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Polygon

Polygon RPC Endpoint

High-volume Polygon PoS workloads run on 2-second blocks. A dedicated endpoint keeps indexers, games and payment flows in sync, from $49/mo.

chain id · 137 json-rpc 2.0 websocket

latency

In production at
Chainlink Enjin Tiingo Gains Network

Quick connect

Your endpoint, ready in one line.

Drop this URL into your RPC client, HTTP library or wallet config. No SDK install required.

HTTPS
https://eu.endpoints.matrixed.link/rpc/polygon?auth=YOUR_API_KEY
WebSocket
wss://eu.endpoints.matrixed.link/ws/polygon?auth=YOUR_API_KEY

Replace YOUR_API_KEY with your API key. Get a free key →

Connect

Pick your stack.

Copy-paste examples for the libraries you already use. Swap the API key, hit run.

import { ethers } from "ethers";

const provider = new ethers.JsonRpcProvider(
  "https://eu.endpoints.matrixed.link/rpc/polygon?auth=YOUR_API_KEY"
);

const blockNumber = await provider.getBlockNumber();
console.log("Latest block:", blockNumber);

About Polygon

Connect your dApp, bot, or protocol to Polygon Mainnet with BoltRPC. For DeFi bots making hundreds of RPC calls per minute, predictable request-unit pricing eliminates the cost unpredictability of opaque compute-weighted billing models.

Chain at a Glance

Chain ID137
ProtocolPoS sidechain
Block time~2 s
Native tokenPOL
FinalityEthereum L1 checkpoints (~30 min)
EVM compatibleYes

What Polygon is Built For

Polygon PoS is the primary EVM sidechain for high-volume, low-fee activity. It serves a broad ecosystem: gaming protocols, NFT marketplaces, enterprise blockchain projects and DeFi applications that need Ethereum compatibility without Ethereum gas costs. Chainlink oracle networks run on Polygon for price feeds and data delivery. POL replaced MATIC as the native token in 2024. The combination of 2-second blocks, low fees and EVM compatibility makes Polygon attractive for applications that need to process many transactions, which in turn requires an RPC provider that can handle sustained high request volumes without throttling.

Common Use Cases on Polygon

High-frequency DeFi bots Polygon’s low fees and 2-second blocks make it the chain of choice for DeFi bots that need to execute dozens of trades per minute. Yield aggregators poll lending rates across Aave, QuickSwap and other protocols continuously, calling eth_call on multiple contract addresses to find arbitrage windows. The volume of calls per session is an order of magnitude higher than on Ethereum mainnet, which is exactly why predictable request-unit RPC pricing matters here.

NFT marketplace backends NFT platforms on Polygon query ownership, metadata and transfer history at scale. A marketplace listing page may require dozens of eth_call and eth_getLogs requests to build a single user view. During active collection drops, this read load spikes sharply. Dedicated RPC handles the burst without dropping connections.

Gaming item ownership and in-game economies Blockchain games use Polygon for in-game assets: weapons, land parcels, player inventory. Backend systems query item ownership and player balances before every game action, generating sustained read traffic. WebSocket subscriptions let game servers react to on-chain trades and transfers instantly rather than polling every block.

Chainlink oracle integrations Chainlink oracle networks operate on Polygon to deliver price feeds and data to DeFi protocols. Infrastructure supporting Chainlink on Polygon requires reliable RPC access for both data submission and verification. BoltRPC’s parent company Matrixed.Link operates Chainlink oracle infrastructure, making it a natural fit for teams building Chainlink-adjacent workflows.

Why BoltRPC

Built for teams that ship on Polygon.

DeFi bot economics work differently on request-unit pricing

Polygon DeFi bots often make hundreds of RPC calls per minute: polling prices, checking liquidity, monitoring positions. On opaque compute-weighted billing, eth_getLogs and eth_call accumulate cost fast at that frequency. BoltRPC prices every method with a fixed, published RU weight, so bot operators can size a plan to their call mix instead of facing surprise multipliers. Your monthly bill is predictable.

High-frequency chain, high RPC demands

Polygon processes millions of transactions per day with 2-second block times. At that volume, public Polygon RPCs hit rate limits and drop connections under load. Production applications need a dedicated provider.

Consistent response times under load

BoltRPC delivers consistent response times regardless of Polygon network congestion. No degradation during peak periods.

Full EVM compatibility for quick migration

Polygon is EVM-compatible. Any Ethereum contract deploys to Polygon without modification. Switch the RPC endpoint and update the Chain ID.

WebSocket for event-driven DeFi

Subscribe to DEX events, liquidation triggers, and oracle updates via WebSocket. Event-driven architecture reduces unnecessary polling and RPC usage.

Testnet coverage included

BoltRPC also supports Polygon Amoy testnet, Polygon's current testnet. One provider covers your full development and production workflow.

Methods

Full JSON-RPC coverage.

Every standard Polygon method you'd expect. Archive-only methods are available on request for qualifying plans.

standard

5
eth_call eth_getLogs eth_sendRawTransaction eth_getTransactionReceipt eth_getBalance

FAQ

Polygon, explained.

Common questions about connecting to Polygon over BoltRPC.

Get started

Pick a chain. Point your client.

One endpoint format, 20+ networks, no SDK. Drop our URL into the client you already use and your integration is done.

https://eu.endpoints.matrixed.link/rpc/ {chain} ?auth= YOUR_API_KEY

No credit card required. · 14-day trial on any tier.