Why Choose Official Free Tiers?

Many developers rely on third-party aggregators for free tokens, but official channels are often more stable, have lower latency, and provide early access to new models. In 2026, major LLM providers still offer free tiers, typically as trial credits or monthly free quotas. This guide breaks down how to claim these perks directly from official sources.

Step-by-Step Guide

1. OpenAI Free Tier

  • Eligibility: New users, phone verification (in some regions) and payment method (verification only, no charge).
  • How to claim: Visit OpenAI Platform, sign up, and go to Billing. New accounts often receive about $5 in free credits, valid for ~3 months. Availability varies by region and risk control.
  • Limits: Free credits apply to select models (e.g., GPT-3.5 Turbo) with lower rate limits.
  • Steps: Register → Verify phone → Add credit card (pre-auth) → Check Usage page for remaining credits.

2. Anthropic (Claude) Free Tier

  • Eligibility: New developer accounts, email and phone verification.
  • How to claim: Visit Anthropic Console, sign up, and go to Plans & Billing. New users typically get about $5 in free credits, valid for ~1 month.
  • Limits: Only Claude 3 series models, lower rate limits.
  • Steps: Register → Verify email → Add payment method (optional) → Check Usage.

3. Google AI (Gemini) Free Tier

  • Eligibility: Google account, no credit card required.
  • How to claim: Visit Google AI Studio, use Gemini API directly. Google offers a permanent free tier with monthly quotas (e.g., Gemini 1.5 Flash: 15 RPM, 1500 requests per day).
  • Limits: Limited rate and quota, data may be used to improve services.
  • Steps: Sign in with Google → Create API Key → Call directly in AI Studio.

4. Cohere Free Tier

  • Eligibility: Developer account, email verification.
  • How to claim: Visit Cohere Dashboard, sign up and automatically get free trial credits, typically 1 million tokens per month for Command models.
  • Limits: Non-commercial use only, 100 calls per minute.
  • Steps: Register → Verify email → Get API Key → Test in Playground.

5. Mistral AI Free Tier

  • Eligibility: Account registration, email and phone verification.
  • How to claim: Visit Mistral Console, new users get free trial credits, amount varies by region, usually around €5.
  • Limits: Select models only, valid for ~1 month.
  • Steps: Register → Verify → Check Billing for credits.

Important Notes

  • Regional restrictions: Some providers (e.g., OpenAI, Anthropic) do not offer free tiers in certain countries; you may need a supported payment method or phone number.
  • Expiration: Free credits often expire in 1-3 months; use them promptly.
  • Rate limits: Free tiers have strict RPM/TPM limits, not suitable for high-concurrency production.
  • Data privacy: Free tiers may allow providers to use your data for model improvement; avoid sensitive data.
  • Account risk control: Multiple accounts may trigger risk control and revoke credits; one account per user is recommended.

Use Cases

  • Personal learning & experiments: Quickly validate ideas without cost.
  • Prototyping: Test model performance in early project stages.
  • Low-traffic apps: Monthly free quotas suffice for personal blogs or small tools.
  • Model comparison: Use multiple free tiers to benchmark different models.

FAQ

Q: Do free tiers require a credit card?

A: Some providers (e.g., OpenAI) require a card for verification but won't charge; Google AI and Cohere usually don't.

Q: Will I be charged after free credits run out?

A: Usually not, unless you upgrade to a paid plan. Set usage alerts to be safe.

Q: Can I claim multiple free tiers?

A: Yes, but comply with each platform's terms to avoid abuse.

Q: Which models are supported?

A: Typically older or lightweight models, such as GPT-3.5 Turbo, Claude 3 Haiku, Gemini 1.5 Flash.

Summary

Official free tiers are the best way to start AI projects at zero cost. Although limited, they are sufficient for learning, prototyping, and low-traffic apps. Prioritize Google AI and Cohere (no credit card needed), then add others as needed. Always check expiration dates and use credits promptly.