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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

Input
$0.805 per million tokens
Output
$2.88 per million tokens

Billed from your Alyph wallet. Prices can change when the provider changes theirs — last checked August 9, 2026.

The numbers

Provider
Released
January 2025 (2025-01-20)
Context window
64K tokens — about 91 pages
Max output
16K tokens per reply
Input
Text
Output
Text
Reasoning
Shows its thinking before answering
Knowledge cutoff
2024-07-31

Cost vs Token Amount

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R1

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What a task costs

2K tokens in · 500 tokens out.

R1

DeepSeek

0.3¢

for this task

53% input · 47% output

Full pricing →

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?

R1 costs $0.805 per million input tokens and $2.88 per million output tokens on Alyph. A typical task — 5K tokens in, 800 out — works out to about 0.63¢. Billed from your Alyph wallet, with hard spending limits. Prices can change when the provider changes theirs; this page was last checked on August 9, 2026.

What is R1's context window?

64K tokens — about 91 pages. Replies can be up to 16K tokens long.

Can R1 read images and files?

R1 is text-only. The canvas still serializes uploads into plain text, so you can work with files — but it cannot see images.

Does R1 show its reasoning?

Yes. R1 can expose its thinking before the final answer, so you can watch how it got there.

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.