Issues

• modal skills install/update fails on Windows: write_text without encoding ('charmap' codec error)

  modal-labs/modal-client#4152 · Filter by author pkircher29 opened on Nov 3, 2026
  1

• FilePatternMatcher ignores a .dockerignore exception written with a leading slash

  modal-labs/modal-client#4151 · Filter by author chrikrah opened on Nov 2, 2026

• @modal.web_server WebSocket relay fails with aiohttp ≥ 3.14.2 when the app accepts permessage-deflate

  bug
  modal-labs/modal-client#4150 · Filter by author tdsmith opened on Oct 31, 2026

• Image.from_dockerfile with a relative path never finds Dockerfile.dockerignore, so ignore rules never apply

  modal-labs/modal-client#4149 · Filter by author chrikrah opened on Oct 29, 2026

• Image.from_dockerfile: COPY in JSON form raises ValueError, and COPY ./ adds no files to the build context

  bug
  modal-labs/modal-client#4148 · Filter by author CyberNativeAI opened on Oct 24, 2026

• Unable to view effective workspace HTTP rate limits in Dashboard or CLI

  bug
  modal-labs/modal-client#4147 · Filter by author KyryloPikhno opened on Oct 21, 2026
  2

• Image.from_dockerfile: different build_args resolve to the same image

  bug
  modal-labs/modal-client#4146 · Filter by author wlamnorman opened on Oct 16, 2026
  1

• Deploying an App with many distinct mounts fails with "can't start new thread" (one thread pool per mount)

  modal-labs/modal-client#4142 · Filter by author Batuhan1999 opened on Oct 1, 2026

• Validate protobuf 7 support and the current <7 upper bound

  modal-labs/modal-client#4141 · Filter by author iskandr opened on Sep 29, 2026

• Feature request: support ~1 TiB vm_runtime filesystem snapshots (raise/make-configurable disk, snapshot changed-data, and inode ceilings)

  modal-labs/modal-client#4140 · Filter by author ElenaViewSynthesis opened on Sep 25, 2026

• snapshot_filesystem fails below the disk cap: 256 GiB changed-data limit (typed) + an undocumented inode/file-count limit (opaque InternalError)

  modal-labs/modal-client#4139 · Filter by author ElenaViewSynthesis opened on Sep 25, 2026

• Feature request: feeless per-call settlement for Modal Function endpoints (x402)

  modal-labs/modal-client#4138 · Filter by author dhyabi2 opened on Sep 25, 2026

• Image.run_function preemption recovery fails with empty Dockerfile error

  modal-labs/modal-client#4135 · Filter by author ben-z opened on Sep 10, 2026

• modal volume get can corrupt a directory download when the local destination does not exist

  bug
  modal-labs/modal-client#4130 · Filter by author jasondavies opened on Aug 12, 2026
  3

• Python client: stdio retry budget never resets on progress, so long-lived sandbox and exec streams die on a routine drop

  modal-labs/modal-client#4128 · Filter by author shehio opened on Aug 9, 2026
  1

• JS SDK incorrectly decodes WorkspaceBillingSummaryResponse, reports incorrect cost data (stale bindings)

  bug
  modal-labs/modal-client#4127 · Filter by author RJFelix opened on Aug 7, 2026
  1

• "Deployment skipped: no changes detected" doesn't work in some circumstances

  bug
  modal-labs/modal-client#4126 · Filter by author hn-bfai opened on Aug 1, 2026
  2

• Cancelling a generator input kills the container instead of the input

  modal-labs/modal-client#4125 · Filter by author noonhub opened on Jul 31, 2026
  1

• JS/TS SDK can't run on Cloudflare Workers (edge runtime): gRPC-over-HTTP/2 transport is unsupported

  bug
  modal-labs/modal-client#4124 · Filter by author 0x0f0f0f opened on Jul 23, 2026

• Setup OIDC flow for npm modal pkg

  bug
  modal-labs/modal-client#4123 · Filter by author wardpeet opened on Jul 20, 2026
  2

• Proposal: portable failure passports for replaying distributed executions

  modal-labs/modal-client#4122 · Filter by author RitwijParmar opened on Jul 20, 2026

• Q: User-supplied FUSE filesystems inside Function/Sandbox containers — supported?

  modal-labs/modal-client#4115 · Filter by author dilverse opened on May 28, 2026

• modal run / Modal SDK unusable from Claude Code Web due to gRPC sandbox restrictions

  modal-labs/modal-client#4113 · Filter by author dhruv-anand-aintech opened on May 10, 2026

• Sandbox.exec timeout kills only the direct process — child/grandchild processes survive as orphans

  modal-labs/modal-client#3992 · Filter by author wise-east opened on Mar 21, 2026
  2

• Multipart upload completion fails on S3 503 SlowDown with no retry

  modal-labs/modal-client#3917 · Filter by author ShivamB25 opened on Feb 13, 2026
  3