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Add source line ranges to MarkdownHeaderTextSplitter chunks

external

feature requestRequest for an enhancement / additional functionalityRequest for an enhancement / additional functionality

text-splittersRelated to the package `text-splitters`Related to the package `text-splitters`

Status: Open.

Feature

#38125 In langchain-ai/langchain;

· gyx09212214-prog opened on Jun 13, 2026

Document local parser recovery with with_fallbacks

core`langchain-core` package issues & PRs`langchain-core` package issues & PRs

external

feature requestRequest for an enhancement / additional functionalityRequest for an enhancement / additional functionality

Status: Open.

Feature

#38103 In langchain-ai/langchain;

· cversejc opened on Jun 12, 2026

Content block corruption when using type file

bugRelated to a bug, vulnerability, unexpected error with an existing featureRelated to a bug, vulnerability, unexpected error with an existing feature

core`langchain-core` package issues & PRs`langchain-core` package issues & PRs

external

langchain`langchain` package issues & PRs`langchain` package issues & PRs

openai`langchain-openai` package issues & PRs`langchain-openai` package issues & PRs

Status: Open.

Bug

#38084 In langchain-ai/langchain;

· Danil (Danstiv) opened on Jun 11, 2026

RunnableSequence silently swallows exceptions in async streaming path

bugRelated to a bug, vulnerability, unexpected error with an existing featureRelated to a bug, vulnerability, unexpected error with an existing feature

external

langchain`langchain` package issues & PRs`langchain` package issues & PRs

Status: Open.

Bug

#38074 In langchain-ai/langchain;

· Muhammed Shareef M (shareefmx) opened on Jun 11, 2026

The todo list middleware should have the option to be persisted in the filesystem

external

feature requestRequest for an enhancement / additional functionalityRequest for an enhancement / additional functionality

langchain`langchain` package issues & PRs`langchain` package issues & PRs

Status: Open.

Feature

#38066 In langchain-ai/langchain;

· RetroFiveCinque opened on Jun 11, 2026

bug(core): merge_dicts silently coerces differing bool values to int during streaming chunk aggregation

bugRelated to a bug, vulnerability, unexpected error with an existing featureRelated to a bug, vulnerability, unexpected error with an existing feature

core`langchain-core` package issues & PRs`langchain-core` package issues & PRs

external

Status: Open.

Bug

#38064 In langchain-ai/langchain;

· Parvesh Saini (parveshsaini) opened on Jun 11, 2026

Track integration releases before langchain-tests tool-call streaming release

internal

Status: Open.

#38058 In langchain-ai/langchain;

· Mason Daugherty (mdrxy) opened on Jun 11, 2026

refactor: migrate legacy pydantic .dict() to .model_dump()

core`langchain-core` package issues & PRs`langchain-core` package issues & PRs

external

feature requestRequest for an enhancement / additional functionalityRequest for an enhancement / additional functionality

Status: Open.

Feature

#38054 In langchain-ai/langchain;

· Ramkumar R (ramkumar27072006) opened on Jun 11, 2026

Add first-class retry configuration to ChatOllama

internal

Status: Open.

Feature

#38045 In langchain-ai/langchain;

· Mason Daugherty (mdrxy) opened on Jun 10, 2026

Eager import of GPT2TokenizerFast in language_models.base bloats import times

bugRelated to a bug, vulnerability, unexpected error with an existing featureRelated to a bug, vulnerability, unexpected error with an existing feature

core`langchain-core` package issues & PRs`langchain-core` package issues & PRs

external

Status: Open.

Bug

#38035 In langchain-ai/langchain;

· jtoman opened on Jun 10, 2026

UserWarning: Pydantic serializer warnings when streaming with structured output

bugRelated to a bug, vulnerability, unexpected error with an existing featureRelated to a bug, vulnerability, unexpected error with an existing feature

core`langchain-core` package issues & PRs`langchain-core` package issues & PRs

external

langchain`langchain` package issues & PRs`langchain` package issues & PRs

openai`langchain-openai` package issues & PRs`langchain-openai` package issues & PRs

Status: Open.

Bug

#38034 In langchain-ai/langchain;

· Danil (Danstiv) opened on Jun 10, 2026

RunnableSequence.astream() leaks TCP socket FDs on client disconnect

bugRelated to a bug, vulnerability, unexpected error with an existing featureRelated to a bug, vulnerability, unexpected error with an existing feature

core`langchain-core` package issues & PRs`langchain-core` package issues & PRs

external

Status: Open.

Bug

#37976 In langchain-ai/langchain;

· Sim-JH opened on Jun 9, 2026