Miden Roadmap

The Miden roadmap outlines major milestones and active areas of development across upcoming versions.

v0.9

Released on 20 May 2025

  • Network accounts: Accounts publicly visible onchain
  • Storage map hashing: Keys are hashed before insertion for safer storage
  • Batch and block updates: Blocks and batches now include transaction headers
  • Developer tools: Improved validation, debugging, and structured VM errors

v0.10

Released on 8 Jul 2025

  • Advanced authentication: Programmable auth stack with in-kernel deltas and per-procedure thresholds
  • Flexible note construction: Create and modify notes directly from scripts
  • P2IDE notes: New note type replacing P2IDR with time-locked notes
  • ScriptBuilder: Simplified API for building transactions and notes

v0.11

Released on 26 Aug 2025

  • New address format: Add Address struct for routing private notes to private accounts
  • Private multisig: First multisig component for shared control over private accounts
  • Transaction summaries: Enable offchain review and signing of state changes
  • Async execution: Non-blocking transaction flow for safer key handling
  • Rust compiler: Write and compile contracts and scripts in Rust
Learn more by reading the blog post here

v0.12

Released on 13 Nov 2025

  • Private note routing: Canonical transport layer for private notes
  • ECDSA signatures: Support for signing transactions using ECDSA
  • Basic guardrails: Collection and storage of transaction data
  • Address format: New address format with public keys and interface info
  • midenup: Miden toolchain installer and project scaffolding

v0.13

Set to release late Dec 2025

  • Separate block building and proving: Increase transaction throughput to 500 TPS
  • User-defined batches: Allow atomic transaction chains
  • Agglayer bridging: Bridge assets to Ethereum and Agglayer chains
  • Network transaction improvements: Public note creation and oracle calls
  • Full Rust compiler: Write any in-protocol code directly in Rust
  • Long-running clients: Clients sync automatically and react to events

v0.14

Set to release early Feb 2026

  • Private multisig: Integration of the Private State Management module
  • Programmable assets: Enable compliant, private stablecoins
  • Agglayer settlement: Block proof verification using the Agglayer
  • midenup improvements: Integrated testing and debugging in midenup
  • Transaction fees: Expose transaction fees to users

v0.15

Set to release late Mar 2026

  • Mainnet: Mainnet launch