Pricing

Start free.Pay as it thinks.

One model, three ways to use it. Every plan gets the full two-million-token context and the same weights.

100k
Free tokens a day
$3 / 1M
Input
$15 / 1M
Output
Plans

Pay for whatit reads and writes.

Thinking tokens are billed as output. Set a budget per request and it will never go over.

Research preview
Free
For individuals and academic labs.
100k tokens a day
Full model, 2M context
Community support
Team
Most teams
$264
a month for 40M tokens
$3 per 1M input tokens
$15 per 1M output tokens
Thinking budgets up to 30 min
99.9% uptime SLA
Enterprise
Custom
For regulated and high-volume workloads.
Reserved capacity
Private deployment in your cloud
Zero data retention
Named research contact
Compare plans

Every plan,side by side.

Research preview
Team
Enterprise
Daily tokens
100k
Unlimited
Unlimited
Context window
2M
2M
2M
Max thinking budget
5 min
30 min
Custom
Rate limit
20 req/min
2,000 req/min
Reserved
Zero data retention
—
On request
Default
Private deployment
—
—
Yes
SSO and audit logs
—
Yes
Yes
Support
Community
Email, 1 business day
Named research contact
Billing

Money,explained.

Roughly three quarters of a word. Input is what you send and attach; output is the answer plus any thinking.

Yes. Set a monthly limit in the console and a thinking budget per request. Neither is ever exceeded.

No. The 100k free tokens reset every day at midnight UTC.

Yes. Verified labs and students get the Team plan at half price. Apply from the console.

Cards on Team, and invoicing in USD, EUR, GBP or CAD on Enterprise.

Start here

Ask it somethinghard.

Kerrfield
An independent research lab building models that reason before they answer.
© 2026 Kerrfield Research Ltd. · London · MontréalAll systems normal

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