opencheap.si
Credits

NVIDIA Nemotron 3 Nano 30B

NVIDIA's Nemotron 3 Nano is the smallest Nemotron 3 model, an open MoE with 30B total and about 3.5B active parameters. It mixes Mamba-2 and attention layers, works in text, and reasons by default with an off switch, for agents and chat.

Price
Free10 requests a minute and 200 a day per key
Context
262K tokens

API

curl https://api.opencheap.si/v1/chat/completions \
  -H "Authorization: Bearer $OPENCHEAP_API_KEY" -H "Content-Type: application/json" \
  -d '{ "model": "opencheap/nemotron-3-nano-30b-a3b", "messages": [{ "role": "user", "content": "Hi" }] }'