CNJ (Datajud API Pública) MCP Server for Vercel AI SDKGive Vercel AI SDK instant access to 3 tools to Search Process By Number, Search Processes Advanced, Search Processes By Class And Organ
GDPR Free for SubscribersThe Vercel AI SDK is the TypeScript toolkit for building AI-powered applications. Connect CNJ (Datajud API Pública) through Vinkius and every tool is available as a typed function. ready for React Server Components, API routes, or any Node.js backend.
Ask AI about this MCP Server for Vercel AI SDK
The CNJ (Datajud API Pública) MCP Server for Vercel AI SDK is a standout in the Data Management category — giving your AI agent 3 tools to work with, ready to go from day one.
Vinkius delivers Streamable HTTP and SSE to any MCP client
Geminiimport { createMCPClient } from "@ai-sdk/mcp";
import { generateText } from "ai";
import { openai } from "@ai-sdk/openai";
async function main() {
const mcpClient = await createMCPClient({
transport: {
type: "http",
// Your Vinkius token. get it at cloud.vinkius.com
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
});
try {
const tools = await mcpClient.tools();
const { text } = await generateText({
model: openai("gpt-4o"),
tools,
prompt: "Using CNJ (Datajud API Pública), list all available capabilities.",
});
console.log(text);
} finally {
await mcpClient.close();
}
}
main();
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About CNJ (Datajud API Pública) MCP Server
Connect to the CNJ Datajud Public API to perform deep searches across the Brazilian judicial system. This server allows AI agents to retrieve detailed metadata about lawsuits, court movements, and procedural history directly from the official national database.
The Vercel AI SDK gives every CNJ (Datajud API Pública) tool full TypeScript type inference, IDE autocomplete, and compile-time error checking. Connect 3 tools through Vinkius and stream results progressively to React, Svelte, or Vue components. works on Edge Functions, Cloudflare Workers, and any Node.js runtime.
What you can do
- Search by CNJ Number — Retrieve full details of a specific lawsuit using its unique unformatted numbering and the target court alias.
- Class & Organ Filtering — Find processes categorized by their Procedural Class (TPU) and specific Court Organ codes.
- Advanced Elasticsearch Queries — Execute complex searches using the full power of Elasticsearch Query DSL to filter by dates, parties, or specific metadata fields.
- Court Coverage — Access data from various courts including TRFs, TJs, TST, and more via their respective API aliases.
The CNJ (Datajud API Pública) MCP Server exposes 3 tools through the Vinkius. Connect it to Vercel AI SDK in under two minutes — credentials fully managed, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
All 3 CNJ (Datajud API Pública) tools available for Vercel AI SDK
When Vercel AI SDK connects to CNJ (Datajud API Pública) through Vinkius, your AI agent gets direct access to every tool listed below — spanning judicial-records, brazil-law, procedural-data, and more. Every call runs in a secure, isolated environment with full audit visibility. Beyond a simple connection, you get real-time monitoring of agent activity, enterprise governance, and optimized token usage.
Search process by number on CNJ (Datajud API Pública)
g., api_publica_trf1, api_publica_tjsp). Search for a specific judicial process by its CNJ number
Search processes advanced on CNJ (Datajud API Pública)
Execute an advanced Elasticsearch query against the Datajud API
Search processes by class and organ on CNJ (Datajud API Pública)
Search processes by Procedural Class and Court Organ
Connect CNJ (Datajud API Pública) to Vercel AI SDK via MCP
Follow these steps to wire CNJ (Datajud API Pública) into Vercel AI SDK. The entire setup takes under two minutes — your credentials stay safe behind Vinkius.
Install dependencies
npm install @ai-sdk/mcp ai @ai-sdk/openaiReplace the token
[YOUR_TOKEN_HERE] with your Vinkius tokenRun the script
agent.ts and run with npx tsx agent.tsExplore tools
Why Use Vercel AI SDK with the CNJ (Datajud API Pública) MCP Server
Vercel AI SDK provides unique advantages when paired with CNJ (Datajud API Pública) through the Model Context Protocol.
TypeScript-first: every MCP tool gets full type inference, IDE autocomplete, and compile-time error checking out of the box
Framework-agnostic core works with Next.js, Nuxt, SvelteKit, or any Node.js runtime. same CNJ (Datajud API Pública) integration everywhere
Built-in streaming UI primitives let you display CNJ (Datajud API Pública) tool results progressively in React, Svelte, or Vue components
Edge-compatible: the AI SDK runs on Vercel Edge Functions, Cloudflare Workers, and other edge runtimes for minimal latency
CNJ (Datajud API Pública) + Vercel AI SDK Use Cases
Practical scenarios where Vercel AI SDK combined with the CNJ (Datajud API Pública) MCP Server delivers measurable value.
AI-powered web apps: build dashboards that query CNJ (Datajud API Pública) in real-time and stream results to the UI with zero loading states
API backends: create serverless endpoints that orchestrate CNJ (Datajud API Pública) tools and return structured JSON responses to any frontend
Chatbots with tool use: embed CNJ (Datajud API Pública) capabilities into conversational interfaces with streaming responses and tool call visibility
Internal tools: build admin panels where team members interact with CNJ (Datajud API Pública) through natural language queries
Example Prompts for CNJ (Datajud API Pública) in Vercel AI SDK
Ready-to-use prompts you can give your Vercel AI SDK agent to start working with CNJ (Datajud API Pública) immediately.
"Search for process number 50012345620234036100 in the TRF3 public API."
"List 5 processes from TJDFT with class code 1116 and organ code 12345."
"Run an advanced search in TST for processes moved in the last 7 days."
Troubleshooting CNJ (Datajud API Pública) MCP Server with Vercel AI SDK
Common issues when connecting CNJ (Datajud API Pública) to Vercel AI SDK through Vinkius, and how to resolve them.
createMCPClient is not a function
npm install @ai-sdk/mcpCNJ (Datajud API Pública) + Vercel AI SDK FAQ
Common questions about integrating CNJ (Datajud API Pública) MCP Server with Vercel AI SDK.
How does the Vercel AI SDK connect to MCP servers?
createMCPClient from @ai-sdk/mcp and pass the server URL. The SDK discovers all tools and provides typed TypeScript interfaces for each one.Can I use MCP tools in Edge Functions?
Does it support streaming tool results?
useChat and streamText that handle tool calls and display results progressively in the UI.Explore More MCP Servers
View all →
ElevenLabs Alternative
34 toolsGenerate lifelike speech, clone voices, and create sound effects using ElevenLabs' industry-leading AI audio technology.
Evvnt Marketing & Distribution
10 toolsEquip your AI agent to manage events, track syndication reports, and monitor distribution via the Evvnt API.
AgroLog
11 toolsAccess grain monitoring data via AgroLog — monitor temperature, moisture, CO2, crop levels, weather, and control aeration systems from any AI agent.
CellarPass
8 toolsManage winery tasting room reservations, experiences, availability, venues, and guest history for your CellarPass account through natural conversation.