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Setup guide / Reviewed 9 November 2026

Use Optipacker
in Claude.

Compare packing choices and their ROI in your conversation. Explore what-if scenarios, view charts and review the saved result with your team in Optipacker.

Pilot connector. You need an Optipacker account with access to the selected projects. Packing runs require an organization proposal allowance. ROI comparisons reuse saved packing.

01 / Claude web & Desktop

Connect your account.
Add the skill.

The connector gives Claude project access. The skill provides the Optipacker workflow and the STL upload helper.

Connect the MCP server

  1. In Claude, open Customize → Connectors → Add connector → Add custom connector. The Install MCP button opens this form.
  2. Enter Optipacker as the name and paste the MCP server URL below. Select Continue.
  3. Keep the detected Sign in now authentication and Use Claude’s published identity OAuth client. Select Add, then Connect.
  4. Sign in to Optipacker. Select the projects and permissions Claude may use, read the allowance information and select Allow.
MCP server URL
https://optipacker.com/api/mcp

Install the skill ZIP

  1. Enable Code execution and file creation in Claude’s capabilities. Some layouts call this Create and edit files. Your organization may manage access.
  2. Download optipacker.zip.
  3. Open Customize → Skills. Select Add skill → Upload skill and upload the ZIP.
  4. Wait for the security scan to finish and check that the skill is enabled. Start a fresh chat with the Optipacker connector enabled.

For an existing connection, reconnect to add ROI read/save, upload or container-write consent. Use the connector’s More options → Refresh tools list if new tools do not appear. After reconnecting or refreshing the tools, start a new chat with the Optipacker connector enabled. A chat opened before the change can retain its earlier tool list.

02 / Claude Code

Install the plugin.

The Claude Code plugin includes the skill and remote MCP connection. Run these commands in a Claude Code session.

Add the marketplace
/plugin marketplace add RELAXUJ/optipacker-claude
Install the Optipacker plugin
/plugin install optipacker@optipacker
  1. Confirm installation in Claude Code’s plugin panel.
  2. Open /mcp, choose Optipacker and authenticate in the browser.
  3. Select your projects and permissions on the Optipacker consent page.
  4. Start with a request to list the projects this connection can access.
03 / Start a conversation

Requests to try.

Replace the example mass with your measured value. Tell Claude which project and part to use.

Find returnable containers
Use Optipacker to list the returnable container definitions available to my selected project. Show internal dimensions, payload, tare and known price. Flag missing facts.
Import an STL part
Save the attached STL in my selected project. Its source units are millimetres and its measured mass is 120 g. Show material options and ask me to enter a part price or accept a raw-material estimate before saving. Confirm the mesh, material and cost afterward.
Compare packing choices
Compare packing this part in the verified returnable containers. Show the effective clearances, rotations, loop stages, requirements and cost scope before I confirm a run. Explain the evaluated alternatives and open costs.
Compare ROI and what-if
Compare the ROI of the relevant packing options before I choose one. Show investment, average annual net cashflow, ROI, break-even and a chart. Then show a lower-demand what-if beside the original. Ask before saving a scenario.
Create a custom box
Create a custom returnable box in my selected project using my supplied internal and external dimensions, wall thickness, tare and payload rating. Ask for missing specification facts, then prepare packing for my part.

STL imports. Supply source units and measured part mass. Claude shows available materials and requires your material choice and part cost before saving. Enter a part price or explicitly accept the displayed raw-material estimate, which excludes manufacturing. The current limit is 4 MiB with closed geometry. File/code tools transfer the original attachment to the signed storage URL. Completion prepares the mesh for the website viewer and packing.

Custom containers. Creation needs an organization administrator, container-write consent and supplied engineering specifications. Claude can create the container definition and compare packing. A supplier or engineer must validate its physical design and load rating.

04 / Access and review

Choose access.
Confirm the run.

Permissions you choose

Read projects
Read the selected projects, their parts, available materials, container definitions and saved proposals.
Run proposals
Prepare and run packing comparisons for the selected projects.
Upload STL parts
Save supplied STL parts into the selected projects.
Create containers
Create project containers as an organization administrator.
Read ROI
Read financial results, compare packing scenarios and explore what-if previews and charts. Optional and initially unchecked.
Save ROI
Save a named financial scenario with current project write access. This also requires Read ROI.

Revoke access from Connected agents in Optipacker Settings. Existing connections retain their granted permissions until you change the connection.

Before spending a run

Claude prepares the comparison and presents four checks: clearances, loop durations, packaging requirements and cost scope. Confirm the effective values before running.

Catalogue reads, preparation and imports use no proposal run. A completed comparison consumes one allowance run, including an unranked result or a result with no feasible option.

Review evaluated container coverage, capacity estimates and unknown costs with the result. Catalogue records describe container definitions and engineering facts. Ask your team for physical stock quantities.

Open the saved review link in Optipacker to inspect and adopt a proposal. Engineering approval, release and purchasing remain with your team on the website.

ROI comparisons reuse saved packing and use no proposal run. Preview options before choosing, explore what-if assumptions and request a chart in chat. Save explicitly after adopting the packing basis. Demand planning is a separate next step.

Source and installation help

Optipacker public repositoryClaude connector guideClaude skill guideClaude Code marketplace guide
Optipacker for Claude: MCP, Skill & Plugin Setup