Kimi K2 Thinking vs Morph V3 Fast

Kimi K2 Thinking at $0.690 in and $2.88 out and Morph V3 Fast at $0.920 in and $1.38 out — per million tokens, from the same wallet.

Kimi K2 Thinking

Moonshot AI

0.57¢

for a client proposal

$0.690 in · $2.88 out / 1M

262K context · released November 2025

Full page →

Morph V3 Fast

Morph

0.57¢

for a client proposal

$0.920 in · $1.38 out / 1M

82K context · released July 2025

Full page →

Asking all both at once — identical prompt, identical context — costs about 1.1¢ for a typical client proposal.

At a glance

Cheapest input: Kimi K2 Thinking at $0.690 per million tokens.
Cheapest output: Morph V3 Fast at $1.38 per million tokens.
Largest context: Kimi K2 Thinking 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 Thinking

0.28¢

Morph V3 Fast

0.25¢

Draft a client proposal from notes

5K in · 800 out

Kimi K2 Thinking

0.57¢

Morph V3 Fast

0.57¢

Context-heavy session (Alyph workspace)

155K in · 4K out

Kimi K2 Thinking

$0.12

Morph V3 Fast

needs 155K ctx

Analyze a 50-page legal contract

35K in · 1K out

Kimi K2 Thinking

2.7¢

Morph V3 Fast

3.4¢

Large architecture refactor

250K in · 3K out

Kimi K2 Thinking

$0.18

Morph V3 Fast

needs 250K ctx

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 Thinking

Morph V3 Fast

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

Pricing

Kimi K2 Thinking

Morph V3 Fast

Input / 1M tokens

$0.690

$0.920

Output / 1M tokens

$2.88

$1.38

Cached input / 1M

$0.172

—

Specs

Kimi K2 Thinking

Morph V3 Fast

Provider

Moonshot AI

Morph

Released

November 2025

July 2025

Context window

262K

82K

Max output

100K

38K

Input

Text

Output

Text

Reasoning

Shows its thinking

Answers directly

Knowledge cutoff

—

Try it with real numbers

2K tokens in · 500 tokens out.

Kimi K2 Thinking

Moonshot AI

0.28¢

for this task

49% input · 51% output

Full pricing →

Morph V3 Fast

Morph

0.25¢

for this task

73% input · 27% output

Full pricing →

All 2, same prompt and context: 0.53¢. That is the entire cost of the comparison.

Your $5 welcome credit covers about 935 of these.

Which should you pick?

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

On price, Morph V3 Fast is the cheapest of the two on a typical task, at about 0.57¢.

If you want to watch the model think, Kimi K2 Thinking shows reasoning; the other answers directly.

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 Thinking pricing →Morph V3 Fast pricing →Add Lyria 3 Clip Preview Add Grok 4.20

Questions, answered

Which is cheaper, Kimi K2 Thinking or Morph V3 Fast?

On a typical client proposal (5K tokens in, 800 out): Morph V3 Fast at 0.57¢; Kimi K2 Thinking at 0.57¢. Long prompts can change the order when long-context rates apply.

Which has the largest context window?

Kimi K2 Thinking — 262K tokens, about 370 pages.

Can I run Kimi K2 Thinking and Morph V3 Fast 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 1.1¢ for a typical task.

Ask both at once

Identical prompt, identical context, answers side by side — about 1.1¢ for a typical client proposal. Free to start, with $5 of credit.