Verified August 2026

Free API tiers

Compare request limits, model access, and card requirements before creating an account. These are third-party providers’ own offers, listed for comparison; they are not DiscountedTokens products and we do not control, endorse, or support their terms, limits, or availability.

Need paid capacity? →

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ProviderModelsFree limitCardTierDetails
Google Gemini APIGemini Flash1500 req/day · 10 RPMNofreeDetails →
GroqLlama 3.3 70B · GPT-OSS30 RPM · ~1k req/dayNofreeDetails →
Cerebrasgpt-oss-120b · zai-glm-4.75 RPM · ~1M tok/dayNofreeDetails →
OpenRouter50+ modelsseveral free modelsNofreeDetails →
NVIDIA NIMwide open + proprietaryfree prototypingNofreeDetails →
Claude (Anthropic)Sonnet 4.6 free via chatAPI trial creditsYestrialDetails →
OpenAIGPT-5 familydata-sharing tokensYestrialDetails →
Mistral La PlateformeMistral Small / Largetrial creditsYestrialDetails →
CohereCommand R / R+trial creditsYestrialDetails →
DeepSeekDeepSeek V4 (open)pay-as-you-go (cheap)YesopenDetails →
xAI GrokGrok (latest)limited free creditsYestrialDetails →
GitHub ModelsGPT · Llama · Mistral100+ models freeNofreeDetails →
Hugging Face Inferencethousands openrate-limited freeNofreeDetails →
Together AI100+ open modelssmall free creditsYestrialDetails →
Google Gemini APIfree

Gemini Flash · 1500 req/day · 10 RPM · No card

Groqfree

Llama 3.3 70B · GPT-OSS · 30 RPM · ~1k req/day · No card

Cerebrasfree

gpt-oss-120b · zai-glm-4.7 · 5 RPM · ~1M tok/day · No card

OpenRouterfree

50+ models · several free models · No card

NVIDIA NIMfree

wide open + proprietary · free prototyping · No card

Claude (Anthropic)trial

Sonnet 4.6 free via chat · API trial credits · Card required

OpenAItrial

GPT-5 family · data-sharing tokens · Card required

Mistral La Plateformetrial

Mistral Small / Large · trial credits · Card required

Coheretrial

Command R / R+ · trial credits · Card required

DeepSeekopen

DeepSeek V4 (open) · pay-as-you-go (cheap) · Card required

xAI Groktrial

Grok (latest) · limited free credits · Card required

GitHub Modelsfree

GPT · Llama · Mistral · 100+ models free · No card

Hugging Face Inferencefree

thousands open · rate-limited free · No card

Together AItrial

100+ open models · small free credits · Card required

When to switch

Free tiers are useful for prototypes and intermittent jobs. Prepaid access is more predictable once rate limits or model restrictions become the bottleneck.

Successful API requests are billed at the displayed token rates, metered to a fraction of a cent. Charges accumulate and are deducted from your prepaid balance in whole US cents, so a small request is not rounded up to a minimum charge.