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Credits

Zhipu: GLM 4.5 Air

GLM-4.5 Air is the compact sibling of Zhipu AI's GLM-4.5, an open-weight MoE with 106B total and 12B active parameters. It is MIT-licensed and offers both a thinking mode and a direct-answer mode for agent and coding work.

Price
Free10 requests a minute and 200 a day per key
Context
131K tokens

API

curl https://api.opencheap.si/v1/chat/completions \
  -H "Authorization: Bearer $OPENCHEAP_API_KEY" -H "Content-Type: application/json" \
  -d '{ "model": "opencheap/glm-4.5-air", "messages": [{ "role": "user", "content": "Hi" }] }'