Skip to main content
POST
/
v1
/
memory
/
contact
Create Contact Memory
curl --request POST \
  --url https://api.bland.ai/v1/memory/contact \
  --header 'Content-Type: application/json' \
  --header 'authorization: <authorization>' \
  --data '
{
  "contact_id": "<string>",
  "persona_id": "<string>",
  "agent_number": "<string>"
}
'
import requests

url = "https://api.bland.ai/v1/memory/contact"

payload = {
    "contact_id": "<string>",
    "persona_id": "<string>",
    "agent_number": "<string>"
}
headers = {
    "authorization": "<authorization>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)
const options = {
  method: 'POST',
  headers: {authorization: '<authorization>', 'Content-Type': 'application/json'},
  body: JSON.stringify({contact_id: '<string>', persona_id: '<string>', agent_number: '<string>'})
};

fetch('https://api.bland.ai/v1/memory/contact', 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.bland.ai/v1/memory/contact",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'contact_id' => '<string>',
    'persona_id' => '<string>',
    'agent_number' => '<string>'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "authorization: <authorization>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.bland.ai/v1/memory/contact"

	payload := strings.NewReader("{\n  \"contact_id\": \"<string>\",\n  \"persona_id\": \"<string>\",\n  \"agent_number\": \"<string>\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("authorization", "<authorization>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}
HttpResponse<String> response = Unirest.post("https://api.bland.ai/v1/memory/contact")
  .header("authorization", "<authorization>")
  .header("Content-Type", "application/json")
  .body("{\n  \"contact_id\": \"<string>\",\n  \"persona_id\": \"<string>\",\n  \"agent_number\": \"<string>\"\n}")
  .asString();
require 'uri'
require 'net/http'

url = URI("https://api.bland.ai/v1/memory/contact")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["authorization"] = '<authorization>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"contact_id\": \"<string>\",\n  \"persona_id\": \"<string>\",\n  \"agent_number\": \"<string>\"\n}"

response = http.request(request)
puts response.read_body
{
  "data": {
    "memory": {
      "id": "mem-aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee",
      "org_id": "11111111-2222-3333-4444-555555555555",
      "contact_id": "aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee",
      "persona_id": "persona-12345678",
      "agent_number": null,
      "summary": null,
      "facts": {},
      "recent_messages": [],
      "open_items": [],
      "memory_history": [],
      "created_at": "2025-07-22T10:30:00.000Z",
      "updated_at": "2025-07-22T10:30:00.000Z"
    },
    "created": true
  },
  "errors": null
}
{
  "data": {
    "memory": {
      "id": "mem-aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee",
      "org_id": "11111111-2222-3333-4444-555555555555",
      "contact_id": "aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee",
      "persona_id": "persona-12345678",
      "agent_number": null,
      "summary": "Customer called about order #8821 which was delayed. Promised a follow-up within 24 hours.",
      "facts": {
        "name": "Sarah Chen",
        "phone": "+14155550192",
        "preferred_contact": "phone"
      },
      "recent_messages": [
        {
          "role": "user",
          "content": "Hi, I'm calling about my order",
          "channel": "call",
          "timestamp": "2025-07-22T10:30:00.000Z"
        }
      ],
      "open_items": [
        {
          "type": "follow_up",
          "description": "Follow up on order #8821 delay status",
          "created_at": "2025-07-22T10:30:00.000Z",
          "priority": "high",
          "related_to": {
            "entity_type": "order",
            "entity_id": "order-8821"
          }
        }
      ],
      "memory_history": [],
      "created_at": "2025-07-20T10:30:00.000Z",
      "updated_at": "2025-07-22T15:45:00.000Z"
    },
    "created": false
  },
  "errors": null
}
{
  "data": null,
  "errors": [
    {
      "error": "BAD_REQUEST",
      "message": "persona_id or agent_number is required"
    }
  ]
}

Headers

authorization
string
required
Your API key for authentication.

Body Parameters

contact_id
string
required
The unique identifier of the contact.
persona_id
string
The persona ID for memory scoping. Either persona_id or agent_number is required.
agent_number
string
The agent phone number for memory scoping. Either persona_id or agent_number is required.

Response

data
object
Response containing the memory and creation status.
data.memory
object
The contact memory object.
data.memory.id
string
Unique identifier for the contact memory.
data.memory.org_id
string
Organization ID this memory belongs to.
data.memory.contact_id
string
Contact ID this memory is associated with.
data.memory.persona_id
string
Persona ID this memory is scoped to (null if agent-based).
data.memory.agent_number
string
Agent phone number this memory is scoped to (null if persona-based).
data.memory.summary
string
Rolling summary (empty for new memories).
data.memory.facts
object
Structured facts (empty object for new memories).
data.memory.recent_messages
array
Recent messages array (empty for new memories).
data.created
boolean
Whether a new memory was created (true) or an existing one was returned (false).
errors
null
Error array (null on success).
{
  "data": {
    "memory": {
      "id": "mem-aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee",
      "org_id": "11111111-2222-3333-4444-555555555555",
      "contact_id": "aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee",
      "persona_id": "persona-12345678",
      "agent_number": null,
      "summary": null,
      "facts": {},
      "recent_messages": [],
      "open_items": [],
      "memory_history": [],
      "created_at": "2025-07-22T10:30:00.000Z",
      "updated_at": "2025-07-22T10:30:00.000Z"
    },
    "created": true
  },
  "errors": null
}
{
  "data": {
    "memory": {
      "id": "mem-aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee",
      "org_id": "11111111-2222-3333-4444-555555555555",
      "contact_id": "aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee",
      "persona_id": "persona-12345678",
      "agent_number": null,
      "summary": "Customer called about order #8821 which was delayed. Promised a follow-up within 24 hours.",
      "facts": {
        "name": "Sarah Chen",
        "phone": "+14155550192",
        "preferred_contact": "phone"
      },
      "recent_messages": [
        {
          "role": "user",
          "content": "Hi, I'm calling about my order",
          "channel": "call",
          "timestamp": "2025-07-22T10:30:00.000Z"
        }
      ],
      "open_items": [
        {
          "type": "follow_up",
          "description": "Follow up on order #8821 delay status",
          "created_at": "2025-07-22T10:30:00.000Z",
          "priority": "high",
          "related_to": {
            "entity_type": "order",
            "entity_id": "order-8821"
          }
        }
      ],
      "memory_history": [],
      "created_at": "2025-07-20T10:30:00.000Z",
      "updated_at": "2025-07-22T15:45:00.000Z"
    },
    "created": false
  },
  "errors": null
}
{
  "data": null,
  "errors": [
    {
      "error": "BAD_REQUEST",
      "message": "persona_id or agent_number is required"
    }
  ]
}

Docs for agents: llms.txt