> ## Documentation Index
> Fetch the complete documentation index at: https://docs.pinecone.io/llms.txt
> Use this file to discover all available pages before exploring further.
# List assistants
> List of all assistants in a project.
For guidance and examples, see [Manage assistants](https://docs.pinecone.io/guides/assistant/manage-assistants#list-assistants-for-a-project).
```bash curl theme={null}
PINECONE_API_KEY="YOUR_API_KEY"
curl -X GET "https://api.pinecone.io/assistant/assistants" \
-H "Api-Key: $PINECONE_API_KEY" \
-H "X-Pinecone-Api-Version: 2026-04"
```
```json curl theme={null}
{
"assistants": [
{
"name": "example-assistant",
"instructions": "Use American English for spelling and grammar.",
"metadata": {"team": "customer-support", "version": "1.0"},
"status": "Ready",
"host": "https://prod-1-data.ke.pinecone.io",
"created_at": "2025-10-01T12:30:00Z",
"updated_at": "2025-10-01T12:45:00Z"
}
]
}
```
## OpenAPI
````yaml https://raw.githubusercontent.com/pinecone-io/pinecone-api/refs/heads/main/2026-04/assistant_control_2026-04.oas.yaml GET /assistants
openapi: 3.0.3
info:
title: Pinecone assistant control plane API
description: >-
Pinecone Assistant Engine is a context engine to store and retrieve relevant
knowledge from millions of documents at scale. This API supports creating
and managing assistants.
contact:
name: Pinecone Support
url: https://support.pinecone.io
email: support@pinecone.io
license:
name: Apache 2.0
url: https://www.apache.org/licenses/LICENSE-2.0
version: 2026-04
servers:
- url: https://api.pinecone.io/assistant
description: Production API endpoints
security:
- ApiKeyAuth: []
tags:
- name: Manage Assistants
description: Actions that manage Assistants
paths:
/assistants:
get:
tags:
- Manage Assistants
summary: List assistants
description: >-
List of all assistants in a project.
For guidance and examples, see [Manage
assistants](https://docs.pinecone.io/guides/assistant/manage-assistants#list-assistants-for-a-project).
operationId: list_assistants
parameters:
- in: header
name: X-Pinecone-Api-Version
description: Required date-based version header
required: true
schema:
default: 2026-04
type: string
style: simple
- in: query
name: limit
description: >-
Limit on the number of assistants to return. Default is 50. Minimum
is 1. Maximum is 100.
schema:
type: integer
example: 20
style: form
- in: query
name: pagination_token
description: Pagination token to continue a previous listing operation.
schema:
type: string
example: dXNlcl9pZD11c2VyXzE=
style: form
responses:
'200':
description: List all assistants in a project.
content:
application/json:
schema:
$ref: '#/components/schemas/ListAssistantsResponse'
'401':
description: 'Unauthorized. Possible causes: Invalid API key.'
content:
application/json:
schema:
$ref: '#/components/schemas/ErrorResponse'
examples:
unauthorized:
summary: Unauthorized
value:
error:
code: UNAUTHENTICATED
message: Invalid API key.
status: 401
'500':
description: Internal server error.
content:
application/json:
schema:
$ref: '#/components/schemas/ErrorResponse'
examples:
internal-server-error:
summary: Internal server error
value:
error:
code: UNKNOWN
message: Internal server error
status: 500
components:
schemas:
ListAssistantsResponse:
type: object
properties:
assistants:
description: The list of assistants that exist in the project.
type: array
items:
$ref: '#/components/schemas/Assistant'
pagination:
$ref: '#/components/schemas/PaginationResponse'
ErrorResponse:
example:
error:
code: TOO_MANY_REQUESTS
message: Too many get or list assistant requests, try again later
status: 429
description: The response shape used for all error responses.
type: object
properties:
status:
example: 500
description: The HTTP status code of the error.
type: integer
error:
example:
code: INVALID_ARGUMENT
message: 'Invalid region: Valid options are us, eu'
description: Detailed information about the error that occurred.
type: object
properties:
code:
description: The status code associated with the error.
x-enum:
- OK
- UNKNOWN
- INVALID_ARGUMENT
- DEADLINE_EXCEEDED
- QUOTA_EXCEEDED
- NOT_FOUND
- ALREADY_EXISTS
- PERMISSION_DENIED
- UNAUTHENTICATED
- RESOURCE_EXHAUSTED
- FAILED_PRECONDITION
- ABORTED
- OUT_OF_RANGE
- UNIMPLEMENTED
- INTERNAL
- UNAVAILABLE
- DATA_LOSS
- FORBIDDEN
- TOO_MANY_REQUESTS
type: string
message:
example: Message content cannot be empty
description: A message providing details about the error.
type: string
details:
description: >-
Additional information about the error. This field is not
guaranteed to be present.
type: object
required:
- code
- message
required:
- status
- error
Assistant:
description: Describes the configuration and status of a Pinecone Assistant.
type: object
properties:
name:
example: example-assistant
description: >
The name of the assistant. Resource name must be 1-63 characters
long, start and end with an alphanumeric character, and consist only
of lower case alphanumeric characters or `-`.
type: string
minLength: 1
maxLength: 63
instructions:
nullable: true
example: >-
Answer questions with clear, helpful answers. Keep the tone friendly
and easy to follow.
description: Guidance applied to all responses generated by the assistant.
type: string
metadata:
nullable: true
example:
role: Customer Support Helper
team: Operations
description: >-
Optional metadata associated with the assistant. Metadata is a JSON
object that can store custom organizational data, tags, and
attributes.
type: object
status:
description: The current operational status of the assistant.
x-enum:
- Initializing
- Failed
- Ready
- Terminating
- InitializationFailed
type: string
host:
example: https://prod-1-data.ke.pinecone.io
description: The host where the assistant is deployed.
type: string
region:
description: The region where the assistant is deployed.
x-enum:
- us
- eu
type: string
created_at:
example: '2025-10-01T12:30:00.000Z'
description: >-
The timestamp when the assistant was created, in ISO 8601 format
(`YYYY-MM-DDTHH:MM:SSZ`).
type: string
format: date-time
updated_at:
example: '2025-10-01T12:45:00.000Z'
description: >-
The timestamp of the most recent update to the assistant, in ISO
8601 format (`YYYY-MM-DDTHH:MM:SSZ`).
type: string
format: date-time
required:
- name
- status
PaginationResponse:
example:
next: dXNlcl9pZD11c2VyXzE=
description: >-
Object that contains the next pagination token to continue a previous
listing operation.
type: object
properties:
next:
description: The token to use to retrieve the next page of results.
type: string
required:
- next
securitySchemes:
ApiKeyAuth:
type: apiKey
in: header
name: Api-Key
description: Pinecone API Key
````