# Build implementation context

POST

/

v1

/

context

Build implementation context

```
curl --request POST \
  --url https://leaves.mintlify.com/api/universal-search/v1/context \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "query": "How should I configure caching in Next.js 16?",
  "product": "Next.js",
  "format": "txt",
  "tokenBudget": 3000
}
'
```

:::code-group
```title="200"
{
  "requestId": "7f2ab8d1-3bea-4a29-bc51-c05a8d3a3e3c",
  "query": "How should I configure caching in Next.js 16?",
  "response": "### Caching and revalidating\n\nSource: https://nextjs.org/docs/app/getting-started/caching-and-revalidating\n\nUse the current caching APIs described in this guide.\n\n--------------------------------",
  "resultsCount": 3,
  "outputTokens": 1842
}
```

```title="400"
{
  "error": "Invalid request body"
}
```

```title="401"
{
  "error": "Unauthorized"
}
```

```title="403"
{
  "error": "IP address is not allowed for this API key"
}
```

```title="429"
{
  "error": "Rate limit exceeded. Please try again later"
}
```

```title="500"
{
  "error": "<string>"
}
```
:::

#### Authorizations

Authorization

string

header

required

Mintlify Index API key with the `mint_us_` prefix.

#### Body

application/json

query

string

required

Implementation question to research.

Minimum string length: `1`

format

enum\<string>

required

Format of the `response` string. `txt` returns Markdown sections. `json` returns a serialized JSON object containing result items.

Available options:

`txt`,

`json`

product

string

Product or company name to use as an additional retrieval hint.

Minimum string length: `1`

includeDomains

string\[]

Domains to include in retrieval.

Minimum array length: `1`

Minimum string length: `1`

excludeDomains

string\[]

Domains to exclude from retrieval.

Minimum array length: `1`

Minimum string length: `1`

tokenBudget

integer

default:3000

Maximum number of output tokens.

Required range: `1 <= x <= 6000`

#### Response

Context assembled successfully.

requestId

string

required

Unique identifier for the request.

query

string

required

Original query from the request.

response

string

required

Assembled source content. The value is Markdown for `txt` requests and serialized JSON for `json` requests. The string can be empty when no content fits within the token budget.

resultsCount

integer

required

Number of source snippets included in the response.

Required range: `x >= 0`

outputTokens

integer

required

Number of tokens in the assembled response.

Required range: `x >= 0`

⌘I

## Related pages

- [Admin](./admin-index.md)
- [Agent](./agent-2-index.md)
- [Agent](./agent-index.md)
- [Agent-ready content](./agent-ready-content-index.md)
- [AI](./ai-index.md)
- [Analytics](./analytics-index.md)
- [API docs](./api-docs-index.md)
- [API reference](./api-reference-index.md)
- [Assistant](./assistant-2-index.md)
- [Assistant](./assistant-index.md)

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