DiffusionGemma 26B-A4B vs Gemma 4 12B

    Comparison

    As of August 30, 2026, DiffusionGemma 26B-A4B and Gemma 4 12B have the same blended API cost at $0.53 per 1 million input plus 1 million output tokens. DiffusionGemma 26B-A4B is $0.13 / $0.40 per million tokens versus Gemma 4 12B at $0.13 / $0.40. Source: https://ai.google.dev/gemini-api/docs/pricing

    Source: Gemini API pricing (https://ai.google.dev/gemini-api/docs/pricing)

    DiffusionGemma 26B-A4B

    Google

    $0.53blended / 1M

    Input

    $0.13

    Output

    $0.40

    262.1K ctx|Open Source
    vs

    Gemma 4 12B

    Google

    $0.53blended / 1M

    Input

    $0.13

    Output

    $0.40

    262.1K ctx|Open Source

    DiffusionGemma 26B-A4B vs Gemma 4 12B comparison

    Token pricing, specs, and benchmarks side by side

    Shared benchmarks

    Each bar is share of the current leader on that eval. Click a row to open the board.

    Score vs price

    HLE. Left is cheaper. Up is a higher score. The line is the best score you can buy at each price.

    Best score at each priceDiffusionGemma 26B-A4BGemma 4 12B
    Metric
    DiffusionGemma 26B-A4B
    Gemma 4 12B
    Provider
    Provider
    Google
    Google
    License
    Open Source
    Open Source
    Release Date
    2026-06-10
    2026-05-23
    Pricing (per 1M tokens)
    Input Price0%
    $0.13
    $0.13
    Output Price0%
    $0.40
    $0.40
    Blended (1M + 1M)
    $0.53
    $0.53
    Model Details
    Context Window
    262.1K
    262.1K
    Max Output Tokens
    N/A
    N/A
    Knowledge Cutoff
    2025-01-01
    2025-01-01
    Throughput
    N/A
    N/A
    Benchmarks
    11.9%
    5.2%
    73.2%
    78.8%
    54.3%
    69.1%
    81.5%
    83.4%
    69.1%
    77.5%
    47.6%
    55.3%
    38.5%
    93.1%
    70.5%
    79.7%
    49%
    48.7%
    77.6%
    77.2%
    32%
    43.4%
    56.2%
    Benchmark Wins
    DiffusionGemma 26B-A4B 4|9 Gemma 4 12B

    Verdict

    DiffusionGemma 26B-A4B vs Gemma 4 12B: the bottom line

    DiffusionGemma 26B-A4B offers significantly lower pricing, while Gemma 4 12B leads on benchmark performance. Your choice depends on whether cost efficiency or raw capability matters more for your use case.

    DiffusionGemma 26B-A4B vs Gemma 4 12B FAQ

    Which is cheaper, DiffusionGemma 26B-A4B or Gemma 4 12B?

    As of August 30, 2026, DiffusionGemma 26B-A4B is 0% cheaper on blended LLM API pricing. DiffusionGemma 26B-A4B costs $0.13 per million input tokens and $0.40 per million output tokens ($0.53 blended 1M-in + 1M-out). Gemma 4 12B costs $0.13 / $0.40 per million tokens ($0.53 blended). Sources: https://ai.google.dev/gemini-api/docs/pricing and https://ai.google.dev/gemini-api/docs/pricing. The cheapest LLM for your app still depends on how many output tokens you generate.

    How much does DiffusionGemma 26B-A4B vs Gemma 4 12B cost per million tokens?

    DiffusionGemma 26B-A4B Gemini API pricing is $0.13 input and $0.40 output per million tokens via Google. Gemma 4 12B Gemini API pricing is $0.13 input and $0.40 output per million tokens via Google. Use those four numbers, not ChatGPT Plus or Claude Pro subscription prices, when you are comparing APIs.

    Which is better for coding, DiffusionGemma 26B-A4B or Gemma 4 12B?

    Neither DiffusionGemma 26B-A4B nor Gemma 4 12B has a published SWE-bench or LiveCodeBench score on this page yet. Use the comparison table for the evals that do exist.

