# Letra da Lei (ChatGPT App)

> Brazilian legal research

- Type: app
- Publisher: Letra da Lei (official)
- Categories: Research, Business
- Website: https://chatgpt.com/plugins/plugin_asdk_app_6a340f7357f081918671d8cac7544365
- Open in ChatGPT: https://chatgpt.com/plugins/plugin_asdk_app_6a340f7357f081918671d8cac7544365
- Version: 1.0.0
- Listed: 2026-10-04

## About

Research Brazilian law without leaving ChatGPT. Letra da Lei finds the laws and precedents that apply to your case and delivers the full text with the citation and a link to the official source. Every answer is grounded in the real sources it consulted. Not legal advice.

## How to use

1. **Add it in ChatGPT** Open Letra da Lei in ChatGPT's Plugin directory (button above), select + to add it and sign in if asked.

2. **Use it in a chat** Type @ in the composer and pick Letra da Lei, or start your message with its name. ChatGPT may also suggest it when it fits what you ask.

## Skills

- **Petição Inicial (Letra da Lei)**: Redige petição inicial brasileira (CPC art. 319) com fundamentação verificada via MCP.
- **Pesquisa Jurídica (Letra da Lei)**: Pesquisa legislação e jurisprudência brasileiras com fontes verificáveis via MCP.
- **Fundamentação Judicial (Letra da Lei)**: Estrutura fundamentação de sentença/decisão conforme CPC art. 489, § 1º, com dispositivos verificados.
- **Contestação (Letra da Lei)**: Redige contestação cível brasileira (CPC arts. 335-342) com fundamentação verificada via MCP.
- **Análise Processual (Letra da Lei)**: Diagnostica a fase processual e redige a peça cabível (réplica, recursos, cumprimento etc.).

## Example prompts

- "Qual o prazo para o consumidor exercer o direito de arrependimento em compras feitas pela internet, segundo o CDC?"

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Source: https://chatgptplugins.directory/apps/letra-da-lei · Index: https://chatgptplugins.directory/llms.txt · Independent and community-run. Not affiliated with or endorsed by OpenAI. ChatGPT is a trademark of OpenAI.