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‎components/LazerPriceIdTable.tsx‎

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@@ -84,7 +84,7 @@ const LoadedLazerPriceIdTable = ({
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<div>
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<input
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type="text"
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placeholder="Search by symbol, name, description, or pyth lazer id..."
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placeholder="Search by symbol, name, description, or pyth pro id..."
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value={search}
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onChange={updateSearch}
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className="w-full p-2 mb-4 border border-gray-300 rounded-md"
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<th>Description</th>
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<th>Name</th>
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<th>Symbol</th>
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<th>Pyth Lazer Id</th>
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<th>Pyth Pro Id</th>
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<th>Exponent</th>
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</tr>
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</thead>

‎pages/price-feeds/_meta.json‎

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"title": "Introduction"
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},
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"pro": {
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"title": "Price Feeds Pro →",
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"title": "Pyth Pro →",
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"href": "/price-feeds/pro"
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},
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"core": {
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"title": "Price Feeds Core →",
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"title": "Pyth Core →",
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"href": "/price-feeds/core"
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}
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}

‎pages/price-feeds/index.mdx‎

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badge="Pro"
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badgeColor="bg-blue-600"
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icon={<LightningIcon />}
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title="Price Feeds Pro"
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title="Pyth Pro"
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description={<>Next-generation price feeds with ultra-low latency, equities and more. <br /><strong>Previously known as Lazer.</strong></>}
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features={[
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{ icon: <LightningIcon />, text: "Ultra-low latency" },
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badge="Core"
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badgeColor="bg-green-600"
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icon={<BarChartIcon />}
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title="Price Feeds Core"
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title="Pyth Core"
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description="The original Pyth price feeds - stable, secure, and decentralized price data for broad DeFi applications."
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features={[
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{ icon: <ClockIcon />, text: "400ms update frequency" },

‎pages/price-feeds/pro/_meta.json‎

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{
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"-- Lazer": {
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"title": "Lazer",
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"type": "separator"
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},
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"index": "Introduction",
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"getting-started": "Getting Started",
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},
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"acquire-access-token": "Acquire an Access Token",
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"subscribe-price-updates": "Subscribe to Price Updates",
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"subscribe-price-updates": "Subscribe to Prices",
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"integrate-as-consumer": "Integrate as a Consumer",
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"integrate-as-publisher": "Integrate as a Publisher",
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"href": "https://github.com/pyth-network/pyth-examples/tree/main/lazer",
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"newWindow": true
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},
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"-- Understand Lazer": {
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"title": "Understanding Lazer",
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"-- Understand Pyth Pro": {
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"title": "Understanding Pyth Pro",
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"type": "separator"
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},
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"how-lazer-works": "How Lazer Works"
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"how-lazer-works": "How Pyth Pro Works"
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}

‎pages/price-feeds/pro/acquire-access-token.mdx‎

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# Acquire an Access Token
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This guide explains how to acquire an access token for Pyth Lazer, which is required to authenticate websocket connections and subscribe to price updates.
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This guide explains how to acquire an access token for Pyth Pro, which is required to authenticate websocket connections and subscribe to price updates.
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## Request Access Token
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Please fill out [this form](https://tally.so/r/nP2lG5) to contact the Pyth team and get the access token.
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<Callout type="info">
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Access tokens are required for all Pyth Lazer websocket connections. Make sure
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Access tokens are required for all Pyth Pro websocket connections. Make sure
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to keep your token secure and do not share it publicly.
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</Callout>
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## Next Steps
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After acquiring your access token, you can proceed to [subscribe to price updates](./subscribe-price-updates.mdx) using the Pyth Lazer websocket API.
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After acquiring your access token, you can proceed to [subscribe to price updates](./subscribe-price-updates.mdx) using the Pyth Pro websocket API.

