5.110.0

Features

• AI Guard: Support aiguard standalone mode #8993
• AppSec: Add missing APISec metrics + APISec reorg #8588
• aws-sdk: Allow a function service for per-resource span naming #8922
• aws-sdk: Link batch SQS receives to every producer #9058
• General: Opt-in OpenTelemetry HTTP semantic conventions (DD_TRACE_OTEL_SEMANTICS_ENABLED) #8933
• General: Warn when Next.js is loaded before dd-trace #8901
• LLM Observability: Sampling decisions, rates, and propagation #9030
• OpenTelemetry: Enable improved OTel trace compatibility via opt-in configuration #8894

Fixes

• AI Guard: Resolve endpoint host correctly for regional Datadog sites #9040
• AppSec: Handle malformed url when parsing query #9005
• AppSec: Skip mongodb >=7 NoSQL tests on Node.js < 20 #8975
• aws-sdk: Allow EventBridge context injection up to 1mb #9038
• benchmarks: Surface variant errors and narrow non-benchmark change gate #9031
• ci: Apply Vitest ATR retries to project configs #8985
• ci: Deduplicate git and ci test metadata #8974
• datastreams: Preserve extracted schema field descriptions #7838
• Dependencies: Bump import-in-the-middle to 3.1.0 #8972
• Dynamic Instrumentation: Keep breakpoint id in sync after update #8968
• express: Restore loopback middleware phase ordering #9062
• Feature Flags: Bundle the optional peer so the plugin sees it #8999
• General: [OTLP] detect http/https protocol from parsedUrl.protocol #9028
• General: Expose resource, tags and maxPerSecond on SamplingRule #9057
• General: Guard middleware error publishing against re-entrant recursion #8789
• General: Stop exposing deprecated alias entries as Config properties #9061
• General: Surface late-load framework warning regardless of startupLogs #9068
• General: Test non_webpack_require in optional-peer guard #9051
• General: Use UNIX-epoch nanoseconds for OTLP metric timestamps #8978
• graphql: Restore graphql-yoga execute spans on CommonJS #9060
• LLM Observability: Emit a single llm span for langchain + anthropic #8938
• mariadb: Stop tcp.connect spans leaking from 3.4.1 pools #9064
• Profiling: Fallback from allocation to heap profiling before v26 #8946
• router: Expose middleware option in TypeScript Integration types #8582
• sampling: Materialize the priority decision when reading the W3C sampled flag #8926
• span-stats, exporters: Derive socketPath from the agent URL #9042
• web: Let late routes supersede endpoint fallback #8998

Performance

• Dynamic Instrumentation: Sample probes in breakpoint conditions #8967
• loader: Use synchronous iitm hooks when available #8942

Documentation

• agents: Codify failure-handling and flaky-test discipline
• General: Reserve feat/fix for production code in commit convention #9018

Internal (CI, Testing, Benchmarking)

• AppSec: Disable remote config in the fastify RASP blocking suite #9054
• codeowners: Clean up stale and ambiguous rules #8994
• dependabot: Broaden auto-merge coverage and rebalance update groups #8939
• Dependencies: Bump @apm-js-collab/code-transformer from 0.14.0 to 0.15.0 in /vendor in the vendor-minor-and-patch-dependencies group across 1 directory #9046
• Dependencies: Bump @aws/durable-execution-sdk-js #9037
• Dependencies: Bump stripe #9082
• Dependencies: Bump the vendor-minor-and-patch-dependencies group across 1 directory with 2 updates #9011
• Dependencies: Bump undici from 6.24.0 to 6.27.0 #8997
• Dependencies: Bump vercel ai sdk dependency in tests #9041
• Dynamic Instrumentation: Drop unused snapshot probe index #8969
• General: Add editorconfig validation to linting #7594
• General: Bump google-gax dep in tests #9050
• General: Derive installed and tested plugin versions from one resolver #9019
• General: Fix independent plugin and config spec reliability #9020
• General: Parse and resolve defaults in getValueFromEnvSources #8925
• General: Prepare infrastructure for dropping Node.js 18/20 in v6 #9033
• General: Regenerate supported integration version metadata #9072
• guardrails: Remove redundant runtime-check unit test #9098
• harness: Make withVersions fail loudly on an unmatched module #9069
• bump pprof nodejs to v5.15.1 #9087
• pr-title: Make reverts always semver-patch #8709
• prisma: Cleaned up prisma tests #8947
• prisma: Skip lib checks for generated client builds #8995
• Profiling: Derive config from tracer env names directly #8890
• Profiling: Make profiling exporter fields private #9043
• redis: Prepare redis tests for redis v6 #9027
• release: Consolidate publish jobs into a matrix-driven single job #9071
• release: Improve release changelog readability and dependency scope #9044
• release: Support promoting pre-release to stable on v6.x #9066
• setup: Arm a 120s watchdog to turn exit-hangs into fast failures #9056
• sirun: Report operations per second #9039
• startup: Add ESM variant that exercises the iitm loader #8956
• Test Optimization: Stabilize selenium browser profiles #9059