Issues

• [bug] Typechecker accepts mixing associated types from different union implementations

  BoundaryML/baml#5627 · Filter by author peblair opened on Nov 12, 2026
  1

• [bug] Union types + associated types = compiler crash

  BoundaryML/baml#5626 · Filter by author peblair opened on Nov 12, 2026
  3

  

• [bug] Soundness issue with loop condition variables

  BoundaryML/baml#5615 · Filter by author peblair opened on Nov 12, 2026
  3

• [bug] match dead branch analysis is inconsistent

  BoundaryML/baml#5604 · Filter by author peblair opened on Nov 12, 2026
  1

• [bug] Catch-all binding in match doesn't subtract earlier enum variants or bool literals

  BoundaryML/baml#5603 · Filter by author peblair opened on Nov 12, 2026
  1

• Node: source-initialized runtime rejects plain-object class arguments unless a generated descriptor is registered

  BoundaryML/baml#5593 · Filter by author BenSpex opened on Nov 11, 2026
  1

• baml.http.Request: allow a binary or multipart body (audio upload endpoints)

  BoundaryML/baml#5568 · Filter by author BenSpex opened on Nov 7, 2026
  3

• baml fmt is not idempotent: a catch arm _ => return Class { … }, needs two passes (0.23.1-nightly.20261103.b)

  BoundaryML/baml#5554 · Filter by author BenSpex opened on Nov 6, 2026
  1

• Local tracing records custom client headers: plain text in the CAS client value, unsalted sha256 in the network span

  BoundaryML/baml#5499 · Filter by author BenSpex opened on Nov 3, 2026
  1

• typesafeai: support TypeSafe-Danger-Zone-Long-Context header (or custom headers) on typesafeai.Client

  BoundaryML/baml#5473 · Filter by author ViperJuice opened on Oct 31, 2026
  3

• [0.23.1] error_value stores the full baml.errors.Context with class definitions on every row and a self-repeating cause chain; Studio shows it raw

  BoundaryML/baml#5445 · Filter by author BenSpex opened on Oct 27, 2026
  2

• Studio dashboards: window.boundary.query fails with 'expired data-plane access' / 'truncated' at ~300k spans/day — budgets and grant lifetime undocumented

  BoundaryML/baml#5444 · Filter by author BenSpex opened on Oct 27, 2026
  1

• [0.23.1] Trace spans of a retried call hide the function: user.F > ai.<(ai.clients.Retry as ai.Client)>.invoke > ai.clients.retry_attempt, Studio lists show only the leaf

  BoundaryML/baml#5443 · Filter by author BenSpex opened on Oct 27, 2026
  1

• [bug] baml query: spans.temporary_projections removed without a changelog; self_usage[1]['field'] silently returns NULL

  BoundaryML/baml#5441 · Filter by author BenSpex opened on Oct 27, 2026
  1

• baml run with cloud tracing on keeps stdout open and the process alive until the trace upload finishes, so callers block for the whole upload

  BoundaryML/baml#5392 · Filter by author BenSpex opened on Oct 23, 2026
  3

• [feat] Configurable Keep Alive Ping Frequency

  BoundaryML/baml#5368 · Filter by author sme95 opened on Oct 22, 2026
  2

• [bug] Boundary Studio typed JSON preview turns nullable list fields into null despite intact value

  BoundaryML/baml#5366 · Filter by author minarovic opened on Oct 21, 2026
  1

• [bug] 0.226.2 RPC tracing: nullable list of union members emits type_index="not_found"

  BoundaryML/baml#5365 · Filter by author minarovic opened on Oct 21, 2026
  2

• [bug] Playground Prompt and cURL tabs: "Function not found: X$render_prompt" / "X$build_request" (0.21.1 and 0.22.3 nightlies)

  BoundaryML/baml#5322 · Filter by author BenSpex opened on Oct 20, 2026
  2

• Feature request: trace to Boundary without the prompt (request bodies / rendered prompt), keeping metadata and outputs

  BoundaryML/baml#5309 · Filter by author BenSpex opened on Oct 18, 2026
  4

• Native HTTP transport follows redirects by default, so an LLM request body can reach a host other than base_url

  BoundaryML/baml#5300 · Filter by author BenSpex opened on Oct 17, 2026
  2

• A telemetry level that records timing and token usage but never prompt or response bodies

  BoundaryML/baml#5249 · Filter by author BenSpex opened on Oct 14, 2026
  3

• Feature request: Rust host instrumentation (trace.instrument equivalent / span API)

  BoundaryML/baml#5233 · Filter by author BenSpex opened on Oct 12, 2026
  4

  

• [bug] Node bridge 0.21.1-nightly: a host callable returning a non-empty Class[] or map<string, Class> panics with HostContractViolation

  BoundaryML/baml#5226 · Filter by author BenSpex opened on Oct 11, 2026
  2

  

• Feature request: Rust SDK — emit every LLM function in-process (LLM functions skipped) and exit non-zero on a skipped user function

  BoundaryML/baml#5101 · Filter by author BenSpex opened on Oct 2, 2026
  3