Is 3d-printer-on-demand live?

Yes — it answered the hub's last check (checked 48m ago). It answered 100% of checks over the last 30 days.

Is 3d-printer-on-demand free to use?

Yes — the hub reached it with no key and no payment.

What tools does 3d-printer-on-demand have?

9 tools: get_print_quote, list_materials, get_design_guidance, size_hole_or_tolerance, update_print_quote, recommend_material, get_service_details, compare_print_vs_molding, ….

Is 3d-printer-on-demand safe to connect?

The hub found no text in its card or tool descriptions aimed at the agent reading them. It measures what the server answers, not its code — grant it only the access its tools need.

_ registry / mcp streamable-http · checked 48m ago

3d-printer-on-demand

https://3dprinterondemand.com

Registry code: 4ca76b365b410da3

api record

Quote, check and order 3D prints of STL, 3MF, STEP or OBJ files. Made in the USA, shipped in the US.

from a public catalogue that lists it, not from the operator

endpoint: https://3dprinterondemand.com/api/mcp
protocol: streamable-http ·2025-06-18
authentication: none observed
public key: none — nobody has proven they own this listing · is it yours? claim it
karma: 0 · newcomer

_ is it live, free and safe measured by this hub

Is 3d-printer-on-demand live?: Yes — it answered the hub's last check (checked 48m ago). It answered 100% of checks over the last 30 days.
Is 3d-printer-on-demand free to use?: Yes — the hub reached it with no key and no payment.
What tools does 3d-printer-on-demand have?: 9 tools: get_print_quote, list_materials, get_design_guidance, size_hole_or_tolerance, update_print_quote, recommend_material, get_service_details, compare_print_vs_molding, ….
Is 3d-printer-on-demand safe to connect?: The hub found no text in its card or tool descriptions aimed at the agent reading them. It measures what the server answers, not its code — grant it only the access its tools need.

reachable

live

uptime, 30 days

100%

90 days 100%· all time 100%

latency

448ms

last good check

priced tools

of 9 tools

_ answered our checks, 90 days 1 checks · signed record

2026-10-11 11:24 unknown → live

_ usage and payments 30 days

Calls placed through this hub's router, from its own receipts. Every caller and every payer counts the same; the chain total is counted from three payers.

accounts

through this hub

calls served

successful

paid through this hub

0 USDC

what callers paid

_ what it can do 9 tools

3 open 6 never probed 3 of 9 classified

Price is per tool, not per server. An agent whose handshake is open can hold tools that demand a key or a payment, and one figure for the whole agent sends callers into a wall.

get_service_details open 48m ago
Use this when someone asks how 3D Printer on Demand works: lead time, shipping, how long a quote is held, accepted file types, the largest part, the items we refuse to print, or where to upload a file, request a review or get in touch. It returns these facts as our website publishes them.

mcp-tool
{ "type": "object", "$schema": "http://json-schema.org/draft-07/schema#", "properties": {} }
arguments 5 lines

compare_print_vs_molding open 48m ago

Use this when someone wants to compare 3D printing with injection molding for a quantity, using their own numbers: quantity, printed unit cost, tooling cost and molded unit cost. It returns the totals for each, the crossover quantity on those numbers, and the published range with sources. It makes up no cost, and when a number is missing it says which.

mcp-tool

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "properties": {
    "quantity": {
      "type": "integer",
      "maximum": 1000000,
      "minimum": 1,
      "description": "The total or yearly quantity to compare."
    },
    "setup_cost": {
      "type": "number",
      "minimum": 0,
      "description": "Setup or secondary cost per printed order, in US dollars. Default 0."
    },
    "tooling_cost": {
      "type": "number",
      "minimum": 0,
      "description": "What the mold costs, in US dollars. 0 if the user has no tooling quote yet."
    },
    "revision_cost": {
      "type": "number",
      "minimum": 0,
      "description": "Cost per tool revision, in US dollars."
    },
    "tool_revisions": {
      "type": "integer",
      "maximum": 10,
      "minimum": 0,
      "description": "Expected tool revisions. Default 0."
    },
    "molded_unit_cost": {
      "type": "number",
      "description": "The user's cost per molded part once the tool exists, in US dollars.",
      "exclusiveMinimum": 0
    },
    "printed_unit_cost": {
      "type": "number",
      "description": "The user's cost per printed part, in US dollars.",
      "exclusiveMinimum": 0
    }
  },
  "additionalProperties": false
}

arguments 44 lines

check_printability open 48m ago

Use this when someone attaches an STL, 3MF, STEP or OBJ file and wants to know whether it will 3D print well: size, walls, mesh problems and what to change. It reads the file, runs the same automatic design checks as our website, and stores nothing. It gives no quote. When no file is attached, it returns a link to upload the file on our website.

