Chainlit Observability MCP for AI. Audit model failures and map conversation flow.
Works with every AI agent you already use
…and any MCP-compatible client








Connect to your AI in seconds.
Chainlit provides observability for AI applications, letting you audit chat threads and track LLM performance metrics securely. It maps global traffic statistics across your entire AI portfolio; lets you query full chronological conversations from users; and tracks every internal logic jump—identifying prompts, tool executions, and retrieval boundaries used per interaction.
What your AI can do
List projects
Retrieves a list of every configured Chainlit Cloud project space that is actively managing app tracking.
List threads
Identifies all individual conversational threads that occurred within a specified deployed project.
Get thread
Retrieves the full, exact payload for a single conversational thread, mapping its complete topology.
Retrieves global traffic data and usage figures across all configured applications.
Gets the complete, chronological transcript for a specific user interaction thread.
Maps out the internal decision process by listing every prompt and tool execution within a single chat session.
Collects explicit and implicit user reviews, including thumbs up/down signals, for performance tracking.
Retrieves a list of all independently tracked Chainlit Cloud project spaces.
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Chainlit MCP - 6 Tools
These tools let your agent audit conversational history by listing projects, retrieving thread payloads, tracking performance metrics, and analyzing user feedbacks.
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Add this MCP to Claude, Cursor, or Windsurf and your AI stops guessing. It gets real tools to look things up, take action, and handle the stuff you keep doing by hand.
Start using Chainlit on VinkiusList Projects
Retrieves a list of every configured Chainlit Cloud project space that is actively managing app tracking.
List Threads
Identifies all individual conversational threads that occurred within a specified...
Get Thread
Retrieves the full, exact payload for a single conversational thread, mapping its...
List Steps
Lists the raw sequence of programmatic interaction steps, defining the prompts and...
List Feedbacks
Lists all user reviews and feedback signals related to conversational accuracy and...
Get Stats
Pulls explicit analytics statistics detailing traffic volume and resource consumption across designated projects.
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Works with Claude, ChatGPT, Cursor, and more
The Model Context Protocol standardizes how applications expose capabilities to LLMs. Instead of operating in isolation, your AI gains direct access to external platforms, live data, and real-world actions through secure, standardized connections.
This connection provides 6 powerful capabilities that interface natively with Claude, ChatGPT, Cursor, and other compatible AI platforms. No middleware. No custom integration required.
Tracking chat performance manually means juggling multiple dashboards.
Today, if your AI agent has a bug or performs poorly, you have to jump between the chat platform's analytics dashboard, the log management system, and the user feedback portal. You copy project IDs here, search for conversations there, and manually correlate timestamps across three different tools just to figure out what went wrong.
With this MCP, your agent does the heavy lifting. It connects directly to the source data. You simply ask it to audit a failure; it pulls the full internal logic path, showing you exactly which prompt or tool execution failed. The result is immediate, structured diagnostics.
The Chainlit MCP gives you visibility into every logical step.
Before this, understanding the internal decision-making process was nearly impossible without deep access to proprietary backend logs. You couldn't tell if a bad response came from poor initial data or a flawed function call; it was a black box issue requiring developer guesswork.
Now, using `list_steps`, your agent opens that black box. It reveals the full stack: every prompt used and every tool executed in chronological order. You finally know exactly where to fix it.
What your AI can actually do with this
This MCP connects to your Chainlit Cloud projects, giving your agent direct access to deep conversation data. Instead of just seeing if the chatbot worked, you can look inside: audit specific interactions or pull global analytics mapping usage across all deployed apps. You'll get explicit records of what happened in every chat session, from listing the full thread payload to tracking user sentiment via collected feedbacks.
It’s crucial for diagnosing failures; your agent finds out exactly which internal prompts and tool calls led to a bad output. For product teams, this means automatically summarizing negative feedback or polling new chats for compliance parameters, all without manually reading logs. Integrating this through Vinkius lets you connect this powerful audit capability directly into your preferred AI client.
019d756b-c13a-72ca-83ae-2976210f76cd Here's how it actually works
The bottom line is that your agent can turn raw chat logs into actionable performance metrics by systematically querying project data and interaction histories.
First, subscribe to this MCP and provide your Chainlit Cloud URL along with the necessary Project API Key.
Next, direct your AI agent to identify the specific resource you want data from (e.g., list projects or select a thread).
Finally, prompt the agent using one of the available tools; it will execute the query and return structured diagnostics like traffic stats or detailed step logic.
Who is this actually for?
Product Managers need this when they want to prove value beyond simple uptime checks. QA Specialists use it when compliance requires auditing hundreds of conversations for tone or adherence. AI Developers rely on it the moment a model fails in production, needing immediate diagnostic data.
Periodically polls new conversation logs to evaluate tone and relevance across large volumes of chat history without manual log review.
Diagnoses model failures by demanding the exact sequence of prompts, tool calls, and parameters used when a bad output occurs.
Monitors the ratio of positive to negative user feedback, prompting the agent to automatically summarize all worst-performing chats for review.
What Changes When You Connect
Diagnose production errors instantly. By calling list_steps, you extract the full logical sequence, pinpointing whether a bad output resulted from an initial prompt or a flawed tool execution.
