Kimi K2.5 vs Qwen3.8 Max Prime

Pick up to 3 models · pricing, context and capabilities · simulate your product cost

Data updated on September 30, 2026· 217 models

MoonshotKimi K2.5

Kimi K2.5 is Moonshot AI's native multimodal model, delivering state-of-the-art visual coding capability and a self-directed agent swarm paradigm.

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Reasoning estimated
Speed estimated
Input
Output
Context
262 K tokens
Max output
▲236 K
Input, $ per 1M tokens
▲$0.450
Output, $ per 1M tokens
▲$2.25
Cache read, $ per 1M
$0.070
Batch (input / output)
—
Tool calling
Yes
Released
01/27/2026
Knowledge cutoff
2025-01
API id
moonshotai/kimi-k2.5
QwenMax Prime

Qwen3.8 Max Prime is a higher-throughput variant of Qwen3.8 Max from Alibaba's Qwen team, served as a separate SKU at a higher price point.

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Reasoning estimated
Speed estimated
Input
Output
Context
▲1 M tokens
Max output
131 K
Input, $ per 1M tokens
$4.00
Output, $ per 1M tokens
$12.00
Cache read, $ per 1M
$0.500
Batch (input / output)
—
Tool calling
Yes
Released
▲09/23/2026
Knowledge cutoff
—
API id
qwen/qwen3.8-max-prime
Third model (optional)
text image audio video PDF / file reasoning (1 to 5, estimated by family) speed (1 to 4, estimated by family)▲ best value among the selected

Which is the better API choice: Kimi K2.5 vs Qwen3.8 Max Prime?

  • Kimi K2.5: cheapest input (89% less than Qwen3.8 Max Prime)
  • Kimi K2.5: cheapest output
  • Qwen3.8 Max Prime: largest context (1 M)
  • Qwen3.8 Max Prime: the newest (09/23/2026)

Kimi K2.5 costs 89% less on input and 81% less on output than Qwen3.8 Max Prime ($0.450 / $2.25 versus $4.00 / $12.00 per million tokens). Qwen3.8 Max Prime accepts more context (1 M).

What would your product cost?

Estimate the monthly cost with your app's real volume. List prices, no cache or batch discounts.

Kimi K2.5
$15.75/mo
Qwen3.8 Max Prime
$108.00/mo

With Kimi K2.5 you save $92.25 a month versus Qwen3.8 Max Prime (85% less).

The 6 cheapest for this scenario (chat, last 12 months)

  1. 1Lyria 3 Pro Preview Google$0.00
  2. 2Lyria 3 Clip Preview Google$0.00
  3. 3Qwen3.7 Flash Qwen$0.97
  4. 4DeepSeek V4 Flash 0731 DeepSeek$1.55
  5. 5Ministral 3 3B 2512 Mistral$1.90
  6. 6Qwen3.5-Flash Qwen$2.02

Paste your prompt: tokens and cost per model

Rough estimate (about 4 characters per token). Nothing is sent to any server.

76tokens approx.287 characters

Cost of sending it 1,000 times (input only)

  1. 1Kimi K2.5 Moonshot$0.034
  2. 2Claude Sonnet 5.5 Anthropic$0.152
  3. 3Claude Sonnet 5 Anthropic$0.152
  4. 4Qwen3.8 Max Prime Qwen$0.304
  5. 5Claude Opus 5.5 Anthropic$0.304
  6. 6Claude Opus 5 Anthropic$0.380
  7. 7Claude Fable 5.1 Anthropic$0.760
  8. 8Claude Fable 5 Anthropic$0.760

Popular comparisons

Frequently asked questions

Which is the better API choice: Kimi K2.5 vs Qwen3.8 Max Prime?

Kimi K2.5 costs 89% less on input and 81% less on output than Qwen3.8 Max Prime ($0.450 / $2.25 versus $4.00 / $12.00 per million tokens). Qwen3.8 Max Prime accepts more context (1 M).

Which is cheaper: Kimi K2.5 and Qwen3.8 Max Prime?

Kimi K2.5 is cheaper: $0.450 per million input tokens and $2.25 per million output tokens, versus $4.00 / $12.00 for Qwen3.8 Max Prime.

Which has more context: Kimi K2.5 and Qwen3.8 Max Prime?

Qwen3.8 Max Prime accepts 1 M tokens of context; Kimi K2.5 accepts 262 K.

Which is newer: Kimi K2.5 and Qwen3.8 Max Prime?

Qwen3.8 Max Prime was released on 09/23/2026; Kimi K2.5 on 01/27/2026.

What would 10,000 requests a month cost with Kimi K2.5 and Qwen3.8 Max Prime?

With 1,500 input and 400 output tokens per request: Kimi K2.5: $15.75; Qwen3.8 Max Prime: $108.00 a month, at list price.

Where do the prices come from and how often are they updated?

From the public catalogs of OpenRouter, models.dev and LiteLLM, which publish each provider's list prices. They sync once a day and the last update date is shown above the comparison.

What does price per million tokens mean?

It is what the provider charges per million tokens you send (input) or the model generates (output). A token is roughly 4 characters. Output almost always costs more than input.

Sources: OpenRouter, models.dev and LiteLLM. Prices in USD per million tokens, list price, no volume discounts. Prompt tokens are an estimate; each provider's tokenizer may differ.