and any provider-specific rate-limit handling. Keep the old endpoint live until the new one has run a full settlement cycle without a compliance event gap.

Q: What RPC latency does a production Ethereum RWA protocol need?

RWA infrastructure is consistency-critical rather than ultra-low-latency. A p95 below 500ms for eth_call and under 2 seconds for paginated eth_getLogs across a 5,000-block range is sufficient for most protocols. More important than median latency is the absence of rate-limit interruptions during compliance polling and settlement windows. Benchmark from your deployment region using the Chainstack performance dashboard before committing.

Q: Which providers have published certifications relevant to RWA vendor due diligence?

Chainstack holds both SOC 2 Type II (December 2025) and ISO 27001 (July 2026). Quicknode and Blockdaemon also publish both SOC 2 Type II and ISO 27001. Alchemy publishes SOC 2 Type II only — not ISO 27001. Infura’s pricing page lists neither; confirm with ConsenSys which reports cover Infura. RouteMesh, as a routing layer, doesn’t publish certifications of its own — the certification that matters is whichever underlying provider ultimately serves the request. We found no SOC 2 or ISO 27001 attestation for Dwellir either, so request documents from it directly.

Q: How much more does method-weighted pricing cost for RWA compliance workloads?

eth_call costs 26 CU on Alchemy versus 1 RU on Chainstack for the same recent-state read. A protocol running 500,000 compliance checks per month against recent state uses 500,000 RUs on Chainstack (roughly $1.25 at the effective plan rate of about $2.45–$2.50 per million) against 13M CUs on Alchemy at 26 CU per call, on this method alone. Total cost impact depends on your full method mix — run your own numbers through the cost comparison rather than assuming a flat multiplier applies to every method.

Additional resources

• How to get an Ethereum RPC endpoint in 2026
• Ethereum tooling documentation — Chainstack Docs
• Ethereum methods — Chainstack Docs
• Enable Debug & Trace APIs for your Ethereum node — Chainstack Docs
• Blockchain infrastructure for RWA
• RPC infrastructure for RWA: EVM node requirements
• More Ethereum tutorials and articles on the Chainstack Blog
• Chainstack pricing