‎pages/price-feeds/pro/getting-started.mdx‎

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import { Callout, Steps } from "nextra/components";
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# Getting Started with Pyth Lazer
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# Getting Started with Pyth Pro
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Pyth Lazer is a high-performance, low-latency service that provides real-time financial market data.
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This guide will walk you through setting up and running a basic JavaScript example to subscribe to Lazer price feeds.
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Pyth Pro is a high-performance, low-latency service that provides real-time financial market data.
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This guide will walk you through setting up and running a basic JavaScript example to subscribe to Pyth Pro price feeds.
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## Prerequisites
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- **Node.js** (version 18 or higher)
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- **pnpm** package manager
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- **Git** for cloning the examples repository
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- A **Lazer Access Token** - see [How to Acquire an Access Token](./acquire-access-token) if you don't have one
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- A **Pyth Pro Access Token** - see [How to Acquire an Access Token](./acquire-access-token) if you don't have one
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<Steps>
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pnpm install
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```
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This will install `@pythnetwork/pyth-lazer-sdk`, which is the main Lazer SDK.
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This will install `@pythnetwork/pyth-lazer-sdk`, which will be used to subscribe to Pyth Pro prices.
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<Callout type="info">
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**Pyth Pro was previously known as Pyth Lazer**. The SDK remains the same.
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</Callout>
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### Configure Your Access Token
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Set your Lazer access token as an environment variable:
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Set your Pyth Pro access token as an environment variable:
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```bash copy
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export ACCESS_TOKEN=your_actual_token_here
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```
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<Callout type="warning" emoji="⚠️">
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Replace `your_actual_token_here` with your actual Lazer access token. If you
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Replace `your_actual_token_here` with your actual PythPro access token. If you
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don't have one, follow the [access token guide](./acquire-access-token) to
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obtain it.
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</Callout>
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### Run the Basic WebSocket Example
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Now you can run the basic example that demonstrates connecting to Lazer and receiving price updates:
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Now you can run the basic example that demonstrates connecting to Pyth Pro and receiving price updates:
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```bash copy
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pnpm run start
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```
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This command will subscribe to Pyth Lazer updates for two price feeds, receiving streaming updates.
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This command will subscribe to Pyth Pro updates for two price feeds, receiving streaming updates.
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Each update is then printed to the terminal on receipt.
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You should see output similar to the following:
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```
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```bash
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got message: {
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type: 'json',
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value: {
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### Understanding the Code
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The main example code in `src/index.ts` demonstrates the core Lazer integration pattern:
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The main example code in `src/index.ts` demonstrates the core Pyth Pro integration pattern:
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```typescript
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import { PythLazerClient } from "@pythnetwork/pyth-lazer-sdk";
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});
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```
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NOTE: Every property passed to `client.subscribe` are explained in the [API Reference](./websocket-api-reference).
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</Steps>
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## What's Next?
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Now that you've successfully run the basic Lazer example, you can explore more advanced integration patterns:
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Now that you've successfully run the basic Pyth Pro example, you can explore more advanced integration patterns:
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### More Information
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Explore additional Lazer capabilities:
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Explore additional Pyth Pro capabilities:
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- **[Subscribe to Price Updates](./subscribe-price-updates)** - Detailed guide on WebSocket subscriptions and message handling
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- **[Price Feed IDs](./price-feed-ids)** - Complete list of available price feeds and their identifiers
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### Blockchain Integration
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Learn how to integrate Lazer price feeds into your smart contracts:
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Learn how to integrate Pyth Pro price feeds into your smart contracts:
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- **[Solana Integration](./integrate-as-consumer/svm)** - Build SVM smart contracts that consume Lazer price feeds with cryptographic verification
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- **[EVM Integration](./integrate-as-consumer/evm)** - Integrate Lazer into Ethereum and other EVM-compatible chains
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- **[Solana Integration](./integrate-as-consumer/svm)** - Build SVM smart contracts that consume Pyth Pro price feeds with cryptographic verification
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- **[EVM Integration](./integrate-as-consumer/evm)** - Integrate Pyth Pro into Ethereum and other EVM-compatible chains
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### Example Applications
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‎pages/price-feeds/pro/how-lazer-works.mdx‎

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# How Pyth Lazer works
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# How Pyth Pro works
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Pyth Lazer is a permissioned service that provides ultra-low-latency price and market data to highly latency-sensitive users.
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Pyth Pro uses the same infrastructure as Pyth Lazer.
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It is a permissioned service that provides ultra-low-latency price and market data to highly latency-sensitive users.
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We are working on writing a detailed technical overview how Lazer works. Details will be added here as they are completed.
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We are working on writing a detailed technical overview how Pyth Pro infrastructure works. Details will be added here as they are completed.

