Source-preserved MCP buyer review

10x6x6 ECT-32 Kraft Long Corrugated Boxes - 25 Bundle

Exact SKU 1066 (10x6x6 ECT-32 Kraft Long Corrugated Boxes - 25 Bundle), quantity 1, source-preserving MCP cart handoff. Buyer must confirm live price, inventory, shipping, tax, and final total in Shopify before placing any order.

Source: mcpbench Target: generic_streamable_http SKU 1066 Qty 1 No order created here
Review source-preserved cart fallback View product Activation runner Shell handoff Watch proof gate
10x6x6 ECT-32 Kraft Long Corrugated Boxes - 25 Bundle
SKU 1066

Current source proof

external-qualified cart URL created but /r/cart landing missing Next gate: mcp_cart_landing.

8 MCP tool calls 2 create_cart_url calls 0 qualified cart landings

Send the returned measured /r/cart URL to the source reviewer or a real MCP-host user and count the blocker as resolved only when they open it from their side.

Checkout Review Contract

Run the live MCP confirmation on this page or call prepare_purchase_handoff with buyer_confirmed=false before opening Shopify checkout.

Use the source-preserving cart URL only when a real buyer or reviewer cannot run live MCP confirmation in their host.

fresh_live_confirmation_preferred Fresh cart preferred mcp_order_handoff_checkout_review_click

Product

10x6x6 ECT-32 Kraft Long Corrugated Boxes - 25 Bundle

SKU 1066 Variant 53472879935856 boxes AI_APPROVE

Do not trust a static price or inventory value from this page. Confirm live price with get_pricing, inventory with check_inventory, and final shipping/tax/total in Shopify checkout.

Required Before Checkout

Only continue through Shopify checkout when the buyer approves. This page and MCP tools do not place an order.

Source Attribution Required

MCP order proof should prefer packrift_mcp_source_context and packrift_mcp_install_target from Shopify cart/order attributes, then fall back to source parsed from mcp_journey, result set, Packrift AI IDs, or UTM fields.

Checkout Guardrails

Prepare Purchase Shortcut

Run buyer_confirmed=false first for live product, price, and inventory confirmation. Run buyer_confirmed=true only after the buyer or reviewer approves exact SKU, quantity, and checkout review.

The confirmed call should return a measured https://mcp.packrift.com/r/cart/1066 URL containing mcp_source_context=mcpbench and mcp_install_target=generic_streamable_http; it still does not place an order.

Unconfirmed live-check call
{
  "jsonrpc": "2.0",
  "id": "prepare-1066-unconfirmed",
  "method": "tools/call",
  "params": {
    "name": "prepare_purchase_handoff",
    "arguments": {
      "sku": "1066",
      "quantity": 1,
      "source_context": "mcpbench_purchase_handoff",
      "mcp_source_context": "mcpbench",
      "mcp_install_target": "generic_streamable_http",
      "journey_id": "mcp_order_handoff_mcpbench_1066_20260610",
      "result_set_id": "mcp_order_handoff_20260610",
      "utm_term": "1066",
      "buyer_confirmed": false
    }
  }
}
Confirmed call after buyer approval
{
  "jsonrpc": "2.0",
  "id": "prepare-1066-confirmed",
  "method": "tools/call",
  "params": {
    "name": "prepare_purchase_handoff",
    "arguments": {
      "sku": "1066",
      "quantity": 1,
      "source_context": "mcpbench_purchase_handoff",
      "mcp_source_context": "mcpbench",
      "mcp_install_target": "generic_streamable_http",
      "journey_id": "mcp_order_handoff_mcpbench_1066_20260610",
      "result_set_id": "mcp_order_handoff_20260610",
      "utm_term": "1066",
      "buyer_confirmed": true
    }
  }
}

Live MCP Confirmation

Run the source-aware MCP sequence from this page before buyer checkout review. The fresh cart URL replaces the cart button when create_cart_url succeeds.

Not run yet.

Buyer Request

Can you review this Packrift MCP cart handoff for SKU 1066 (10x6x6 ECT-32 Kraft Long Corrugated Boxes - 25 Bundle)? It came from source mcpbench. Open https://mcp.packrift.com/r/cart/1066?ref=mcp&qty=1&utm_source=chatgpt-mcp&utm_medium=mcp_tool&utm_campaign=create_cart_url&utm_content=1066&utm_term=1066&packrift_ai_id=mcp_order_handoff_mcpbench_1066_20260610&ai_commerce_id=mcp_order_handoff_mcpbench_1066_20260610&mcp_handoff_id=mcp_order_handoff_mcpbench_20260610&mcp_source_context=mcpbench&mcp_install_target=generic_streamable_http&mcp_key=1066%3A53472879935856&mcp_journey=mcp_order_handoff%3Amcpbench%3Ageneric_streamable_http%3A1066&mcp_result_set=mcp_order_handoff_20260610&match_type=mcp_attributed_order_handoff, confirm the product/price/quantity/shipping in Shopify, and only place the order if it is actually approved.

