Backend & API Design Good First Issues

Explora issues de código abierto agrupados bajo Backend & API Design. Si la materia aparece en los metadatos con nombres más antiguos, también se tienen en cuenta.

Backend & API Design

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Dificultad anotada media: 3.7/5 en 10,741 issues.
12% de 10,741 estimaciones de tiempo son de un día o menos.

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[BUG] Routines (CCR) の定期実行がセッション初期化直後で毎回停止する Abierto

area:routines bug platform:web

anthropics/claude-code#88245 · 1 comentario · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[Bug] Anthropic API Error: reasoning_extraction failure Abierto

area:model bug duplicate platform:macos

anthropics/claude-code#88254 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] Claude Tag: !help, !routines, !restart silently ignored — commands fall through to the session as ordinary prompts Abierto

area:integrations bug

anthropics/claude-code#88275 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] KIE.ai MCP connector: prepare_media_generation always returns "Host declined the approval request" on Desktop app Abierto

area:desktop area:mcp bug platform:windows

anthropics/claude-code#88282 · 2 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
MCP tool results missing content blocks: accessibility tree never surfaced, screenshot intermittently dropped Abierto

area:mcp bug platform:macos

anthropics/claude-code#88298 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] Scheduled Routine trigger fires on schedule but session doesn't execute until a browser tab is opened on it Abierto

area:claude-code-web area:routines bug platform:web

anthropics/claude-code#88310 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[Bug] Design canvas public share fails with "unscannable" content scan error Abierto

area:skills bug has repro platform:macos

anthropics/claude-code#88326 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] Claude Code on the web: GitHub write access (push/branch/tree creation) returns 403 "Resource not accessible by integration" despite working read access Abierto

area:auth area:claude-code-web bug platform:web

anthropics/claude-code#88333 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[Bug] Anthropic API Error: Unjustified guardrail flag on /btw commands Abierto

area:model bug platform:macos

anthropics/claude-code#88344 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
Third-party gateway mode: no capability discovery (1M silently capped at 200k), stale model selection, settings.json env ignored/mangled Abierto

area:desktop area:model area:providers bug platform:macos

anthropics/claude-code#88345 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] Weekly limit stays at 99% after Pro → Max 20x re-login; rateLimitTier now correct but counter not recalculated Abierto

area:auth area:cost bug platform:linux platform:wsl

anthropics/claude-code#88353 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
MCP Apps widgets stopped rendering after staged rollout of server/discover version negotiation (2.1.234) Abierto

area:mcp bug platform:macos

anthropics/claude-code#88370 · 6 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
Background task notifications stay queued until the next user message in SDK streaming mode Abierto

area:agent-sdk bug platform:linux

anthropics/claude-code#88378 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[Bug] Anthropic API Error: Content Flagged by Safeguards (Fable 5) Abierto

area:model duplicate platform:macos

anthropics/claude-code#88388 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[FEATURE] Slack MCP: implement the claude/channel capability so Slack activity can drive turns Abierto

area:mcp area:plugins enhancement

anthropics/claude-code#88403 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
Remote Control session goes permanently unresponsive (process alive, no crash) after a Bash tool call times out; mobile app shows it as unrecoverable 'Disconnected' Abierto

area:core bug has repro platform:ios platform:macos

anthropics/claude-code#88414 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] Resuming a fork forfeits its prompt cache: deterministic miss after any tool loop, fork 5m vs parent 1h TTL, full-context rewrites while the prefix is live Abierto

api:anthropic area:agents area:core area:cost bug has repro platform:linux

anthropics/claude-code#88444 · 5 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[Bug] Non-streaming retry receives event-stream response instead of JSON (HTTP 200) Abierto

area:api area:networking duplicate platform:windows

anthropics/claude-code#88451 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[Bug] Anthropic API Error: Content Policy Violation on Safe Inputs with Claude 3.5 Sonnet Abierto

api:anthropic area:model bug duplicate platform:windows

anthropics/claude-code#88456 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[MODEL] Typos in Korean audio text during video generation caused wasted Higgsfield credits Abierto

area:mcp area:model bug model

anthropics/claude-code#88474 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
claude.ai connectors and local stdio servers yield zero tools at session start (desktop); only a manual connector re-toggle — which uses a different registration path (UUID vs display-name) — makes them appear Abierto

area:desktop area:mcp bug has repro platform:windows

anthropics/claude-code#88484 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[Locked out — existing account routed to “Let’s create your account”, request human escalation Abierto

area:auth bug platform:macos

anthropics/claude-code#88497 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] Routine unprompted instant delete Abierto

area:routines bug platform:macos

anthropics/claude-code#88522 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[Bug] 400 "text content blocks must be non-empty": empty text block from a custom ANTHROPIC_BASE_URL is persisted and replayed forever — deterministic repro Abierto

area:core area:providers bug has repro platform:linux

anthropics/claude-code#88536 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
Gmail connector: send_message/reply cannot apply the account's Gmail signature, and there is no way to read it Abierto