‎pages/price-feeds/pro/index.mdx‎

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import Image from "next/image";
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import { Callout } from "nextra/components";
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import { Cards, Card } from 'nextra/components';
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import { KeyIcon, LightningIcon, BarChartIcon } from "../../../components/icons/ProductIcons";
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# Pyth Lazer
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# Pyth Pro
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Pyth Lazer is a low latency, highly customizable price oracle.
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<Callout type="info">
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Pyth Pro was previously known as Pyth Lazer.
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</Callout>
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Pyth Pro is a low latency, highly customizable price service directly sourced from first-party providers.
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It offers a customizable set of price feeds, target chains (EVM or Solana) and channels (real time or fixed rate):
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- Real time channels send updates as frequently as they become available;
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- Fixed rate channels send updates at fixed time intervals (you can choose between 50 ms or 200 ms).
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---
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The table below shows the difference between Pyth Core and Pyth Lazer:
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| | **Pyth Core** | **Pyth Lazer** |
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| ----------------------- | -------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------- |
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| **Solution Type** | Stable, secure, and decentralized price data source for a broad spectrum of DeFi or TradFi applications. | **Permissioned** service focused on **ultra-low-latency** price and market data for highly latency-sensitive users. |
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| **Frequency** | 400ms on Pythnet appchain with support for risk mitigation via Benchmarks and confidence intervals. | **1ms** (**real-time**), 50ms, and 200ms channels, **customizable** frequencies, and throttling support to address different needs. |
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| **Data Types** | Aggregate price and confidence intervals. | Aggregate price, bid/ask price, and **customizable** market data (market depth and more). |
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| **Fees** | On-chain fee per signed cross-chain price update. | On-chain fee per signed cross-chain price update. |
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| **Update Costs** | >1,000-byte proofs and complex signature verification. | **100-byte proofs** and simple signature verification. |
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| **Integration Process** | Open and permissionless integration for any Web3 or Web2 protocol. | **Specialized** and **permissioned** solution for protocols prioritizing performance over some elements of decentralization. |
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<Cards>
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<Card icon={<KeyIcon />} title="Get your access token" href="./getting-started" />
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<Card icon={<LightningIcon />} title="Subscribe to prices" href="./subscribe-price-updates" />
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<Card icon={<BarChartIcon />} title="Pricing" href="./pricing" />
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</Cards>

‎pages/price-feeds/pro/integrate-as-consumer.mdx‎

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# How to Integrate Pyth Lazer as a Consumer
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# How to verify Price Updates as a Consumer on Blockchain
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The following guides demonstrate how to integrate Pyth Lazer as a consumer in your application.
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The following guides demonstrate how to verify price updates as a consumer on blockchain.
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Lazer is available in Solana, Fogo, and EVM. Please consult the following guides to get started:
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Pyth Pro price updates can be verified on Solana, Fogo, and EVM chains. Please consult the following guides to get started:
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- [Solana and Fogo](integrate-as-consumer/svm)
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- [EVM](integrate-as-consumer/evm)
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Lazer price feeds can also be used in off-chain applications. See the
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Pyth Pro price updates can also be used in off-chain applications. See the
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[subscription guide](subscribe-price-updates) and the [Terms of Service](https://bafybeih2re4eaun3nzt5dyyc2bnjprw44kligacriftm24dfrjfik4ocv4.ipfs.w3s.link/250129-terms-of-service-pyth-lazer-final.pdf) for more information.

