Last Updated: April 6, 2025 | 2025 实测有效
OpenAI has launched an exclusive opportunity for college students, providing two months of free access to ChatGPT Plus without any subscription costs. This comprehensive guide reveals all verified methods to access premium ChatGPT features in 2025, including student programs, mobile app trials, and cost-effective alternatives like the laozhang.ai API service.

Why ChatGPT Plus is Worth Getting (Even for Free)
ChatGPT Plus offers significant advantages over the free tier, making it extremely valuable for students, researchers, and professionals. With the premium subscription, users gain access to:
- GPT-4o Model: The most advanced AI model with enhanced reasoning, coding, and creative capabilities
- Priority Access: No waiting times during peak usage hours
- Higher Usage Limits: More messages per day without hitting rate limits
- Web Browsing: Access to real-time information from the internet
- DALL-E Image Generation: Create custom images directly in your chat
- GPT-4o Vision: Analyze and understand uploaded images
- Code Interpreter: Execute and analyze code in Python and other languages
For students working on research papers, coding projects, or creative endeavors, these premium features can dramatically enhance productivity and learning outcomes.
Method 1: Student Free Trial Program (2 Months Free)
OpenAI’s student program offers a full two-month free trial of ChatGPT Plus exclusively for college students in the US and Canada. Here’s the complete step-by-step process:

Eligibility Requirements
To qualify for the student free trial, you must:
- Be enrolled in an accredited college or university in the US or Canada
- Have an active .edu email address or be able to verify student status
- Claim the offer before the May 31, 2025 deadline
- Not have previously claimed a student trial with OpenAI
Step-by-Step Claiming Process
- Visit chatgpt.com/students from your web browser
- Sign in with your existing OpenAI account or create a new one
- Verify your student status using your .edu email address
- Complete the verification process (usually takes 1-2 minutes)
- Once verified, click the “Claim Free Trial” button
- No credit card information required!
After successful verification, your account will be upgraded to ChatGPT Plus for two months at no cost. The trial begins immediately upon activation.
International Student Expansion
The program has recently expanded to include students in Australia and Colombia. According to OpenAI’s help documentation, this is an experimental program that may expand to more countries over time.
Method 2: Mobile App Free Trial Option
For non-students, OpenAI occasionally offers free one-month trials through their mobile applications. This method is less predictable but worth checking regularly:

How to Access Mobile App Trials
- Download the official ChatGPT app from the App Store (iOS) or Google Play Store (Android)
- Create a new account or sign in to your existing account
- Look for promotional banners offering a free trial
- If available, follow the in-app instructions to claim your trial
- Note: Mobile app trials typically require adding a payment method
Method 3: Cost-Effective API Alternatives with laozhang.ai
For users seeking long-term access to advanced AI capabilities, the laozhang.ai API service provides a compelling alternative to ChatGPT Plus subscriptions, offering up to 82.5% cost savings.

