Asana
Access the Asana API with managed OAuth authentication. Manage tasks, projects, workspaces, users, and webhooks for work management.
Quick Start
CLI:
maton asana task list --project <project-gid>
maton api '/asana/api/1.0/tasks?project=PROJECT_GID'
Python:
python <<'EOF'
import urllib.request, os, json
req = urllib.request.Request('https://api.maton.ai/asana/api/1.0/tasks?project=PROJECT_GID')
req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}')
print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2))
EOF
Base URL
https://api.maton.ai/asana/{native-api-path}
Maton proxies requests to app.asana.com and automatically injects your OAuth token.
Installation
NPM:
npm install -g @maton-ai/cli
Homebrew:
brew install maton-ai/cli/maton
Authentication
CLI:
maton login # Opens browser for API key
maton login --interactive # Skip browser, paste API key directly
maton whoami # Show current auth state
Manual:
- Sign in or create an account at maton.ai
- Go to maton.ai/settings
- Copy your API key
- Set your API key as
MATON_API_KEY:
export MATON_API_KEY="YOUR_API_KEY"
Connection Management
Manage your Asana OAuth connections at https://api.maton.ai.
List Connections
CLI:
maton connection list asana --status ACTIVE
maton api -X GET /connections -f app=asana -f status=ACTIVE
Python:
python <<'EOF'
import urllib.request, os, json
req = urllib.request.Request('https://api.maton.ai/connections?app=asana&status=ACTIVE')
req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}')
print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2))
EOF
Create Connection
CLI:
maton connection create asana
maton api /connections -f app=asana
Python:
python <<'EOF'
import urllib.request, os, json
data = json.dumps({'app': 'asana'}).encode()
req = urllib.request.Request('https://api.maton.ai/connections', data=data, method='POST')
req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}')
req.add_header('Content-Type', 'application/json')
print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2))
EOF
Get Connection
CLI:
maton connection view {connection_id}
maton api /connections/{connection_id}
Python:
python <<'EOF'
import urllib.request, os, json
req = urllib.request.Request('https://api.maton.ai/connections/{connection_id}')
req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}')
print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2))
EOF
Response:
{
"connection": {
"connection_id": "{connection_id}",
"status": "ACTIVE",
"creation_time": "2025-12-08T07:20:53.488460Z",
"last_updated_time": "2026-01-31T20:03:32.593153Z",
"url": "https://connect.maton.ai/?session_token=...",
"app": "asana",
"metadata": {}
}
}
Open the returned url in a browser to complete OAuth authorization.
Delete Connection
CLI:
maton connection delete {connection_id}
maton api -X DELETE /connections/{connection_id}
Python:
python <<'EOF'
import urllib.request, os, json
req = urllib.request.Request('https://api.maton.ai/connections/{connection_id}', method='DELETE')
req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}')
print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2))
EOF
Specifying Connection
If you have multiple Asana connections, specify which one to use:
CLI:
maton asana task list --project <project-gid> --connection {connection_id}
maton api /asana/api/1.0/tasks?project=PROJECT_GID --connection {connection_id}
Python:
python <<'EOF'
import urllib.request, os, json
req = urllib.request.Request('https://api.maton.ai/asana/api/1.0/tasks?project=PROJECT_GID')
req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}')
req.add_header('Maton-Connection', '{connection_id}')
print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2))
EOF
If you have multiple connections, always specify the connection to ensure requests go to the intended account.
Security & Permissions
- Access is scoped to tasks, projects, workspaces, users, and manage webhooks within the connected Asana account.
- All write operations require explicit user approval. Before executing any create, update, or delete call, confirm the target resource and intended effect with the user.
API Reference
Tasks
Get Multiple Tasks
GET /asana/api/1.0/tasks
Query parameters:
project- Project GID to filter tasksassignee- User GID or "me" for assigned tasksworkspace- Workspace GID (required if no project specified)completed_since- ISO 8601 date to filter tasks completed after this dateopt_fields- Comma-separated list of fields to include
Example:
maton asana task list --project 1234567890 --opt-fields name,completed,due_on
Get a Task
GET /asana/api/1.0/tasks/{task_gid}
Example:
maton asana task view 1234567890
Create a Task
POST /asana/api/1.0/tasks
Content-Type: application/json
{
"data": {
"name": "New task",
"projects": ["PROJECT_GID"],
"assignee": "USER_GID",
"due_on": "2025-03-20",
"notes": "Task description here"
}
}
Example:
maton asana task create --name 'New task' --projects PROJECT_GID --assignee USER_GID --due-on 2025-03-20 --notes 'Task description here'
Update a Task
PUT /asana/api/1.0/tasks/{task_gid}
Example:
maton asana task update 1234567890 --completed
Delete a Task
DELETE /asana/api/1.0/tasks/{task_gid}
Example:
maton asana task delete 1234567890
Get Tasks from a Project
GET /asana/api/1.0/projects/{project_gid}/tasks
Example:
maton asana task list --project 1234567890
Get Subtasks
GET /asana/api/1.0/tasks/{task_gid}/subtasks
Example:
maton asana task list --parent 1234567890
Create Subtask
POST /asana/api/1.0/tasks/{task_gid}/subtasks
Content-Type: application/json
{
"data": {
"name": "Subtask name",
"assignee": "USER_GID",
"due_on": "2025-03-20"
}
}
Example:
maton asana task create --name 'Subtask name' --parent 1234567890 --assignee USER_GID --due-on 2025-03-20
Search Tasks (Premium)
Note: This endpoint requires an Asana Premium subscription.
