1 Release published by 1 person

• 1.4.0

  published May 6, 2025

49 Pull requests merged by 17 people

• build: add event-delivery polling for cloud image

  #7911 merged May 6, 2025

• fix: wait on loguru to flush async logs from services

  #7908 merged May 6, 2025

• fix: truncate transaction and vertex messages

  #7893 merged May 6, 2025

• feat: event polling can process more than one event at a time

  #7858 merged May 5, 2025

• docs: Adding Best practices for Deploying and Running Langflow in production

  #7311 merged May 5, 2025

• chore: Upgrade codeflash to v0.12.0

  #7752 merged May 5, 2025

• fix: re-add name and description editing on tool mode except for Composio, fix MCP server code

  #7901 merged May 5, 2025

• docs: fix Hugging Face embeddings inference inputs

  #7843 merged May 5, 2025

• fix: flow_runner better run_id and support stream

  #7892 merged May 5, 2025

• chore: Update CI workflow to conditionally run tests based on the presence of a label

  #7905 merged May 5, 2025

• fix: anthropic Model component base url empty issue

  #7872 merged May 5, 2025

• fix: Deprecate Google Components

  #7880 merged May 5, 2025

• docs: adds Discord server reference in README

  #7902 merged May 5, 2025

• chore: Update codspeed workflow with timeout parameter

  #7903 merged May 5, 2025

• feat: Enhance main interface by ensuring persistent navbar visibility

  #7889 merged May 5, 2025

• docs: astra json tool example

  #7764 merged May 5, 2025

• chore: update test durations

  #7896 merged May 5, 2025

• fix: correct typo in pretty-logs property

  #7886 merged May 5, 2025

• feat: Change default event delivery method to streaming

  #7851 merged May 5, 2025

• fix: disable images on playground

  #7881 merged May 2, 2025

• fix: get backend url dynamically for mcp

  #7878 merged May 2, 2025

• fix: Update folder progress component sizing and correct analytics event name

  #7879 merged May 2, 2025

• fix: playground page allowing image upload even if feature flag is disabled

  #7877 merged May 2, 2025

• build(deps-dev): bump vite from 5.4.18 to 5.4.19 in /src/frontend

  #7870 merged May 2, 2025

• chore: Bump version numbers for langflow and langflow-base to 1.4.0 and 0.4.0 respectively

  #7867 merged May 2, 2025

• fix: Agent execution time duration display in streaming mode

  #7852 merged May 2, 2025

• fix: run flow multiple execution in tool mode

  #7873 merged May 2, 2025

• fix: update templates containing Agent and Tool components

  #7860 merged May 2, 2025

• fix: Streaming for anthropic models in Agents

  #7871 merged May 2, 2025

• fix: Icons on dropdown are inconsistent when search/selecting

  #7875 merged May 2, 2025

• fix: voice mode progress reliability

  #7830 merged May 1, 2025

• fix: transaction logging of pandas dataframes

  #7716 merged Apr 30, 2025

• chore: loosen langsmith version constraint

  #7869 merged Apr 30, 2025

• ffix: Update Gmail test to assert direct result_field return instead of full data dictionary (nightly fix)

  #7866 merged Apr 30, 2025

• fix: make component test pass if component tab is not present

  #7865 merged Apr 30, 2025

• fix: Enhance Gmail API Component with Field Extraction, Add Flow Locking, and Improve Test Stability (nightly fix)

  #7864 merged Apr 30, 2025

• response ids for 11L flow

  #7812 merged Apr 30, 2025

• fix: composio gmail output maps

  #7863 merged Apr 30, 2025

• fix: Update EmptyPageCommunity button dimensions and simplify icon positioning

  #7854 merged Apr 29, 2025

• fix: update texts on mcp component and tab, fix icons not updating

  #7850 merged Apr 29, 2025

• fix: make code button flash, fix mcp icon color

  #7848 merged Apr 29, 2025

• fix: update NestedDictInput value type to remove unnecessary Data option

  #7437 merged Apr 29, 2025

• feat: deprecate Gmail Loader Component

  #7844 merged Apr 29, 2025

• fix: make icons display correctly in composio dialog

  #7708 merged Apr 29, 2025

• feat: Sql toolkit tests

  #7842 merged Apr 29, 2025

• feat: Add MCP Server Settings to projects, rename Folder to Project

  #7741 merged Apr 29, 2025

• fix: change note toolbar wrong import that causes wrong padding

  #7847 merged Apr 29, 2025

• fix: Enhance Folder Sidebar Readability - increase Font Sizes and Adjust Layout Dimensions

