Kimi K2.7 Code HighSpeed vs Seed 2.1 Turbo

    Comparison

    As of August 20, 2026, Seed 2.1 Turbo is 70% cheaper per million tokens than Kimi K2.7 Code HighSpeed. Kimi K2.7 Code HighSpeed is $1.91 / $7.94 per million input/output tokens versus Seed 2.1 Turbo at $0.50 / $2.50. Sources: https://platform.kimi.com/docs/pricing/chat and https://www.volcengine.com/product/doubao

    Sources: Moonshot AI pricing (https://platform.kimi.com/docs/pricing/chat); ByteDance pricing (https://www.volcengine.com/product/doubao)

    Kimi K2.7 Code HighSpeed

    Moonshot AI

    $9.85blended / 1M

    Input

    $1.91

    Output

    $7.94

    262.1K ctx|Open Source
    70%
    cheaper
    Better value

    Seed 2.1 Turbo

    ByteDance

    $3.00blended / 1M

    Input

    $0.50

    Output

    $2.50

    262.1K ctx|Proprietary
    Save $6.85 per million tokens by choosing Seed 2.1 Turbo over Kimi K2.7 Code HighSpeed.

    Kimi K2.7 Code HighSpeed vs Seed 2.1 Turbo comparison

    Token pricing, specs, and benchmarks side by side

    Metric
    Kimi K2.7 Code HighSpeed
    Seed 2.1 Turbo
    Provider
    Provider
    Moonshot AI
    ByteDance
    License
    Open Source
    Proprietary
    Release Date
    2026-06-12
    2026-06-24
    Pricing (per 1M tokens)
    Input Price+282%
    $1.91
    $0.50
    Output Price+218%
    $7.94
    $2.50
    Blended (1M + 1M)
    $9.85
    $3.00
    Model Details
    Context Window
    262.1K
    262.1K
    Max Output Tokens
    N/A
    N/A
    Knowledge Cutoff
    N/A
    N/A
    Throughput
    N/A
    N/A
    Benchmarks
    54.6%
    23%
    57.8%
    84.9%
    76.4%
    49.1%
    80.3%
    82.2%
    83.6%
    82.7%
    67.9%
    29.2%
    61.3%
    62.9%
    79.4%
    70.9%
    94.6%
    61.1%
    34.5%
    63.2%
    67%
    83.1%
    68.1%
    78.4%
    71.3%
    50.8%
    25.9%
    46.6%
    76.8%
    89.2%
    92.7%
    90.5%
    58.9%
    65.9%
    31.4%
    74.8%
    42%
    43.7%
    62.8%
    71.1%
    69.7%
    79.2%
    48.3%
    86.3%
    46.7%
    71.1%
    56.6%
    67.4%
    30.6%
    56.8%
    71.1%
    77.2%
    89%
    67.6%
    43.9%
    52.9%
    73.6%
    63.7%
    48.6%
    56.4%
    11%

    Verdict

    Kimi K2.7 Code HighSpeed vs Seed 2.1 Turbo: the bottom line

    Both models are closely matched on benchmarks. Seed 2.1 Turbo has the pricing advantage, making it the better value unless Kimi K2.7 Code HighSpeed's specific capabilities are critical to your workflow.

    Kimi K2.7 Code HighSpeed vs Seed 2.1 Turbo FAQ

    Which is cheaper, Kimi K2.7 Code HighSpeed or Seed 2.1 Turbo?

    As of August 20, 2026, Seed 2.1 Turbo is 70% cheaper on blended LLM API pricing. Seed 2.1 Turbo costs $0.50 per million input tokens and $2.50 per million output tokens ($3.00 blended 1M-in + 1M-out). Kimi K2.7 Code HighSpeed costs $1.91 / $7.94 per million tokens ($9.85 blended). Sources: https://platform.kimi.com/docs/pricing/chat and https://www.volcengine.com/product/doubao. The cheapest LLM for your app still depends on how many output tokens you generate.

    How much does Kimi K2.7 Code HighSpeed vs Seed 2.1 Turbo cost per million tokens?

    Kimi K2.7 Code HighSpeed Moonshot AI API pricing is $1.91 input and $7.94 output per million tokens via Moonshot AI. Seed 2.1 Turbo ByteDance API pricing is $0.50 input and $2.50 output per million tokens via ByteDance. Use those four numbers, not ChatGPT Plus or Claude Pro subscription prices, when you are comparing APIs.

    Which is better for coding, Kimi K2.7 Code HighSpeed or Seed 2.1 Turbo?

    Seed 2.1 Turbo has a published SWE-bench Pro score of 57%. Kimi K2.7 Code HighSpeed does not have that eval on this page yet.

    What is the context window for Kimi K2.7 Code HighSpeed vs Seed 2.1 Turbo?

    Kimi K2.7 Code HighSpeed supports a 262K token context window, while Seed 2.1 Turbo 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, Kimi K2.7 Code HighSpeed or Seed 2.1 Turbo?

    Shared benchmark scores for Kimi K2.7 Code HighSpeed and Seed 2.1 Turbo are still limited. Check the comparison table for the evals each model has published. 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 Kimi K2.7 Code HighSpeed or Seed 2.1 Turbo better for production use?

    Both Kimi K2.7 Code HighSpeed and Seed 2.1 Turbo are production API models. For cost-sensitive production traffic, Seed 2.1 Turbo 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 Kimi K2.7 Code HighSpeed and Seed 2.1 Turbo in my app?

    Yes. Call Kimi K2.7 Code HighSpeed through Moonshot AI and Seed 2.1 Turbo through ByteDance 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 Kimi K2.7 Code HighSpeed vs Seed 2.1 Turbo pricing data?

    List rates are the latest published Moonshot AI API pricing and ByteDance API pricing, quoted per million tokens. Official rate sheets: https://platform.kimi.com/docs/pricing/chat and https://www.volcengine.com/product/doubao. 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 Kimi K2.7 Code HighSpeed and Seed 2.1 Turbo?

    Kimi K2.7 Code HighSpeed supports up to an unspecified number of output tokens per request, while Seed 2.1 Turbo 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, Kimi K2.7 Code HighSpeed or Seed 2.1 Turbo?

    Neither Kimi K2.7 Code HighSpeed nor Seed 2.1 Turbo 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 Kimi K2.7 Code HighSpeed vs Seed 2.1 Turbo comparison?

    Use the model pickers at the top of this LLM comparison. Search any model in the index and the URL updates. Open Kimi K2.7 Code HighSpeed or Seed 2.1 Turbo from the sidebar for the single-model API pricing page, or go back to the LLM pricing table to sort by cheapest blended cost.

    Kimi K2.7 Code HighSpeed vs Seed 2.1 Turbo pricing

    This comparison covers API pricing, context window, throughput, and benchmark scores. Kimi K2.7 Code HighSpeed costs $1.91/M input and $7.94/M output. Seed 2.1 Turbo costs $0.50/M input and $2.50/M output.

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

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