    What is the context window for DiffusionGemma 26B-A4B vs Gemma 4 12B?

    DiffusionGemma 26B-A4B supports a 262K token context window, while Gemma 4 12B supports 262K tokens. Both models have the same context window size. Filling a larger window bills more input tokens, so the cheaper-per-million model can still cost more on long documents.

    Which model performs better on benchmarks, DiffusionGemma 26B-A4B or Gemma 4 12B?

    Gemma 4 12B leads on 9 of 13 shared benchmarks versus DiffusionGemma 26B-A4B's 4 wins. Check the comparison table for GPQA Diamond, SWE-bench, MMLU, HLE, and the other evals we track. Token price and benchmark score together are the usual LLM comparison, not either number alone.

    Is DiffusionGemma 26B-A4B or Gemma 4 12B better for production use?

    Both DiffusionGemma 26B-A4B and Gemma 4 12B are production API models. For cost-sensitive production traffic, DiffusionGemma 26B-A4B has better economics on the blended 1M-in + 1M-out scale. For maximum capability, weight the benchmark table for your domain. Many production stacks route cheap models for drafts and a frontier model for the hard turn, which is usually cheaper than sending everything to the expensive API.

    Can I switch between DiffusionGemma 26B-A4B and Gemma 4 12B in my app?

    Yes. Call DiffusionGemma 26B-A4B through Google and Gemma 4 12B through Google with separate API keys, or through a gateway that already wraps both. Keep prompts in tokens, not characters, when you estimate the invoice. AnotherWrapper templates can swap providers without rewriting auth and billing.

    How accurate is this DiffusionGemma 26B-A4B vs Gemma 4 12B pricing data?

    List rates are the latest published Gemini API pricing and Gemini API pricing, quoted per million tokens. Official rate sheets: https://ai.google.dev/gemini-api/docs/pricing and https://ai.google.dev/gemini-api/docs/pricing. Prompt caching, batch APIs, and committed-use discounts can change the invoice. Benchmark scores are from official publications and independent evals, updated as new numbers land.

    What is the output token limit for DiffusionGemma 26B-A4B and Gemma 4 12B?

    DiffusionGemma 26B-A4B supports up to an unspecified number of output tokens per request, while Gemma 4 12B supports up to an unspecified number of output tokens. Output tokens are usually the expensive half of API pricing, so a higher max output cap is a capability, not a discount.

    Which model has better throughput, DiffusionGemma 26B-A4B or Gemma 4 12B?

    Neither DiffusionGemma 26B-A4B nor Gemma 4 12B has published throughput data on this page yet. Throughput (tokens per second) and time-to-first-token are why two models with the same per-million-token price can still feel different in chat and agents.

    How do I switch the models in this DiffusionGemma 26B-A4B vs Gemma 4 12B comparison?

    Use the model pickers at the top of this LLM comparison. Search any model in the index and the URL updates. Open DiffusionGemma 26B-A4B or Gemma 4 12B from the sidebar for the single-model API pricing page, or go back to the LLM pricing table to sort by cheapest blended cost.

    DiffusionGemma 26B-A4B vs Gemma 4 12B pricing

    This comparison covers API pricing, context window, throughput, and benchmark scores. DiffusionGemma 26B-A4B costs $0.13/M input and $0.40/M output. Gemma 4 12B costs $0.13/M input and $0.40/M output.

    Rank both on the LLM leaderboard, SWE-bench, and Humanity's Last Exam.

    The index

    All Large Language Models

    343 models across 36 providers. Search or jump to a lab — every model page stays linked here.

    Baidu

    2 models

    Inception

    1 models

    inclusionAI

    1 models

    LG AI Research

    1 models

    Liquid AI

    2 models

    Nous Research

    1 models

    OpenBMB

    1 models

    Sakana AI

    1 models

    Sarvam AI

    2 models

    Tencent

    1 models

    Thinking Machines

    1 models

    Unisound

    1 models

    Upstage

    1 models

    Next step

    You found the model. Now ship the product.

    Auth, billing, and the API layer are already decided. Fork 8 finished AI apps, or have us build the first version with you.