  #7832 merged Apr 29, 2025

• fix: remove quick flash with already rendered icons

  #7828 merged Apr 29, 2025

12 Pull requests opened by 8 people

• feat: add bulk download and delete flows

  #7849 opened Apr 29, 2025

• feat: Update UX for Outputs

  #7853 opened Apr 29, 2025

• fix: Enhance API key extraction in voice mode authentication flow

  #7859 opened Apr 30, 2025

• Feature: Adds env var SECRET_KEY_DIR support

  #7868 opened Apr 30, 2025

• feat: add breaking change update modal, refactor dismissed updates

  #7882 opened May 2, 2025

• fix: LangSmith improve

  #7897 opened May 5, 2025

• bug: Langchain langsmith bump

  #7898 opened May 5, 2025

• feat: Add common telemetry fields

  #7899 opened May 5, 2025

• feat: Replace standard components with customizable versions and add Langflow Desktop support

  #7904 opened May 5, 2025

• feat: add validation for node js for npx based mcp command

  #7907 opened May 5, 2025

• feat: Update mcp_component add advanced True for env and headers

  #7909 opened May 6, 2025

• Website SEO maker

  #7912 opened May 6, 2025

23 Issues closed by 2 people

• Issues with text extraction

  #5160 closed May 5, 2025

• Input should be a valid dictionary or instance of Properties [type=model_type, input_value=None, input_type=NoneType]

  #5949 closed May 5, 2025

• Unable to enter tool mode through open source interface

  #5725 closed May 5, 2025

• Crew Agents CAN'T see each others responses?

  #5941 closed May 4, 2025

• Tool Calling Agent - Component Build Failure

  #5947 closed May 4, 2025

• Support GraphRAG

  #3809 closed May 3, 2025

• Langflow Log-in as a user (on fresh Browser Instance) UI will not load a flow at all

  #5785 closed May 2, 2025

• Component API Keys are blank when executing flow from API

  #5848 closed May 2, 2025

• Prompt Variables issue

  #5908 closed May 2, 2025

• How to connect WhatsApp?

  #5888 closed May 2, 2025

• Data -> File Component Accepts .Docx and .XML File Types, But Throws error upon loading the file.

  #5784 closed May 2, 2025

• set ROOT_PATH env as relative path for running on the api gateway (such as KONG)

  #5468 closed May 2, 2025

• Cache control

  #5889 closed May 1, 2025

• Custom Agent doesnt work in Agentic RAG Pipeline

  #5894 closed May 1, 2025

• How do i run it after install you give no instructions to start the server for the api

  #5897 closed May 1, 2025

• Feature Request: Agent Support for External Data Storage for API Requests

  #5891 closed May 1, 2025

• JWT Error on docker deployment

  #5402 closed May 1, 2025

• Enhancement: Expose Directory Component Parameters to Agent for Better File Navigation Control

  #5874 closed Apr 30, 2025

• Custom component error variable not found

  #5019 closed Apr 30, 2025

• Agent Response Format

  #5956 closed Apr 30, 2025

• OpenAI node fail to build on fresh docker install

  #7855 closed Apr 30, 2025

• How to dynamically update DropDown Input value based on other inputs?

  #5826 closed Apr 29, 2025

• Tool Calling Problem with Supervisor-Worker Type of Flow

  #5831 closed Apr 29, 2025

17 Issues opened by 14 people

• [Bug] Using Python publish API sample code, the flow doesn't work via a python application. LF 1.3.4

  #7916 opened May 6, 2025

• [Bug] Regression - Flow endpoint name is missing from Python API when publishing

  #7915 opened May 6, 2025

• Version 1.4.0 still throws an error when starting 2 pods

  #7914 opened May 6, 2025

• MCP Server SSE URL Validation Fails for Docker Host (host.docker.internal)

  #7913 opened May 6, 2025

• [Security Issue] Code execution in custom_component endpoint

  #7900 opened May 5, 2025

• MCPTools Component: NoneType Error When Updating tool_mode Due to Missing tools_metadata

  #7895 opened May 5, 2025

• Can't find the App name within the Composio tools component

  #7891 opened May 4, 2025

• watsonxAIComponent breaks working with any model when coding a graph

  #7890 opened May 3, 2025

• Graph class does not serialize

  #7887 opened May 3, 2025

• openai gpt-image-1 support

  #7884 opened May 3, 2025

• Error When Reopening Flows – “TypeError: Cannot Read Properties of Undefined”

  #7883 opened May 2, 2025

• MCP URL validate rewritten

  #7876 opened May 1, 2025

• Langflow Installation Issues: Alembic Initialization and Permission Errors with secret_key

