{
  "format": "agent-article-v0",
  "article_id": "PM-CLAUDE-CORE-04",
  "canonical_url": "/providers/pm-claude-core-04",
  "page_type": "reference",
  "claim_ids": [],
  "evidence_ids": [
    "EVD-PM-CLAUDE-CORE-04-URL-9332683246DB",
    "EVD-PM-CLAUDE-CORE-04-URL-82747C62F33E",
    "EVD-PM-CLAUDE-CORE-04-URL-A2C7CB24DC72",
    "EVD-PM-CLAUDE-CORE-04-URL-DBCB362197DB",
    "EVD-PM-CLAUDE-CORE-04-URL-DF1A1BB212DB",
    "EVD-PM-CLAUDE-CORE-04-URL-854B88AAD19B",
    "EVD-PM-CLAUDE-CORE-04-URL-ED2EA3ED3DC1",
    "EVD-PM-CLAUDE-CORE-04-URL-2AA41A0F518B",
    "EVD-PM-CLAUDE-CORE-04-URL-2B13AE4354AB",
    "EVD-PM-CLAUDE-CORE-04-URL-8A6DFE25191D",
    "EVD-PM-CLAUDE-CORE-04-URL-76592DD9412F",
    "PM-CLAUDE-CORE-04-DOCUMENT-READBACK"
  ],
  "unknown_ids": [
    "PM-CLAUDE-CORE-04-CURRENTNESS"
  ],
  "operational_object_ids": [],
  "provider": [
    "CLAUDE"
  ],
  "models": [],
  "plans": [],
  "surfaces": [],
  "regions": [],
  "current_status": "UNKNOWN",
  "observation_status": "UNOBSERVED",
  "freshness": "UNKNOWN",
  "last_verified": null,
  "supersedes": [],
  "superseded_by": [],
  "provenance": [
    "DOC-083cde4caa627644-PM-CLAUDE-CORE-04",
    "SRC-PM-CLAUDE-CORE-04-URL-9332683246DB",
    "SRC-PM-CLAUDE-CORE-04-URL-82747C62F33E",
    "SRC-PM-CLAUDE-CORE-04-URL-A2C7CB24DC72",
    "SRC-PM-CLAUDE-CORE-04-URL-DBCB362197DB",
    "SRC-PM-CLAUDE-CORE-04-URL-DF1A1BB212DB",
    "SRC-PM-CLAUDE-CORE-04-URL-854B88AAD19B",
    "SRC-PM-CLAUDE-CORE-04-URL-ED2EA3ED3DC1",
    "SRC-PM-CLAUDE-CORE-04-URL-2AA41A0F518B",
    "SRC-PM-CLAUDE-CORE-04-URL-2B13AE4354AB",
    "SRC-PM-CLAUDE-CORE-04-URL-8A6DFE25191D",
    "SRC-PM-CLAUDE-CORE-04-URL-76592DD9412F"
  ],
  "article_sources": [
    {
      "id": "EVD-PM-CLAUDE-CORE-04-URL-9332683246DB",
      "evidence_class": "RESEARCH",
      "title": "Anthropic model IDs and versioning: <[",
      "href": "https://platform.claude.com/docs/en/about-claude/models/model-ids-and-versions",
      "supports": [],
      "limit": "元の監査済み資料に記載された参照先です。URLの復元は、資料の最新性や全主張の支持を新たに検証したことを意味しません。",
      "origin_class": "APPROVED_DOCUMENT_REFERENCE",
      "source_or_experiment_ids": [
        "SRC-PM-CLAUDE-CORE-04-URL-9332683246DB"
      ],
      "supporting_locators": [
        "Evidence and provenance",
        "- Anthropic model IDs and versioning: <[https://platform.claude.com/docs/en/about-claude/models/model-ids-and-versions"
      ],
      "scope": "Evidence and provenance",
      "provenance_status": "APPROVED_DOCUMENT_REFERENCE_PROJECTED"
    },
    {
      "id": "EVD-PM-CLAUDE-CORE-04-URL-82747C62F33E",
      "evidence_class": "RESEARCH",
      "title": "Anthropic tool use overview/how tool use works: <[",
      "href": "https://platform.claude.com/docs/en/agents-and-tools/tool-use/overview",
      "supports": [],
      "limit": "元の監査済み資料に記載された参照先です。URLの復元は、資料の最新性や全主張の支持を新たに検証したことを意味しません。",
      "origin_class": "APPROVED_DOCUMENT_REFERENCE",
      "source_or_experiment_ids": [
        "SRC-PM-CLAUDE-CORE-04-URL-82747C62F33E"
      ],
      "supporting_locators": [
        "Evidence and provenance",
        "- Anthropic tool use overview/how tool use works: <[https://platform.claude.com/docs/en/agents-and-tools/tool-use/overview"
      ],