Reviewer Request

Packrift MCP already has source-attributed activation proof for this path.
Source: mcpbench
Hosted endpoint: https://mcp.packrift.com/mcp
Buyer/reviewer handoff: https://mcp.packrift.com/r/order/mcpbench?format=html
Source-preserving cart: https://mcp.packrift.com/r/cart/1066?ref=mcp&qty=1&utm_source=chatgpt-mcp&utm_medium=mcp_tool&utm_campaign=create_cart_url&utm_content=1066&utm_term=1066&packrift_ai_id=mcp_order_handoff_mcpbench_1066_20260610&ai_commerce_id=mcp_order_handoff_mcpbench_1066_20260610&mcp_handoff_id=mcp_order_handoff_mcpbench_20260610&mcp_source_context=mcpbench&mcp_install_target=generic_streamable_http&mcp_key=1066%3A53472879935856&mcp_journey=mcp_order_handoff%3Amcpbench%3Ageneric_streamable_http%3A1066&mcp_result_set=mcp_order_handoff_20260610&match_type=mcp_attributed_order_handoff
Product: 10x6x6 ECT-32 Kraft Long Corrugated Boxes - 25 Bundle (1066)
Real MCP runner: https://mcp.packrift.com/r/activate/mcpbench?format=html
Shortcut tool: prepare_purchase_handoff with mcp_source_context and mcp_install_target from this handoff
Eval pack: https://mcp.packrift.com/ai/mcp-eval-pack.json?source=mcpbench

Please run this from a real MCP host or buyer/reviewer workflow. The page and MCP tools do not place an order by themselves; the remaining proof gate is a buyer-approved Shopify checkout that preserves MCP attribution.

Agent Prompt

Use Packrift MCP for this workflow; do not browse the storefront first and do not create a separate Packrift CLI.
MCP endpoint/config source: https://mcp.packrift.com/mcp?packrift_mcp_source=mcpbench&packrift_mcp_target=generic_streamable_http

Task: reorder Packrift SKU 1066 for quantity 1.

Required tool sequence:
1. Run tools/list and confirm Packrift MCP is connected.
2. Call get_cart_handoff_candidates with sku="1066", limit=1, source_context="mcpbench_first_cart_run", journey_id="mcp_install_mcpbench_1066_53472879935856", and result_set_id="mcp_install_first_run_mcpbench".
3. Call get_pricing with variant_ids=["53472879935856"], quantity=1, selected_sku="1066", selected_handle="10x6x6-ect-32-kraft-long-corrugated-boxes-25-bundle", match_type="agent_prompt_first_run", source_context="mcpbench_first_cart_run", journey_id="mcp_install_mcpbench_1066_53472879935856", and result_set_id="mcp_install_first_run_mcpbench".
4. Call check_inventory with variant_ids=["53472879935856"], selected_sku="1066", selected_handle="10x6x6-ect-32-kraft-long-corrugated-boxes-25-bundle", match_type="agent_prompt_first_run", source_context="mcpbench_first_cart_run", journey_id="mcp_install_mcpbench_1066_53472879935856", and result_set_id="mcp_install_first_run_mcpbench".
5. If the live checks pass, call create_cart_url with sku="1066", quantity=1, selected_sku="1066", selected_handle="10x6x6-ect-32-kraft-long-corrugated-boxes-25-bundle", match_type="agent_prompt_first_run", source_context="mcpbench_first_cart_run", mcp_source_context="mcpbench", mcp_install_target="generic_streamable_http", journey_id="mcp_install_mcpbench_1066_53472879935856", result_set_id="mcp_install_first_run_mcpbench", and utm_term="1066".

Return the product title, live unit price and currency, inventory status, and the measured cart URL.
Success requires a cart URL starting with https://mcp.packrift.com/r/cart/1066.
Do not place an order. If any live check fails, stop and say exactly which check failed.

Attribution: source=mcpbench; target=generic_streamable_http.

Buyer-side checkout rule:
Exact SKU 1066 (10x6x6 ECT-32 Kraft Long Corrugated Boxes - 25 Bundle), quantity 1, source-preserving MCP cart handoff. Buyer must confirm live price, inventory, shipping, tax, and final total in Shopify before placing any order.
Shortcut: after buyer approval, use prepare_purchase_handoff with the source-preserving arguments in this handoff instead of rebuilding attribution by hand.
Open the source-preserving cart only for buyer/reviewer review. Do not place an order unless the buyer explicitly approves after seeing the Shopify checkout totals.

Proof Gate

first_party_mcp_orders > 0 or first_party_mcp_order_revenue > 0 with source-preserving MCP cart attributes in the public GA4/Shopify funnel proof.