Langfuse Files

What's Changed

• fix(model-prices): claude version identifier to optional by @hassiebp in https://github.com/langfuse/langfuse/pull/12219
• perf: reduce scan size for event prop by converting OR to GREATEST by @Steffen911 in https://github.com/langfuse/langfuse/pull/12221
• feat(ui): map i/o to pydantic root span by @jannikmaierhoefer in https://github.com/langfuse/langfuse/pull/12068
• fix(web): prevent chain by @maxdeichmann in https://github.com/langfuse/langfuse/pull/12222
• chore: parallelize dual write inserts by @Steffen911 in https://github.com/langfuse/langfuse/pull/12225
• chore(evals): add adapter to eval.call-llm span by @hassiebp in https://github.com/langfuse/langfuse/pull/12232
• chore(evals): add adapter to eval.call-llm span by @hassiebp in https://github.com/langfuse/langfuse/pull/12234
• fix(dashboard): pass metricsVersion to cost/usage-by-type chart queries by @sumerman in https://github.com/langfuse/langfuse/pull/12235
• chore(dialog-ui): prevent dialog propagation on enter space; add breadcrumb to dashboards detail page by @marliessophie in https://github.com/langfuse/langfuse/pull/12236
• feat(playground/evals): handle thinking parts by @nimarb in https://github.com/langfuse/langfuse/pull/12233
• chore: upgrade fern for SDK majors by @hassiebp in https://github.com/langfuse/langfuse/pull/11267
• feat(trace-table): show full trace data on hover at small row height by @aditya-mitra in https://github.com/langfuse/langfuse/pull/12237
• chore: upgrade react-resizable-panels to v4 by @nimarb in https://github.com/langfuse/langfuse/pull/12238
• fix(filters): decode empty arrayOptions value as empty array in URL roundtrip by @gnsals0904 in https://github.com/langfuse/langfuse/pull/12229
• feat(query): enable ClickHouse query condition cache for analytics queries by @sumerman in https://github.com/langfuse/langfuse/pull/12251
• feat: add ClickHouse Cloud auth provider by @Steffen911 in https://github.com/langfuse/langfuse/pull/12115
• chore: introduce secondary eval execution queue by @maxdeichmann in https://github.com/langfuse/langfuse/pull/12252
• chore(dx): update agents.md file by @nimarb in https://github.com/langfuse/langfuse/pull/12243
• fix(docker): pin turbo version in build images by @maxdeichmann in https://github.com/langfuse/langfuse/pull/12265
• feat(ui-v4): add top banner by @hassiebp in https://github.com/langfuse/langfuse/pull/12266
• feat: include triggering user info in webhook and GitHub dispatch payloads by @rushabhvaria in https://github.com/langfuse/langfuse/pull/12074
• feat(dashboard): add defenition version tracking to dashboard widgets by @sumerman in https://github.com/langfuse/langfuse/pull/12239
• fix(evals): add missing observation columns to checkTraceExistsAndGetTimestamp CTE by @sumerman in https://github.com/langfuse/langfuse/pull/12269
• fix(api-scores): return executionTraceId by @hassiebp in https://github.com/langfuse/langfuse/pull/12254
• feat: parse livekit attributes on otel spans by @jannikmaierhoefer in https://github.com/langfuse/langfuse/pull/10771
• chore: upgrade fernapi version by @Steffen911 in https://github.com/langfuse/langfuse/pull/12256
• fix(docker): add named volume for Redis by @Steffen911 in https://github.com/langfuse/langfuse/pull/12258
• fix(auth): gate project membership creation behind rbac-project-roles entitlement by @Steffen911 in https://github.com/langfuse/langfuse/pull/12262
• feat(sso): support tokenEndpointAuthMethod in multi-tenant SSO configs by @Steffen911 in https://github.com/langfuse/langfuse/pull/12270
• fix(ui-v4-banner): adjust padding by @hassiebp in https://github.com/langfuse/langfuse/pull/12283
• feat(llm-connections): allow extraHeaders for anthropic adapter by @hassiebp in https://github.com/langfuse/langfuse/pull/12284
• chore(events-table): show scores in table by @nimarb in https://github.com/langfuse/langfuse/pull/12264
• perf(env-filter): make envs cached again by @nimarb in https://github.com/langfuse/langfuse/pull/12286
• fix(dashboard): add fallback when is empty in v2 queries by @sumerman in https://github.com/langfuse/langfuse/pull/12285
• fix: block outgoing by @maxdeichmann in https://github.com/langfuse/langfuse/pull/12296
• perf(dashboards): use query scheduler to reduce concurrency by @nimarb in https://github.com/langfuse/langfuse/pull/12291
• fix(dashboards): resizable turbopack by @nimarb in https://github.com/langfuse/langfuse/pull/12294
• feat(api): type ObservationsV2Response data field instead of map<string, unknown> by @sumerman in https://github.com/langfuse/langfuse/pull/12287
• chore: add http.response.status_code to data dog span by @coffee4tw in https://github.com/langfuse/langfuse/pull/12091
• fix: make traces view slightly more useful on projects with rootless traces by @sumerman in https://github.com/langfuse/langfuse/pull/12307
• fix: default view in new widget form when v4 beta is enabled by @Copilot in https://github.com/langfuse/langfuse/pull/12297
• chore: add release:cloud script by @hassiebp in https://github.com/langfuse/langfuse/pull/12312
• fix(dashboard): add filterSql for correct Trace Name filtering on events_traces view by @sumerman in https://github.com/langfuse/langfuse/pull/12298
• perf: add bloom filter index on provided_model_name and cache settings to events tables by @sumerman in https://github.com/langfuse/langfuse/pull/12313