      "scope": "Evidence and provenance",
      "provenance_status": "APPROVED_DOCUMENT_REFERENCE_PROJECTED"
    },
    {
      "id": "EVD-PM-CLAUDE-CORE-04-URL-A2C7CB24DC72",
      "evidence_class": "RESEARCH",
      "title": "Anthropic tool use overview/how tool use works: <[https://platform.claude.com/docs/en/agents-and-tools/tool-use/overview](https://platform.claude.com/docs/en/agents-and-tools/tool-",
      "href": "https://platform.claude.com/docs/en/agents-and-tools/tool-use/how-tool-use-works",
      "supports": [],
      "limit": "元の監査済み資料に記載された参照先です。URLの復元は、資料の最新性や全主張の支持を新たに検証したことを意味しません。",
      "origin_class": "APPROVED_DOCUMENT_REFERENCE",
      "source_or_experiment_ids": [
        "SRC-PM-CLAUDE-CORE-04-URL-A2C7CB24DC72"
      ],
      "supporting_locators": [
        "Evidence and provenance",
        "- Anthropic tool use overview/how tool use works: <[https://platform.claude.com/docs/en/agents-and-tools/tool-use/overview](https://platform.claude.com/docs/en/agents-and-tools/tool-use/overview)> ; <[https://platform.claude.com/docs/en/agents-and-tools/tool-use/how-tool-use-works"
      ],
      "scope": "Evidence and provenance",
      "provenance_status": "APPROVED_DOCUMENT_REFERENCE_PROJECTED"
    },
    {
      "id": "EVD-PM-CLAUDE-CORE-04-URL-DBCB362197DB",
      "evidence_class": "RESEARCH",
      "title": "Anthropic Message Batches: <[",
      "href": "https://platform.claude.com/docs/en/build-with-claude/batch-processing",
      "supports": [],
      "limit": "元の監査済み資料に記載された参照先です。URLの復元は、資料の最新性や全主張の支持を新たに検証したことを意味しません。",
      "origin_class": "APPROVED_DOCUMENT_REFERENCE",
      "source_or_experiment_ids": [
        "SRC-PM-CLAUDE-CORE-04-URL-DBCB362197DB"
      ],
      "supporting_locators": [
        "Evidence and provenance",
        "- Anthropic Message Batches: <[https://platform.claude.com/docs/en/build-with-claude/batch-processing"
      ],
      "scope": "Evidence and provenance",
      "provenance_status": "APPROVED_DOCUMENT_REFERENCE_PROJECTED"
    },
    {
      "id": "EVD-PM-CLAUDE-CORE-04-URL-DF1A1BB212DB",
      "evidence_class": "RESEARCH",
      "title": "Anthropic service tiers: <[",
      "href": "https://platform.claude.com/docs/en/api/service-tiers",
      "supports": [],
      "limit": "元の監査済み資料に記載された参照先です。URLの復元は、資料の最新性や全主張の支持を新たに検証したことを意味しません。",
      "origin_class": "APPROVED_DOCUMENT_REFERENCE",
      "source_or_experiment_ids": [
        "SRC-PM-CLAUDE-CORE-04-URL-DF1A1BB212DB"
      ],
      "supporting_locators": [
        "Evidence and provenance",
        "- Anthropic service tiers: <[https://platform.claude.com/docs/en/api/service-tiers"
      ],
      "scope": "Evidence and provenance",
      "provenance_status": "APPROVED_DOCUMENT_REFERENCE_PROJECTED"
    },
    {
      "id": "EVD-PM-CLAUDE-CORE-04-URL-854B88AAD19B",
      "evidence_class": "RESEARCH",
      "title": "Anthropic API errors/rate limits: <[",
      "href": "https://platform.claude.com/docs/en/api/errors",
      "supports": [],
      "limit": "元の監査済み資料に記載された参照先です。URLの復元は、資料の最新性や全主張の支持を新たに検証したことを意味しません。",
      "origin_class": "APPROVED_DOCUMENT_REFERENCE",
      "source_or_experiment_ids": [
        "SRC-PM-CLAUDE-CORE-04-URL-854B88AAD19B"
      ],
