mnfst / awesome-free-llm-apis

LLM APIs with permanent free tiers for text inference. 
 All endpoints are OpenAI SDK-compatible unless noted. Each link points to the provider's API key page. 
 All of those free LLM APIs are available at manifest.build - make reliable agents. 
## Contents
- Provider APIs
- Inference providers
- Glossary
## Provider APIs
APIs run by the companies that train or fine-tune the models themselves.
### Aion Labs 🇮🇱
Permanent free tier, no credit card required. 15 RPM, 20K tokens/day. Specialized for roleplay and storytelling.
Base URL: `https://api.aionlabs.ai/v1`
| Model Name | Context | Max Output | Modality | Rate Limit |
| -------------------------------- | ------- | ---------- | ---------------- | --------------- |
| `aion-labs/aion-2.0` | 128K | 32K | Text (reasoning) | 15 RPM, 20K TPD |
| `aion-labs/aion-rp-llama-3.1-8b` | 32K | 32K | Text | 15 RPM, 20K TPD |
| `aion-labs/aion-3.0` | 128K | 32K | Text (reasoning) | 15 RPM, 20K TPD |
| `aion-labs/aion-3.0-mini` | 128K | 32K | Text (reasoning) | 15 RPM, 20K TPD |
### Cohere 🇨🇦
Free "Trial" API key, no credit card. 1,000 API calls/month. Non-commercial use only.
Base URL: `https://api.cohere.com/v2`
| Model Name | Context | Max Output | Modality | Rate Limit |
| ------------------- | ------- | ---------- | ---------------- | ---------- |
| Command A+ (218B) | 128K | 64K | Text + Image | 20 RPM |
| Command A (111B) | 256K | 8K | Text | 20 RPM |
| Command R+ | 128K | 4K | Text | 20 RPM |
| Command R | 128K | 4K | Text | 20 RPM |
| Command R7B | 128K | 4K | Text | 20 RPM |
| Command A Reasoning | 256K | 32K | Text (reasoning) | 20 RPM |
| Command A Translate | 8K | 8K | Text | 20 RPM |
| Command A Vision | 128K | 8K | Text + Image | 20 RPM |
| Command R7B Arabic | 128K | ~4K | Text | 20 RPM |
| Aya Expanse 32B | 128K | 4K | Text | 20 RPM |
| Aya Vision 32B | 16K | 4K | Text + Image | 20 RPM |
### Google Gemini 🇺🇸
Free tier, no credit card. Free-tier prompts may be used by Google to improve products. [^1]
Base URL: `https://generativelanguage.googleapis.com/v1beta`
| Model Name | Context | Max Output | Modality | Rate Limit |
| --------------------- | ------- | ---------- | ---------------------------- | ----------------- |
| Gemini 3.8 Flash | 1M | 65K | Text + Image + Audio + Video | — |
| Gemini 3.7 Flash | 1M | 65K | Text + Image + Audio + Video | — |
| Gemini 3.6 Flash | 1M | 65K | Text + Image + Audio + Video | 15 RPM, 1,500 RPD |
| Gemini 3.5 Flash | 1M | 65K | Text + Image + Audio + Video | 15 RPM, 1,500 RPD |
| Gemini 3.5 Flash-Lite | 1M | 65K | Text + Image + Audio + Video | 30 RPM, 1,500 RPD |
| Gemini 3.1 Flash-Lite | 1M | 65K | Text + Image + Audio + Video | 30 RPM, 1,500 RPD |
| Gemini 2.5 Flash | 1M | 65K | Text + Image + Audio + Video | 15 RPM, 1,500 RPD |
| Gemini 2.5 Flash-Lite | 1M | 65K | Text + Image + Audio + Video | 30 RPM, 1,500 RPD |
| Gemini 2.5 Pro | 1M | 65K | Text + Image + Audio + Video | 5 RPM, 50 RPD |
| Gemma 4 31B | 256K | 32K | Text | — |
| Gemma 4 26B A4B | 256K | 3