Portfolio Optimizer
portfoliooptimizer · Finance
Portfolio Optimizer is a [Web API](https://en.wikipedia.org/wiki/Web_API) to analyze and optimize investment portfolios (collection of financial assets such as stocks, bonds, ETFs, crypto-currencies) using modern portfolio theory algorithms (mean-variance, VaR, etc.). # API General Information Portfolio Optimizer is based on [REST](https://en.wikipedia.org/wiki/Representational_state_transfer) for easy integration, uses [JSON](https://en.wikipedia.org/wiki/JSON) for the exchange of data and
Authentication
Sample Requests
Compute the kurtosis of one or several asset(s), from the asset returns. References * [Wikipedia, Kurtosis](https://en.wikipedia.org/wiki/Kurtosis)
Hover any highlighted part to learn what it does
curl -X POST "https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/kurtosis"
import requests
response = requests.post(
"https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/kurtosis",
)
print(response.json())const url = 'https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/kurtosis';
const response = await fetch(url, {
method: 'POST',
});
const data = await response.json();
console.log(data);package main
import (
"fmt"
"io"
"net/http"
)
func main() {
targetURL := "https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/kurtosis"
req, _ := http.NewRequest("POST", targetURL, nil)
client := &http.Client{}
resp, _ := client.Do(req)
defer resp.Body.Close()
body, _ := io.ReadAll(resp.Body)
fmt.Println(string(body))
}require "net/http"
require "json"
uri = URI("https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/kurtosis")
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"
req = Net::HTTP::Post.new(uri)
res = http.request(req)
puts JSON.parse(res.body)<?php
$url = "https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/kurtosis";
$opts = ["http" => [
"method" => "POST",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));Compute the arithmetic return(s) of one or several asset(s) for one or several time period(s). References * [Wikipedia, Rate of Return](https://en.wikipedia.org/wiki/Rate_of_return#Return)
Hover any highlighted part to learn what it does
curl -X POST "https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/returns"
import requests
response = requests.post(
"https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/returns",
)
print(response.json())const url = 'https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/returns';
const response = await fetch(url, {
method: 'POST',
});
const data = await response.json();
console.log(data);package main
import (
"fmt"
"io"
"net/http"
)
func main() {
targetURL := "https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/returns"
req, _ := http.NewRequest("POST", targetURL, nil)
client := &http.Client{}
resp, _ := client.Do(req)
defer resp.Body.Close()
body, _ := io.ReadAll(resp.Body)
fmt.Println(string(body))
}require "net/http"
require "json"
uri = URI("https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/returns")
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"
req = Net::HTTP::Post.new(uri)
res = http.request(req)
puts JSON.parse(res.body)<?php
$url = "https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/returns";
$opts = ["http" => [
"method" => "POST",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));Compute the skewness of one or several asset(s), from the asset returns. References * [Wikipedia, Skewness](https://en.wikipedia.org/wiki/Skewness)
Hover any highlighted part to learn what it does
curl -X POST "https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/skewness"
import requests
response = requests.post(
"https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/skewness",
)
print(response.json())const url = 'https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/skewness';
const response = await fetch(url, {
method: 'POST',
});
const data = await response.json();
console.log(data);package main
import (
"fmt"
"io"
"net/http"
)
func main() {
targetURL := "https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/skewness"
req, _ := http.NewRequest("POST", targetURL, nil)
client := &http.Client{}
resp, _ := client.Do(req)
defer resp.Body.Close()
body, _ := io.ReadAll(resp.Body)
fmt.Println(string(body))
}require "net/http"
require "json"
uri = URI("https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/skewness")
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"
req = Net::HTTP::Post.new(uri)
res = http.request(req)
puts JSON.parse(res.body)<?php
$url = "https://api.apis.guru/v2/specs/portfoliooptimizer.io/1.0.9/assets/skewness";
$opts = ["http" => [
"method" => "POST",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));Postman Setup Guide
- See official documentation for authentication and setup.
What can you build with Portfolio Optimizer?
Portfolio Optimizer is a Finance API. Developers commonly use finance APIs for:
- processing payments and handling transactions
- building subscription and billing systems
- automating invoicing and financial reporting
- fraud detection and risk scoring
- connecting to banking and accounting software
No authentication required. This API is open — no signup or key needed. Ideal for quick prototypes and public-facing features. Portfolio Optimizer is free to use, making it a low-risk choice to experiment with.
New to APIs? Read our beginner's guide · Learn about API keys · What is REST?