      "supporting_locators": [
        "Evidence and provenance",
        "- Anthropic API errors/rate limits: <[https://platform.claude.com/docs/en/api/errors"
      ],
      "scope": "Evidence and provenance",
      "provenance_status": "APPROVED_DOCUMENT_REFERENCE_PROJECTED"
    },
    {
      "id": "EVD-PM-CLAUDE-CORE-04-URL-ED2EA3ED3DC1",
      "evidence_class": "RESEARCH",
      "title": "Anthropic API errors/rate limits: <[https://platform.claude.com/docs/en/api/errors](https://platform.claude.com/docs/en/api/errors)> ; <[",
      "href": "https://platform.claude.com/docs/en/api/rate-limits",
      "supports": [],
      "limit": "元の監査済み資料に記載された参照先です。URLの復元は、資料の最新性や全主張の支持を新たに検証したことを意味しません。",
      "origin_class": "APPROVED_DOCUMENT_REFERENCE",
      "source_or_experiment_ids": [
        "SRC-PM-CLAUDE-CORE-04-URL-ED2EA3ED3DC1"
      ],
      "supporting_locators": [
        "Evidence and provenance",
        "- Anthropic API errors/rate limits: <[https://platform.claude.com/docs/en/api/errors](https://platform.claude.com/docs/en/api/errors)> ; <[https://platform.claude.com/docs/en/api/rate-limits"
      ],
      "scope": "Evidence and provenance",
      "provenance_status": "APPROVED_DOCUMENT_REFERENCE_PROJECTED"
    },
    {
      "id": "EVD-PM-CLAUDE-CORE-04-URL-2AA41A0F518B",
      "evidence_class": "RESEARCH",
      "title": "Claude Agent SDK Python/TypeScript references: <[",
      "href": "https://code.claude.com/docs/en/agent-sdk/python",
      "supports": [],
      "limit": "元の監査済み資料に記載された参照先です。URLの復元は、資料の最新性や全主張の支持を新たに検証したことを意味しません。",
      "origin_class": "APPROVED_DOCUMENT_REFERENCE",
      "source_or_experiment_ids": [
        "SRC-PM-CLAUDE-CORE-04-URL-2AA41A0F518B"
      ],
      "supporting_locators": [
        "Evidence and provenance",
        "- Claude Agent SDK Python/TypeScript references: <[https://code.claude.com/docs/en/agent-sdk/python"
      ],
      "scope": "Evidence and provenance",
      "provenance_status": "APPROVED_DOCUMENT_REFERENCE_PROJECTED"
    },
    {
      "id": "EVD-PM-CLAUDE-CORE-04-URL-2B13AE4354AB",
      "evidence_class": "RESEARCH",
      "title": "Claude Agent SDK Python/TypeScript references: <[https://code.claude.com/docs/en/agent-sdk/python](https://code.claude.com/docs/en/agent-sdk/python)> ; <[",
      "href": "https://code.claude.com/docs/en/agent-sdk/typescript",
      "supports": [],
      "limit": "元の監査済み資料に記載された参照先です。URLの復元は、資料の最新性や全主張の支持を新たに検証したことを意味しません。",
      "origin_class": "APPROVED_DOCUMENT_REFERENCE",
      "source_or_experiment_ids": [
        "SRC-PM-CLAUDE-CORE-04-URL-2B13AE4354AB"
      ],
      "supporting_locators": [
        "Evidence and provenance",
        "- Claude Agent SDK Python/TypeScript references: <[https://code.claude.com/docs/en/agent-sdk/python](https://code.claude.com/docs/en/agent-sdk/python)> ; <[https://code.claude.com/docs/en/agent-sdk/typescript"
      ],
      "scope": "Evidence and provenance",
      "provenance_status": "APPROVED_DOCUMENT_REFERENCE_PROJECTED"
    },
    {
      "id": "EVD-PM-CLAUDE-CORE-04-URL-8A6DFE25191D",
      "evidence_class": "RESEARCH",
      "title": "Claude Agent SDK permissions/observability: <[",
      "href": "https://code.claude.com/docs/en/agent-sdk/permissions",
