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Comparison · 2 models · Updated Nov 2, 2026

Qwen3 Coder Flash vs Codestral 25.08

Qwen3 Coder Flash comes out ahead, 51 to 47 on our weighted score, though Codestral 25.08 is 25% cheaper per token.

  1. Our pick

    Alibaba (Qwen)

    Qwen3 Coder Flash

    Released Jul 28, 2025

    51/100
    • ECI—
    • Price$0.30 / $1.50
    • Context1M
  2. Mistral AI

    Codestral 25.08

    Released Jul 30, 2025

    47/100
    • ECI—
    • Price$0.30 / $0.90
    • Context128K
  3. Add a model

    Make it a three-way comparison.

01 — Verdict

Qwen3 Coder Flash is our pick

Qwen3 Coder Flash is the better all-round choice, scoring 51/100 against Codestral 25.08 (47). It leads on context window. Codestral 25.08 wins on price. 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 priceCodestral 25.08Codestral 25.08 $0.45 · Qwen3 Coder Flash $0.60 per 1M tokens (3:1 blend)
  • Longest contextQwen3 Coder FlashQwen3 Coder Flash 1,000,000 · Codestral 25.08 128,000 tokens
  • Widest inputsSame inputsQwen3 Coder Flash: Text · Codestral 25.08: Text
  • Self-hostingNo open weightsBoth are available only through APIs
How the score is built
MeasureWeightQwen3 Coder FlashCodestral 25.08
Price50%5864
Inputs & features30%3535
Context window20%6024
Overall100%51/10047/100

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 Coder Flash vs Codestral 25.08 specifications side by side
SpecificationQwen3 Coder FlashAlibaba (Qwen)Codestral 25.08Mistral AI
Capability
Capabilities Index (ECI)——
ECI rank——
Price per million tokens
Input$0.30$0.30
Output$1.50$0.90 (best)
Cached input$0.06$0.03 (best)
Blended (3:1)$0.60$0.45 (best)
Long-context rateOver 32K: $0.50 / $2.50Same rate
Price sourceOfficial Alibaba APIOfficial Mistral API
Limits
Context window1,000,000 tokens (best)128,000 tokens
Max output65,536 tokens (best)8,192 tokens
Inputs and features
TextYesYes
ImagesNoNo
PDFsNoNo
AudioNoNo
VideoNoNo
ReasoningNoNo
Tool callingYesYes
Structured outputYesYes
Availability
WeightsProprietaryProprietary
API model IDqwen3-coder-flashcodestral-2508
API providers1011 (best)
ReleasedJul 28, 2025Jul 30, 2025
Knowledge cutoffApr 2025—
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 Coder Flash$6.00
  • Codestral 25.08$4.80
04 — Questions

Which should you choose?

Which is better: Qwen3 Coder Flash or Codestral 25.08?

Qwen3 Coder Flash is the better all-round choice, scoring 51/100 against Codestral 25.08 (47). It leads on context window. Codestral 25.08 wins on price. 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 Coder Flash or Codestral 25.08?

Codestral 25.08 is cheaper at $0.30 input / $0.90 output per million tokens (official Mistral API price). Qwen3 Coder Flash costs $0.30 input / $1.50 output per million tokens (official Alibaba API price). At a typical mix of three input tokens to one output token, that is $0.45 per million tokens for Codestral 25.08 versus $0.60 for Qwen3 Coder Flash (1.3× as much).

Which scores higher on benchmarks?

There is no independent benchmark that covers both models yet. Qwen3 Coder Flash has not been scored yet and Codestral 25.08 has not been scored yet.

Which is better for coding?

There are no published SWE-bench Verified results for Qwen3 Coder Flash and Codestral 25.08 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 Coder Flash has the largest context window at 1,000,000 tokens, against 128,000 for Codestral 25.08. Maximum output per response: Qwen3 Coder Flash up to 65,536, Codestral 25.08 up to 8,192 tokens.

Which can read images, PDFs, audio or video?

Qwen3 Coder Flash accepts text; Codestral 25.08 accepts text. They handle the same number of input types.

Are any of these open source?

No. Qwen3 Coder Flash and Codestral 25.08 are proprietary and only available through APIs and apps.

Which is newer?

Codestral 25.08 is the newest, released Jul 30, 2025. Qwen3 Coder Flash came out Jul 28, 2025. Knowledge cutoff: Qwen3 Coder Flash Apr 2025.

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 Nov 2, 2026.