---
title: "Verify an Ed25519 signature"
method: POST
path: "/v1/agent/verify"
tags: ["Agent Messaging"]
---

# Verify an Ed25519 signature

`POST /v1/agent/verify`

Public endpoint. Verify a detached Ed25519 signature on a message envelope.

## Request body

- object
  - `envelope` string, required
  - `signature` string, required — Base64-encoded Ed25519 signature
  - `sender_did` string, required

## Response `200`

Verification result

- object
  - `valid` boolean
  - `sender_did` string
  - `verified_at` string, date-time

---

[API](https://skmtc.net/voidly/apis/voidly-api.md) · [All operations](https://skmtc.net/voidly/apis/voidly-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/voidly/voidly-api/revisions/decbe6fd40a8/schema)