--- title: "Connect Langfuse and Twist - APIANT.ai" description: "When \"New Trace\" fires in Langfuse, your agent runs \"Post Message\" in Twist, or \"New Comment Posted in Thread\" in Twist to \"Add Comment\" in Langfuse." canonical: "https://apiant.ai/connect/langfuse-to-twist" --- # Connect Langfuse and Twist When **New Trace** fires in [Langfuse](https://apiant.ai/connections/langfuse), your agent runs **Post Message** in [Twist](https://apiant.ai/connections/twist), or **New Comment Posted in Thread** in Twist to **Add Comment** in Langfuse. Describe the whole flow and it is built, tested on every scenario and kept running. Langfuse **1** trigger Langfuse **14** actions Twist **3** triggers Twist **17** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want Langfuse and Twist to do together? Give your AI client this address. `https://mcp.apiant.ai` One connection does both: ask your client to act in an app once, or have it build an automation that keeps running. Any client that takes a remote MCP server. Nothing to install. Create your free account, then sign in once in your browser. ### Set it up in your client ### Claude Code Run this in the directory you want to work in. `claude mcp add --transport http -s project apiant-ai https://mcp.apiant.ai` Start Claude Code there, approve the server, and sign in in the browser page it opens. [Claude Code guide (opens in a new tab)](https://apiant.ai/docs/mcp/claude-code) ### Claude, web and desktop Open Customize, then Connectors, then Add custom connector, and paste the address. On Team and Enterprise an owner adds it first. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) ### Cursor Add the address to your MCP configuration as a server URL. Cursor signs you in in your browser. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) ### Zed Open Settings, then AI, then MCP Servers, then Add Server, then Add Remote Server. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) ### Codex and the ChatGPT desktop app Open Settings, then MCP servers, then Add server, and choose Streamable HTTP. From the terminal, Codex takes the address with its own add command and then signs you in. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) ### Any other MCP client Paste the address where the client asks for a remote MCP server URL, and name the server apiant-ai where it lets you. APIANT's skills reach the client over the same connection. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) Example flows ## What Langfuse and Twist can do together ### From Langfuse to Twist - When **New Trace** in Langfuse then **Post Message** in Twist - When **New Trace** in Langfuse then **Add channel** in Twist ### From Twist to Langfuse - When **New Comment Posted in Thread** in Twist then **Add Comment** in Langfuse - When **New Message Posted in Conversation** in Twist then **Add Dataset Item** in Langfuse Starting points drawn from the triggers and actions in the catalog today. Describe the flow you need, at any depth, and your agent builds it and tests every scenario before it ships. Everything your agent can do with Langfuse and Twist ## Triggers and actions 4 triggers · 31 actions - Trigger **New Trace** Polling trigger: fires for newly created traces (dedup by trace id / timestamp). - Action **Add Comment** Add a comment to a trace/observation/session/prompt object. - Action **Add Dataset** Create a new dataset. - Action **Add Dataset Item** Create an item (input/expected_output/metadata) in a dataset. - Action **Add Prompt** Create a new prompt version (text or chat). - Action **Add Score** Create a score attached to a trace/observation/session (numeric, categorical, or boolean). - Action **Delete Trace** Delete a trace by id. - Action **Get Project** Reads the Langfuse project that the connection's project-scoped API key belongs to. - Action **Get Prompt** Get a prompt by name (and optional version/label). - Action **Get Trace** Get a single trace by id, including nested observations/scores. - Action **List Dataset Items** List items in a dataset. - Action **List Datasets** List all datasets in the project. - Action **List Prompts** List all prompts in the project. - Action **List Scores** List scores with optional filters. - Action **List Traces** List traces with optional filters (user, session, tags, timerange). - Trigger **New Comment Posted in Thread** Triggers when a new comment is added in a thread. - Trigger **New Message Posted in Conversation** Triggers when a new message is added anywhere inside a conversation. - Trigger **New Thread Added to Channel** Triggers when a new thread is added to a channel. - Action **Add channel** Create a new channel in a workspace. - Action **Delete