Module●Since v1.2

language_models/openai_completions_stream

Converts OpenAI Chat Completions-shaped stream chunks into ChatModelStreamEvents.

Used by @langchain/openai and OpenAI-compatible providers (Groq, Mistral, OpenRouter, IBM watsonx, etc.) without requiring a dependency on @langchain/openai.

import { ... } from "@langchain/core/language_models/openai_completions_stream";

Functions

function

convertOpenAICompletionsStream→ AsyncGenerator<ChatModelStreamEvent>

Convert an async iterable of OpenAI Chat Completions-shaped stream chunks into LangChain ChatModelStreamEvents with typed deltas.

Interfaces

interface

ConvertOpenAICompletionsStreamOptions

interface

OpenAICompletionsDelta

interface

OpenAICompletionsStreamChoice

interface

OpenAICompletionsStreamChunk

interface

OpenAICompletionsToolCallDelta

interface

OpenAICompletionsUsage

Type Aliases

typeAlias

View source on GitHub

language_models/openai_completions_stream

Functions

Interfaces

Type Aliases

LangChain Assistant

Menu

language_models/openai_completions_stream

Functions

Interfaces

Type Aliases