area:mcp enhancement

anthropics/claude-code#88544 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] : Routine is not working properly in Claude Paid version Abierto

area:routines bug platform:web

anthropics/claude-code#88551 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[Bug] Claude Code loses context after API failures and denies error occurrence Abierto

area:core area:model bug platform:macos

anthropics/claude-code#88555 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] MCP Apps widgets never render in third-party (custom-3p) deployment mode — empty feature-flag payload disables the epitaxy MCP Apps gate Abierto

area:mcp bug platform:macos

anthropics/claude-code#88566 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] "Out of usage credits" blocks chat while Plan usage limits panel shows headroom (Pro plan) Abierto

invalid

anthropics/claude-code#88570 · 1 comentario · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] Org repos not visible in Claude Code web/desktop repo picker despite valid gh token and SSO authorization Abierto

area:auth area:claude-code-web duplicate

anthropics/claude-code#88628 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
Gateway model discovery pricing is ignored by /usage Abierto

area:api area:cost enhancement platform:macos

anthropics/claude-code#88659 · 1 comentario · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[Bug] Claude Code artifact links return 404 page not found Abierto

area:claude-code-web bug platform:macos

anthropics/claude-code#88677 · 1 comentario · 0 reacciones · 0 asignados · Indexado el 14/9/2026
Credit balance is too low Abierto

area:cost platform:linux question

anthropics/claude-code#88711 · 1 comentario · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[Bug] Mobile push notifications not delivered despite successful server confirmation Abierto

bug platform:windows

anthropics/claude-code#88712 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] GitHub connector authorized but write operations fail with "403 Resource not accessible by integration Abierto

area:claude-code-web area:integrations area:mcp bug platform:windows

anthropics/claude-code#88713 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[Bug] Anthropic API Error: Blocked by Security Policy for Legitimate Infrastructure Code Abierto

api:anthropic area:model area:security duplicate platform:windows

anthropics/claude-code#88751 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] Advisor is omitted from internal fork requests, so /compact re-bills the whole conversation as a cache write Abierto

area:core area:cost bug has repro

anthropics/claude-code#88755 · 6 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
Bug: /model switch confirmed in UI but backend continues serving previous model for hours, silently draining weekly limit + usage credits Abierto

area:cost area:model bug has repro

anthropics/claude-code#88759 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[FEATURE] AskUserQuestion tool result cannot be distinguished from a genuine human response Abierto

area:agents area:permissions area:security enhancement

anthropics/claude-code#88790 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] Artifact mit artifact-Capability zeigt dauerhaft "Nur Lesezugriff" für den Eigentümer – Schreibvorgänge werden nicht gespeichert Abierto

area:claude-code-web bug platform:windows

anthropics/claude-code#88796 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
Cloud routine (CCR) session 卡死在 "Claude Code process started" 之後，即使不使用任何 MCP 工具 Abierto

area:routines bug has repro

anthropics/claude-code#88799 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] Cloud routines stall before their first turn: 'Claude Code process started', then no init, no result - while other routines on the same environment run green Abierto

area:routines bug platform:web

anthropics/claude-code#88825 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] Claude in Chrome: "Could not verify this site's safety category" blocks all sites, including claude.ai (persists after reinstall) Abierto

area:browser-extension area:chrome bug platform:macos

anthropics/claude-code#88827 · 2 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] Claude Code cloud session — Google Calendar connector enabledInChat intermittently false despite connected: true Abierto

area:claude-code-web area:mcp area:routines bug platform:web

anthropics/claude-code#88853 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] Paid Max 20x reverted to Free — paid invoice but billing_type is none Abierto

area:auth area:cost bug external platform:macos

anthropics/claude-code#88854 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] `best` alias never falls back to Opus when Fable 5 is not usable — hard error at top level, silent Sonnet 5 as a subagent model Abierto

api:anthropic area:model bug

anthropics/claude-code#88861 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[Bug] Anthropic API Error: Request Flagged by Safety Guards for Input Validation Task Abierto

area:mcp area:model bug platform:windows

anthropics/claude-code#88863 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] /auto-mode-setup always fails: propose side query returns HTTP 429 rate_limit_error at 2% utilization Abierto

api:anthropic area:api area:cli bug has repro platform:macos

anthropics/claude-code#88874 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[FEATURE] Render MCP Apps for locally-configured MCP servers (config file / localhost or internal-network HTTP) Abierto

area:mcp enhancement

anthropics/claude-code#88881 · 0 comentarios · 0 reacciones · 0 asignados · Indexado el 14/9/2026
[BUG] MCP Tools with draft-07 are rejected Abierto

area:mcp bug has repro platform:macos

anthropics/claude-code#88882 · 3 comentarios · 1 reacción · 0 asignados · Indexado el 14/9/2026

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Backend & API Design Good First Issues

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