RZ

rta — zero-knowledge proof of a threshold

lat.rta/rta

Prove a hidden value reached a threshold without revealing the value.

Yes, your AI can use this right now.Answered a live MCP handshake in 936 ms with no sign-in needed and exposes 2 tools.
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Settings → Connectors → Add custom connector
URL: https://rta.lat/mcp

2 tools, pulled live

Pulled straight from the server with tools/list on 2026-10-27.
list_predicatesread-only

List the thresholds ṚTA can prove: for each predicate, the name, the threshold value, the circuit size and a plain-language label. Use before generating a proof, so the agent knows which statement it can prove without revealing the underlying value.

verify_proofread-only

Verify a Groth16 zero-knowledge proof that a hidden value reached a threshold — for example 'the account balance is at least 1000'. The verifier learns that the threshold is met and never learns the value: the public signals are empty by construction. Returns whether the proof is valid, the predicate, and what the proof does NOT disclose. Use when a counterparty must show a threshold was met witho

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