Track user sentiment systematically. Use list_feedbacks to gather all explicit and implicit ratings across your app—you get a metric of success versus failure immediately.
Monitor total application health. Calling get_stats gives you global traffic counts and usage figures, letting you understand the scale of activity without diving into dashboards.
Review specific conversations easily. You can use list_threads to find recent user interactions, then get_thread to pull the full payload for deep analysis on a single chat session.
Manage multiple apps efficiently. Start by using list_projects to see every independent tracking space you manage before running targeted audits.
See it in action
Identifying hallucination triggers
An agent needs to know why the model provided incorrect data for a client. It calls list_steps on the affected thread, which returns the exact prompt and internal tool execution that caused the failure, allowing immediate developer correction.
Calculating overall product value
A PM wants to know if the recent UI update improved user satisfaction. The agent calls list_feedbacks across all projects, grouping and summarizing negative outcomes ('thumbs down') versus positive ones.
Auditing compliance in chat logs
A QA team member needs to check if the bot is adhering to privacy policies. The agent calls list_threads for a specific project, then uses get_thread to pull transcripts and scan them for unmasked PII.
Debugging resource bottlenecks
The ops engineer notices slow performance spikes. They use get_stats to check traffic boundaries and consumption rates; if the usage is high, they narrow down the issue by listing all available projects via list_projects.
The honest tradeoffs
Checking data in isolation
Running only get_stats and assuming that tells you everything about performance.
No. You must combine calls. Use list_projects first to scope the area, then use get_stats to get the high-level view, and finally drill down with list_threads or list_steps to diagnose a specific incident.
Ignoring time boundaries
Trying to analyze historical data without knowing the precise date range.
Always confirm your scope. Use get_stats by specifying the required traffic boundary, or if you need a specific conversation, use list_threads with defined start and end dates.
Assuming single-source truth
Believing that just looking at user feedback is enough to explain model failure.
It's not. User ratings are subjective; the actual cause requires list_steps. The combination of a negative rating from list_feedbacks paired with the raw trace data from list_steps gives you the full picture.
When It Fits, When It Doesn't
Use this MCP if your primary need is observability. You need to diagnose why an AI agent behaved a certain way, or measure its real-world impact on users; that's what this connector does best. Don't use it if you just need to send a message or retrieve a static piece of information (use a messaging MCP instead). If your goal is purely data storage or CRUD operations outside of chat logs, then this isn't right for you—you need a dedicated database MCP. However, if you are building a conversational agent and suddenly realize it’s failing silently in production, this MCP is essential; the combination of list_projects to scope the environment and get_stats to measure impact makes it non-negotiable.
Questions you might have
How do I find out how many different AI apps I'm running with Chainlit? (list_projects) +
Call list_projects. This tool returns a clean list of all the independently tracked projects you have configured in your Cloud instance.
I need to see what users talked about today. Which tool do I use? (list_threads) +
Use list_threads. It finds and lists every unique conversational thread within a specific project, giving you the IDs needed for deeper inspection.
What is the difference between `get_thread` and `list_steps`? (get_thread) +
get_thread gives you the entire conversation payload—the raw chat transcript. list_steps, on the other hand, breaks that down into the machine logic: identifying each specific prompt or tool call made during the session.
How do I check if my chatbot is popular? (get_stats) +
get_stats pulls global metrics. It provides traffic boundaries and usage figures, telling you how many conversations were processed and what resource consumption was measured over time.
When I run `list_steps`, what does the raw programmatic interaction step actually show me? +
It reveals the exact sequence of internal logic jumps used in a single chat. You get explicit details on every prompt, the model's output, and which tools were executed during that specific interaction.
How can I use `list_feedbacks` to find all the specific reasons users rated my bot poorly? +
This tool aggregates user review feedbacks, letting you filter by sentiment (like 'thumbs down'). You can read explicit textual complaints and spot recurring issues, such as formatting problems or poor tone.
If I know the ID, how do I use `get_thread` to pull the full payload of one specific chat? +
You provide the unique thread ID, and the tool returns the complete data structure. This is ideal for compliance audits or recreating a session without pulling in surrounding conversations.
Before I use `list_projects`, what credentials do I need to connect my project? +
You must provide your Chainlit Cloud URL along with the associated Project API Key. These two pieces of information authenticate your agent and set the specific scope for all data queries.
Will the AI agent be able to monitor the user interactions and evaluate chat history? +
Yes! The agent can dive into the list_threads and get_thread endpoints to retrieve comprehensive interaction logs from your deployed Chainlit apps. You can essentially command the agent to read past AI chats, summarize usage, or identify edge cases in the user input.
Can it track the individual thought steps and LLM prompt tokens consumed? +
Absolutely. Using the list_steps tool, your agent analyzes the programmatic trace—including specific LLM calls, function blocks, or retrieval events. Thus, identifying hallucinations or latency issues is as easy as typing a prompt.
Is it possible to extract and analyze human feedback scores instantly? +
Yes. The integration provides native capabilities via list_feedbacks to retrieve the explicit thumbs up, down, and textual comments your users left on specific messages, streamlining QA.
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