• feat(ui): edit wording on billing page by @jannikmaierhoefer in https://github.com/langfuse/langfuse/pull/12314
• fix(dashboard): adding uniqueUserIds/uniqueSessionIds to the V4 dashboards by @sumerman in https://github.com/langfuse/langfuse/pull/12317
• fix(evals): ensure inline filter state remounts when target changes by @marliessophie in https://github.com/langfuse/langfuse/pull/12255
• docs(evals): position observation-level evals as recommended approach by @marliessophie in https://github.com/langfuse/langfuse/pull/12293
• chore: add delay by @maxdeichmann in https://github.com/langfuse/langfuse/pull/12321
• fix(events-table): read from events_core again for position in trace by @nimarb in https://github.com/langfuse/langfuse/pull/12329
• fix(auth): support Authentik authorization URL override by @markwoodford in https://github.com/langfuse/langfuse/pull/12300
• perf(query): switch to INNER JOIN and add useFinal flag to tableRelations by @Steffen911 in https://github.com/langfuse/langfuse/pull/12340
• fix(score-analytics): correct mapping of boolean values by @nimarb in https://github.com/langfuse/langfuse/pull/12339
• perf(dashboards): skip rootEventCondition subquery for wide time windows by @Steffen911 in https://github.com/langfuse/langfuse/pull/12318
• fix(eval): extract AI SDK names equivalent to legacy pipeline by @hassiebp in https://github.com/langfuse/langfuse/pull/12342
• fix(sessions): show data in json beta viewer too by @nimarb in https://github.com/langfuse/langfuse/pull/12343
• fix(models): prevent focus loss when typing unit name in price editor by @hassiebbot in https://github.com/langfuse/langfuse/pull/12344
• chore(remote-experiment): increase timeout to 20s and improve error handling by @marliessophie in https://github.com/langfuse/langfuse/pull/12351
• fix(api): ensure proper error handling for silent HTTP codes in TRPCClientError by @marliessophie in https://github.com/langfuse/langfuse/pull/12352
• chore(data-table): format total count and pages in select all banner by @marliessophie in https://github.com/langfuse/langfuse/pull/12353
• fix(mixpanel): sanitize bad distinct_id values and handle partial import errors by @Steffen911 in https://github.com/langfuse/langfuse/pull/12358
• feat(dashboard): validate high-cardinality dimensions require top-N shape on v2 path by @sumerman in https://github.com/langfuse/langfuse/pull/12345
• feat(analytics): track PostHog event for v4 Beta sidebar toggle by @Steffen911 in https://github.com/langfuse/langfuse/pull/12362
• fix(export): categorical scores with colons in name exported as null by @sumerman in https://github.com/langfuse/langfuse/pull/12376
• fix(prompt-management): cache concurrency safety by @hassiebp in https://github.com/langfuse/langfuse/pull/12363
• fix(dashboard): prevent very hight cardinality dimensions from being used in v2 observations widgets by @sumerman in https://github.com/langfuse/langfuse/pull/12377
• fix(model-prices): parse token creation counts by duration by @hassiebp in https://github.com/langfuse/langfuse/pull/12382
• feat(model-prices): add gemini-3.1-flash-lite-preview pricing by @riltonfranzonee in https://github.com/langfuse/langfuse/pull/12369
• feat(filters): default hide langfuse environments by @nimarb in https://github.com/langfuse/langfuse/pull/12346
• fix(storage): add buffered stream uploader with per-part retry for resilient S3 uploads by @sumerman in https://github.com/langfuse/langfuse/pull/12360
• fix(ingestion): python beta OTEL spans should go direct event write path by @hassiebp in https://github.com/langfuse/langfuse/pull/12395
• feat(costs): add gemini input_text price by @jannikmaierhoefer in https://github.com/langfuse/langfuse/pull/12375
• fix(evals): parsing of IO for observation-level evals with json-path by @marliessophie in https://github.com/langfuse/langfuse/pull/12394
• feat(clickhouse): add analytics_events_core view (LFE-8734) by @Steffen911 in https://github.com/langfuse/langfuse/pull/12399
• fix(ui): preserve query params in ResizableImage custom loader by @MatrixA in https://github.com/langfuse/langfuse/pull/12386
• chore: fix turbo and bump to 2.8.13 by @nimarb in https://github.com/langfuse/langfuse/pull/12384
• chore(events-table): show filters + columns for trace level scores by @nimarb in https://github.com/langfuse/langfuse/pull/12385
• fix(llm-models): update pattern for newer Claude Sonnet 4.6 model plus global by @nathanlb in https://github.com/langfuse/langfuse/pull/12367
• fix: Add client test for sidebar notification badge URL by @maxdeichmann in https://github.com/langfuse/langfuse/pull/12411
• fix(events-table): show trace scores on top level node in tree by @nimarb in https://github.com/langfuse/langfuse/pull/12412

New Contributors

• @rushabhvaria made their first contribution in https://github.com/langfuse/langfuse/pull/12074
• @markwoodford made their first contribution in https://github.com/langfuse/langfuse/pull/12300
• @hassiebbot made their first contribution in https://github.com/langfuse/langfuse/pull/12344
• @riltonfranzonee made their first contribution in https://github.com/langfuse/langfuse/pull/12369
• @MatrixA made their first contribution in https://github.com/langfuse/langfuse/pull/12386

Full Changelog: https://github.com/langfuse/langfuse/compare/v3.155.1...v3.156.0