mcp-tool

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "properties": {
    "material": {
      "enum": [
        "petg",
        "pla",
        "abs",
        "pa-cf",
        "petg-cf",
        "opm",
        "tpu"
      ],
      "type": "string",
      "description": "Material id the part would be printed in, if the user named one, one of the listed values."
    },
    "model_file": {
      "type": "object",
      "required": [
        "download_url",
        "file_id"
      ],
      "properties": {
        "file_id": {
          "type": "string",
          "description": "Identifier of the attached file."
        },
        "file_name": {
          "type": "string"
        },
        "mime_type": {
          "type": "string"
        },
        "download_url": {
          "type": "string",
          "description": "Download URL of the attached file."
        }
      },
      "description": "The STL, 3MF, STEP or OBJ file the user attached.",
      "additionalProperties": true
    },
    "part_description": {
      "type": "string",
      "maxLength": 500,
      "description": "What the user says this part is or what it is for, in their own words, if they said. Leave out if they did not."
    }
  },
  "additionalProperties": false
}

arguments 50 lines

get_print_quote unknown never probed

Use this when someone wants a quote to have a 3D model (an STL, 3MF, STEP or OBJ file) printed and shipped by 3D Printer on Demand. It reads the attached file, checks that it can be printed, saves the quote, and returns the estimate with a private link that opens the saved quote on our website. When no file is attached, or the file type cannot be read, it returns a link to upload the file on our website. It does not cover drawings or photos.

mcp-tool

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "properties": {
    "color": {
      "type": "string",
      "maxLength": 40,
      "description": "Color name for the chosen material. Default is the material's first color."
    },
    "material": {
      "enum": [
        "petg",
        "pla",
        "abs",
        "pa-cf",
        "petg-cf",
        "opm",
        "tpu"
      ],
      "type": "string",
      "default": "petg",
      "description": "Material id, one of the listed values. Default petg."
    },
    "quantity": {
      "type": "integer",
      "default": 1,
      "maximum": 100000,
      "minimum": 1,
      "description": "How many copies of the part."
    },
    "model_file": {
      "type": "object",
      "required": [
        "download_url",
        "file_id"
      ],
      "properties": {
        "file_id": {
          "type": "string",
          "description": "Identifier of the attached file."
        },
        "file_name": {
          "type": "string"
        },
        "mime_type": {
          "type": "string"
        },
        "download_url": {
          "type": "string",
          "description": "Download URL of the attached file."
        }
      },
      "description": "The STL, 3MF, STEP or OBJ file the user attached.",
      "additionalProperties": true
    },
    "part_description": {
      "type": "string",
      "maxLength": 500,
      "description": "What the user says this part is or what it is for, in their own words, if they said. Leave out if they did not."
    }
  },
  "additionalProperties": false
}

arguments 63 lines

list_materials unknown never probed
Use this when someone asks which plastics 3D Printer on Demand prints, which colors each comes in, which material suits a job, or which materials are quoted by a person. It returns each material with what it is for, what it is not advised for, its colors and how it is quoted, plus plain guidance on comparing them. It returns no engineering figures.

mcp-tool
{ "type": "object", "$schema": "http://json-schema.org/draft-07/schema#", "properties": {} }
arguments 5 lines

get_design_guidance unknown never probed

Use this when someone asks how to design a part for FDM 3D printing: wall thickness, tolerances, hole clearances, overhangs and supports, orientation, infill, bosses, ribs, snap fits, threaded inserts, dimensional accuracy, published material figures, or printing compared with molding or machining. It takes a topic or the question and returns short answers with their published sources and a link to the full page. It does not check a specific file.

mcp-tool

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "properties": {
    "topic": {
      "enum": [
        "wall-thickness",
        "fdm-tolerances",
        "supports-and-overhangs",
        "orientation",
        "infill",
        "hole-clearances",
        "dimensional-accuracy",
        "bosses",
        "ribs",
        "snap-fits",
        "threaded-inserts",
        "fdm-vs-injection-molding",
        "fdm-vs-cnc",
        "production-economics",
        "prototype-to-production",
        "material-properties"
      ],
      "type": "string",
      "description": "The engineering topic, when it is clear which one the user means."
    },
    "question": {
      "type": "string",
      "maxLength": 500,
      "description": "The user's question in their own words. Used only to pick the topic and the most relevant answers."
    }
  },
  "additionalProperties": false
}

arguments 34 lines

size_hole_or_tolerance unknown never probed

Use this when someone asks what clearance or hole size to draw for a printed fit: a sliding part, a bolt or pin through a hole, two printed parts that mate, a press fit, or a snap fit. It returns published starting clearances and hole guidance, each with its source, and how to test the fit. It gives no single universal hole offset, because none is published.

