What's Changed
* fix: fix formatting for langchain I/O by maxdeichmann in https://github.com/langfuse/langfuse-python/pull/368
* fix: add try-catch to Langchain extract model logic to fail gracefully by maxdeichmann in https://github.com/langfuse/langfuse-python/pull/373
* fix: improve openai parsing by maxdeichmann in https://github.com/langfuse/langfuse-python/pull/375
* feat: add optional param trace.timestamp by marcklingen in https://github.com/langfuse/langfuse-python/pull/376
* fix: fix openai integration by maxdeichmann in https://github.com/langfuse/langfuse-python/pull/378
* fix: improve langchain integration by maxdeichmann in https://github.com/langfuse/langfuse-python/pull/379
**Full Changelog**: https://github.com/langfuse/langfuse-python/compare/v2.13.3...v2.13.4