Why Choose laozhang.ai API Service?
- Significant Cost Savings: Access GPT-4o, Claude, and Gemini at up to 82.5% lower cost than ChatGPT Plus
- Multi-Model Support: One API to access OpenAI, Anthropic, and Google models
- High Reliability: 99.9% uptime with redundant connections
- Free Credits for New Users: $5 in free credits to test the service
- Simple Integration: Drop-in replacement for existing OpenAI API code
Getting Started with laozhang.ai
Setting up with laozhang.ai is straightforward and can be completed in minutes:
- Register for an account at api.laozhang.ai/register/?aff_code=JnIT
- Receive your $5 in free credits automatically upon registration
- Generate your API key from the dashboard
- Use the API with your existing code by simply changing the API base URL
Code Example
Here’s a simple example of how to use the laozhang.ai API with Python:
import requests
import json
API_KEY = "your_laozhang_api_key"
API_URL = "https://api.laozhang.ai/v1/chat/completions"
headers = {
"Content-Type": "application/json",
"Authorization": f"Bearer {API_KEY}"
}
data = {
"model": "gpt-4o",
"messages": [
{"role": "system", "content": "You are a helpful assistant."},
{"role": "user", "content": "Hello!"}
]
}
response = requests.post(API_URL, headers=headers, data=json.dumps(data))
print(response.json())
This code is virtually identical to how you would use the official OpenAI API, making migration simple and straightforward.
Comprehensive Comparison of Free Trial Methods
Let’s compare all available methods for accessing ChatGPT Plus features:
Method | Duration | Eligibility | Credit Card Required | Access to GPT-4o | Cost Savings |
---|---|---|---|---|---|
Student Free Trial | 2 months | US/Canada students | No | Yes | $40 saved |
Mobile App Trial | 1 month | Any user (when available) | Yes | Yes | $20 saved |
laozhang.ai API | Unlimited | Anyone | For usage beyond free credits | Yes | Up to 82.5% ongoing |
ChatGPT Plus | Unlimited | Anyone | Yes | Yes | N/A (baseline) |
Additional Methods and Strategies
Method 4: OpenAI API Credits
New OpenAI accounts often receive initial API credits that can be used to access GPT-4o and other premium models through the API at pay-per-use rates, which can be more cost-effective than a full subscription for light usage.
Method 5: Educational Institution Access
Some educational institutions provide access to premium AI tools for their students and faculty. Check with your school’s IT department or library to see if they offer institutional access to ChatGPT Plus or similar services.
Method 6: Free Tier Optimization
While not technically a “free trial,” you can maximize the free tier by:
- Using more efficient prompting techniques
- Combining multiple queries into single requests
- Timing usage during off-peak hours for better availability
Method 7: Alternative AI Platforms
Consider other AI platforms that offer free access to advanced models:
- Google Gemini: Free access to Gemini Pro with Google account
- Claude.ai: Free tier with Claude 3.5 Sonnet access
- Perplexity AI: Free research-focused AI with web access
- Microsoft Copilot: Free tier with GPT-4 integration
Method 8: Community and Promotional Offers
Stay updated on:
- OpenAI’s social media channels for promotional announcements
- Tech communities and forums where trial codes are sometimes shared
- Special events and conferences where OpenAI might offer trial access
- Referral programs (when available)
Maximizing Your Free Trial Experience
Best Practices for Trial Period
- Document Your Use Cases: Keep track of how you use ChatGPT Plus to evaluate its value
- Explore All Features: Test web browsing, image generation, code interpretation, and voice mode
- Compare Performance: Contrast responses with the free tier to understand the difference
- Calculate ROI: Determine if the productivity gains justify the subscription cost
Preparing for Trial Expiration
- Set calendar reminders 3 days before expiration
- Export important conversation histories
- Evaluate whether laozhang.ai API might be more cost-effective for your needs
- Consider downgrading strategies if continuing isn’t financially viable
Frequently Asked Questions
Q1: Will my ChatGPT Plus trial automatically convert to a paid subscription?
A1: For student trials, no – they end automatically with no credit card required. For mobile app trials, yes – you must cancel before the trial period ends to avoid being charged.
Q2: Can I get multiple free trials with different accounts?
A2: OpenAI has systems in place to prevent this. Each student can only claim one free trial, and attempts to create multiple accounts may result in account suspension.
Q3: What happens to my data when my free trial ends?
A3: Your conversations and data remain in your account, but you lose access to premium features until you subscribe or find an alternative like laozhang.ai.
Q4: Is the student free trial available worldwide?
A4: Currently, the student offer is limited to the US, Canada, Australia, and Colombia. International students should check OpenAI’s website for regional offers or consider API alternatives.
Q5: How does laozhang.ai offer such significant discounts?
A5: By optimizing infrastructure, bulk purchasing of API access, and operating with lower overhead, laozhang.ai can pass along substantial savings to users while maintaining high-quality service.
Q6: Can I use laozhang.ai API for commercial projects?
A6: Yes, laozhang.ai API can be used for both personal and commercial projects, with the same usage policies as the original model providers.
Q7: What’s the difference between ChatGPT Plus and using the API?
A7: ChatGPT Plus provides a user-friendly interface with additional features like voice mode and DALL-E integration, while APIs offer more flexibility and potentially lower costs for developers and power users.
Q8: Are there any restrictions on student trial usage?
A8: Student trials include the same features as regular ChatGPT Plus subscriptions but are limited to personal, educational use and cannot be transferred or shared.
Cost Analysis: Free Trials vs. Long-term Solutions
Short-term Benefits (Free Trials)
- Student Trial (2 months): $40 in saved subscription costs
- Mobile Trial (1 month): $20 in saved subscription costs
- Risk-free evaluation: Test premium features without commitment
Long-term Considerations
- ChatGPT Plus: $240/year with usage limits
- Direct OpenAI API: ~$120/year for average usage
- laozhang.ai API: ~$42/year for equivalent usage (82.5% savings)
For most users, transitioning to a cost-effective API service like laozhang.ai after exhausting free trials provides the best long-term value proposition.
Security and Privacy Considerations
Official Trial Safety
- Always use official OpenAI channels for trial access
- Verify URLs before entering personal information
- Be cautious of third-party “trial generators” or similar services
API Service Security
When using services like laozhang.ai:
- Review their data handling and privacy policies
- Use secure API key management practices
- Monitor usage and costs regularly
- Understand data retention policies
Future of ChatGPT Plus Access
Expected Developments in 2025
- Expanded Student Programs: Likely expansion to more countries
- Educational Partnerships: More institutions offering access
- Flexible Pricing Models: Usage-based or tiered pricing options
- API Integration: Easier migration between subscription and API usage
Preparing for Changes
- Stay informed about OpenAI policy updates
- Maintain flexibility in your AI tool usage
- Consider multiple service providers to avoid vendor lock-in
- Monitor competitive developments in the AI space
Conclusion
The ChatGPT Plus free trial offers an excellent opportunity for students and other eligible users to experience premium AI capabilities without cost. With the student program providing two full months of free access and mobile trials offering one month, users have multiple pathways to explore advanced AI features.
For those seeking long-term access after trials expire, the laozhang.ai API service provides a cost-effective alternative with equivalent functionality at up to 82.5% savings compared to traditional subscriptions.
Whether you’re a student taking advantage of the educational program, a mobile user checking for promotional offers, or a developer looking to integrate advanced AI into your applications, you now have multiple verified methods to access cutting-edge AI technology at minimal or no cost.
Updates Log
┌─ Update Record ──────────────────────────┐ │ 2025-04-06: Published initial guide │ │ 2025-04-06: Verified student trial terms │ │ 2025-04-06: Added laozhang.ai API details│ │ 2025-04-06: Confirmed international expansion│ └─────────────────────────────────────────┘