Contacts API
Connect server systems, send contacts and orders, and identify signed-in widget users securely.
Authentication and scopes
Keep the API key on your server. Send only a short-lived identity token to the browser.
fetch("https://tallker.com/api/v1/public/contacts/upsert", {
method: "POST", headers: { Authorization: "Bearer " + process.env.TALLKER_API_KEY, "Content-Type": "application/json" },
body: JSON.stringify({ external_id: "customer_18452", name: "Ivan", email: "ivan@example.com" })
});Rate limits and idempotency
120 requests / minute · HTTP 429 · Retry-After · Idempotency-Key 24h
Examples
curl · JavaScript · PHP
Security
Keep the API key on your server. Send only a short-lived identity token to the browser.