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Integration: Synmerco — 46 tools for agent-to-agent escrow, trust scores, marketplace & payments

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

#37001 In langchain-ai/langchain;

· Joe Lasota (JoeSRQ) opened on Apr 24, 2026

feat(text-splitters): add PySBDTextSplitter

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

#36999 In langchain-ai/langchain;

· Sarthak Kalia (sarthakkalia) opened on Apr 24, 2026

Bug: merge_dicts concatenates ls_provider across streaming chunks, inflating response_metadata

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

#36993 In langchain-ai/langchain;

· Giovane Iwamoto (GiovaneIwamoto) opened on Apr 24, 2026

Duplicate tool_calls in content_blocks with OpenAI Responses API streaming

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

#36985 In langchain-ai/langchain;

· Luka Barbakadze (lukabarbakadze) opened on Apr 24, 2026

feat(anthropic): expose response headers in response_metadata

anthropic`langchain-anthropic` package issues & PRs`langchain-anthropic` package issues & PRs

external

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

Status: Open.

Feature

#36983 In langchain-ai/langchain;

· 5hseok (5hseok) opened on Apr 24, 2026

Using compaction causes Anthropic's API to fail when agent invoked with print_mode="messages" or when streaming with stream_mode="messages"

anthropic`langchain-anthropic` package issues & PRs`langchain-anthropic` package issues & PRs

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

external

Status: Open.

Bug

#36976 In langchain-ai/langchain;

· Jakub Kuciński (Jakub-Kucinski) opened on Apr 23, 2026

create_agent: stale structured_response from checkpoint causes premature exit on next turn

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

internal

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

Status: Open.

Bug

#36957 In langchain-ai/langchain;

· Jessie Ibarra (jessieibarra) opened on Apr 22, 2026

Bug bounty

anthropic`langchain-anthropic` package issues & PRs`langchain-anthropic` package issues & PRs

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

documentationImprovements or additions to documentationImprovements or additions to documentation

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

great-writeupThis is a stellar example of the types of issues/PRs we're looking forThis is a stellar example of the types of issues/PRs we're looking for

help wantedOpen to community contribution.Open to community contribution.

integrationPR made that is related to a provider partner package integrationPR made that is related to a provider partner package integration

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

ollama`langchain-ollama` package issues & PRs`langchain-ollama` package issues & PRs

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

openrouter`langchain-openrouter` package issues & PRs`langchain-openrouter` package issues & PRs

performance

security

Status: Open.

Bug

#36952 In langchain-ai/langchain;

· Mason Daugherty (mdrxy) opened on Apr 22, 2026

core: _convert_openai_format_to_data_block hard-codes mime_type on base64 file blocks

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

#36939 In langchain-ai/langchain;

· Anmol Jaiswal (anmolg1997) opened on Apr 22, 2026

fix(core): remove 5 unnecessary type: ignore comments in ai.py

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

#36931 In langchain-ai/langchain;

· Bamiche Onu (cheonu) opened on Apr 22, 2026

兄弟，agent默认递归次数是9_999？文档里也从未交代，一下午浪费我800元，你要坑死我？

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

#36919 In langchain-ai/langchain;

· Squidward1012 opened on Apr 21, 2026

Structured Output Fails When Appending Assistant Response to Context

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

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

Status: Open.

Bug

#36916 In langchain-ai/langchain;

· Erfan Mojibi (ErfanMojibi) opened on Apr 21, 2026