Thinking Machines

Tinker API

Managed training/fine-tuning and sampling API for open-weight language models, consumed through the official Tinker Python SDK and CLI. Supports SFT, RL, and distillation workflows, checkpoint management, and OpenAI- and Anthropic-compatible inference endpoints (beta).

GitHub

Documentation

📖
Documentation
https://tinker-docs.thinkingmachines.ai/
📖
APIReference
https://tinker-docs.thinkingmachines.ai/tinker/api-reference/
📖
Quickstart
https://tinker-docs.thinkingmachines.ai/tinker/quickstart/

Other Resources

🔗
Pricing
https://tinker-docs.thinkingmachines.ai/tinker/models/
🔗
APIsJSON
https://raw.githubusercontent.com/api-evangelist/thinking-machines/refs/heads/main/apis.yml

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API entry from apis.yml

apis.yml Raw ↑ 
name: Tinker API
description: Managed training/fine-tuning and sampling API for open-weight language models, consumed through
  the official Tinker Python SDK and CLI. Supports SFT, RL, and distillation workflows, checkpoint management,
  and OpenAI- and Anthropic-compatible inference endpoints (beta).
humanURL: https://tinker-docs.thinkingmachines.ai/
baseURL: https://tinker.thinkingmachines.ai
tags:
- Fine-Tuning
- LLM
- Inference
properties:
- type: Documentation
  url: https://tinker-docs.thinkingmachines.ai/
- type: APIReference
  url: https://tinker-docs.thinkingmachines.ai/tinker/api-reference/
- type: Quickstart
  url: https://tinker-docs.thinkingmachines.ai/tinker/quickstart/
- type: Pricing
  url: https://tinker-docs.thinkingmachines.ai/tinker/models/