Bitcoin PIR

Bitcoin PIR for wallet developers

Look up Bitcoin UTXOs without telling the server which addresses you care about. Three backends, one SDK, fully reproducible builds.

Playground →

Paste an address, run a real query, see the exact SDK code for your wallet.

Wire explorer →

Inspect every WebSocket frame and verify the four privacy invariants hold on your traffic.

API reference →

Integration guides, SDK reference, protocol spec, privacy guarantees, attestation.

Live servers

  • hint: wss://weikeng1.bitcoinpir.org (Hetzner, no SEV)
  • query: wss://weikeng2.bitcoinpir.org (VPSBG, SEV-SNP Tier 3)