Tinker
Fine-tune language models with supervised learning or reinforcement learning while a managed service runs the training infrastructure.
At a glance
- Good for
- Customize a language model · Train task-specific agents
- Starting access
- An account and developer integration are required.
Platforms
API, Web, Python SDK
Common questions
Is Tinker free?
No. This listing is marked paid. A numeric price is not published here.
What platforms does Tinker run on?
Tinker lists API, Web, Python SDK.
Who makes Tinker?
Thinking Machines Lab publishes Tinker.
When was Tinker last reviewed?
Official sources were reviewed on 2026-10-20.
What is Tinker?
Fine-tune language models with supervised learning or reinforcement learning while a managed service runs the training infrastructure.
Plans, access & official sources
Capabilities
Managed model fine-tuning · Supervised learning and reinforcement learning · Checkpoint management · Sampling and evaluation APIs
- Pricing
- Paid
- Access
- API, Web, Python SDK
An account and developer integration are required. Training and sampling are billed by token usage, with separate checkpoint-storage charges. Inkling serverless inference is beta; intensive production access has a separate waitlist. Check current models and rates before starting a run.
Review scope & sources
Provider information reviewed; this is not a hands-on product evaluation.
Official links are shown in the Official sources section above.
Catalog details are informational, not a performance ranking. How we review.