Protocol layer for legal billing

Kill the invoice.

Audit for buyers. Attestation for firms. Protocol for both.

For in-house counsel

Pick the path that matches your matter.

For law firms

Pick the path that matches your billing model.

The protocol

Runs underneath both sides.

The ledger

What's shipped. What's next.

2026 · Apr

OBP-L v1.0 — protocol spec shipped under Apache 2.0. 221/221 conformance fixtures pass.

• Shipped
2026 · Apr

31 patent claims filed across two provisional applications — buyer-side architecture, OOXML extraction, name-resolver protections.

• Shipped
2026 · May

Pyx Audit binary shipped — first paying customer onboarding. $665K residual exposed on $1.7M Foley fixture.

• Shipped
2026 · May

Pyx Flow in design with first private-equity general-counsel pilot — fund-formation document workflow.

• In motion
2026 · Q3

Firm-side product — billable-hour and project-based variants enter design.

• In design
2026 · Q4

First OBP-L conformant buyer + firm. Cryptographic settlement on a real billing cycle.

° Future