Issues

• Feature Request: Unified model picker across authenticated providers

  vercel-labs/fx#1289 · Filter by author halqme opened on Oct 14, 2026

• Bug: a plain engine that resumes a yielded turn after a checkpoint leaves a journal that won't open

  vercel-labs/fx#1264 · Filter by author fazxes opened on Oct 13, 2026

• Durable sessions: record a queue namespace on libfx's runs so a Workflow World's restart recovery doesn't fail them

  vercel-labs/fx#1253 · Filter by author pranaygp opened on Oct 13, 2026

• Bug: ACP provider config option uses category: "model", so spec-following clients pick it as the model selector

  vercel-labs/fx#1236 · Filter by author KorenKrita opened on Oct 12, 2026

• Bug: Inconsistent MCP configuration behavior

  bug
  vercel-labs/fx#1218 · Filter by author jonathanhefner opened on Oct 11, 2026

• Bug: a tool call whose input JSON contains line breaks crashes the host process

  vercel-labs/fx#1215 · Filter by author jagenaujagenau opened on Oct 11, 2026

• Bug: web_fetch rejects every URL on IPv6-only (DNS64/NAT64) networks with NonPublicDnsAnswer

  vercel-labs/fx#1184 · Filter by author lemonadev03 opened on Oct 7, 2026

• Bug: openai-chat-completions fails with InvalidChunk against gateways that stream model:"" (Bifrost)

  vercel-labs/fx#1173 · Filter by author espetro opened on Oct 6, 2026

• Bug: requests hang forever when IPv6 is routed but unreachable (no fallback to IPv4)

  vercel-labs/fx#1172 · Filter by author IKatsuba opened on Oct 6, 2026

• Image input for createFxTerminal() in browser hosts (attachment API or workspace file-read hook)

  vercel-labs/fx#1170 · Filter by author mrestrepoj10 opened on Oct 6, 2026
  1

• Bug: ACP emits invalid StopReason values

  bug
  vercel-labs/fx#1157 · Filter by author tomdale opened on Oct 5, 2026

• Support using an existing Claude Code subscription with fx

  vercel-labs/fx#1154 · Filter by author shujanislam opened on Oct 4, 2026

• mimo-v2.6-flash: nested tool parameters arrive as JSON strings, causing 5 identical retries and abort

  vercel-labs/fx#1150 · Filter by author 1deat0r opened on Oct 4, 2026
  1

• Anthropic model usage never recorded: stream billing rejected without response-metadata timestamp, /v1/generation fallback 401s for fx login

  vercel-labs/fx#1149 · Filter by author DarlingtonDeveloper opened on Oct 3, 2026

• Bug: Unable to finish login & model setup with grok

  bug
  vercel-labs/fx#1148 · Filter by author mmurakaru opened on Oct 3, 2026

• Let a subagent run on a different connection (per-agent provider selection)

  vercel-labs/fx#1145 · Filter by author uipoet opened on Oct 3, 2026

• Custom providers: an undeclared model id is sent anyway, and fx reports the requested model rather than the serving one

  vercel-labs/fx#1144 · Filter by author uipoet opened on Oct 3, 2026

• Custom connections cannot send extra request headers — blocks OpenCode Go, Azure OpenAI, Cloudflare AI Gateway

  vercel-labs/fx#1109 · Filter by author huypham37 opened on Oct 1, 2026

• Bug: startup benchmark cleanup can remove pre-existing TMPDIR files on PID collision

  vercel-labs/fx#1048 · Filter by author dajiaohuang opened on Sep 25, 2026

• Bug: Codex subscription catalog validation times out behind an HTTP proxy on VPN, while completions succeed

  bug
  vercel-labs/fx#1034 · Filter by author veny opened on Sep 24, 2026

• Subagent result and status reads retain full session scratch in the parent turn

  vercel-labs/fx#1031 · Filter by author acking-you opened on Sep 24, 2026

• Discuss an opt-in AnySearch MCP integration guide

  vercel-labs/fx#1023 · Filter by author ningwangsee opened on Sep 23, 2026

• Bug: ACP operational notices cannot be distinguished from assistant messages

  vercel-labs/fx#1016 · Filter by author jask-aran opened on Sep 23, 2026

• Add two-tier /review for PR and branch code review

  vercel-labs/fx#1009 · Filter by author puri-adityakumar opened on Sep 22, 2026
  1

• Improve subagent batch cancellation and partial-result recovery

  vercel-labs/fx#1008 · Filter by author puri-adityakumar opened on Sep 22, 2026