KAT-Coder-Pro V2.5 vs Qwen3 Coder Plus

KAT-Coder-Pro V2.5 at $0.851 in and $3.40 out and Qwen3 Coder Plus at $0.748 in and $3.74 out — per million tokens, from the same wallet.

KAT-Coder-Pro V2.5

Kwaipilot

0.7¢

for a client proposal

$0.851 in · $3.40 out / 1M

256K context · released 1 month ago

Full page →

Qwen3 Coder Plus

Qwen

0.67¢

for a client proposal

$0.748 in · $3.74 out / 1M

1M context · released September 2025

Full page →

Asking all both at once — identical prompt, identical context — costs about 1.4¢ for a typical client proposal.

At a glance

Cheapest input: Qwen3 Coder Plus at $0.748 per million tokens.
Cheapest output: KAT-Coder-Pro V2.5 at $3.40 per million tokens.
Largest context: Qwen3 Coder Plus at 1M tokens — about 1,400 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

KAT-Coder-Pro V2.5

0.34¢

Qwen3 Coder Plus

0.34¢

Draft a client proposal from notes

5K in · 800 out

KAT-Coder-Pro V2.5

0.7¢

Qwen3 Coder Plus

0.67¢

Context-heavy session (Alyph workspace)

155K in · 4K out

KAT-Coder-Pro V2.5

$0.15

Qwen3 Coder Plus

$0.39

Long-context rate applied at this input size.

Analyze a 50-page legal contract

35K in · 1K out

KAT-Coder-Pro V2.5

3.3¢

Qwen3 Coder Plus

$0.05

Long-context rate applied at this input size.

Large architecture refactor

250K in · 3K out

KAT-Coder-Pro V2.5

$0.22

Qwen3 Coder Plus

$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

KAT-Coder-Pro V2.5

Qwen3 Coder Plus

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

Pricing

KAT-Coder-Pro V2.5

Qwen3 Coder Plus

Input / 1M tokens

$0.851

$0.748

Output / 1M tokens

$3.40

$3.74

Cached input / 1M

$0.172

$0.149

Specs

KAT-Coder-Pro V2.5

Qwen3 Coder Plus

Provider

Kwaipilot

Qwen

Released

1 month ago

September 2025

Context window

256K

Max output

80K

66K

Input

Text

Output

Text

Reasoning

Answers directly

Knowledge cutoff

—

2025-06-30

Try it with real numbers

2K tokens in · 500 tokens out.

KAT-Coder-Pro V2.5

Kwaipilot

0.34¢

for this task

50% input · 50% output

Full pricing →

Qwen3 Coder Plus

Qwen

0.34¢

for this task

44% input · 56% output

Full pricing →

All 2, same prompt and context: 0.68¢. That is the entire cost of the comparison.

Your $5 welcome credit covers about 738 of these.

Which should you pick?

For long documents, Qwen3 Coder Plus has the largest context window here — 1M tokens.

On price, Qwen3 Coder Plus is the cheapest of the two on a typical task, at about 0.67¢.

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 →

KAT-Coder-Pro V2.5 pricing →Qwen3 Coder Plus pricing →Add Lyria 3 Clip Preview Add Grok 4.20

Questions, answered

Which is cheaper, KAT-Coder-Pro V2.5 or Qwen3 Coder Plus?

On a typical client proposal (5K tokens in, 800 out): Qwen3 Coder Plus at 0.67¢; KAT-Coder-Pro V2.5 at 0.7¢. Long prompts can change the order when long-context rates apply.

Which has the largest context window?

Qwen3 Coder Plus — 1M tokens, about 1,400 pages.

Can I run KAT-Coder-Pro V2.5 and Qwen3 Coder Plus 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 1.4¢ for a typical task.

Ask both at once

Identical prompt, identical context, answers side by side — about 1.4¢ for a typical client proposal. Free to start, with $5 of credit.