[MLOB-1524] feat(llmobs): Introduce LLM Observability SDK #4742
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add llmobs config
LLM Observability writers
LLM Observability tagger
…r/llmobs-sdk-release
![datadog-datadog-prod-us1[bot]](https://avatars.githubusercontent.com/u/365230?s=60&v=4){kind=small}
Overall package sizeSelf size: 7.75 MB Dependency sizes| name | version | self size | total size | |------|---------|-----------|------------| | @datadog/native-appsec | 8.2.1 | 19.18 MB | 19.19 MB | | @datadog/native-iast-taint-tracking | 3.1.0 | 12.27 MB | 12.28 MB | | @datadog/pprof | 5.4.1 | 9.76 MB | 10.13 MB | | protobufjs | 7.2.5 | 2.77 MB | 5.16 MB | | @datadog/native-iast-rewriter | 2.5.0 | 2.51 MB | 2.65 MB | | @opentelemetry/core | 1.14.0 | 872.87 kB | 1.47 MB | | @datadog/native-metrics | 2.0.0 | 898.77 kB | 1.3 MB | | @opentelemetry/api | 1.8.0 | 1.21 MB | 1.21 MB | | import-in-the-middle | 1.11.2 | 112.74 kB | 826.22 kB | | msgpack-lite | 0.1.26 | 201.16 kB | 281.59 kB | | opentracing | 0.14.7 | 194.81 kB | 194.81 kB | | lru-cache | 7.18.3 | 133.92 kB | 133.92 kB | | pprof-format | 2.1.0 | 111.69 kB | 111.69 kB | | @datadog/sketches-js | 2.1.0 | 109.9 kB | 109.9 kB | | semver | 7.6.3 | 95.82 kB | 95.82 kB | | lodash.sortby | 4.7.0 | 75.76 kB | 75.76 kB | | ignore | 5.3.1 | 51.46 kB | 51.46 kB | | int64-buffer | 0.1.10 | 49.18 kB | 49.18 kB | | shell-quote | 1.8.1 | 44.96 kB | 44.96 kB | | istanbul-lib-coverage | 3.2.0 | 29.34 kB | 29.34 kB | | rfdc | 1.3.1 | 25.21 kB | 25.21 kB | | tlhunter-sorted-set | 0.1.0 | 24.94 kB | 24.94 kB | | limiter | 1.1.5 | 23.17 kB | 23.17 kB | | dc-polyfill | 0.1.4 | 23.1 kB | 23.1 kB | | retry | 0.13.1 | 18.85 kB | 18.85 kB | | jest-docblock | 29.7.0 | 8.99 kB | 12.76 kB | | crypto-randomuuid | 1.0.0 | 11.18 kB | 11.18 kB | | koalas | 1.0.2 | 6.47 kB | 6.47 kB | | path-to-regexp | 0.1.10 | 6.38 kB | 6.38 kB | | module-details-from-path | 1.0.3 | 4.47 kB | 4.47 kB |🤖 This report was automatically generated by heaviest-objects-in-the-universe |
* span processor * tests * remove agent exporter log and do not stringify tags * remove llmobs from exporter tests * add in default unserializable value * review comments * warning log for metric * todo-ify * remove some duplicate logic * decouple llmobs span processing with a channel * use a static weakmap to store llmobs tags/annotations instead of span tags * do not register span in map if it does not have an llmobs span kind * span is passed on an object from sp publisher * re-clarify TODOs * only send span in publish * log multiple warnings and return conditional undefined * update error logic
BenchmarksBenchmark execution time: 2024-10-24 19:13:57 Comparing candidate commit d1ee649 in PR branch Found 0 performance improvements and 0 performance regressions! Performance is the same for 258 metrics, 8 unstable metrics. |
* wip * type definitions * active + try/catch eval metric writer append * test ts * use tagger map and processor as a channel subscriber * change decorate and add in dev changes * try some api changes * add decorate to noop * fix breaking proxy tests * experimental decorators for TS docs * api changes, fix unit + e2e tests * try removing global log mocks * add some util tests * remove logger mocks * add module tests + do not enable when not specified * fix eval metric integration test * wip * memoize getFunctionArguments * move any subscriber and global writer to the module enablement level instead of sdk * should fix TS tests * add ts integration test and fix decorator * devex for ts versions * add noop typescript test * remove startSpan * remove unneeded change * dedup decorator code * Update index.d.ts Co-authored-by: Yun Kim <[email protected]> * map metrics names * change validKind to validateKind and throw * tagger for metrics follow-up * review feedback * add some tests for not auto-annotating in certain cases --------- Co-authored-by: Yun Kim <[email protected]>
sabrenner
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What does this PR do?
Introduces an LLM Observability SDK into the tracer, with its own tracing API extending the core tracer, and span tagging and processing functionality to flush LLM Observability spans to LLM Observability.
The following PRs have been merged into the branch for this PR, and have been reviewed and approved:
(config) #4696 APM: @ida613 LLMObs: @Yun-Kim
(writer) #4699 APM: @rochdev LLMObs: @Yun-Kim
(tagger) #4718 APM: @rochdev LLMObs @Yun-Kim
(span processing) #4738 APM: @rochdev LLMObs: @lievan
(sdk api) #4773 APM: @rochdev LLMObs: @Yun-Kim @lievan @Kyle-Verhoog
Submitting OpenAI spans will be a direct follow-up PR.
Motivation
Introduce core LLM Observability SDK logic into the tracer.