  #7874 opened May 1, 2025

• 'Message' object has no attribute 'id'

  #7862 opened Apr 30, 2025

• OAuth for MCP Servers

  #7857 opened Apr 30, 2025

• NVIDIAModelComponent bug

  #7856 opened Apr 30, 2025

• Upload Fails for MD Files in Hugging Face Space File Component

  #7846 opened Apr 29, 2025

76 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• docs: refresh tools page and try details tabs

  #7769 commented on May 5, 2025 • 12 new comments

• feat: add user agents to URL Component header

  #7590 commented on May 1, 2025 • 5 new comments

• refactor: Reduce Sidebar Rerenders

  #7699 commented on May 5, 2025 • 5 new comments

• feat: add default user agent in api request component

  #7631 commented on May 1, 2025 • 3 new comments

• feat: add convert component with dynamic output support

  #7773 commented on Apr 29, 2025 • 3 new comments

• docs: use details tabs in component pages

  #7809 commented on May 5, 2025 • 2 new comments

• docs: v1.4 features

  #7778 commented on May 6, 2025 • 1 new comment

• feat: add Base64 conversion to dataframe_operations

  #7713 commented on May 5, 2025 • 1 new comment

• feat: sso with keycloak as well as serveral bug fixes

  #7346 commented on May 6, 2025 • 0 new comments

• fix: make using multiple If-Else possible

  #7273 commented on May 2, 2025 • 0 new comments

• build(deps): bump litellm from 1.60.2 to 1.61.15

  #7201 commented on Apr 29, 2025 • 0 new comments

• feat: endpoint basic examples add cache Increase interface speed

  #7124 commented on May 5, 2025 • 0 new comments

• feat: initialize database and starter projects once every version

  #7123 commented on May 1, 2025 • 0 new comments

• feat: Adds additional azure openai api versions

  #7105 commented on May 6, 2025 • 0 new comments

• fix: Runflow component output error

  #6942 commented on May 1, 2025 • 0 new comments

• feat(mem0): add new component bundle for Mem0 integration

  #6883 commented on May 1, 2025 • 0 new comments

• Gemini model is reset on every load

  #5980 commented on May 6, 2025 • 0 new comments

• Agent component missing 2024-12-01-preview API version required by new Azure OpenAI models

  #5997 commented on May 6, 2025 • 0 new comments

• Help with Adding Custom Components in Langflow v1.3.4 Docker Setup

  #7841 commented on May 6, 2025 • 0 new comments

• Single Sign On (SSO) support with OIDC or OAuth2

  #2855 commented on May 6, 2025 • 0 new comments

• Flow is not opening

  #6031 commented on May 5, 2025 • 0 new comments

• Openai Token Count Error

  #6076 commented on May 5, 2025 • 0 new comments

• Sorry, we found an unexpected error!

  #5975 commented on May 5, 2025 • 0 new comments

• feat: Add async output resolution with caching and ordered processing

  #7487 commented on Apr 29, 2025 • 0 new comments

• feat: Add Tavily search API parameters and Tavily Extract API component

  #7644 commented on May 5, 2025 • 0 new comments

• feat: update sql component to support toolkit

  #7652 commented on Apr 29, 2025 • 0 new comments

• fix: improvement to ollama component to allow for dynamic filtering based on model capabilities

  #7696 commented on May 1, 2025 • 0 new comments

• feat: Add multiline input to python REPL component

  #7712 commented on May 5, 2025 • 0 new comments

• feat: Add new data operations component

  #7755 commented on Apr 29, 2025 • 0 new comments

• fix: make voice mode flow as tool progress more reliable

  #7766 commented on Apr 30, 2025 • 0 new comments

• feat: Add operators for comparing numbers in conditional router

  #7771 commented on Apr 30, 2025 • 0 new comments

• Add initial support for docling

  #7786 commented on Apr 30, 2025 • 0 new comments

• fix: agent support not use memory message (n_messages==0)

  #7800 commented on May 5, 2025 • 0 new comments

• feat: implemented native watsonx component in agent

  #7818 commented on Apr 29, 2025 • 0 new comments

• feat: add bulk file actions

  #7827 commented on Apr 29, 2025 • 0 new comments

• docs: improve hybrid search documentation for Astra DB component

  #7831 commented on May 5, 2025 • 0 new comments

• feat: Twelve Labs Bundle

  #7837 commented on May 6, 2025 • 0 new comments

• Revise and restructure documentation for the Custom Component section

  #7838 commented on May 5, 2025 • 0 new comments

• What should I do if I want to change the table structure in the Langflow database

