braintrustdata · github-actions · Jul 7, 2026 · Jul 7, 2026
diff --git a/.changeset/ai-sdk-token-total-metrics.md b/.changeset/ai-sdk-token-total-metrics.md
diff --git a/.changeset/ai-sdk-v7-telemetry-end.md b/.changeset/ai-sdk-v7-telemetry-end.md
diff --git a/.changeset/calm-llamas-trace.md b/.changeset/calm-llamas-trace.md
diff --git a/.changeset/distributed-tracing-w3c.md b/.changeset/distributed-tracing-w3c.md
diff --git a/.changeset/eu-proxy-url-function-invoke.md b/.changeset/eu-proxy-url-function-invoke.md
diff --git a/.changeset/hot-boats-fail.md b/.changeset/hot-boats-fail.md
diff --git a/.changeset/icy-symbols-jam.md b/.changeset/icy-symbols-jam.md
diff --git a/.changeset/lemon-mirrors-fold.md b/.changeset/lemon-mirrors-fold.md
diff --git a/.changeset/sunny-walls-share.md b/.changeset/sunny-walls-share.md
diff --git a/.changeset/sunny-wombats-cheer.md b/.changeset/sunny-wombats-cheer.md
diff --git a/.changeset/sweet-pears-pay.md b/.changeset/sweet-pears-pay.md
diff --git a/.changeset/tiny-sheep-send.md b/.changeset/tiny-sheep-send.md
diff --git a/.changeset/violet-vans-design.md b/.changeset/violet-vans-design.md
diff --git a/js/CHANGELOG.md b/js/CHANGELOG.md
@@ -1,5 +1,26 @@
 # braintrust
 
+## 3.21.0
+
+### Minor Changes
+
+- feat: Add `inject`/`extract` APIs for distributed tracing across service boundaries (https://github.com/braintrustdata/braintrust-sdk-javascript/pull/2141)
+- fix(ai-sdk): Don't capture message history in tool spans (https://github.com/braintrustdata/braintrust-sdk-javascript/pull/2179)
+- feat: Expose flag for toggling realtime mode in span fetcher (https://github.com/braintrustdata/braintrust-sdk-javascript/pull/2187)
+- feat: Add scorer that exposes helpers to evaluate agents (https://github.com/braintrustdata/braintrust-sdk-javascript/pull/2146)
+- feat(evals): Forward/pick up `bt eval <...> --sample N` flag (https://github.com/braintrustdata/braintrust-sdk-javascript/pull/2165)
+- feat(ai-sdk): Add Workflow Agent instrumentation (https://github.com/braintrustdata/braintrust-sdk-javascript/pull/2177)
+
+### Patch Changes
+
+- fix: Synthesize AI SDK total token metrics from prompt and completion counts (https://github.com/braintrustdata/braintrust-sdk-javascript/pull/2174)
+- fix(ai-sdk): Close `braintrustAISDKTelemetry()` parent spans with AI SDK 7 `onEnd` callbacks (https://github.com/braintrustdata/braintrust-sdk-javascript/pull/2172)
+- fix(ai-sdk): Keep `wrapAISDK` model child spans correctly parented for concurrent calls sharing a model instance (https://github.com/braintrustdata/braintrust-sdk-javascript/pull/2194)
+- fix: Fix function invocations by stripping `/v1/proxy` from functions endpoint (https://github.com/braintrustdata/braintrust-sdk-javascript/pull/2180)
+- ref: Fork `orchestrion-js`, `import-in-the-middle` and `require-in-the-middle` (https://github.com/braintrustdata/braintrust-sdk-javascript/pull/2154)
+- chore: Update platform types (https://github.com/braintrustdata/braintrust-sdk-javascript/pull/2196)
+- fix: Properly anchor preview domain CORS regex (https://github.com/braintrustdata/braintrust-sdk-javascript/pull/2162)
+
 ## 3.20.0
 
 ### Minor Changes

diff --git a/js/package.json b/js/package.json
@@ -1,6 +1,6 @@
 {
   "name": "braintrust",
-  "version": "3.20.0",
+  "version": "3.21.0",
   "description": "SDK for integrating Braintrust",
   "repository": {
     "type": "git",