G2 Seller API returns the profile of a vendor: name, average rating, review_total over all its products, profile_count, category_count, grid_leader_categories, serving_since, the star distribution (percent and review count), the categories, the products with review counts and descriptions, and an about block with company details.
Use the vendor slug. It often differs from the product slug (the vendor of the product jira is atlassian). The vendor.slug field of an alternatives result gives the vendor slug. An unknown vendor slug returns 404 and is not billed. One request costs one credit.
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Endpoint
Parameters
Start with the required fields, then add optional filters only when your use case needs them.
Runnable path
1 required parameter needed before sending a request.
string
Required
G2 vendor slug (path parameter). Example: atlassian.
example
Response Schema
Example response fields are illustrative; inspect the JSON before integrating.
Example response fields
Scan these fields before integrating.
data
meta
success
{
"data": {
"seller": {
"name": "Asana",
"slug": "asana",
"about": {
"website": "https://asana.com",
"ownership": "NYSE: ASAN",
"description": "Asana is the System of Action for work, where humans and AI collaborate to help individuals work sm\u2026",
"hq_location": "San Francisco, CA",
"linkedin_url": "https://www.linkedin.com/company/807257/",
"year_founded": 2008
},
"rating": 4.4,
"products": [
{
"name": "Asana",
"slug": "asana",
"description": "Asana is a leading work management platform for human + AI coordination. Over 170,000 customers lik\u2026",
"review_count": 14056
},
{
"name": "Asana for G Suite",
"slug": "asana-for-g-suite",
"description": "Asana is designed to be an easy way for teams to track their work and get results.",
"review_count": 58
}
],
"categories": [
{
"id": 1009956,
"name": "AI Agent Builders"
},
{
"id": 2437,
"name": "AI Agents For Business Operations"
}
],
"distribution": [
{
"count": 9333,
"stars": 5,
"percent": 65
},
{
"count": 3905,
"stars": 4,
"percent": 27
},
{
"count": 744,
"stars": 3,
"percent": 5
},
{
"count": 122,
"stars": 2,
"percent": 0
},
{
"count": 102,
"stars": 1,
"percent": 0
}
],
"review_total": 14203,
"profile_count": 4,
"serving_since": 2008,
"category_count": 14,
"grid_leader_categories": 15
}
},
"meta": {
"billable": true,
"endpoint_family": "seller"
},
"success": true
}
Errors
Handle these documented responses before retrying or showing customer-facing failures.
Not Found
The vendor slug does not exist on G2. This response is not billable.
{
"meta": {
"billable": false,
"retryable": false,
"endpoint_family": "seller"
},
"error": {
"code": "NOT_FOUND",
"message": "The requested resource was not found."
},
"success": false
}Validation Error
A parameter is missing or has an invalid value. This response is not billable.
{
"errors": {
"slug": [
"The slug field is required."
]
},
"message": "The request validation failed"
}Upstream Unavailable
G2 could not be reached or returned data that does not match the request. This response is not billable and is retryable.
{
"meta": {
"billable": false,
"retryable": true,
"endpoint_family": "seller"
},
"error": {
"code": "UPSTREAM_UNAVAILABLE",
"message": "G2 could not be reached. Please retry shortly."
},
"success": false
}Generate Code with AI
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