Overview

Provider Type

API

API Endpoint


                                                        https://zro.moonmath.ai/v1

Free Tier Highlights

Daily usage allowance (amount not published)

Quick Start Guide

1

Sign up at zro.moonmath.ai

2

Install the CLI: npm i -g @moonmath-ai/zro

3

Run zro launch claude, or use the API key with https://zro.moonmath.ai/v1

Available Models

Model Name	ID	Context	Capabilities
GLM-5.3 Flash Free	`glm-5.3-flash`	1 000 000 Context	-
DeepSeek V4.1 Flash Free	`deepseek-v4.1-flash`	1 000 000 Context	-

Integration Examples

Ready-to-use code snippets for your applications.

Select a Model

Select Model

main.py

from openai import OpenAI

client = OpenAI(
    api_key="YOUR_ZRO_KEY",
    base_url="https://zro.moonmath.ai/v1"
)

response = client.chat.completions.create(
    model="glm-5.3-flash",
    messages=[
        {"role": "user", "content": "Give me three tips for writing clean code."}
    ]
)

print(response.choices[0].message.content)

index.js

import OpenAI from 'openai';

const client = new OpenAI({
  apiKey: 'YOUR_ZRO_KEY',
  baseURL: 'https://zro.moonmath.ai/v1'
});

const response = await client.chat.completions.create({
  model: 'glm-5.3-flash',
  messages: [
    { role: 'user', content: 'Give me three tips for writing clean code.' }
  ]
});

console.log(response.choices[0].message.content);

terminal

curl https://zro.moonmath.ai/v1/chat/completions \
  -H "Authorization: Bearer YOUR_ZRO_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "glm-5.3-flash",
    "messages": [
      {"role": "user", "content": "Give me three tips for writing clean code."}
    ]
  }'

example.php

<?php
$apiKey = 'YOUR_API_KEY';
$url = "https://zro.moonmath.ai/v1/models/glm-5.3-flash:generateContent?key=$apiKey";

$data = [
    "contents" => [
        ["parts" => [["text" => "Explain quantum mechanics"]]]
    ]
];

$ch = curl_init($url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));
curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);

$response = curl_exec($ch);
curl_close($ch);

echo $response;
?>

main.go

package main

import (
    "context"
    "fmt"
    "log"
    "github.com/google/generative-ai-go/genai"
    "google.golang.org/api/option"
)

func main() {
    ctx := context.Background()
    client, err := genai.NewClient(ctx, option.WithAPIKey("YOUR_API_KEY"))
    if err != nil { log.Fatal(err) }
    defer client.Close()

    model := client.GenerativeModel("glm-5.3-flash")
    resp, err := model.GenerateContent(ctx, genai.Text("Explain quantum mechanics"))
    if err != nil { log.Fatal(err) }
    
    // ...
}

main.py

from openai import OpenAI

client = OpenAI(
    api_key="YOUR_ZRO_KEY",
    base_url="https://zro.moonmath.ai/v1"
)

response = client.chat.completions.create(
    model="deepseek-v4.1-flash",
    messages=[
        {"role": "user", "content": "Give me three tips for writing clean code."}
    ]
)

print(response.choices[0].message.content)

index.js

import OpenAI from 'openai';

const client = new OpenAI({
  apiKey: 'YOUR_ZRO_KEY',
  baseURL: 'https://zro.moonmath.ai/v1'
});

const response = await client.chat.completions.create({
  model: 'deepseek-v4.1-flash',
  messages: [
    { role: 'user', content: 'Give me three tips for writing clean code.' }
  ]
});

console.log(response.choices[0].message.content);

terminal

curl https://zro.moonmath.ai/v1/chat/completions \
  -H "Authorization: Bearer YOUR_ZRO_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek-v4.1-flash",
    "messages": [
      {"role": "user", "content": "Give me three tips for writing clean code."}
    ]
  }'

example.php

<?php
$apiKey = 'YOUR_API_KEY';
$url = "https://zro.moonmath.ai/v1/models/deepseek-v4.1-flash:generateContent?key=$apiKey";

$data = [
    "contents" => [
        ["parts" => [["text" => "Explain quantum mechanics"]]]
    ]
];

$ch = curl_init($url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));
curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);

$response = curl_exec($ch);
curl_close($ch);

echo $response;
?>

main.go

package main

import (
    "context"
    "fmt"
    "log"
    "github.com/google/generative-ai-go/genai"
    "google.golang.org/api/option"
)

func main() {
    ctx := context.Background()
    client, err := genai.NewClient(ctx, option.WithAPIKey("YOUR_API_KEY"))
    if err != nil { log.Fatal(err) }
    defer client.Close()

    model := client.GenerativeModel("deepseek-v4.1-flash")
    resp, err := model.GenerateContent(ctx, genai.Text("Explain quantum mechanics"))
    if err != nil { log.Fatal(err) }
    
    // ...
}

Free Tier Pricing & Limits

Rate Limit

Requests per minute

Daily usage allowance (amount not published)

Daily Quota

Requests per day

Resets every day (Flash models only)

Use Cases

Coding agents (Claude Code, Codex)

Daily coding assistance

Limitations & Considerations

Daily allowance size not published

Only the two Flash models are free

Community Hub

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Zro (MoonMath)

Overview

Provider Type

API Endpoint

Free Tier Highlights

Why Choose Zro (MoonMath)?

Quick Start Guide

Sign up at zro.moonmath.ai

Install the CLI: npm i -g @moonmath-ai/zro

Run zro launch claude, or use the API key with https://zro.moonmath.ai/v1

Available Models

Integration Examples

Select Model

Free Tier Pricing & Limits

Rate Limit

Daily Quota

Use Cases

Limitations & Considerations

Community Hub

Quick Reactions

Add Discussion

Recent Activity

Ready to Get Started?

Cookie Consent

Zro (MoonMath)

Overview

Provider Type

API Endpoint

Free Tier Highlights

Why Choose Zro (MoonMath)?

Quick Start Guide

Sign up at zro.moonmath.ai

Install the CLI: npm i -g @moonmath-ai/zro

Run zro launch claude, or use the API key with https://zro.moonmath.ai/v1

Available Models

Integration Examples

Select Model

Free Tier Pricing & Limits

Rate Limit

Daily Quota

Use Cases

Limitations & Considerations

Community Hub

Quick Reactions

Add Discussion

Recent Activity

Suggest an Edit

Report an Issue

Ready to Get Started?