Live prices, stock, sellers for open-source robot kits (SO-101, Stringman). Read-only, no sign-in.
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Full facts for one robot: what it is, license, difficulty, build time, cost lines, every seller offer, and sourced facts with links and checked dates.
Robot slug from search_robots, for example so-101
Pick your client. Values in capitals, like YOUR_TOKEN, are yours to fill in.
Run in a terminal
claude mcp add --transport http openrobotkits https://openrobotkits.com/mcp
Full facts for one robot: what it is, license, difficulty, build time, cost lines, every seller offer, and sourced facts with links and checked dates.
| Argument | Type | Description |
|---|---|---|
| slug* | string | Robot slug from search_robots, for example so-101 |
{
"type": "object",
"required": [
"slug"
],
"properties": {
"slug": {
"type": "string",
"description": "Robot slug from search_robots, for example so-101"
}
}
}Find open-source robot kits by words, type or budget. Returns up to 10 robots with the lowest in-stock USD price, stock state, license and page link. Call with no arguments to list everything.
| Argument | Type | Description |
|---|---|---|
| type | string | arm, humanoid, desktop, biped, dog or cable |
| query | string | Words such as 'humanoid', 'desktop', '3d printed arm' or a robot name |
| max_price | number | Only robots with an in-stock listing at or under this many US dollars |
{
"type": "object",
"properties": {
"type": {
"type": "string",
"description": "arm, humanoid, desktop, biped, dog or cable"
},
"query": {
"type": "string",
"description": "Words such as 'humanoid', 'desktop', '3d printed arm' or a robot name"
},
"max_price": {
"type": "number",
"description": "Only robots with an in-stock listing at or under this many US dollars"
}
}
}Every seller listing for one robot, in-stock whole kits first, with price, currency, stock, checked date, a buy link and the seller page.
| Argument | Type | Description |
|---|---|---|
| slug* | string | Robot slug from search_robots |
{
"type": "object",
"required": [
"slug"
],
"properties": {
"slug": {
"type": "string",
"description": "Robot slug from search_robots"
}
}
}We read every tool's name, description and inputs the way the model will, looking for instructions hidden from you. A clean result means no warning signs, not a guarantee. Scanned Nov 7, 2026.