For the complete documentation index, see llms.txt

Midnight Indexer

The Midnight Indexer is a set of components designed to optimize the flow of blockchain data from a Midnight node to end-user applications. It retrieves history of blocks, processes them, stores indexed data efficiently, and provides a GraphQL API for queries and subscriptions.

To download the component, click the appropriate link under Artifacts.

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VersionAll4.3.34.3.24.0.24.0.14.0.03.0.02.1.42.1.32.1.22.1.12.1.02.0.01.0.11.0.0

StatusAllLATESTSUPPORTEDUNSUPPORTEDDEPRECATED

Release 4.3.3LATEST

4 June 2026

Artifacts

• Chain Indexer Docker image
• Indexer API Docker image
• Wallet Indexer Docker image
• Indexer Standalone Docker image
• SPO Indexer Docker image

Summary

• Added per-connection and per-client subscription quotas to GraphQL WebSocket
• Introduced @beta GraphQL directive for in-flight API fields
• Added per-tree end indexes (zswapEndIndex, dustCommitmentEndIndex, dustGenerationEndIndex) to Block
• Added lazy transaction reference on nullifier event types
• Tightened shielded nullifier transactions input validation
• Renamed dust nullifier byte fields with LeBytes suffix (breaking, @beta only)
• Fixed dustGenerations subscription to deliver dtime updates on fresh subscriptions