  #5798 commented on May 1, 2025 • 0 new comments

• I tried this but gave me 422 error code

  #5973 commented on May 1, 2025 • 0 new comments

• Webhooks not working in Langflow Datastax

  #6020 commented on May 1, 2025 • 0 new comments

• Cassandra.__init__() got an unexpected keyword argument 'batch_size'

  #6255 commented on May 1, 2025 • 0 new comments

• Visualized Display of Node Execution Status

  #7813 commented on Apr 30, 2025 • 0 new comments

• Title: Custom Node in Langflow Missing Output Field & Unable to Connect

  #5991 commented on Apr 30, 2025 • 0 new comments

• [Issue] Can not get pods working - Back-off restarting failed

  #2831 commented on Apr 30, 2025 • 0 new comments

• sqlalchemy.exc.OperationalError: (sqlite3.OperationalError) table _alembic_tmp_message already exists

  #5921 commented on Apr 30, 2025 • 0 new comments

• Add Custom Component validate endpoint as a MCP tool

  #5883 commented on Apr 30, 2025 • 0 new comments

• Zep Chat Memory component fails to load even after installing zep-python

  #5993 commented on Apr 30, 2025 • 0 new comments

• Executing a flow with an image attachment returns 500 Internal Server Error, nlist index out of range

  #5750 commented on Apr 30, 2025 • 0 new comments

• Voice mode should not heavily rely on OpenAI

  #7473 commented on Apr 30, 2025 • 0 new comments

• How does langlfow effectively achieve desensitization and filtering of sensitive political content?

  #7799 commented on Apr 30, 2025 • 0 new comments

• Streaming Final Agent Message Through Output Parser

  #3222 commented on Apr 30, 2025 • 0 new comments

• [Feature Request] Implement Single Sign-On (SSO) to Prevent Account Data Leakage

  #1717 commented on Apr 30, 2025 • 0 new comments

• [Feature Request] Add Organizational Management for User-Specific Access Control

  #1716 commented on Apr 30, 2025 • 0 new comments

• Unable to connect to clickhouse as vector storage

  #5954 commented on Apr 29, 2025 • 0 new comments

• setting LANGFLOW_DATABASE_URL to a valid and available postgres instance can lead to error

  #5983 commented on Apr 29, 2025 • 0 new comments

• Upload flow UI element's intent is unclear

  #5837 commented on Apr 29, 2025 • 0 new comments

• "Parse data" component not included in the downloaded version

  #6077 commented on May 5, 2025 • 0 new comments

• The Flow under the Starter Projects folder is duplicated.

  #5859 commented on May 5, 2025 • 0 new comments

• Astra DataStax Langflow continuously finds an unexpected error and crashes

  #6074 commented on May 5, 2025 • 0 new comments

• session_id parameter in payload causes "Response 504" error in DataStax Langflow (11/6/24)

  #4434 commented on May 5, 2025 • 0 new comments

• Langfuse traces are not captured within the self-hosted instances

  #7782 commented on May 5, 2025 • 0 new comments

• Saving a custom component directly in the back-end

  #7252 commented on May 5, 2025 • 0 new comments

• issue with langflow + crewai

  #4645 commented on May 4, 2025 • 0 new comments

• Feature to enable loop/map function to a subflow and assemble the ouput

  #5578 commented on May 4, 2025 • 0 new comments

• JIRA Issue Management Integration

  #6069 commented on May 4, 2025 • 0 new comments

• bug: 🐦‍🔥🔥🔥🔥🔥🔥🔥 Langflow 1.3.2 crashes with Langfuse tracing and Streaming Chat 🔥🔥🔥🔥🔥🔥🐦‍🔥

  #7440 commented on May 3, 2025 • 0 new comments

• Infinite file size ballooning, memory leaks, and crashes being caused by langflow.db

  #4008 commented on May 3, 2025 • 0 new comments

• an unexpected error!

  #6055 commented on May 3, 2025 • 0 new comments

• OpenAI component validation error

  #6063 commented on May 3, 2025 • 0 new comments

• Flow default model every time

  #6148 commented on May 2, 2025 • 0 new comments

• 1.1.2.dev2: Run Flow: Error Building Component

  #5966 commented on May 2, 2025 • 0 new comments

• Add Couchbase dependency

  #5969 commented on May 2, 2025 • 0 new comments

• After enabling LANGFUSE, the process becomes unresponsive.

  #7554 commented on May 2, 2025 • 0 new comments

• Hierarhical CrewAI's memory dosnt work.

  #6018 commented on May 1, 2025 • 0 new comments

• Possible to add a manual delay between each API requests?

  #6017 commented on May 1, 2025 • 0 new comments