      "supports": [],
      "limit": "元の監査済み資料に記載された参照先です。URLの復元は、資料の最新性や全主張の支持を新たに検証したことを意味しません。",
      "origin_class": "APPROVED_DOCUMENT_REFERENCE",
      "source_or_experiment_ids": [
        "SRC-PM-CLAUDE-CORE-04-URL-8A6DFE25191D"
      ],
      "supporting_locators": [
        "Evidence and provenance",
        "- Claude Agent SDK permissions/observability: <[https://code.claude.com/docs/en/agent-sdk/permissions"
      ],
      "scope": "Evidence and provenance",
      "provenance_status": "APPROVED_DOCUMENT_REFERENCE_PROJECTED"
    },
    {
      "id": "EVD-PM-CLAUDE-CORE-04-URL-76592DD9412F",
      "evidence_class": "RESEARCH",
      "title": "Claude Agent SDK permissions/observability: <[https://code.claude.com/docs/en/agent-sdk/permissions](https://code.claude.com/docs/en/agent-sdk/permissions)> ; <[",
      "href": "https://code.claude.com/docs/en/agent-sdk/observability",
      "supports": [],
      "limit": "元の監査済み資料に記載された参照先です。URLの復元は、資料の最新性や全主張の支持を新たに検証したことを意味しません。",
      "origin_class": "APPROVED_DOCUMENT_REFERENCE",
      "source_or_experiment_ids": [
        "SRC-PM-CLAUDE-CORE-04-URL-76592DD9412F"
      ],
      "supporting_locators": [
        "Evidence and provenance",
        "- Claude Agent SDK permissions/observability: <[https://code.claude.com/docs/en/agent-sdk/permissions](https://code.claude.com/docs/en/agent-sdk/permissions)> ; <[https://code.claude.com/docs/en/agent-sdk/observability"
      ],
      "scope": "Evidence and provenance",
      "provenance_status": "APPROVED_DOCUMENT_REFERENCE_PROJECTED"
    },
    {
      "id": "PM-CLAUDE-CORE-04-DOCUMENT-READBACK",
      "evidence_class": "IMPL",
      "title": "原資料との収録照合",
      "supports": [
        "資料単位の本文ハッシュ、段落数、表数を照合しています。"
      ],
      "limit": "収録照合は主張の真偽や外部根拠の最新性を追加保証しません。",
      "origin_class": "DOCUMENT_INGESTION_READBACK",
      "source_or_experiment_ids": [
        "DOC-083cde4caa627644-PM-CLAUDE-CORE-04"
      ],
      "supporting_locators": [
        "18WPldGemks2px0ukhKYINeBMrBwAmlAi",
        "083cde4caa627644036a2225f1f6ff29b8015bd902614fe1f7a00a997b4eb59c",
        "provider_mappings/PM-CLAUDE-CORE-04.md",
        "bed4461eee106f4001340cbd586cb3b19f8490e2ef0f3b0956d560796a3b9b9d"
      ],
      "scope": "公開指定を受けた資料単位の全文・表・出典。",
      "provenance_status": "SOURCE_IDENTITY_VERIFIED"
    }
  ],
  "research_sections": [
    {
      "heading": "資料の識別情報",
      "text": "Source SHA-256 c7a7f2451670a3181fceb778923909693cef097f921bc7a6730abf33d602232f"
    },
    {
      "heading": "Product Mapping — Claude / CORE-04",
      "text": "PRODUCT_MAPPING_ID: PM-CLAUDE-CORE-04-v0.1\n\nPROVIDER: CLAUDE / ANTHROPIC\n\nCORE_PACKET: PKT-GEMINI-A-CORE-04-v0.1\n\nAS_OF: 2026-09-09 21:00 JST\n\nSTATUS: PUBLIC_SURFACES_MAPPED / CORE_EVIDENCE_REUSED / LIVE_TENANT_VALUES_UNKNOWN\n\nLAYER: PRODUCT_MAPPING (not Enterprise AI Core; not Organization Overlay)"
    },
    {
      "heading": "Scope",
      "text": "CORE-04のmodel / tool / source / state routing、fallback、batch、observability契約をClaude API、Message Batches、service tier、Claude Agent SDKへ対応づける。Claude.ai、Claude API、Agent SDK、Claude Code CLI、Bedrock、Google Cloud、Managed Agentsを同一routeとせず、公開仕様から閉じないtenant・価格・quota・live品質・内部routingはUNKNOWNに残す。"