comment** Deletes a comment from a Twist thread. - Action **Delete thread** Remove a thread. - Action **Find Comment by Id** Gets a single Twist comment by its ID. - Action **Find Thread** Returns the threads in a channel whose title contains the specified text (case-insensitive), plus the first match. - Action **Find Thread by Id** Returns the Twist thread with the specified ID. - Action **Find User by Id** Finds a user by matching against their id. - Action **List channels** Return all channels in a workspace. - Action **List comments** Lists the comments in a Twist thread, newest first by default. - Action **List threads** Lists threads in a Twist channel, newest-updated first by default, with optional filters. - Action **List users** Lists all users in a Twist workspace. - Action **List workspaces** Gets all the workspaces (teams) the connected user belongs to. - Action **Post Comment** Post a comment to a thread you choose. - Action **Post Message** Posts a new message to an existing Twist conversation (direct message). - Action **Post Thread** Adds a new thread to a Twist channel. - Action **Update comment** Edit an existing comment's content. - Action **Update thread** Updates the title, content, attachments, action buttons or mentions of an existing Twist thread. ## Each app on its own - [ **Langfuse** Langfuse is an open-source LLM engineering platform (GitHub) that helps teams collaboratively debug...](https://apiant.ai/connections/langfuse) - [ **Twist** Twist keeps your conversations on-topic and in one place.](https://apiant.ai/connections/twist) Reviews ## What our customers say ## More from Langfuse - [ **Langfuse to 5DollarFootball** Football fixtures, results, standings and historical odds with corner and card lines](https://apiant.ai/connect/langfuse-to-5dollarfootball) - [ **Langfuse to Cloudflare Trace** Cloudflare Trace is a free JSON wrapper over Cloudflare's edge trace endpoint that reports what Cloudflare...](https://apiant.ai/connect/langfuse-to-cloudflare-trace) - [ **Langfuse to PaperClean** Clean document photos for printing, remove shadows, fix lighting](https://apiant.ai/connect/langfuse-to-paperclean) - [ **Langfuse to Postman** Postman is a platform for building and testing APIs.](https://apiant.ai/connect/langfuse-to-postman) - [ **Langfuse to Rendobar** Hosted media processing over REST: transcode, caption, watermark video](https://apiant.ai/connect/langfuse-to-rendobar) - [ **Langfuse to Runpod** Cloud GPU platform for renting on-demand compute to train and deploy AI models, including serverless...](https://apiant.ai/connect/langfuse-to-runpod) ## More into Twist - [ **HubSpot to Twist** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-twist) - [ **Salesforce to Twist** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-twist) - [ **Slack to Twist** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/slack-to-twist) - [ **Google Sheets to Twist** Google Sheets is Google's online spreadsheet app for creating, editing and sharing spreadsheets.](https://apiant.ai/connect/google-sheets-to-twist) - [ **Gmail to Twist** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-twist) - [ **Google Calendar to Twist** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-twist) Questions ## Langfuse and Twist, answered ### ### What can start an automation from Langfuse? Any of Langfuse's 1 trigger in the catalog, including New Trace. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in Twist when something happens in Langfuse? Any of Twist's 17 actions, including Post Comment, Post Message, Post Thread and Update comment. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from Twist to Langfuse? Yes. When something happens in Twist, your agent can act in Langfuse too. This page covers both directions: Twist's triggers and Langfuse's actions are listed here as well. ### ### Do I have to build a connector for Langfuse or Twist? No. Both are in the catalog with their triggers and actions. You describe the automation; your agent builds it, tests every scenario and keeps it running. ### ### Can my AI client use Langfuse and Twist without building an automation? Yes. With your AI client connected to APIANT, ask it to do something in either app once and it runs that action on the spot. Ask for an automation and your agent builds it, tests every scenario and keeps it running. One connection covers both. ### ### What happens when something fails? Your agent works that out for you. It plans the failure paths along with the happy path, then tests every scenario before it ships. ### ### Is there a free plan? Yes. Every plan includes the agent, including free, and building from your own AI client spends no assistant credits.