Sessions
curl --request GET \
--url https://api.compose.market/api/session \
--header 'x-chain-id: <x-chain-id>' \
--header 'x-session-user-address: <x-session-user-address>'import requests
url = "https://api.compose.market/api/session"
headers = {
"x-session-user-address": "<x-session-user-address>",
"x-chain-id": "<x-chain-id>"
}
response = requests.get(url, headers=headers)
print(response.text)const options = {
method: 'GET',
headers: {
'x-session-user-address': '<x-session-user-address>',
'x-chain-id': '<x-chain-id>'
}
};
fetch('https://api.compose.market/api/session', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.compose.market/api/session",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
CURLOPT_HTTPHEADER => [
"x-chain-id: <x-chain-id>",
"x-session-user-address: <x-session-user-address>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://api.compose.market/api/session"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("x-session-user-address", "<x-session-user-address>")
req.Header.Add("x-chain-id", "<x-chain-id>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.get("https://api.compose.market/api/session")
.header("x-session-user-address", "<x-session-user-address>")
.header("x-chain-id", "<x-chain-id>")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.compose.market/api/session")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
request["x-session-user-address"] = '<x-session-user-address>'
request["x-chain-id"] = '<x-chain-id>'
response = http.request(request)
puts response.read_body{
"hasSession": true,
"budgetRemaining": "<string>",
"status": {}
}Payments & x402
Sessions
Read session budget state and subscribe to session state changes.
GET
/
api
/
session
Sessions
curl --request GET \
--url https://api.compose.market/api/session \
--header 'x-chain-id: <x-chain-id>' \
--header 'x-session-user-address: <x-session-user-address>'import requests
url = "https://api.compose.market/api/session"
headers = {
"x-session-user-address": "<x-session-user-address>",
"x-chain-id": "<x-chain-id>"
}
response = requests.get(url, headers=headers)
print(response.text)const options = {
method: 'GET',
headers: {
'x-session-user-address': '<x-session-user-address>',
'x-chain-id': '<x-chain-id>'
}
};
fetch('https://api.compose.market/api/session', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.compose.market/api/session",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
CURLOPT_HTTPHEADER => [
"x-chain-id: <x-chain-id>",
"x-session-user-address: <x-session-user-address>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://api.compose.market/api/session"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("x-session-user-address", "<x-session-user-address>")
req.Header.Add("x-chain-id", "<x-chain-id>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.get("https://api.compose.market/api/session")
.header("x-session-user-address", "<x-session-user-address>")
.header("x-chain-id", "<x-chain-id>")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.compose.market/api/session")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
request["x-session-user-address"] = '<x-session-user-address>'
request["x-chain-id"] = '<x-chain-id>'
response = http.request(request)
puts response.read_body{
"hasSession": true,
"budgetRemaining": "<string>",
"status": {}
}Session routes let apps monitor an active session-backed Compose Key.
Routes
| Method | Path | Description |
|---|---|---|
GET | /api/session | Returns the active session state for a wallet and chain. |
GET | /api/session/events | Streams session-active and session-expired events over SSE. |
Headers
string
required
Wallet address for the session lookup.
number
required
Chain ID for the session.
Query parameters
string
Alternative to
x-session-user-address for /api/session/events.number
Alternative to
x-chain-id for /api/session/events.SSE events
| Event | Description |
|---|---|
session-active | Current active session budget and expiry. |
session-expired | Terminal event when no active session remains. |
error | Stream sync failure. |
Response
boolean
Whether an active session exists.
string
Available budget in USDC atomic units.
object
Live status flags and warnings for active sessions.
⌘I