Serve a signed image URL
curl --request GET \
--url https://api.kynva.ai/api/v1/generate/{template}import requests
url = "https://api.kynva.ai/api/v1/generate/{template}"
response = requests.get(url)
print(response.text)const options = {method: 'GET'};
fetch('https://api.kynva.ai/api/v1/generate/{template}', 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.kynva.ai/api/v1/generate/{template}",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
]);
$response = curl_exec($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.kynva.ai/api/v1/generate/{template}"
req, _ := http.NewRequest("GET", url, nil)
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.kynva.ai/api/v1/generate/{template}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.kynva.ai/api/v1/generate/{template}")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
response = http.request(request)
puts response.read_bodyGenerate
Serve a signed image URL
The OG-image primitive. Authenticated by URL signature (mint URLs via POST /api/v1/generate/sign) — no Authorization header, so the URL works in meta tags and no-code tools. Responds 302 to a stable, immutable CDN PNG. Deterministic caching: the same URL never renders twice, and only the first render of a unique URL is billed (1 credit).
GET
/
api
/
v1
/
generate
/
{template}
Serve a signed image URL
curl --request GET \
--url https://api.kynva.ai/api/v1/generate/{template}import requests
url = "https://api.kynva.ai/api/v1/generate/{template}"
response = requests.get(url)
print(response.text)const options = {method: 'GET'};
fetch('https://api.kynva.ai/api/v1/generate/{template}', 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.kynva.ai/api/v1/generate/{template}",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
]);
$response = curl_exec($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.kynva.ai/api/v1/generate/{template}"
req, _ := http.NewRequest("GET", url, nil)
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.kynva.ai/api/v1/generate/{template}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.kynva.ai/api/v1/generate/{template}")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
response = http.request(request)
puts response.read_bodyPath Parameters
Design preset slug, optionally version-pinned ("promo-bold@3")
Query Parameters
Export profile (default facebook_16x9 — 1200×630, the OG size)
Available options:
png, jpg Deterministic seed override (digits)
Account attribution — embedded and signed at mint time; do not construct manually
URL signature (from POST /sign)
Expiry timestamp (Unix ms); absent = non-expiring
Response
Redirect to the rendered image (immutable CDN URL)