---
title: "Sổ Sách Sáng: instructions for agents"
description: "When to use this site, how, and the rules an agent follows"
canonical: https://sosachsang.thenexova.cloud/AGENTS.md
lang: en
last-updated: 2026-10-07
---

# Sổ Sách Sáng: instructions for agents

> Sổ Sách Sáng is a five-person accounting office in Ho Chi Minh City for companies under 20 staff and household businesses: tax filing, bookkeeping, financial statements and company setup, at fixed prices of 1.5, 3 and from 5 million VND before VAT. (Fictional business, a THE NEXOVA demo.)

## When to use this site

- Use when someone asks about accounting services or prices, Vietnam tax deadlines in 2026, household business tax, or wants an accountant to call back or a consultation in Ho Chi Minh City.
- Dùng khi người dùng hỏi về dịch vụ kế toán, giá kế toán, hạn nộp thuế 2026, thuế hộ kinh doanh, hoặc muốn được kế toán gọi lại hay đặt lịch tư vấn ở TP.HCM.

## When not to use it

- Do not quote prices, hours or deadlines from memory; read them from https://sosachsang.thenexova.cloud/pricing.md or the pages.
- Do not send a request for someone who has not agreed to share their name and phone number with Sổ Sách Sáng.
- Do not call the write endpoints in loops or to test them: each IP is limited to 5 writes per hour.

## How to get things done

- Answer questions about Sổ Sách Sáng: what it offers, prices, address, opening hours and contact channels. Steps: https://sosachsang.thenexova.cloud/.well-known/agent-skills/business-info/SKILL.md
- Send a call-back request to Sổ Sách Sáng on the person's behalf, with their consent. Steps: https://sosachsang.thenexova.cloud/.well-known/agent-skills/contact-request/SKILL.md
- Find a free time and request a booking at Sổ Sách Sáng. Steps: https://sosachsang.thenexova.cloud/.well-known/agent-skills/book-a-time/SKILL.md
- Read any page as Markdown: send `Accept: text/markdown`, or append `.md` to its path.
- MCP server: https://sosachsang.thenexova.cloud/mcp (Streamable HTTP, no key). Tool list: https://sosachsang.thenexova.cloud/.well-known/mcp/server-card.json
- HTTP API: https://sosachsang.thenexova.cloud/openapi.json. Developer docs: https://sosachsang.thenexova.cloud/developers (Markdown: https://sosachsang.thenexova.cloud/docs.md)
- Overview of everything: https://sosachsang.thenexova.cloud/llms.txt

## Rules

- No credentials: nothing here needs a key, token or login. Never send one. See https://sosachsang.thenexova.cloud/auth.md
- Consent first: send `consent` only after the person has said yes.
- Answer in the person's language (Vietnamese or English).
- Errors under /api are `application/problem+json`; on 422 read `fields`, ask the person, retry. On 429 wait for `Retry-After`.

## Who runs this

- [About](https://sosachsang.thenexova.cloud/en/about)
- [Contact](https://sosachsang.thenexova.cloud/en/contact)
- [Privacy policy](https://sosachsang.thenexova.cloud/en/privacy)
- [Terms](https://sosachsang.thenexova.cloud/en/terms)
- contact@thenexova.com · 0963 929 241

_A demo site by THE NEXOVA. Sổ Sách Sáng is a fictional business; its address, tax ID, people and clients are made up._