langfuse

v3.197.0 Feature

This release adds 5 notable features for engineering teams evaluating rollout.

Published 1mo Tracing

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Topics

analytics autogen evaluation langchain large-language-models llama-index

+12 more

llm llm-evaluation llm-observability llmops monitoring observability openai playground prompt-engineering prompt-management self-hosted ycombinator

Summary

AI summary

Broad release touches Chores, worker, LFE-10463, and blob-storage.

Full changelog

What's Changed

Features

feat(shared): add parquet flag to blob export tuning (LFE-10463) by @niklassemmler in https://github.com/langfuse/langfuse/pull/14506
feat(mcp): Add listUsers tool by @bezbac in https://github.com/langfuse/langfuse/pull/13944
feat(blob-storage): add 'Running' status badge for export jobs by @niklassemmler in https://github.com/langfuse/langfuse/pull/14282
feat(search-bar): move AI filter generation into the bar (Tab → AI) by @nkabardin in https://github.com/langfuse/langfuse/pull/14443
feat(worker): stream ClickHouse-native Parquet blob exports (LFE-10463) by @niklassemmler in https://github.com/langfuse/langfuse/pull/14509

Fixes

fix(evals): pass resolved model params to template validation by @hassiebp in https://github.com/langfuse/langfuse/pull/14507
fix(web): contain long provider error in New LLM Connection modal by @nkabardin in https://github.com/langfuse/langfuse/pull/14499
fix(table): make experiments metadata column resizable by @nkabardin in https://github.com/langfuse/langfuse/pull/14512
fix(blob-storage): skip S3 diagnostics log for retryable throttling errors by @niklassemmler in https://github.com/langfuse/langfuse/pull/14519

Chores

refactor(worker): replace compressed tag with source enum on blob export metrics by @niklassemmler in https://github.com/langfuse/langfuse/pull/14503
refactor(web): move all Radix/Vaul overlays onto the layer system (LFE-10471) by @nkabardin in https://github.com/langfuse/langfuse/pull/14491
ci: Remove noisy test output by @bezbac in https://github.com/langfuse/langfuse/pull/14513
chore: Enable eslint no-inferrable-types by @bezbac in https://github.com/langfuse/langfuse/pull/14508
chore: Enable eslint no-else-return by @bezbac in https://github.com/langfuse/langfuse/pull/14510
chore(worker): classify blob export S3 traffic for cost attribution (LFE-10481) by @niklassemmler in https://github.com/langfuse/langfuse/pull/14520
test(table): add DataTable stories (CSF-Next, per storybook skill) by @nkabardin in https://github.com/langfuse/langfuse/pull/14492

Full Changelog: https://github.com/langfuse/langfuse/compare/v3.196.0...v3.197.0

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About langfuse

🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more. YC W23

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