> ## Documentation Index
> Fetch the complete documentation index at: https://www.helius.dev/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Parsed Events Reference

> API reference for Parsed Events REST requests.

Parsed Events is generally available on all plans. Authenticate with your project's API key. Parse Transactions, Parsed Transaction History, List IDL Versions, and Get IDL cost 10 credits per request; Scan Transaction History costs 10 credits plus 1 credit per history page scanned. See [Credits](https://www.helius.dev/docs/billing/credits.md#standard-credits).

Parsed Events has five REST methods.

| Method | Endpoint |
| - | - |
| Parse Transactions | `POST /v1/parsed-events/transactions` |
| Parsed Transaction History | `POST /v1/parsed-events/transaction-history` |
| Scan Transaction History | `POST /v1/parsed-events/scan` |
| List IDL Versions | `GET /v1/parsed-events/idl/{programId}` |
| Get IDL | `GET /v1/parsed-events/idl/{programId}/{slot}` |

> [card] [Parse Transactions](https://www.helius.dev/docs/api-reference/parsed-events/transactions.md)
>
> Parse one or more transaction signatures.

> [card] [Parsed Transaction History](https://www.helius.dev/docs/api-reference/parsed-events/transaction-history.md)
>
> Fetch parsed address history with optional filters.

> [card] [Parsed Streams](https://www.helius.dev/docs/parsed-streams.md)
>
> Stream the same decoded transactions in real time over WebSocket.


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