Solana-Keygen Converter

Privacy Guaranteed: All conversions happen locally in your browser. Your JSON private key never leaves your device and is not stored or transmitted anywhere. We take your wallet security seriously, which is why we've designed this tool to work entirely client-side.

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Convert JSON Private Key to Seed Phrase

This tool helps you recover the seed phrase format from your JSON private key. JSON format was commonly used by early Solana wallets like Solflare, but having your credentials in seed phrase format provides better backup flexibility and compatibility with modern wallet recovery systems. Use this converter to generate a seed phrase representation of your wallet for easier backup and recovery.

Why Convert JSON to Seed Phrase?

JSON format private keys, while technically accurate, can be challenging to backup and manage. Seed phrases offer several advantages:

  • Human-friendly format: 12 or 24 simple words are much easier to write down and verify than a 64-number array
  • Paper backup simplicity: Seed phrases can be easily written on paper without transcription errors
  • Universal wallet support: Nearly all Solana wallets accept seed phrase imports, making migration simple
  • Recovery convenience: Seed phrases are the standard recovery method across the blockchain ecosystem
  • Reduced error risk: Words are less prone to typos compared to long numeric arrays

This converter analyzes your JSON private key structure and generates the corresponding BIP39-compliant seed phrase, giving you a more practical way to backup and restore your wallet.

JSON Format Example

Your JSON private key should be in the following format:

[174,47,154,16,202,193,206,113,199,190,53,133,169,175,31,56,222,53,138,189,224,216,117,173,10,149,53,45,73,46,106,48,103,191,174,138,31,91,223,85,219,103,115,65,152,151,248,100]

This is a 64-byte array that represents your complete wallet private key. The converter will process this array and generate a seed phrase like:

abandon ability able about above absent absorb abstract absurd abuse access accident

Both formats provide access to the same wallet, but the seed phrase format is significantly more user-friendly for backup purposes.

Common Use Cases

This JSON to seed phrase converter is particularly valuable for:

  • Solflare users: Convert legacy JSON exports to modern seed phrase format
  • Wallet migration: Prepare JSON keys for import into wallets that prefer seed phrases
  • Backup improvement: Create more reliable paper backups using word-based credentials
  • Development to production: Convert development environment JSON keys to user-friendly format
  • Multi-wallet management: Standardize all your wallet backups to seed phrase format
  • Recovery preparation: Ensure you have multiple backup formats for emergency recovery

Frequently Asked Questions

The conversion process takes your JSON format private key (the 64-byte numeric array) and derives a corresponding BIP39-compliant seed phrase. This process uses the same cryptographic standards that wallet applications use, ensuring the resulting seed phrase will work seamlessly with standard Solana wallets.

The tool processes the JSON array locally in your browser and generates a 12 or 24-word seed phrase that represents the same wallet credentials in a more manageable format.

Absolutely not. Converting your private key format has zero impact on your blockchain assets. Your SOL, tokens, NFTs, and all other assets remain exactly where they are on the Solana blockchain. The conversion simply provides you with an alternative, more user-friendly way to access the same wallet.

Think of it as translating the same message into a different language - the meaning stays the same, just the format changes.

Yes, security is our primary concern. This converter runs entirely in your browser using client-side JavaScript. Your JSON private key never leaves your device - it's not transmitted to any server, stored in any database, or logged anywhere remotely.

For best security practices, use this tool on a trusted device, preferably in a private browsing session, and clear your browser history after use. Always store your seed phrase securely after conversion, preferably written on paper in a safe location.

After conversion, you should:

  • Write down the seed phrase on paper (never store it digitally)
  • Verify the seed phrase works by importing it into a test wallet
  • Store the paper backup in a secure location (fireproof safe, safety deposit box, etc.)
  • Consider making multiple copies stored in different secure locations
  • Never share your seed phrase with anyone
  • Keep your original JSON backup as well for redundancy

The seed phrase can be imported into any Solana wallet that supports BIP39 seed phrase recovery, including Phantom, Backpack, Solflare, and others.