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Comparison · 3 models · Updated Oct 4, 2026

Gemini 2.5 Computer Use Preview vs GPT-5-Codex vs Trendyol Asure 12B

Trendyol Asure 12B comes out ahead, 54 to 42 and 35 on our weighted score, and it is the cheaper option too.

  1. Google

    Gemini 2.5 Computer Use Preview

    Released Oct 7, 2025

    35/100
    • ECI—
    • Price$1.25 / $10.00
    • Context128K
  2. OpenAI

    GPT-5-Codex

    Released Sep 15, 2025

    42/100
    • ECI—
    • Price$1.25 / $10.00
    • Context400K
  3. Our pick

    Trendyol

    Trendyol Asure 12B

    Released Feb 19, 2026

    54/100
    • ECI—
    • Price$0.10 / $0.50
    • Context131K
01 — Verdict

Trendyol Asure 12B is our pick

Trendyol Asure 12B is the better all-round choice, scoring 54/100 against GPT-5-Codex (42) and Gemini 2.5 Computer Use Preview (35). It leads on price. GPT-5-Codex wins on inputs & features and context window. 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 priceTrendyol Asure 12BTrendyol Asure 12B $0.20 · Gemini 2.5 Computer Use Preview $3.44 · GPT-5-Codex $3.44 per 1M tokens (3:1 blend)
  • Longest contextGPT-5-CodexGPT-5-Codex 400,000 · Trendyol Asure 12B 131,072 · Gemini 2.5 Computer Use Preview 128,000 tokens
  • Widest inputsSame inputsGemini 2.5 Computer Use Preview: Text, Images · GPT-5-Codex: Text, Images · Trendyol Asure 12B: Text, Images
  • Self-hostingTrendyol Asure 12BPublishes downloadable weights (Gemma)
How the score is built
MeasureWeightGemini 2.5 Computer Use PreviewGPT-5-CodexTrendyol Asure 12B
Price50%242483
Inputs & features30%607025
Context window20%244424
Overall100%35/10042/10054/100

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.

Gemini 2.5 Computer Use Preview vs GPT-5-Codex vs Trendyol Asure 12B specifications side by side
SpecificationGemini 2.5 Computer Use PreviewGoogleGPT-5-CodexOpenAITrendyol Asure 12BTrendyol
Capability
Capabilities Index (ECI)———
ECI rank———
Price per million tokens
Input$1.25$1.25$0.10 (best)
Output$10.00$10.00$0.50 (best)
Cached input———
Blended (3:1)$3.44$3.44$0.20 (best)
Long-context rateOver 200K: $2.50 / $15.00Same rateSame rate
Price sourceOfficial Google APIMedian of 3 providersMedian of 1 providers
Limits
Context window128,000 tokens400,000 tokens (best)131,072 tokens
Max output64,000 tokens128,000 tokens (best)—
Inputs and features
TextYesYesYes
ImagesYesYesYes
PDFsNoNoNo
AudioNoNoNo
VideoNoNoNo
ReasoningYesYesNo
Tool callingYesYesNo
Structured outputNoYesNo
Availability
WeightsProprietaryProprietaryOpenGemma
API model IDgemini-2.5-computer-use-preview-10-2025——
API providers23 (best)1
ReleasedOct 7, 2025Sep 15, 2025Feb 19, 2026
Knowledge cutoffJan 2025Sep 30, 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.

  • Gemini 2.5 Computer Use Preview$32.50
  • GPT-5-Codex$32.50
  • Trendyol Asure 12B$2.00
04 — Questions

Which should you choose?

Which is better: Gemini 2.5 Computer Use Preview, GPT-5-Codex or Trendyol Asure 12B?

Trendyol Asure 12B is the better all-round choice, scoring 54/100 against GPT-5-Codex (42) and Gemini 2.5 Computer Use Preview (35). It leads on price. GPT-5-Codex wins on inputs & features and context window. 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, Gemini 2.5 Computer Use Preview, GPT-5-Codex or Trendyol Asure 12B?

Trendyol Asure 12B is cheaper at $0.10 input / $0.50 output per million tokens (median across 1 API provider). Gemini 2.5 Computer Use Preview costs $1.25 input / $10.00 output per million tokens (official Google API price); GPT-5-Codex costs $1.25 input / $10.00 output per million tokens (median across 3 API providers). At a typical mix of three input tokens to one output token, that is $0.20 per million tokens for Trendyol Asure 12B versus $3.44 for Gemini 2.5 Computer Use Preview (17× as much) and $3.44 for GPT-5-Codex (17× as much).

Which scores higher on benchmarks?

There is no independent benchmark that covers all three models yet. Gemini 2.5 Computer Use Preview has not been scored yet, GPT-5-Codex has not been scored yet and Trendyol Asure 12B has not been scored yet.

Which is better for coding?

There are no published SWE-bench Verified results for Gemini 2.5 Computer Use Preview, GPT-5-Codex and Trendyol Asure 12B yet, so there is no like-for-like coding score. Test both on a sample of your own tasks. Note that Trendyol Asure 12B does not support tool calling, which most coding agents need.

Which has the bigger context window?

GPT-5-Codex has the largest context window at 400,000 tokens, against 131,072 for Trendyol Asure 12B and 128,000 for Gemini 2.5 Computer Use Preview. Maximum output per response: Gemini 2.5 Computer Use Preview up to 64,000, GPT-5-Codex up to 128,000 tokens.

Which can read images, PDFs, audio or video?

Gemini 2.5 Computer Use Preview accepts text and images; GPT-5-Codex accepts text and images; Trendyol Asure 12B accepts text and images. They handle the same number of input types.

Are any of these open source?

Trendyol Asure 12B publishes its weights (Gemma) and can be self-hosted; Gemini 2.5 Computer Use Preview and GPT-5-Codex is proprietary.

Which is newer?

Trendyol Asure 12B is the newest, released Feb 19, 2026. Gemini 2.5 Computer Use Preview came out Oct 7, 2025; GPT-5-Codex came out Sep 15, 2025. Knowledge cutoff: Gemini 2.5 Computer Use Preview Jan 2025, GPT-5-Codex Sep 30, 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.