Kimi K2.7 Code vs Grok Build 0.1

Kimi K2.7 Code at $0.805 in and $4.03 out and Grok Build 0.1 at $1.15 in and $2.30 out — per million tokens, from the same wallet.

Kimi K2.7 Code

Moonshot AI

0.72¢

for a client proposal

$0.805 in · $4.03 out / 1M

262K context · released 2 months ago

Full page →

Grok Build 0.1

xAI

0.76¢

for a client proposal

$1.15 in · $2.30 out / 1M

256K context · released 3 months ago

Full page →

Asking all both at once — identical prompt, identical context — costs about 1.5¢ for a typical client proposal.

At a glance

Cheapest input: Kimi K2.7 Code at $0.805 per million tokens.
Cheapest output: Grok Build 0.1 at $2.30 per million tokens.
Largest context: Kimi K2.7 Code at 262K tokens — about 370 pages.

Cost per task

Estimated totals at the rates above. Solid bar is input, lighter bar is output.

Quick code fix

2K in · 500 out

Kimi K2.7 Code

0.36¢

Grok Build 0.1

0.34¢

Draft a client proposal from notes

5K in · 800 out

Kimi K2.7 Code

0.72¢

Grok Build 0.1

0.76¢

Context-heavy session (Alyph workspace)

155K in · 4K out

Kimi K2.7 Code

$0.14

Grok Build 0.1

$0.19

Analyze a 50-page legal contract

35K in · 1K out

Kimi K2.7 Code

3.2¢

Grok Build 0.1

4.3¢

Large architecture refactor

250K in · 3K out

Kimi K2.7 Code

$0.21

Grok Build 0.1

$0.59

Long-context rate applied at this input size.

Solid part of each bar is input tokens, the lighter part is output. Models that don’t fit a task are marked instead of priced.

Cost vs Token Amount

Drag the slider to adjust the split between input and output workload.

80% Input20% Output

Kimi K2.7 Code

Grok Build 0.1

Adjust the ratio slider to change how output tokens influence the final price for equivalent workloads.

Pricing

Kimi K2.7 Code

Grok Build 0.1

Input / 1M tokens

$0.805

$1.15

Output / 1M tokens

$4.03

$2.30

Cached input / 1M

$0.172

$0.230

Web search

—

0.57¢ / search

Specs

Kimi K2.7 Code

Grok Build 0.1

Provider

Moonshot AI

xAI

Released

2 months ago

3 months ago

Context window

262K

256K

Max output

262K

—

Input

Text and Images

Text, Images, and Files

Output

Text

Reasoning

Shows its thinking

Knowledge cutoff

—

Try it with real numbers

2K tokens in · 500 tokens out.

Kimi K2.7 Code

Moonshot AI

0.36¢

for this task

44% input · 56% output

Full pricing →

Grok Build 0.1

xAI

0.34¢

for this task

67% input · 33% output

Full pricing →

All 2, same prompt and context: 0.71¢. That is the entire cost of the comparison.

Your $5 welcome credit covers about 706 of these.

Which should you pick?

For long documents, Kimi K2.7 Code has the largest context window here — 262K tokens.

On price, Kimi K2.7 Code is the cheapest of the two on a typical task, at about 0.72¢.

Or don’t pick. Send the identical prompt to all both, read the answers side by side, and keep the winner. How to run a fair bake-off →

Kimi K2.7 Code pricing →Grok Build 0.1 pricing →Add Lyria 3 Clip Preview Add Grok 4.20

Questions, answered

Which is cheaper, Kimi K2.7 Code or Grok Build 0.1?

On a typical client proposal (5K tokens in, 800 out): Kimi K2.7 Code at 0.72¢; Grok Build 0.1 at 0.76¢. Long prompts can change the order when long-context rates apply.

Which has the largest context window?

Kimi K2.7 Code — 262K tokens, about 370 pages.

Can I run Kimi K2.7 Code and Grok Build 0.1 side by side on Alyph?

Yes — that is what Alyph is built for: the identical prompt with identical context to all 2, answers rendered side by side, billed from one wallet. This exact combination costs about 1.5¢ for a typical task.

Ask both at once

Identical prompt, identical context, answers side by side — about 1.5¢ for a typical client proposal. Free to start, with $5 of credit.