‎pages/price-feeds/pro/integrate-as-consumer/evm.mdx‎

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import { Callout, Tabs, Steps } from "nextra/components";
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# Integrate Pyth Lazer as a Consumer on EVM chains
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# Integrate as a Consumer on EVM chains
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This guide is intended to serve users who wants to consume prices from the Pyth Lazer on **EVM chains**.
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This guide is intended to serve users who wants to consume prices from the Pyth Pro on **EVM chains**.
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Integrating with Pyth Lazer in smart contracts as a consumer is a three-step process:
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Integrating with Pyth Pro in smart contracts as a consumer is a three-step process:
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1. **Use** Pyth Lazer SDK in EVM smart contracts to parse the price updates.
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2. **Subscribe** to Pyth Lazer websocket to receive price updates on backend or frontend.
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2. **Subscribe** to Pyth Pro websocket to receive price updates on backend or frontend.
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3. **Include** the price updates into the smart contract transactions.
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<Steps>
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### Use Pyth Lazer SDK in smart contracts
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Pyth Lazer provides a [Solidity SDK](https://github.com/pyth-network/pyth-crosschain/tree/main/lazer/contracts/evm), which allows consumers to parse the price updates.
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Pyth Pro provides a [Solidity SDK](https://github.com/pyth-network/pyth-crosschain/tree/main/lazer/contracts/evm), which allows consumers to parse the price updates.
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```bash copy
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forge install pyth-network/pyth-crosschain
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```
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Add an argument of type `bytes calldata{:solidity}` to the method which will receive the price udpate:
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```solidity copy
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function updatePrice(bytes calldata priceUpdate) public payable {
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price updates via WebSocket. This will be explained in the next step.
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</Callout>
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### Subscribe to Pyth Lazer to receive Price Updates
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### Subscribe to Pyth Pro to receive Price Updates
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Pyth Lazer provides a websocket endpoint to receive price updates. Moreover, Pyth Lazer also provides a [Typescript SDK](https://github.com/pyth-network/pyth-crosschain/tree/main/lazer/sdk/js) to subscribe to the websocket endpoint.
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Pyth Pro/Lazer provides a websocket endpoint to receive price updates. Moreover, Pyth Pro/Lazer also provides a [Typescript SDK](https://github.com/pyth-network/pyth-crosschain/tree/main/lazer/sdk/js) to subscribe to the websocket endpoint.
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Consult [How to subscribe to price updates from Pyth Lazer](../subscribe-price-updates.mdx) for a complete step-by-step guide.
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Consult [How to subscribe to price updates](../subscribe-price-updates.mdx) for a complete step-by-step guide.
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### Include the price updates into smart contract transactions
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## Additional Resources
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You may find these additional resources helpful for integrating Pyth Lazer into your EVM smart contracts.
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You may find these additional resources helpful for consuming prices from Pyth Pro into your EVM smart contracts.
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### Price Feed IDs
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Pyth Lazer supports a wide range of price feeds. Consult the [Price Feed IDs](../price-feed-ids.mdx) page for a complete list of supported price feeds.
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Pyth Pro supports a wide range of price feeds. Consult the [Price Feed IDs](../price-feed-ids.mdx) page for a complete list of supported price feeds.
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### Examples
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[Pyth-lazer-example-evm](https://github.com/pyth-network/pyth-examples/tree/main/lazer/evm) is a simple example contract that parses and consumes price updates from Pyth Lazer.
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[Pyth-lazer-example-evm](https://github.com/pyth-network/pyth-examples/tree/main/lazer/evm) is a simple example contract that parses and consumes price updates from Pyth Pro.
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[pyth-lazer-example-js](https://github.com/pyth-network/pyth-examples/tree/main/lazer/js) is a simple example for subscribing to the Pyth Lazer websocket.
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[pyth-lazer-example-js](https://github.com/pyth-network/pyth-examples/tree/main/lazer/js) is a simple example for subscribing to the Pyth Pro websocket.

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