CNJ (Datajud API Pública) MCP Server for Google ADKGive Google ADK instant access to 3 tools to Search Process By Number, Search Processes Advanced, Search Processes By Class And Organ
GDPR Free for SubscribersGoogle Agent Development Kit (ADK) is Google's framework for building production AI agents. Add CNJ (Datajud API Pública) as an MCP tool provider through Vinkius and your ADK agents can call every tool with full schema introspection.
Ask AI about this MCP Server for Google ADK
The CNJ (Datajud API Pública) MCP Server for Google ADK 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
Geminifrom google.adk.agents import Agent
from google.adk.tools.mcp_tool import McpToolset
from google.adk.tools.mcp_tool.mcp_session_manager import (
StreamableHTTPConnectionParams,
)
# Your Vinkius token. get it at cloud.vinkius.com
mcp_tools = McpToolset(
connection_params=StreamableHTTPConnectionParams(
url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
)
)
agent = Agent(
model="gemini-2.5-pro",
name="cnj_datajud_api_publica_agent",
instruction=(
"You help users interact with CNJ (Datajud API Pública) "
"using 3 available tools."
),
tools=[mcp_tools],
)
* 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.
Google ADK natively supports CNJ (Datajud API Pública) as an MCP tool provider. declare Vinkius Edge URL and the framework handles discovery, validation, and execution automatically. Combine 3 tools with Gemini's long-context reasoning for complex multi-tool workflows, with production-ready session management and evaluation built in.
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 Google ADK 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 Google ADK
When Google ADK 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 Google ADK via MCP
Follow these steps to wire CNJ (Datajud API Pública) into Google ADK. The entire setup takes under two minutes — your credentials stay safe behind Vinkius.
Install Google ADK
pip install google-adkReplace the token
[YOUR_TOKEN_HERE] with your Vinkius tokenCreate the agent
Explore tools
Why Use Google ADK with the CNJ (Datajud API Pública) MCP Server
Google ADK provides unique advantages when paired with CNJ (Datajud API Pública) through the Model Context Protocol.
Google ADK natively supports MCP tool servers. declare a tool provider and the framework handles discovery, validation, and execution
Built on Gemini models, ADK provides long-context reasoning ideal for complex multi-tool workflows with CNJ (Datajud API Pública)
Production-ready features like session management, evaluation, and deployment come built-in. not bolted on
Seamless integration with Google Cloud services means you can combine CNJ (Datajud API Pública) tools with BigQuery, Vertex AI, and Cloud Functions
CNJ (Datajud API Pública) + Google ADK Use Cases
Practical scenarios where Google ADK combined with the CNJ (Datajud API Pública) MCP Server delivers measurable value.
Enterprise data agents: ADK agents query CNJ (Datajud API Pública) and cross-reference results with internal databases for comprehensive analysis
Multi-modal workflows: combine CNJ (Datajud API Pública) tool responses with Gemini's vision and language capabilities in a single agent
Automated compliance checks: schedule ADK agents to query CNJ (Datajud API Pública) regularly and flag policy violations or configuration drift
Internal tool platforms: build self-service agent platforms where teams connect their own MCP servers including CNJ (Datajud API Pública)
Example Prompts for CNJ (Datajud API Pública) in Google ADK
Ready-to-use prompts you can give your Google ADK 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 Google ADK
Common issues when connecting CNJ (Datajud API Pública) to Google ADK through Vinkius, and how to resolve them.
McpToolset not found
pip install --upgrade google-adkCNJ (Datajud API Pública) + Google ADK FAQ
Common questions about integrating CNJ (Datajud API Pública) MCP Server with Google ADK.
How does Google ADK connect to MCP servers?
Can ADK agents use multiple MCP servers?
Which Gemini models work best with MCP tools?
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