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DeepSeek V3.1 Terminus (Non-reasoning)

open weightsdeprecated by benchmark source
DeepSeek · released 2025-09-22 · 4 offers

Context 128K tokens

Top 2 cheapest providers (Adjusted $/task)

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Within the active global provider, residency and confidentiality filters.

#ProviderAdjusted $/task
1Novita
2SiliconFlow

Composite

1 of 7 inputs6 radar axes: DesignArena's two boards share one

32.1

AA CodingCoding Agent v1.4AA IntelligenceAA AgenticEpoch ECISoftware ECIDesignArenaAA Intelligence: percentile 58

AA Coding Coding Agent v1.4 AA Intelligence 13.9AA Agentic Epoch ECI Software ECI DesignArena —/—

Radar: percentile among all models measured on each input; a gap means not measured.

Benchmark sheet

9 of 140 registered benchmark versions · bars show the percentile among all models measured on each benchmark.

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Agentic

Instruction-following

Knowledge

Long-context

  • AA-LCR v1.14445.3%

    AA-LCR v1.1 v1.1 · Published board — Tests reasoning across multiple long documents with corrected answer keys and grading.

Math

  • AIME 2025 (AA) v20255053.7%

    AIME 2025 (AA) v2025 · Published board — Advanced mathematical problem solving on AIME I and II 2025.

Reasoning

Science

Tool-use

Missing coverage · 135 benchmark versions

No result does not mean a zero, or that the model was never tested. Collection failures and disputed versions retain their distinct status.

Variants / reasoning settings

Artificial Analysis snapshot 2026-09-19 · Data: Artificial Analysis · Data: Epoch AI (CC BY)

VariantAA CodingAA Intelligence
DeepSeek V3.1 Terminus (Reasoning)43.515.4
DeepSeek V3.1 Terminus (Non-reasoning)13.9
Token offers by platform · 2 offers (Adjusted $/task)

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2 offers within the active global filters; “—” means the catalog is active but no public token price is available.

OpenRouter (2)

Novita
SiliconFlow
DeepSeek V3.1 Terminus (Non-reasoning) — benchmarks & cost | Benchmark Heaven