GET /asana/api/1.0/workspaces/{workspace_gid}/tasks/search
Query parameters:
text- Text to search forassignee.any- Filter by assigneesprojects.any- Filter by projectscompleted- Filter by completion status
Example:
maton asana task search -w 1234567890 --text 'quarterly report' --completed=false
Projects
Get Multiple Projects
GET /asana/api/1.0/projects
Query parameters:
workspace- Workspace GIDteam- Team GIDopt_fields- Comma-separated list of fields
Example:
maton asana project list --workspace <workspace-gid> --opt-fields name,owner,due_date
Get a Project
GET /asana/api/1.0/projects/{project_gid}
Example:
maton asana project view <project-gid>
Create a Project
POST /asana/api/1.0/projects
Example:
maton asana project create --workspace <workspace-gid> --name 'New Project' --notes 'Project description'
Update a Project
PUT /asana/api/1.0/projects/{project_gid}
Example:
maton asana project update PROJECT_GID --name 'Updated Name'
Delete a Project
DELETE /asana/api/1.0/projects/{project_gid}
Example:
maton asana project delete <project-gid>
Workspaces
Get Multiple Workspaces
GET /asana/api/1.0/workspaces
Example:
maton asana workspace list
Get a Workspace
GET /asana/api/1.0/workspaces/{workspace_gid}
Example:
maton asana workspace view 1234567890
Update a Workspace
PUT /asana/api/1.0/workspaces/{workspace_gid}
Add User to Workspace
POST /asana/api/1.0/workspaces/{workspace_gid}/addUser
Remove User from Workspace
POST /asana/api/1.0/workspaces/{workspace_gid}/removeUser
Users
Get Multiple Users
GET /asana/api/1.0/users
Query parameters:
workspace- Workspace GID to filter users
Get Current User
GET /asana/api/1.0/users/me
Example:
maton asana whoami
Get a User
GET /asana/api/1.0/users/{user_gid}
Get Users in a Team
GET /asana/api/1.0/teams/{team_gid}/users
Get Users in a Workspace
GET /asana/api/1.0/workspaces/{workspace_gid}/users
Webhooks
Get Multiple Webhooks
GET /asana/api/1.0/webhooks
Query parameters:
workspace- Workspace GID (required)resource- Resource GID to filter by
Create Webhook
Note: Asana verifies the target URL is reachable and responds with a 200 status during webhook creation.
POST /asana/api/1.0/webhooks
Content-Type: application/json
{
"data": {
"resource": "PROJECT_OR_TASK_GID",
"target": "https://example.com/webhook",
"filters": [
{
"resource_type": "task",
"action": "changed",
"fields": ["completed", "due_on"]
}
]
}
}
Get a Webhook
GET /asana/api/1.0/webhooks/{webhook_gid}
Update a Webhook
PUT /asana/api/1.0/webhooks/{webhook_gid}
Delete a Webhook
DELETE /asana/api/1.0/webhooks/{webhook_gid}
Returns 200 OK with empty data on success.
Pagination
Asana uses cursor-based pagination. The CLI automatically paginates with '--paginate'.
Example:
maton asana task list --project <project-gid> --paginate
Code Examples
CLI
# Get tasks as JSON (default format); select fields with --opt-fields
maton asana task list --project 1234567890 --opt-fields name,completed,due_on
# Filter with jq — e.g., only incomplete tasks (responses are wrapped in {"data": [...]})
# Note: --jq requires --json
maton asana task list --project 1234567890 --opt-fields name,completed,due_on \
--json --jq '.data | map(select(.completed == false))'
# Extract specific fields
maton asana project list --workspace 1234567890 --opt-fields name --json --jq '.data[].name'
JavaScript
const response = await fetch(
'https://api.maton.ai/asana/api/1.0/tasks?project=1234567890',
{
headers: {
'Authorization': `Bearer ${process.env.MATON_API_KEY}`
}
}
);
const data = await response.json();
Python
import os
import requests
response = requests.get(
'https://api.maton.ai/asana/api/1.0/tasks',
headers={'Authorization': f'Bearer {os.environ["MATON_API_KEY"]}'},
params={'project': '1234567890'}
)
data = response.json()
Notes
- Resource IDs (GIDs) are strings
- Timestamps are in ISO 8601 format
- Use
opt_fieldsto specify which fields to return - Workspaces are the highest-level organizational unit
- Organizations are specialized workspaces representing companies
- IMPORTANT: When using curl commands, use
curl -gwhen URLs contain brackets (fields[],sort[],records[]) to disable glob parsing - IMPORTANT: When piping curl output to
jqor other commands, environment variables like$MATON_API_KEYmay not expand correctly in some shell environments. You may get "Invalid API key" errors when piping.
Error Handling
| Status | Meaning | |--------|---------| | 400 | Bad request or missing Asana connection | | 401 | Invalid or missing Maton API key | | 403 | Forbidden - insufficient permissions | | 404 | Resource not found | | 429 | Rate limited | | 4xx/5xx | Passthrough error from Asana API |
Troubleshooting: API Key Issues
CLI:
- Check your auth state:
maton whoami
- Verify the API key is valid by listing connections:
maton connection list
Manual:
- Check that the
MATON_API_KEYenvironment variable is set:
echo $MATON_API_KEY
- Verify the API key is valid by listing connections:
python <<'EOF'
import urllib.request, os, json
req = urllib.request.Request('https://api.maton.ai/connections')
req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}')
print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2))
EOF
Troubleshooting: Invalid App Name
- Ensure your URL path starts with
asana. For example:
- Correct:
https://api.maton.ai/asana/api/1.0/tasks - Incorrect:
https://api.maton.ai/api/1.0/tasks
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