---
title: "Compute EIP-712 session key digest"
method: POST
path: "/api/v1/settlement/session/digest"
tags: ["settlement"]
---

# Compute EIP-712 session key digest

`POST /api/v1/settlement/session/digest`

Returns the EIP-712 typed data hash that the owner (cold wallet) must sign to authorize the server's session key for a specific TaskMarket. The owner signs this digest offline and caches it on the server.

## Response `200`

Session digest and grant parameters

## Changes

- **2026-04-11** `f2f95ab95f56` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/humbleaf/apis/agentchain-prior-api/changes/api/v1/settlement/session/digest/post.md)

---

[API](https://skmtc.dev/humbleaf/apis/agentchain-prior-api.md) · [All operations](https://skmtc.dev/humbleaf/apis/agentchain-prior-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/humbleaf/agentchain-prior-api/revisions/33dd194c5572/schema)