---
title: "Save a conversation secret"
method: POST
path: "/sessions/{id}/secrets"
---

# Save a conversation secret

`POST /sessions/{id}/secrets`

## Request

- Base URL: `https://api.agentsky.dev/v1`
- URL: `https://api.agentsky.dev/v1/sessions/{id}/secrets`
- Auth: HTTP bearer

Save a pasted credential in the conversation's vault, as the composer's guard does (`name`, `host`, `header`, `valueTemplate`, `value`); answers the reference to put in the message instead of the value.

## Path parameters

- `id` string, required

## Request body

- object
  - `name` string, required
  - `host` string
  - `header` string
  - `valueTemplate` string
  - `value` string, required

## Response `200`

OK

- object

## Other responses

- `400`: Error — { error: { code, message } }
- `401`: Error — { error: { code, message } }
- `403`: Error — { error: { code, message } }
- `404`: Error — { error: { code, message } }
- `422`: Error — { error: { code, message } }
- `default`: Error — { error: { code, message, request_id } }

## Changes

- **2026-11-02** `e5e8f0229a99`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/agentsky/apis/agentsky-developer-api/changes/sessions/:id/secrets/post.md)

---

[API](https://skmtc.dev/agentsky/apis/agentsky-developer-api.md) - [All operations](https://skmtc.dev/agentsky/apis/agentsky-developer-api/llms.txt) - [OpenAPI document](https://skmtc.dev/agentsky/apis/agentsky-developer-api/revisions/8280a065ef6a?raw)