    },
    {
      "heading": "Core → Claude mapping rows",
      "text": "1. ROW: PM-C04-CLAUDE-001; Core contract: model route identity; Claude / Anthropic surface and current evidence: Claude APIの4.6世代以降のdateless model IDは固定snapshotで、旧世代の短縮aliasとは意味が異なる。BedrockとGoogle CloudではID表記も異なる。model weightsが固定でもrequest router、安全分類器、sampling等のserving infrastructureは変わり得る; Mapping decision: requested_model / resolved_model_id / platform / API_version / beta_headers / SDK_version / serving_cohortを別記録し、文字列がdatelessという理由だけでalias扱いしない; Required verification / UNKNOWN: tenant availability、実際のserving cohort、infrastructure change、cross-platform equivalenceはUNKNOWN\n\n2. ROW: PM-C04-CLAUDE-002; Core contract: SDK primary/fallback route; Claude / Anthropic surface and current evidence: Agent SDK Pythonはmodelとfallback_modelを別optionとして公開し、TypeScriptはsession中のmodel override/解除を持つ。固定release anchorはPython v0.2.152／commit a8b1e28／bundled CLI 2.1.259; Mapping decision: primaryとfallback、session中の切替、project/user defaultへの復帰を別route eventにする。fallback採用前にtool、context、output schema、risk、stateのlossを検査する; Required verification / UNKNOWN: 「primary fails」の判定条件、retry順、全optionの移送、CLI/model rollout、live fallback品質は公開referenceだけでは閉じない\n\n3. ROW: PM-C04-CLAUDE-003; Core contract: tool proposal / execution / authorization; Claude / Anthropic surface and current evidence: Claude APIはclient toolとserver toolを分ける。client toolはClaudeがstructured tool_useを返しapplicationが実行、server toolはAnthropic側で実行する。Agent SDKはagent loop内でtoolを実行するが、PreToolUse hook等で介入できる; Mapping decision: tool_declared / selected / execution_location / permission_decision / executed / tool_use_id / tool_result / external_receipt / readback / acceptedを分離する。model選択やtool_use blockを業務認可・commit証拠にしない; Required verification / UNKNOWN: server tool内部dispatch、client側IAM、外部transaction、同一target並列安全性はUNKNOWN\n\n4. ROW: PM-C04-CLAUDE-004; Core contract: permission-aware tool route; Claude / Anthropic surface and current evidence: Agent SDKのpermission評価はhook、deny、ask、mode、allow、canUseToolの順序を持つ。allow相当の設定によりcallbackがconsultされない場合があり、全callをgateする用途はPreToolUse hookへ送られる; Mapping decision: route descriptorへpermission mode、allow/deny rule digest、hook version、callback consultation、target digestを含める。permission自動許可とsource object ACL・業務権限を分離する; Required verification / UNKNOWN: organization settings、connector/source ACL、runtime policy merge、管理者制御の実効値はOrganization OverlayでUNKNOWN\n\n5. ROW: PM-C04-CLAUDE-005; Core contract: service-capacity route; Claude / Anthropic surface and current evidence: APIのservice_tier=autoは利用可能ならPriorityを使い、capacity不足時は他capacityへ進む。response usageは実際のstandard / priority / batchを返す。Standardはbest-effort、既存Priority契約の範囲もmodel/capacity依存; Mapping decision: requested tierとobserved tierを分離し、tier fallbackをmodel fallbackや品質同値とみなさない。request/response、rate-limit header、latency、error、acceptanceをjoinする; Required verification / UNKNOWN: 契約capacity、価格、quota、SLO、overload時挙動、organizationの許容tierはlive/contract依存\n\n6. ROW: PM-C04-CLAUDE-006; Core contract: online → batch fallback; Claude / Anthropic surface and current evidence: Message Batchesは非同期・独立requestで、結果順は保証されずcustom_id結合が必要。