Ably MCP Server for Pydantic AIGive Pydantic AI instant access to 14 tools to Batch Presence, Batch Publish, Batch Push Publish, and more
GDPR Free for SubscribersPydantic AI brings type-safe agent development to Python with first-class MCP support. Connect Ably through Vinkius and every tool is automatically validated against Pydantic schemas. catch errors at build time, not in production.
Ask AI about this MCP Server for Pydantic AI
The Ably MCP Server for Pydantic AI is a standout in the Communication Messaging category — giving your AI agent 14 tools to work with, ready to go from day one.
Vinkius delivers Streamable HTTP and SSE to any MCP client
Geminiimport asyncio
from pydantic_ai import Agent
from pydantic_ai.mcp import MCPServerHTTP
async def main():
# Your Vinkius token. get it at cloud.vinkius.com
server = MCPServerHTTP(url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp")
agent = Agent(
model="openai:gpt-4o",
mcp_servers=[server],
system_prompt=(
"You are an assistant with access to Ably "
"(14 tools)."
),
)
result = await agent.run(
"What tools are available in Ably?"
)
print(result.data)
asyncio.run(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 Ably MCP Server
Connect your Ably account to any AI agent to orchestrate real-time communication infrastructure through natural language. This server provides full access to the Ably REST API for robust pub/sub messaging and presence management.
Pydantic AI validates every Ably tool response against typed schemas, catching data inconsistencies at build time. Connect 14 tools through Vinkius and switch between OpenAI, Anthropic, or Gemini without changing your integration code. full type safety, structured output guarantees, and dependency injection for testable agents.
What you can do
- Messaging — Publish messages to single or multiple channels, retrieve message history, and update or delete existing messages.
- Presence Tracking — Monitor real-time member status and history within specific channels to see who is online.
- Push Notifications — Send direct push notifications to devices or client IDs for mobile and web engagement.
- Channel Management — List active channels, fetch metadata, and monitor usage statistics across your application.
- Security & Tokens — Revoke tokens before expiry to maintain tight control over your real-time infrastructure access.
The Ably MCP Server exposes 14 tools through the Vinkius. Connect it to Pydantic AI in under two minutes — credentials fully managed, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
All 14 Ably tools available for Pydantic AI
When Pydantic AI connects to Ably through Vinkius, your AI agent gets direct access to every tool listed below — spanning pub-sub, real-time-messaging, push-notifications, 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.
Batch presence on Ably
Get presence for multiple channels
Batch publish on Ably
Publish messages to multiple channels at once
Batch push publish on Ably
Publish batch push notifications
Get channel metadata on Ably
Get metadata for a specific channel
Get message on Ably
Get a specific message by serial
Get messages on Ably
Retrieve message history for a channel
Get presence on Ably
Get current presence members for a channel
Get presence history on Ably
Get presence history for a channel
Get stats on Ably
Retrieve application usage statistics
List channels on Ably
Enumerate all active channels
Publish message on Ably
Publish a message to a specific channel
Push publish on Ably
Publish a direct push notification
Revoke tokens on Ably
Requires revocableTokens: true on the API key. Revoke Ably tokens before their expiry
Update message on Ably
Update, delete, or append to a message
Connect Ably to Pydantic AI via MCP
Follow these steps to wire Ably into Pydantic AI. The entire setup takes under two minutes — your credentials stay safe behind Vinkius.
Install Pydantic AI
pip install pydantic-aiReplace the token
[YOUR_TOKEN_HERE] with your Vinkius tokenRun the agent
agent.py and run: python agent.pyExplore tools
Why Use Pydantic AI with the Ably MCP Server
Pydantic AI provides unique advantages when paired with Ably through the Model Context Protocol.
Full type safety: every MCP tool response is validated against Pydantic models, catching data inconsistencies before they reach your application
Model-agnostic architecture. switch between OpenAI, Anthropic, or Gemini without changing your Ably integration code
Structured output guarantee: Pydantic AI ensures tool results conform to defined schemas, eliminating runtime type errors
Dependency injection system cleanly separates your Ably connection logic from agent behavior for testable, maintainable code
Ably + Pydantic AI Use Cases
Practical scenarios where Pydantic AI combined with the Ably MCP Server delivers measurable value.
Type-safe data pipelines: query Ably with guaranteed response schemas, feeding validated data into downstream processing
API orchestration: chain multiple Ably tool calls with Pydantic validation at each step to ensure data integrity end-to-end
Production monitoring: build validated alert agents that query Ably and output structured, schema-compliant notifications
Testing and QA: use Pydantic AI's dependency injection to mock Ably responses and write comprehensive agent tests
Example Prompts for Ably in Pydantic AI
Ready-to-use prompts you can give your Pydantic AI agent to start working with Ably immediately.
"Publish a message to the 'orders' channel with the event name 'new_order' and data '{"id": 123}'"
"Check who is currently online in the 'chat-room-1' channel."
"Show me the usage statistics for my Ably application."
Troubleshooting Ably MCP Server with Pydantic AI
Common issues when connecting Ably to Pydantic AI through Vinkius, and how to resolve them.
MCPServerHTTP not found
pip install --upgrade pydantic-aiAbly + Pydantic AI FAQ
Common questions about integrating Ably MCP Server with Pydantic AI.
How does Pydantic AI discover MCP tools?
MCPServerHTTP instance with the server URL. Pydantic AI connects, discovers all tools, and generates typed Python interfaces automatically.Does Pydantic AI validate MCP tool responses?
Can I switch LLM providers without changing MCP code?
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