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Copy file name to clipboardExpand all lines: api-reference/endpoints.mdx
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@@ -63,7 +63,7 @@ We encourage developers to migrate to the unified WSS endpoint, however the orig
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### Key Features
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-**Available for**: Business and professional plans only (not the same as Yellowstone Geyser, which requires a Dedicated Node)
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-**Available for**: Developer, Business, and Professional plans (not the same as Yellowstone Geyser, which requires a Dedicated Node)
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-**Subscription methods**: Supports `transactionSubscribe` and `accountSubscribe`
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-**Connection management**: WebSockets have a 10-minute inactivity timer; implement health checks and send pings every minute to keep connections alive
Copy file name to clipboardExpand all lines: billing/credits.mdx
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@@ -189,40 +189,52 @@ Unlike regular credits that assign credits per call, data streaming products lik
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</tr>
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</thead>
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<tbody>
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<tr>
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<td><strong>Standard WebSockets</strong></td>
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<tdstyle={{textAlign: 'center'}}>2</td>
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<td>Per 0.1 MB of streamed data (uncompressed). All plans.</td>
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</tr>
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<tr>
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<td><strong>LaserStream gRPC</strong></td>
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<tdstyle={{textAlign: 'center'}}>3</td>
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<tdstyle={{textAlign: 'center'}}>2</td>
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<td>Per 0.1 MB of streamed data (uncompressed)</td>
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</tr>
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<tr>
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<td><strong>Enhanced WebSockets</strong></td>
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<tdstyle={{textAlign: 'center'}}>3</td>
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<td>Per 0.1 MB of streamed data (uncompressed). For users who upgrade to Business or Professional plans after October 16, 2025</td>
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<tdstyle={{textAlign: 'center'}}>2</td>
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<td>Per 0.1 MB of streamed data (uncompressed). All plans with Enhanced WSS access (Developer+).</td>
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</tr>
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<tr>
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<td><strong>Data Add-on (Pro Plan only)</strong></td>
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<tdstyle={{textAlign: 'center'}}>3</td>
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<tdstyle={{textAlign: 'center'}}>2</td>
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<td>Per 0.1 MB after included allowance (5-100TB). Applies to LaserStream and Enhanced WebSockets usage.</td>
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</tr>
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</tbody>
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</table>
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### Standard WebSockets
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All WebSocket streaming at Helius is now [powered by LaserStream infrastructure](https://www.helius.dev/blog/laserstream-websockets). Standard WSS traffic is metered at **2 credits per 0.1 MB** across all plans.
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<Warning>
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**WSS Metering Grace Period**: WSS metering activates for all projects on **April 12, 2026**. A 30-day grace period is in effect from the announcement date (March 12, 2026). Previously unmetered WSS traffic will be billed at the unified rate of 2 credits per 0.1 MB after the grace period ends.
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</Warning>
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### Enhanced WebSockets
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[Enhanced WebSockets](/enhanced-websockets) are available on Business and Professional plans.
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[Enhanced WebSockets](/enhanced-websockets) are available on Developer, Business, and Professional plans.
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Users who upgrade after October 16, 2025 pay 3 credits per 0.1 MB. Users on these plans before this date remain unmetered.
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All Enhanced WSS usage is metered at **2 credits per 0.1 MB**.
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### LaserStream
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[LaserStream](/laserstream) is available on Professional plans only for accessing Solana Mainnet-beta.
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[LaserStream](/laserstream)Mainnet is available on Business and Professional plans.
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LaserStream access for Solana Devnet is available on Developerand Business plans.
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LaserStream Devnet is available on Developer, Business, and Professional plans.
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All users pay 3 credits per 0.1 MB usage.
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All users pay **2 credits per 0.1 MB** usage.
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### Data Add-ons
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If you're on a Professional plan, you may purchase [Data Add-ons](/billing/plans#data-add-ons) between 5TB-100TB per month to be used for both Enhanced WebSockets and LaserStream.
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If you're on a Professional plan, you may purchase [Data Add-ons](/billing/plans#data-add-ons) between 5TB-100TB per month to be used for both Enhanced WebSockets and LaserStream.
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Overages will be billed at 3 credits per 0.1 MB.
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Overages will be billed at 2 credits per 0.1 MB.
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### Data Size
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Billing for data streaming products is based on uncompressed message size.
LaserStream provides ultra low-latency data streaming via gRPC, and includes advanced features such as historical replay, automatic reconnects, and multi-node reliability.
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@@ -92,7 +92,7 @@ To try Preprocessed Transactions (Beta), please contact our team via [Telegram](
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Want to try LaserStream? [Request a free trial](https://www.helius.dev/laserstream-contact).
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</Tip>
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### Enhanced WebSockets (Business+)
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### Enhanced WebSockets (Developer+)
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[Enhanced WSS](/enhanced-websockets) are performance-optimized WebSockets [powered by the same infrastructure](https://www.helius.dev/blog/introducing-next-generation-enhanced-websockets) that powers LaserStream. Enhanced WSS include advanced filtering, and account and transaction subscriptions.
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