T
Thinking Machines API pricing
As of October 21, 2026, the Thinking Machines API prices run from $1.20 to $4.05 per million output tokens across 2 models, as listed on OpenRouter. Inkling Small is the cheapest paid model at $0.45 input and $1.20 output per million tokens, and Inkling the most expensive at $1.00 input and $4.05 output.
Inkling ranks first among Thinking Machines models in our Vibe Coding Index, at 49.7 on 2 benchmarks. 2 of 2 Thinking Machines models have any benchmark score. Cost per solved task is known for 2 of 2 models.
| Model | Input $/Mtok | Output $/Mtok | Context | Evidence | Index | Cost per solved task |
|---|---|---|---|---|---|---|
| Inkling Small | $0.45 | $1.20 | 524K | 29.9 | $0.16 | |
| Inkling | $1.00 | $4.05 | 524K | 49.7 | $0.76 |
Price changes
No price change recorded since we started tracking on October 15, 2026. We keep a snapshot of every OpenRouter price each time the data refreshes, and a change appears here the day it happens.