各結果はsucceeded/errored/canceled/expired、他requestの失敗から独立し、最大24時間処理・作成後29日結果保持・Workspace isolationを持つ; Mapping decision: onlineとBatchを別routeとし、deadline、streaming、interaction、ordering、partial result、retention、Workspace、receiptのlossを事前計算する。batch終了を業務完了にしない; Required verification / UNKNOWN: 実completion time、cancel race、tenant retention/ZDR、再送dedupe、業務deadlineはUNKNOWN\n\n7. ROW: PM-C04-CLAUDE-007; Core contract: retry / failure envelope; Claude / Anthropic surface and current evidence: API errorはtype/message/request_idを返し、overloaded_error等を区別する。rate-limit headerはlimit/remaining/resetを返す。Coreで採用済みのLiteLLM循環fallback事故はClaude固有欠陥ではないが、retry amplificationを防ぐ反証意図として再利用する; Mapping decision: request_id / attempt / error_type / error_hash / retry_after / response_started / visited_route / wall_clock / capability_lossを記録し、同一error循環・budget超過・応答開始後のblind replayを停止する; Required verification / UNKNOWN: SDK/APIの実retry policy、network timeout、stream中断、idempotency、cross-model/provider fallbackは固定live試験なしではUNKNOWN\n\n8. ROW: PM-C04-CLAUDE-008; Core contract: route observability / final acceptance; Claude / Anthropic surface and current evidence: Agent SDKのOTelはCLI child processがmodel request/tool execution span、token/cost metric、prompt/tool-result logをexportし、SDK自身はtelemetryを生成しない。Agent loopのResultMessageはfinal text、usage、cost、session IDを持つ; Mapping decision: CLI/SDK/model/config/collectorを同じrelease recordへ固定し、route decision、provider/tool result、artifact/external readback、verifier、final acceptanceを別eventにする。trace欠落時はapplication ledgerを要求する; Required verification / UNKNOWN: telemetry enablement、sampling、redaction、delivery/retention、cost完全性、business acceptanceはOrganization OverlayでUNKNOWN"
    },
    {
      "heading": "Fallback loss profile",
      "text": "| FROM | TO | MUST COMPARE BEFORE ROUTE | STOP CONDITION |\n| --- | --- | --- | --- |\n| fixed Claude model ID | older short alias / another model | snapshot semantics、platform ID、tools、context、output contract、risk | approved identityまたはrequired capabilityを失う |\n| API direct | Agent SDK / Claude Code CLI | loop、permissions、config loading、session、tool execution、telemetry owner | effective configまたはreceipt chainを再構成できない |\n| primary model | fallback_model | trigger、attempt、model capability、tool/schema/state、loss budget | failure条件不明、cycle、required capability loss |\n| Priority | Standard | observed service tier、capacity、latency/SLO、deadline、cost | contractual/SLO条件またはdeadlineを満たさない |\n| online Messages | Message Batches | interactivity、ordering、partial/expiry、Workspace、29-day result window | interactive tool/state loopまたは受入deadlineを失う |\n| source/tool-bound | model-only | source authority、ACL、citation、freshness、tool receipt | source/tool requirementまたはloss budget超過 |"
    },
    {
      "heading": "Safe verification profile",
      "text": "許可された非業務環境と非機密synthetic fixtureだけで実施する。今回はClaude API、organization、model、Agent SDK process、tool、source、external systemを操作していない。\n\n- fixed ID、旧alias、platform-specific ID、SDK default/override/fallbackをroute recordで区別する。\n\n- primaryを制御されたretryable failureへ送り、attempt、fallback trigger、visited route、capability loss、ResultMessageを記録する。\n\n- client read-only toolとserver toolを分け、proposal、permission、execution location、tool result、readbackを照合する。\n\n- permission rule/hook/callbackの組合せで、どのgateが実際にconsultされたかを検査する。