surface 06 / build

Developers

Build against the open ZERO Runtime, Protocol, MCP catalog, public proof contracts, and replay exports without needing private internal access.

Open MCP catalog Read contracts

Runtimecanonical API

ProtocolMCP and schemas

Proofexports and verify

Runtime API/api/runtime is canonical. /api/engine remains a backward-compatible alias.MCP toolsRead and compute tools expose agents, mandates, paper simulation, evidence bundles, and proof export.Proof schemasEvidenceBundle, ReplayFrame, and AuditEntry contracts validate public transport shapes.Open repositoryThe public repository is the Runtime, Protocol, and Proof implementation surface.