---
title: "Get Ai Prompt"
method: GET
path: "/mcp/ai_prompt"
tags: ["MCP"]
---

# Get Ai Prompt

`GET /mcp/ai_prompt`

## Request

- Base URL: `https://api.agentstack.tech` (the document declares no server; this is the origin it was published from)
- URL: `https://api.agentstack.tech/mcp/ai_prompt`
- Auth: one of:
  - API key in header `X-API-Key`
  - HTTP bearer

AI system prompt for MCP agents.

``mode=contract`` — bootstrap (prose cap 8 KiB). ``mode=full`` (default) — workflows + pointers.

## Query parameters

- `mode` string
- `locale` string, nullable: BCP-47 hint for error_codes copy (ru/en/pt)

## Response `200`

Successful Response

- object

## Other responses

- `400`: Bad Request
- `401`: Unauthorized
- `403`: Forbidden
- `404`: Not Found
- `409`: Conflict
- `422`: Validation Error
- `429`: Too Many Requests
- `500`: Internal Server Error

---

[API](https://skmtc.dev/agentstack/apis/agentstack-core-api.md) · [All operations](https://skmtc.dev/agentstack/apis/agentstack-core-api/llms.txt) · [OpenAPI document](https://skmtc.dev/agentstack/apis/agentstack-core-api/revisions/8ecf3406e74a?raw)