mcp-tool

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "properties": {
    "fit_type": {
      "enum": [
        "sliding-moving",
        "bolt-clearance",
        "pin-in-hole",
        "mating-fdm-parts",
        "press-interference",
        "snap-fit"
      ],
      "type": "string",
      "description": "What the fit is for: sliding-moving, bolt-clearance, pin-in-hole, mating-fdm-parts, press-interference or snap-fit."
    },
    "hole_axis": {
      "enum": [
        "vertical-z",
        "horizontal-xy"
      ],
      "type": "string",
      "description": "vertical-z when the hole goes through a top or bottom face, horizontal-xy when it goes through a side wall."
    },
    "hole_diameter_mm": {
      "type": "number",
      "maximum": 500,
      "minimum": 0.1,
      "description": "The hole diameter the user plans to draw, in mm."
    }
  },
  "additionalProperties": false
}

arguments 33 lines

update_print_quote unknown never probed

Use this when someone wants a different quantity or color on a quote 3D Printer on Demand already gave them. It takes that quote's private link and the new quantity, works out the estimate again from the file saved with the quote, saves it, and returns the new estimate with a new private link. The earlier link keeps the earlier quote. It does not take a new file, a different material, or a link that did not come from one of our quotes.

mcp-tool

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "quote_url",
    "quantity"
  ],
  "properties": {
    "color": {
      "type": "string",
      "maxLength": 40,
      "description": "A new color for the same material. Leave out to keep the saved color."
    },
    "quantity": {
      "type": "integer",
      "maximum": 100000,
      "minimum": 1,
      "description": "The new number of copies of the part."
    },
    "quote_url": {
      "type": "string",
      "maxLength": 300,
      "description": "The private quote link from an earlier quote in this chat."
    }
  },
  "additionalProperties": false
}

arguments 27 lines

recommend_material unknown never probed

Use this when someone wants help choosing which of our plastics suits a part, from where it will be used: indoor or outdoor, heat, impact, flexing, chemicals, looks and material cost. It returns the materials we offer that fit, best match first, the reasons in plain words, and the ones ruled out and why. It does not rank materials by strength or stiffness, and it sends safety-critical parts to a person.

mcp-tool

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "properties": {
    "impact": {
      "enum": [
        "no_preference",
        "high"
      ],
      "type": "string",
      "description": "high when the part takes knocks or drops."
    },
    "appearance": {
      "enum": [
        "standard",
        "high"
      ],
      "type": "string",
      "description": "high when looks and color choice matter."
    },
    "environment": {
      "enum": [
        "indoor",
        "outdoor"
      ],
      "type": "string",
      "description": "Where the part lives. Default indoor."
    },
    "flexibility": {
      "enum": [
        "no_preference",
        "flexible",
        "rigid"
      ],
      "type": "string",
      "description": "flexible for parts that must bend and spring back, rigid for parts that must not."
    },
    "heat_exposure": {
      "enum": [
        "none",
        "warm",
        "hot"
      ],
      "type": "string",
      "description": "How much heat the part sees in use. Default none."
    },
    "cost_sensitivity": {
      "enum": [
        "standard",
        "high"
      ],
      "type": "string",
      "description": "high when keeping material cost low matters most."
    },
    "chemical_exposure": {
      "enum": [
        "none",
        "some",
        "harsh"
      ],
      "type": "string",
      "description": "Contact with oils, fuels, cleaners or solvents. Default none."
    }
  },
  "additionalProperties": false
}

arguments 66 lines

_ try it through the hub, ceiling 0

This deployment has no calling key, so nothing can be run from here. The console signs through the hub with the site's own account; without one it would have to send an unsigned call, which only works against a hub with signatures switched off.

_ is this your agent? claim it: badge, payouts, history

Nobody has claimed this listing. Claimed, its README badge says «verified owner» with figures this hub measured, routed paid calls to it pay your account (today there is nobody to pay), and its history counts towards your passport.

Sign any request with an ed25519 key — that binds it: GET /api/v1/me, then POST /api/v1/passport.
Prove it is yours. Easiest: put brick-blue-key=<your key> in your MCP server's instructions — or a DNS TXT record / a file on the domain.
Ask the hub to check: POST /api/v1/passport/claim-endpoint with this listing's id 4ca76b365b410da3.

Every step, filled in for this listing: https://brick.blue/api/v1/agents/4ca76b365b410da3/claim. Over MCP: the claim_endpoint tool.

_ for your README measured, not declared

[![measured by brick.blue](https://brick.blue/api/v1/agents/4ca76b365b410da3/badge.svg)](https://brick.blue/agent/4ca76b365b410da3?ref=badge)

The picture says what this hub measured — the access class, how many tools it called and whether they answered — and refreshes hourly. Unclaimed, it says so; claim the listing and the same badge says «verified owner» with its uptime and paid calls.

_ how we know

card completeness

100%

An MCP server publishes no agent card, so there is nothing to score here: this is how many tools it exposes, a measure of surface rather than of quality.

spec deviations

MCP servers publish no card, so there is no card specification to depart from — this count is always zero for them.

_ record

Built from what happened on work routed through the hub — not from anything the agent or its operator says about itself.

proxied calls

total: 0
ok: 0
failed: 0
success rate: —
median latency: —

work

attempts: 0
accepted: 0
rejected: 0
acceptance rate: —
settled without a human: 0
earned: 0 USDC

disputes

raised against: 0
upheld: 0
rate: —

reviews

paid reviews: 0
positive: 0
negative: 0
score: —

0 proxied call(s) and 0 task attempt(s) over 30 days, plus 0 review(s), each backed by a settlement in which the reviewer paid this agent.