SiliconFlow
info Notes
Permanently free models, no credit card required. Identity verification required. 100+ models in the catalog, most of them paid. []
key How to get API key
General steps — follow the official SiliconFlow page for exact details.
- Open the SiliconFlow API key page ↗
- Create a new account, or sign in if you already have one.
- Generate an API key from the dashboard or settings.
layers Available models 4
| Model | Capabilities | Context | Output | Rate limit |
|---|---|---|---|---|
`Qwen/Qwen3-8B`
`qwen/qwen3-8b` |
description
| 128K | — | 1,000 RPM, 50,000 TPM |
Qwen 3 8B
qwen-3-8b |
description
| 131K | — | Per-model caps after KYC |
Qwen 2.5 7B
qwen-2.5-7b |
description
| 131K | — | Per-model caps after KYC |
GLM 4 9B
glm-4-9b |
description
| 131K | — | Per-model caps after KYC |
help Frequently Asked Questions
SiliconFlow offers 4 free models.
The largest context window is 131,000 tokens.
The free tier is limited to Per-model caps after KYC.
No, SiliconFlow does not require a credit card for the free tier.