# Thinking Machines Models via Hanzo AI — 5 models > Access all 5 Thinking Machines models through Hanzo's OpenAI-compatible API. Single API key, unified billing, no rate limit juggling. [Models](https://hanzo.ai/models)/Thinking Machines T # Thinking Machines Models via Hanzo AI 5 models available Access all 5 Thinking Machines models through Hanzo's OpenAI-compatible API. Single API key, unified billing, no rate limit juggling. [Get API Access](https://hanzo.ai/signup)[API Docs](https://docs.hanzo.ai) [Thinking Machines: Inkling1MInkling is an open-weight multimodal mixture-of-experts model from Thinking Machines Lab, with 41B active parameters out of 975B total. It is designed for general-purpose reasoning, coding, agentic and tool-use systems,...text](https://hanzo.ai/models/thinkingmachines/inkling)[Thinking Machines: Inkling Small1MInkling Small is an open-weight multimodal mixture-of-experts model from Thinking Machines Lab, with 12B active parameters out of 276B total. It is positioned as the smaller, more efficient member of...text](https://hanzo.ai/models/thinkingmachines/inkling-small)[Thinking Machines: Inkling Small (free)1MInkling Small is an open-weight multimodal mixture-of-experts model from Thinking Machines Lab, with 12B active parameters out of 276B total. It is positioned as the smaller, more efficient member of...text](https://hanzo.ai/models/thinkingmachines/inkling-small:free)[Thinking Machines: Inkling (batch)524KInkling is an open-weight multimodal mixture-of-experts model from Thinking Machines Lab, with 41B active parameters out of 975B total. It is designed for general-purpose reasoning, coding, agentic and tool-use systems,...text](https://hanzo.ai/models/thinkingmachines/inkling:batch)[Thinking Machines: Inkling (free)1MInkling is an open-weight multimodal mixture-of-experts model from Thinking Machines Lab, with 41B active parameters out of 975B total. It is designed for general-purpose reasoning, coding, agentic and tool-use systems,...text](https://hanzo.ai/models/thinkingmachines/inkling:free) ## Use Thinking Machines models via Hanzo One API key. Unified billing. OpenAI-compatible. Works with every existing SDK. [Start Free](https://hanzo.ai/signup)[Browse All Models](https://hanzo.ai/models)