Find the companies building quantum technology.
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Get one published quantum company by its slug.
The listing slug.
Pick your client. Values in capitals, like YOUR_TOKEN, are yours to fill in.
claude mcp add --transport http quantumcompanies https://quantumcompanies.fyi/mcp
Get one published quantum company by its slug.
| Argument | Type | Description |
|---|---|---|
| slug* | string | The listing slug. |
{
"type": "object",
"required": [
"slug"
],
"properties": {
"slug": {
"type": "string",
"pattern": "^[a-z0-9]+(-[a-z0-9]+)*$",
"maxLength": 100,
"minLength": 1,
"description": "The listing slug."
}
},
"additionalProperties": false
}Get one affiliate product by its slug, with its page and outbound link.
| Argument | Type | Description |
|---|---|---|
| slug* | string | The product slug. |
{
"type": "object",
"required": [
"slug"
],
"properties": {
"slug": {
"type": "string",
"pattern": "^[a-z0-9]+(-[a-z0-9]+)*$",
"maxLength": 100,
"minLength": 1,
"description": "The product slug."
}
},
"additionalProperties": false
}Get the number of published quantum companies, places and categories, and when the data last changed.
No arguments.
{
"type": "object",
"properties": {},
"additionalProperties": false
}List categories with their quantum company counts.
No arguments.
{
"type": "object",
"properties": {},
"additionalProperties": false
}List countries, regions and cities that have quantum companies.
No arguments.
{
"type": "object",
"properties": {},
"additionalProperties": false
}List the product categories with their product counts.
No arguments.
{
"type": "object",
"properties": {},
"additionalProperties": false
}List the affiliate products, with the price each had on the day it was checked. Filter by product category.
| Argument | Type | Description |
|---|---|---|
| category | string | A product category slug. |
{
"type": "object",
"properties": {
"category": {
"type": "string",
"pattern": "^[a-z0-9]+(-[a-z0-9]+)*$",
"maxLength": 100,
"minLength": 1,
"description": "A product category slug."
}
},
"additionalProperties": false
}List where the quantum company data comes from, with the license and refresh of each source.
No arguments.
{
"type": "object",
"properties": {},
"additionalProperties": false
}Search published quantum companies by text, place and category.
| Argument | Type | Description |
|---|---|---|
| q | string | Search text, with at least one letter or digit. Matches name, categories, attributes, description and place. Typos fall back to close matches. |
| city | string | City slug, from /places. |
| sort | string | `relevance` needs `q` and is the default with it. `name` is the default without `q`. `recent` is newest first. |
| limit | integer | Items per page. |
| cursor | string | `page.nextCursor` from the previous response. Opaque. Send the same filters and `limit`. |
| region | string | Region slug, from /places. |
| country | string | ISO 3166-1 alpha-2 country code, any case. A country the directory does not cover, as listed in /places, gives 400. |
| category | string | Category slug, from /categories. A parent slug also matches its children. |
We read every tool's name, description and inputs the way the model will, looking for instructions hidden from you. A clean result means no warning signs, not a guarantee. Scanned Nov 3, 2026.
{
"type": "object",
"properties": {
"q": {
"type": "string",
"maxLength": 200,
"minLength": 1,
"description": "Search text, with at least one letter or digit. Matches name, categories, attributes, description and place. Typos fall back to close matches."
},
"city": {
"type": "string",
"pattern": "^[a-z0-9]+(-[a-z0-9]+)*$",
"maxLength": 100,
"minLength": 1,
"description": "City slug, from /places."
},
"sort": {
"enum": [
"relevance",
"name",
"recent"
],
"type": "string",
"description": "`relevance` needs `q` and is the default with it. `name` is the default without `q`. `recent` is newest first."
},
"limit": {
"type": "integer",
"default": 20,
"maximum": 50,
"minimum": 1,
"description": "Items per page."
},
"cursor": {
"type": "string",
"maxLength": 200,
"minLength": 1,
"description": "`page.nextCursor` from the previous response. Opaque. Send the same filters and `limit`."
},
"region": {
"type": "string",
"pattern": "^[a-z0-9]+(-[a-z0-9]+)*$",
"maxLength": 100,
"minLength": 1,
"description": "Region slug, from /places."
},
"country": {
"type": "string",
"pattern": "^[A-Za-z]{2}$",
"description": "ISO 3166-1 alpha-2 country code, any case. A country the directory does not cover, as listed in /places, gives 400."
},
"category": {
"type": "string",
"pattern": "^[a-z0-9]+(-[a-z0-9]+)*$",
"maxLength": 100,
"minLength": 1,
"description": "Category slug, from /categories. A parent slug also matches its children."
}
},
"additionalProperties": false
}