langchain

mirror of https://github.com/hwchase17/langchain.git synced 2026-06-09 18:50:33 +00:00

Files

ccurme 94139ffcd3 openai[patch]: format system content blocks for Responses API (#31096 )

```python
from langchain_core.messages import HumanMessage, SystemMessage
from langchain_openai import ChatOpenAI


llm = ChatOpenAI(model="gpt-4.1", use_responses_api=True)

messages = [
    SystemMessage("test"),                                   # Works
    HumanMessage("test"),                                    # Works
    SystemMessage([{"type": "text", "text": "test"}]),       # Bug in this case
    HumanMessage([{"type": "text", "text": "test"}]),        # Works
    SystemMessage([{"type": "input_text", "text": "test"}])  # Works
]

llm._get_request_payload(messages)
```

2025-05-02 15:22:30 +00:00

chat_models

openai[patch]: format system content blocks for Responses API (#31096 )

2025-05-02 15:22:30 +00:00

embeddings

langchain_openai: clean duplicate code for openai embedding. (#30872 )

2025-04-27 15:07:41 -04:00

llms

partners[lint]: run pyupgrade to get code in line with 3.9 standards (#30781 )

2025-04-11 07:18:44 -04:00

output_parsers

langchain[patch], core[patch], openai[patch], fireworks[minor]: ChatFireworks.with_structured_output (#18078 )