API cost decision in 10 seconds

NewPareto 26.10 Preview vs Seed 2.1 Turbo

Pick Seed 2.1 Turbo for lower cost; pick Pareto 26.10 Preview only if the larger context window matters more.

Page updated:  Data confirmed:  Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick Seed 2.1 Turbo for lower cost; pick Pareto 26.10 Preview only if the larger context window matters more.

On the standard 1M input plus 500K output workload, Seed 2.1 Turbo is estimated at $1.75 vs $2.4 for Pareto 26.10 Preview, saving $0.65 (27.1% lower).

Cost-first pickSeed 2.1 Turbo
Context-first pickPareto 26.10 Preview
Sample savings$0.6527.1%
10x traffic gap$6.5

Pareto 26.10 Preview has more context, but Seed 2.1 Turbo saves $0.65 on the standard workload. At 10x that traffic, the same price gap is about $6.5. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Seed 2.1 Turbo stays cheaper across input-heavy, balanced, and output-heavy sample workloads.

Workload shapeToken mixBetter pickPareto 26.10 PreviewSeed 2.1 Turbo
Input-heavy / RAG5M input + 500K outputSeed 2.1 Turbo$5.6$3.75
Balanced workload1M input + 1M outputSeed 2.1 Turbo$4$3
Output-heavy chatbot1M input + 5M outputSeed 2.1 Turbo$16.8$13
Cheaper input Seed 2.1 Turbo $0.8 vs $0.5 / 1M

Seed 2.1 Turbo is $0.3 cheaper per 1M input tokens (37.5% lower; 1.6x difference).

Cheaper output Seed 2.1 Turbo $3.2 vs $2.5 / 1M

Seed 2.1 Turbo is $0.7 cheaper per 1M output tokens (21.9% lower; 1.28x difference).

Larger context Pareto 26.10 Preview 1.05M vs 262.14K

Pareto 26.10 Preview has 786.43K more context (4x larger).

Sample workload Seed 2.1 Turbo $2.4 vs $1.75

Seed 2.1 Turbo is $0.65 cheaper on the standard workload (27.1% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.
Pareto 26.10 Preview Calculating… Estimated API cost
Seed 2.1 Turbo Calculating… Estimated API cost
Cheaper for this workload Calculating… Difference: calculating…

This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.

Quick Decision

Verdict

Seed 2.1 Turbo has the lower input price; Seed 2.1 Turbo has the lower output price; Pareto 26.10 Preview offers the larger context window. For the 1M input plus 500K output sample, Seed 2.1 Turbo is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $2.4 for Pareto 26.10 Preview and $1.75 for Seed 2.1 Turbo.

Best Fit

Choose Pareto 26.10 Preview when you care most about larger context window.

Choose Seed 2.1 Turbo when you care most about lower input-token price, and lower output-token price.

Decision Notes
  • On the standard 1M input plus 500K output workload, Seed 2.1 Turbo is estimated at $1.75 vs $2.4 for Pareto 26.10 Preview, saving $0.65 (27.1% lower).
  • Seed 2.1 Turbo is $0.65 cheaper on the standard workload (27.1% lower).
  • Seed 2.1 Turbo is $0.3 cheaper per 1M input tokens (37.5% lower; 1.6x difference).
  • Seed 2.1 Turbo is $0.7 cheaper per 1M output tokens (21.9% lower; 1.28x difference).
  • Pareto 26.10 Preview has 786.43K more context (4x larger).
Head-to-Head Specs
FeatureNewPareto 26.10 Preview
(unbiased)		Seed 2.1 Turbo
(ByteDance Seed)
Input Price
prompt tokens per 1M		$0.8$0.5
Completion Price
per 1M tokens		$3.2$2.5
Sample Workload Cost
1M input + 500K output		$2.4$1.75
Context Window1.05M262.14K
Release Date

Use-Case Decision Matrix

Use caseBetter pickWhy
Budget-constrained productionSeed 2.1 TurboOn the standard 1M input plus 500K output workload, Seed 2.1 Turbo is estimated at $1.75 vs $2.4 for Pareto 26.10 Preview, saving $0.65 (27.1% lower).
High-volume input processingSeed 2.1 TurboLower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbotsSeed 2.1 TurboLower output-token price matters most when assistants generate many completion tokens.
RAG or long-document workPareto 26.10 PreviewA larger context window leaves more room for retrieved passages, conversation history, or source files.

Related Alternatives

Same-provider lower-cost swaps
  • Seed 1.6 Flash can replace Seed 2.1 Turbo when lower sample workload cost matters most: $0.22.
  • Seed-2.0-Mini can replace Seed 2.1 Turbo when lower sample workload cost matters most: $0.3.
  • Seed-2.0-Lite can replace Seed 2.1 Turbo when lower sample workload cost matters most: $1.25.
  • Seed 1.6 can replace Seed 2.1 Turbo when lower sample workload cost matters most: $1.25.
Larger context near this budget

Cheaper alternatives

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Larger context alternatives

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Provider catalogs

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unbiased catalog

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ByteDance Seed catalog

Check other ByteDance Seed models with comparable pricing, context, or release timing.

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Pareto 26.10 Preview

Pareto is a multimodal composite model built for research, coding, and agentic workflows, while delivering frontier-level performance across a broad range of general-purpose tasks. This is a preview of the...

Seed 2.1 Turbo

Seed 2.1 Turbo is a multimodal model from ByteDance Seed for coding and long-horizon agent workflows. It is suited for end-to-end software delivery, multi-step task execution, and understanding visual and...