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POST
/
api
/
v1
/
x402
/
sessions
Create x402 Session
curl --request POST \
  --url https://api.agentwallex.com/api/v1/x402/sessions \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "agent_id": "agent_abc123",
  "budget_limit": "100.00",
  "chain": "eip155:84532",
  "ttl_seconds": 3600,
  "allowed_urls": [
    "https://paid-api.example.com/v1/data"
  ]
}
'
{
  "id": "sess_xyz789",
  "agent_id": "agent_abc123",
  "budget_limit": "100.00",
  "budget_spent": "0.00",
  "budget_remaining": "100.00",
  "chain": "eip155:84532",
  "status": "active",
  "expires_at": "2025-06-15T15:30:00Z",
  "created_at": "2025-06-15T14:30:00Z"
}

Documentation Index

Fetch the complete documentation index at: https://docs.agentwallex.com/llms.txt

Use this file to discover all available pages before exploring further.

会话允许您预授权消费预算，用于重复的 x402 API 调用。会话内的支付从会话预算中扣除，无需对每次调用单独审批。

​
请求体

​
agent_id
string
必填
为会话提供资金的代理。
​
budget_limit
string
必填
会话可消费的最大总额（例如 "100.00"）。
​
chain
string
必填
用于结算的 CAIP-2 链标识符（例如 eip155:84532）。
​
ttl_seconds
integer
必填
会话生存时间（秒）。会话在此期限后过期。
​
allowed_urls
string[]
此会话授权支付的 URL 列表（可选）。如果省略，则允许所有支持 x402 的 URL。

​
示例

curl -X POST https://api.agentwallex.com/api/v1/x402/sessions \
  -H "X-API-Key: awx_your_api_key" \
  -H "Content-Type: application/json" \
  -d '{
    "agent_id": "agent_abc123",
    "budget_limit": "100.00",
    "chain": "eip155:84532",
    "ttl_seconds": 3600,
    "allowed_urls": ["https://paid-api.example.com/v1/data"]
  }'
Response
{
  "id": "sess_xyz789",
  "agent_id": "agent_abc123",
  "budget_limit": "100.00",
  "budget_spent": "0.00",
  "budget_remaining": "100.00",
  "chain": "eip155:84532",
  "status": "active",
  "expires_at": "2025-06-15T15:30:00Z",
  "created_at": "2025-06-15T14:30:00Z"
}

授权

​
X-API-Key
string
header
必填

API key authentication. Keys are prefixed with awx_.

请求体

application/json
​
agent_id
string
必填

The agent whose wallet funds the session.

​
budget_limit
string
必填

Maximum total amount the session can spend (e.g., "100.00").

​
chain
string
必填

CAIP-2 chain identifier for settlement (e.g., eip155:84532).

​
ttl_seconds
integer
必填

Session time-to-live in seconds. The session expires after this duration.

​
allowed_urls
string<uri>[]

Optional list of URLs this session is authorized to pay. If omitted, all x402-enabled URLs are allowed.

响应

Session created successfully.

An x402 payment session with a pre-authorized spending budget.

​
id
string

Unique session identifier (e.g., sess_xyz789).

​
agent_id
string

Agent whose wallet funds the session.

​
budget_limit
string

Maximum total amount the session can spend.

​
budget_spent
string

Total amount spent so far.

​
budget_remaining
string

Remaining budget available.

​
chain
string

CAIP-2 chain identifier for settlement.

​
status
enum<string>

Session status.

可用选项:
active,
expired,
deleted
​
allowed_urls
string<uri>[]

URLs this session is authorized to pay.

​
expires_at
string<date-time>

ISO 8601 expiration timestamp.

​
created_at
string<date-time>

ISO 8601 creation timestamp.