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Releases

braintrust@3.9.0

Minor Changes

• #1824 c980e07 Thanks @lforst! - feat: Add reranking instrumentation for AI SDK and Openrouter SDK

• #1738 25d25d5 Thanks @AbhiPrasad! - - feat: Add instrumentation for @huggingface/inference (#1807)

  • feat: Add cohere-ai instrumentation (#1781)
  • fix: Capture anthropic server tool use inputs for streaming APIs (#1776)
  • feat: Capture grounding metadata for Google GenAI (#1773)
  • fix(claude-agent-sdk): Don't drop tool spans for spawning subagents (#1779)
  • feat: Track server tool use metrics for anthropic SDK (#1772)
  • fix(openai): Collect logprob and refulsals output for streaming APIs (#1774)
  • perf: Remove zod from deepCopyEvent (#1796)
  • fix(test): Double timeout for slow OpenAI API tests (#1794)
  • feat(claude-agent-sdk): Improve task lifecycle and lifecycle details (#1777)
  • ci(deps): bump actions/github-script from 8.0.0 to 9.0.0 (#1783)
  • ci(deps): bump docker/setup-buildx-action from 3.12.0 to 4.0.0 (#1782)
  • chore: Don't use environment (ie. github deployments) for canary tests (#1775)
  • chore: Make dependabot less annoying (#1778)
  • fix(auto-instrumentation): Upgrade @apm-js-collab/code-transformer to v0.12.0 (#1708)
  • fix(auto-instrumentation): Use sync channel for AI SDK CJS streamText/streamObject in v4+ (#1768)
  • fix: Give AI SDK top-level api spans type function (#1769)

• #1814 d9b9923 Thanks @lforst! - - feat: Add per-input trialCount support to Eval()

• #1821 1b5de11 Thanks @lforst! - feat: Instrument Google GenAI embedContent for text

Patch Changes

• #1825 f389036 Thanks @lforst! - fix(ai-sdk): Restore prompt cache metrics

• #1813 2434a0e Thanks @lforst! - fix(openai-agents): End child spans on trace end

• #1836 5581357 Thanks @stretpjc! - feat: Add x-bt-use-gateway header to allowed CORS headers