JSONPlaceholder MCP Server for Google ADKGive Google ADK instant access to 21 tools to Create Post, Delete Post, Get Album, and more
Google Agent Development Kit (ADK) is Google's framework for building production AI agents. Add JSONPlaceholder 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 JSONPlaceholder MCP Server for Google ADK is a standout in the Productivity category — giving your AI agent 21 tools to work with, ready to go from day one.
Vinkius delivers Streamable HTTP and SSE to any MCP client
from 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="jsonplaceholder_agent",
instruction=(
"You help users interact with JSONPlaceholder "
"using 21 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 JSONPlaceholder MCP Server
Connect to JSONPlaceholder, the industry-standard fake REST API, to simulate data interactions within your AI workflows. Perfect for developers testing MCP integrations or prototyping agentic behaviors without a real backend.
Google ADK natively supports JSONPlaceholder as an MCP tool provider. declare Vinkius Edge URL and the framework handles discovery, validation, and execution automatically. Combine 21 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
- Post Management — Use
list_posts,get_post,create_post,update_post,patch_post, anddelete_postto test full CRUD lifecycles. - Social Interactions — Query comments via
list_commentsandget_commentto simulate discussion threads and linking. - Media Handling — Explore
list_albums,get_album,list_photos, andget_phototo manage hierarchical media metadata. - Task Tracking — Use
list_todosto verify state-based logic and completion status in your agents. - Data Filtering — Test precise data retrieval by filtering lists by
userId,postId, oralbumIddirectly through tool parameters.
The JSONPlaceholder MCP Server exposes 21 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 21 JSONPlaceholder tools available for Google ADK
When Google ADK connects to JSONPlaceholder through Vinkius, your AI agent gets direct access to every tool listed below — spanning rest-api, mock-data, testing, 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.
Create post on JSONPlaceholder
Create a new post
Delete post on JSONPlaceholder
Delete a post
Get album on JSONPlaceholder
Get a specific album by ID
Get album photos on JSONPlaceholder
Get photos for a specific album
Get comment on JSONPlaceholder
Get a specific comment by ID
Get photo on JSONPlaceholder
Get a specific photo by ID
Get post on JSONPlaceholder
Get a specific post by ID
Get post comments on JSONPlaceholder
Get comments for a specific post
Get todo on JSONPlaceholder
Get a specific todo by ID
Get user on JSONPlaceholder
Get a specific user by ID
Get user albums on JSONPlaceholder
Get albums for a specific user
Get user posts on JSONPlaceholder
Get posts for a specific user
Get user todos on JSONPlaceholder
Get todos for a specific user
List albums on JSONPlaceholder
Can be filtered by userId. List all albums
List comments on JSONPlaceholder
Can be filtered by postId. List all comments
List photos on JSONPlaceholder
Can be filtered by albumId. List all photos
List posts on JSONPlaceholder
Can be filtered by userId. List all posts
List todos on JSONPlaceholder
Can be filtered by userId. List all todos
List users on JSONPlaceholder
List all users
Patch post on JSONPlaceholder
Update a post (partial)
Update post on JSONPlaceholder
Update a post (replace)
Connect JSONPlaceholder to Google ADK via MCP
Follow these steps to wire JSONPlaceholder 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 JSONPlaceholder MCP Server
Google ADK provides unique advantages when paired with JSONPlaceholder 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 JSONPlaceholder
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 JSONPlaceholder tools with BigQuery, Vertex AI, and Cloud Functions
JSONPlaceholder + Google ADK Use Cases
Practical scenarios where Google ADK combined with the JSONPlaceholder MCP Server delivers measurable value.
Enterprise data agents: ADK agents query JSONPlaceholder and cross-reference results with internal databases for comprehensive analysis
Multi-modal workflows: combine JSONPlaceholder tool responses with Gemini's vision and language capabilities in a single agent
Automated compliance checks: schedule ADK agents to query JSONPlaceholder regularly and flag policy violations or configuration drift
Internal tool platforms: build self-service agent platforms where teams connect their own MCP servers including JSONPlaceholder
Example Prompts for JSONPlaceholder in Google ADK
Ready-to-use prompts you can give your Google ADK agent to start working with JSONPlaceholder immediately.
"List all posts for user 1."
"Get the details for comment ID 5."
"Create a new post for user 10 with title 'MCP Test' and body 'Testing JSONPlaceholder'."
Troubleshooting JSONPlaceholder MCP Server with Google ADK
Common issues when connecting JSONPlaceholder to Google ADK through Vinkius, and how to resolve them.
McpToolset not found
pip install --upgrade google-adkJSONPlaceholder + Google ADK FAQ
Common questions about integrating JSONPlaceholder 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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