\n\n- service_tier=autoのrequested/observed tierを記録し、tier変化をmodel変化と混同しない。\n\n- onlineと小規模Batchへ同じsynthetic operation IDを送り、unordered/partial/expired/canceled joinを検査する。\n\n7.同一error hash、attempt/wall-clock budget、response-startedを用いてretry/fallback loopを停止する。\n\n- OTel traceとapplication ledger、artifact/external readback、final acceptanceを別々に突合する。\n\n既存CORE-04のprovider-neutral local fixtures（10/10、16/16）はCOMPILER_EXPERIMENTとして再利用するが、Claude/Anthropicのlive性能・可用性・fallback挙動の実測には再分類しない。"
    },
    {
      "heading": "Evidence and provenance",
      "text": "- Anthropic model IDs and versioning: <[https://platform.claude.com/docs/en/about-claude/models/model-ids-and-versions](https://platform.claude.com/docs/en/about-claude/models/model-ids-and-versions)> (accessed 2026-09-09)\n\n- Anthropic tool use overview/how tool use works: <[https://platform.claude.com/docs/en/agents-and-tools/tool-use/overview](https://platform.claude.com/docs/en/agents-and-tools/tool-use/overview)> ; <[https://platform.claude.com/docs/en/agents-and-tools/tool-use/how-tool-use-works](https://platform.claude.com/docs/en/agents-and-tools/tool-use/how-tool-use-works)> (accessed 2026-09-09)\n\n- Anthropic Message Batches: <[https://platform.claude.com/docs/en/build-with-claude/batch-processing](https://platform.claude.com/docs/en/build-with-claude/batch-processing)> (accessed 2026-09-09)\n\n- Anthropic service tiers: <[https://platform.claude.com/docs/en/api/service-tiers](https://platform.claude.com/docs/en/api/service-tiers)> (accessed 2026-09-09)\n\n- Anthropic API errors/rate limits: <[https://platform.claude.com/docs/en/api/errors](https://platform.claude.com/docs/en/api/errors)> ; <[https://platform.claude.com/docs/en/api/rate-limits](https://platform.claude.com/docs/en/api/rate-limits)> (accessed 2026-09-09)\n\n- Claude Agent SDK Python/TypeScript references: <[https://code.claude.com/docs/en/agent-sdk/python](https://code.claude.com/docs/en/agent-sdk/python)> ; <[https://code.claude.com/docs/en/agent-sdk/typescript](https://code.claude.com/docs/en/agent-sdk/typescript)> (accessed 2026-09-09)\n\n- Claude Agent SDK permissions/observability: <[https://code.claude.com/docs/en/agent-sdk/permissions](https://code.claude.com/docs/en/agent-sdk/permissions)> ; <[https://code.claude.com/docs/en/agent-sdk/observability](https://code.claude.com/docs/en/agent-sdk/observability)> (accessed 2026-09-09)\n\n- fixed release anchor reused: EXT-C01-032\n\n- provider-neutral research/incident evidence remains in CORE-04; no Claude-specific defect is inferred from it."
    },
    {
      "heading": "Boundary decision",
      "text": "PM-CLAUDE-CORE-04は公開仕様、固定SDK release anchor、既存provider-neutral反証の範囲でbounded closeとする。Claude固有機能をCoreへ昇格せず、既存local fixtureをClaude実測へ付け替えない。fallback trigger、live model/tier quality、quota/price、permission/source全経路、cross-surface state、retry/idempotency、telemetry retention/SLO、organization loss budgetはUNKNOWNとして残す。Core claimは変更していないためGemini/GPT Product Mappingの遡及監査は不要である。"
    }
  ],
  "human_url": "/providers/pm-claude-core-04",
  "markdown_url": "/agent/article.md?path=%2Fproviders%2Fpm-claude-core-04",
  "json_url": "/agent/article.json?path=%2Fproviders%2Fpm-claude-core-04"
}