R1
DeepSeek · released January 2025
R1 is a DeepSeek model with a 64K token context window — about 91 pages of text. It reads Text and replies in Text. It can show its reasoning before it answers.
$0.805
input / 1M tokens
$2.88
output / 1M tokens
64K
context — about 91 pages
0.63¢
a client proposal
Pricing
Billed from your Alyph wallet. Prices can change when the provider changes theirs — last checked August 9, 2026.
The numbers
Cost vs Token Amount
Drag the slider to adjust the split between input and output workload.
Adjust the ratio slider to change how output tokens influence the final price for equivalent workloads.
What a task costs
2K tokens in · 500 tokens out.
Your $5 welcome credit covers about 1,640 of these.
Compare R1
Closest in price on a typical task:
Questions, answered
How much does R1 cost on Alyph?
What is R1's context window?
Can R1 read images and files?
Does R1 show its reasoning?
Test R1 against Aion-2.0
One prompt, both models at the same time, the better answer wins. Free to start, with $5 of credit.