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Comparison · 2 models · Updated Oct 4, 2026

Qwen3.5 122B-A10B vs Kimi K2 Thinking

Qwen3.5 122B-A10B comes out ahead, 58 to 42 on our weighted score.

  1. Our pick

    Alibaba (Qwen)

    Qwen3.5 122B-A10B

    Released Feb 23, 2026

    58/100
    • ECI—
    • Price$0.40 / $3.20
    • Context262K
  2. Moonshot AI

    Kimi K2 Thinking

    Released Nov 6, 2025

    42/100
    • ECI146.0
    • Price$0.60 / $2.50
    • Context262K
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    Make it a three-way comparison.

01 — Verdict

Qwen3.5 122B-A10B is our pick

Qwen3.5 122B-A10B is the better all-round choice, scoring 58/100 against Kimi K2 Thinking (42). It leads on inputs & features. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.

  • CapabilityNot enough dataNo independent benchmark covers every model here yet
  • Lowest priceKimi K2 ThinkingKimi K2 Thinking $1.07 · Qwen3.5 122B-A10B $1.10 per 1M tokens (3:1 blend)
  • Longest contextAbout the sameQwen3.5 122B-A10B 262,144 · Kimi K2 Thinking 262,144 tokens
  • Widest inputsQwen3.5 122B-A10BQwen3.5 122B-A10B: Text, Images, Audio, Video · Kimi K2 Thinking: Text
  • Self-hostingAll open weightsEvery model here can be downloaded and run on your own hardware
How the score is built
MeasureWeightQwen3.5 122B-A10BKimi K2 Thinking
Price50%4848
Inputs & features30%9035
Context window20%3737
Overall100%58/10042/100

Left out because at least one model lacks the data: capability. The remaining weights were rescaled.

02 — Side by side

Every spec in one table

Highlighted cells lead their row. Dashes mean the data is not published.

Qwen3.5 122B-A10B vs Kimi K2 Thinking specifications side by side
SpecificationQwen3.5 122B-A10BAlibaba (Qwen)Kimi K2 ThinkingMoonshot AI
Capability
Capabilities Index (ECI)—146.0
ECI rank—#72 of 148
GPQA DiamondGraduate-level science questions—84.2%
OTIS Mock AIME 2024–2025Competition mathematics—83.1%
Price per million tokens
Input$0.40 (best)$0.60
Output$3.20$2.50 (best)
Cached input——
Blended (3:1)$1.10$1.07 (best)
Long-context rateSame rateSame rate
Price sourceOfficial Alibaba APIMedian of 10 providers
Limits
Context window262,144 tokens262,144 tokens
Max output65,536 tokens262,144 tokens (best)
Inputs and features
TextYesYes
ImagesYesNo
PDFsNoNo
AudioYesNo
VideoYesNo
ReasoningYesYes
Tool callingYesYes
Structured outputYesNo
Availability
WeightsOpenOpen
API model IDqwen3.5-122b-a10b—
API providers19 (best)10
ReleasedFeb 23, 2026Nov 6, 2025
Knowledge cutoff—Aug 2024
03 — Cost

What would a month cost?

Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.

  • Qwen3.5 122B-A10B$10.40
  • Kimi K2 Thinking$11.00
04 — Questions

Which should you choose?

Which is better: Qwen3.5 122B-A10B or Kimi K2 Thinking?

Qwen3.5 122B-A10B is the better all-round choice, scoring 58/100 against Kimi K2 Thinking (42). It leads on inputs & features. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.

Which is cheaper, Qwen3.5 122B-A10B or Kimi K2 Thinking?

Kimi K2 Thinking is cheaper at $0.60 input / $2.50 output per million tokens (median across 10 API providers). Qwen3.5 122B-A10B costs $0.40 input / $3.20 output per million tokens (official Alibaba API price). At a typical mix of three input tokens to one output token, that is $1.07 per million tokens for Kimi K2 Thinking versus $1.10 for Qwen3.5 122B-A10B (1× as much).

Which scores higher on benchmarks?

There is no independent benchmark that covers both models yet. Qwen3.5 122B-A10B has not been scored yet and Kimi K2 Thinking has an ECI of 146.0.

Which is better for coding?

There are no published SWE-bench Verified results for Qwen3.5 122B-A10B and Kimi K2 Thinking yet, so there is no like-for-like coding score. Test both on a sample of your own tasks. Both support tool calling for agent workflows.

Which has the bigger context window?

Qwen3.5 122B-A10B and Kimi K2 Thinking share the same 262,144-token context window. Maximum output per response: Qwen3.5 122B-A10B up to 65,536, Kimi K2 Thinking up to 262,144 tokens.

Which can read images, PDFs, audio or video?

Qwen3.5 122B-A10B accepts text, images, audio and video; Kimi K2 Thinking accepts text. Qwen3.5 122B-A10B handles the widest range of inputs.

Are any of these open source?

Yes, both publish their weights, so you can self-host them.

Which is newer?

Qwen3.5 122B-A10B is the newest, released Feb 23, 2026. Kimi K2 Thinking came out Nov 6, 2025. Knowledge cutoff: Kimi K2 Thinking Aug 2024.

How do you decide the winner?

Each model gets a 0–100 score on capability (50%, independent benchmark results); price (25%, blended price per million tokens (3 input : 1 output), log scale); inputs & features (15%, image, PDF, audio and video input, tool calling, structured output and reasoning); context window (10%, maximum tokens per request, log scale). Dimensions missing for any model are dropped and the remaining weights rescaled, so every model is judged on the same evidence. Specs and prices come from public model listings and the labs’ own API pages; capability scores come from independent benchmark runs. Data updated Oct 4, 2026.