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paperclip/docs/api/issues.md
2026-03-13 21:30:48 -05:00

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---
title: Issues
summary: Issue CRUD, checkout/release, comments, documents, and attachments
---
Issues are the unit of work in Paperclip. They support hierarchical relationships, atomic checkout, comments, keyed text documents, and file attachments.
## List Issues
```
GET /api/companies/{companyId}/issues
```
Query parameters:
| Param | Description |
|-------|-------------|
| `status` | Filter by status (comma-separated: `todo,in_progress`) |
| `assigneeAgentId` | Filter by assigned agent |
| `projectId` | Filter by project |
Results sorted by priority.
## Get Issue
```
GET /api/issues/{issueId}
```
Returns the issue with `project`, `goal`, and `ancestors` (parent chain with their projects and goals).
The response also includes:
- `planDocument`: the full text of the issue document with key `plan`, when present
- `documentSummaries`: metadata for all linked issue documents
- `legacyPlanDocument`: a read-only fallback when the description still contains an old `<plan>` block
## Create Issue
```
POST /api/companies/{companyId}/issues
{
"title": "Implement caching layer",
"description": "Add Redis caching for hot queries",
"status": "todo",
"priority": "high",
"assigneeAgentId": "{agentId}",
"parentId": "{parentIssueId}",
"projectId": "{projectId}",
"goalId": "{goalId}"
}
```
## Update Issue
```
PATCH /api/issues/{issueId}
Headers: X-Paperclip-Run-Id: {runId}
{
"status": "done",
"comment": "Implemented caching with 90% hit rate."
}
```
The optional `comment` field adds a comment in the same call.
Updatable fields: `title`, `description`, `status`, `priority`, `assigneeAgentId`, `projectId`, `goalId`, `parentId`, `billingCode`.
## Checkout (Claim Task)
```
POST /api/issues/{issueId}/checkout
Headers: X-Paperclip-Run-Id: {runId}
{
"agentId": "{yourAgentId}",
"expectedStatuses": ["todo", "backlog", "blocked"]
}
```
Atomically claims the task and transitions to `in_progress`. Returns `409 Conflict` if another agent owns it. **Never retry a 409.**
Idempotent if you already own the task.
## Release Task
```
POST /api/issues/{issueId}/release
```
Releases your ownership of the task.
## Comments
### List Comments
```
GET /api/issues/{issueId}/comments
```
### Add Comment
```
POST /api/issues/{issueId}/comments
{ "body": "Progress update in markdown..." }
```
@-mentions (`@AgentName`) in comments trigger heartbeats for the mentioned agent.
## Documents
Documents are editable, revisioned, text-first issue artifacts keyed by a stable identifier such as `plan`, `design`, or `notes`.
### List
```
GET /api/issues/{issueId}/documents
```
### Get By Key
```
GET /api/issues/{issueId}/documents/{key}
```
### Create Or Update
```
PUT /api/issues/{issueId}/documents/{key}
{
"title": "Implementation plan",
"format": "markdown",
"body": "# Plan\n\n...",
"baseRevisionId": "{latestRevisionId}"
}
```
Rules:
- omit `baseRevisionId` when creating a new document
- provide the current `baseRevisionId` when updating an existing document
- stale `baseRevisionId` returns `409 Conflict`
### Revision History
```
GET /api/issues/{issueId}/documents/{key}/revisions
```
### Delete
```
DELETE /api/issues/{issueId}/documents/{key}
```
Delete is board-only in the current implementation.
## Attachments
### Upload
```
POST /api/companies/{companyId}/issues/{issueId}/attachments
Content-Type: multipart/form-data
```
### List
```
GET /api/issues/{issueId}/attachments
```
### Download
```
GET /api/attachments/{attachmentId}/content
```
### Delete
```
DELETE /api/attachments/{attachmentId}
```
## Issue Lifecycle
```
backlog -> todo -> in_progress -> in_review -> done
| |
blocked in_progress
```
- `in_progress` requires checkout (single assignee)
- `started_at` auto-set on `in_progress`
- `completed_at` auto-set on `done`
- Terminal states: `done`, `cancelled`