langgraph-approval-hub
Python SDK for LangGraph Approval Hub — add human-in-the-loop approval workflows to your LangGraph agents in 3 lines.
Install
pip install langgraph-approval-hub
Usage
from langgraph_approval_hub import request_approval
decision = request_approval(
hub_url="https://your-hub.vercel.app",
api_token="your-api-secret-token",
agent_name="Finance Agent",
action_description="Process $4,200 refund batch for 12 customers",
assignee="finance-team",
assignee_type="team",
)
if decision == "approved":
process_refunds()
request_approval() blocks until a human approves or rejects via the dashboard, then returns "approved" or "rejected".
Parameters
| Parameter | Type | Required | Default | Description |
|---|---|---|---|---|
hub_url |
str | ✅ | — | Your Approval Hub URL |
api_token |
str | ✅ | — | Your API_SECRET_TOKEN env var value |
agent_name |
str | ✅ | — | Name shown in the dashboard |
action_description |
str | ✅ | — | Plain-English description of what the agent wants to do |
assignee |
str | ✅ | — | Email address or team name |
assignee_type |
str | ✅ | — | "person" or "team" |
agent_reasoning |
str | ❌ | None | Step-by-step reasoning shown to approver |
escalate_to |
str | ❌ | None | Email to escalate to if timeout exceeded |
timeout_minutes |
int | ❌ | 60 | Minutes before escalation |
poll_interval |
int | ❌ | 10 | Seconds between status polls |
Links
1 maintainer
Metadata
1 maintainer
Release files for langgraph-approval-hub 0.2.0
For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.
Source distribution (sdist)
| File | Size | Uploaded | |
|---|---|---|---|
| langgraph_approval_hub-0.2.0.tar.gz | 4.8 kB | Details |
Built distribution (wheel)
| File | Interpreter | ABI | Platform | Reset |
|---|---|---|---|---|
| langgraph_approval_hub-0.2.0-py3-none-any.whl | Python 3 | none | any | Details |
Total release size: 9.4 kB
Release files / langgraph_approval_hub-0.2.0.tar.gz
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| Size | 4.8 kB |
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Release files / langgraph_approval_hub-0.2.0-py3-none-any.whl
| Download URL | langgraph_approval_hub-0.2.0-py3-none-any.whl |
|---|---|
| Size | 4.6 kB |
| Tags | Python 3 |
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