免费使用所有主流 AI —— 完整列表

@0x_kaize
ENGLISH1 month ago · Jun 15, 2026
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TL;DR

一份关于免费使用主流 AI 模型的综合指南,包含免费层级、试用额度、初创企业计划及学生优惠等列表,助您节省推理成本。

Almost everything is free, and some offer insane discounts. You can run nearly every major AI model at $0.

Nobody actually wants to pay $20/mo for Claude, ChatGPT etc.. On top of that, plenty of people spend $200/mo on a single model.

And most people do it on autopilot - never checking what's free.

Stack those subs up and you're burning $10,000+ a year - for inference you could be pulling for $0.

I put every legit way to get AI subs Free (or absurdly discounted) in one place.

Free Tiers - no card, no expiry

1. Google AI Studio

Gemini 2.5 Flash, Gemini 3 Flash, Gemma 3. 1,500 req/day, 1M context, multimodal - no card.

The most generous frontier access on the planet right now.

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Google AI Studio: free access plan

2. Groq

Llama 3.3 70B, Qwen, DeepSeek. ~6k tokens/min on LPU hardware at 300+ tokens/sec.

Nothing else comes close on latency - perfect for agents.

3. Cerebras

Llama 3.1 70B, Llama 3.3 70B. 1M tokens PER DAY at up to 2,000 tokens/sec.

Highest raw daily volume on the market.

4. NVIDIA NIM

120+ open models: DeepSeek R1, V3, Llama, Qwen - no card, only phone verification.

120 models for a year, FREE.

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These models can be easily connected to Hermes

5. OpenRouter

30+ FREE models through one API key. 50 req/day.

Best router when one provider isn't enough.

6. GitHub Models

GPT-5, GPT-4.1, GPT-4o, o4-mini, Llama. Limits tied to your Copilot tier.

The only legal way to touch frontier OpenAI models without a credit card.

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A catalog and playground of AI models to help you build AI features and products.

7. Mistral La Plateforme

8. Cloudflare Workers AI

9. Cohere

Honest limitation: free tiers almost always mean your prompts go into training data. Keep production user data OFF these endpoints. That's exactly what the paid tier is buying you - privacy.

Instant Trial Credits - sign up & get money

10. OpenAI - $5 in credits on signup.

11. Anthropic - $5 in credits on signup.

12. xAI Grok - $25 + $150/mo recurring via data-sharing program.

13. Together AI - up to $100.

14. Mistral - trial credits on signup.

15. SambaNova - $5, 30-day expiry.

Builder & Startup Programs

**16. OpenAI Codex for Open Source

**

~$1,200 (6 months of ChatGPT Pro + Codex). Hobby projects qualify.

Easiest $1,200 you'll ever claim if you have ANY GitHub activity.

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All you need to do is register your GitHub repository

17. Anthropic Startup Program$1k to $100k in Claude credits.

No VC required for entry tier.

**18. OpenAI Startup / Grove / Ramp

**

Up to 50k+. Some routes need a VC, others don't.

19. Google for Startups - AI-First

Up to $350,000 in Cloud + Vertex AI credits.

The biggest single bag in the entire AI credit space.

20. NVIDIA Inception

DGX Cloud + NIM API credits.

21. Mistral / Together / Deepgram / AssemblyAI / Runway / ElevenLabs

$5k–$50k each. Stackable.

Full pool: 400k+

Apply to all of them - they don't talk to each other.

22. AWS Activate

$5k–$100k

Infra credits, not inference.

23. Microsoft for Startups$25k–$150k in Azure.

Also infra, also stacks.

Student Programs

These programs are one of the best and easiest ways for students to get a subscription completely free.

24. OpenAI Codex for Students - $100 in credits

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US/Canada students and .edu mail

25. Cursor Pro - 1 year free, worth $240.

26. Claude Pro - 50% off, $10/mo.

27. GitHub Copilot - free via GitHub Education.

28. GitHub Student Pack - 100+ tools bundled.

29. JetBrains IDEs - free (IntelliJ, PyCharm, WebStorm, all of them).

30. Replit Pro - free via GitHub Pack.

31. Perplexity Pro - 1 year free with .edu.

32. AWS Educate - Bedrock + Claude access.

33. Google Cloud for Education - credits + Vertex AI.

34. Microsoft Imagine - Azure + AI tools.

Subscription Discounts - Cursor, ChatGPT, Claude

The section nobody else writes properly. The paid subs you actually use day to day have discount paths most people miss.

35. Cursor Pro

  • 1 year FREE for students. Worth $240.
  • Go to cursor(.)com/students. SheerID verification with .edu.
  • Full Pro plan - $20/mo in model credits, extended Agent limits, frontier models (Claude, GPT, Gemini). Auto-renews at $20/mo after the year - set a calendar reminder.

For non-students: 14-day Pro trial, 50% off first month via referral codes, partial access through GitHub Student Pack.

The best deal in dev tooling right now.

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Many students pay for a subscription without realizing it

36. ChatGPT Plus / Pro

Worst news in this article. OpenAI's free Plus promo for US/Canada students ended in May 2025 and hasn't returned.

No public ChatGPT student discount as of June 2026.

Your options: wait for back-to-school season (Aug–Sep promos), apply for Codex for Open Source ($1,200), use the free tier hard, hit GPT-5 through GitHub Models for $0.

**37. Claude Pro

**

  • 50% off for verified students - $10/mo instead of $20
  • Go to claude(.)ai/students. SheerID verification with .edu. Discount applies automatically. Works in US + select international markets.

For non-students: annual billing saves 15% ($17/mo effective), Claude for Education if your university has it institutionally, or Anthropic Startup Program if you're building.

The single best frontier-model deal on the market right now.

The Claude Code Hack - Bonus

Anthropic doesn't run a permanent free Claude API tier.

But, Claude Code is open - point it at any OpenAI-compatible backend with one env var.

json
1export ANTHROPIC_BASE_URL=https://api.groq.com/openai/v1
2export ANTHROPIC_API_KEY=your_groq_key

Now you're running Claude Code on Llama 3.3 70B at 300 tokens/sec.

Works with NVIDIA NIM, OpenRouter, Groq, Cerebras.

Conclusion

If you're paying $200/mo for AI tools before you've maxed out the free side - you're funding someone else's marketing budget.

Stay tuned & Good luck :)

Don't forget to follow me.

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