DeepSeek V3.1 Terminus (Non-reasoning)

open weightsdeprecated by benchmark source

DeepSeek · released 2025-09-22 · 1 offer

Context 128K tokens

Top 1 cheapest providers (Adjusted $/task)

Within the active global provider, residency and confidentiality filters.

#	Provider	Price channel	Raw input $/1M	Raw output $/1M	Adjusted $/task
1	SiliconFlowvia OpenRouter — Price via OpenRouter: OpenRouter's price for SiliconFlow's endpoint (https://openrouter.ai/deepseek/deepseek-v3.1-terminus/providers), collected 2026-11-03.	via OpenRouter — Price via OpenRouter: OpenRouter's price for SiliconFlow's endpoint (https://openrouter.ai/deepseek/deepseek-v3.1-terminus/providers), collected 2026-11-03.	$0.270	$1.00

Composite

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

17.3

Thin data · 1/7

dominance-adjusted from 19.6: a better-measured model that is at least as good on each of these inputs ranks above it

AA Coding v4.x —Coding Agent v1.4 —AA Intelligence (est.) 6.2AA Agentic —Epoch ECI —Software ECI —DesignArena —/—

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

Benchmark sheet

9 of 319 registered benchmark versions · bars show the percentile among all models measured on each benchmark.

Compare this model →

Agentic

Terminal-Bench Hard (AA)7531.8%2026-09-10
Terminal-Bench Hard (AA) pinned revision 74221fb → · Published board — Tests a pinned 44-task hard subset of terminal-based work using Terminus 2.

Instruction-following

IFBench (AA single-turn)4141.2%2026-09-10
IFBench (AA single-turn) published 2026-09-10 → · Published board — Tests precise single-turn instructions with deterministic rule checks.

Knowledge

Humanity's Last Exam (AA text-only)498.7%2026-09-10
Humanity's Last Exam (AA text-only) published 2026-09-10 → · Published board — Tests expert-level knowledge on AA's text-only Humanity's Last Exam subset.
AA-Omniscience Index42-43.52026-09-10
AA-Omniscience Index published 2026-09-10 → · Published board — Tests factual reliability while rewarding correct answers and penalizing hallucinations.

Long-context

AA-LCR v1.14345.3%2026-09-10
AA-LCR v1.1 v1.1 → · Published board — Tests reasoning across multiple long documents with corrected answer keys and grading.

Math

AIME 2025 (AA)5053.7%2026-09-10
AIME 2025 (AA) v2025 → · Published board — Advanced mathematical problem solving on AIME I and II 2025.

Science

CritPt (AA)240.0%2026-09-10
CritPt (AA) published 2026-09-10 → · Published board — Tests research-level physics reasoning with Python, symbolic and numerical answers.
GPQA Diamond (AA)5775.1%2026-09-10
GPQA Diamond (AA) published 2026-09-10 → · Published board — Tests graduate-level biology, physics and chemistry knowledge on the Diamond subset.

Tool-use

τ²-Bench Telecom (AA)4537.1%2026-09-10
τ²-Bench Telecom (AA) published 2026-09-10 → · Published board — Tests dual-control telecom agents that coordinate tool use with a simulated user.

Missing coverage · 310 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 2026-11-03 · Intelligence Index v5.0 (est. = estimated from v4, not measured) · Coding Index v4.x frozen 2026-10-27 · Data: Artificial Analysis · Data: Epoch AI (CC BY)

Variant	AA Coding	AA Intelligence
DeepSeek V3.1 Terminus (Reasoning)	43.5	6.2est.
DeepSeek V3.1 Terminus (Non-reasoning)	—	6.2est.

Token offers by platform · 1 offer (Adjusted $/task)

Click any underlined price to see how it is estimated and where each input comes from. How we calculate adjusted cost.

1 offer within the active global filters; “price n/a” means the provider serves the model but publishes no direct token price we could collect — no other channel's price is shown in its place.

OpenRouter (1)

Prices via OpenRouter — what OpenRouter charges for each provider's endpoint, not the provider's own direct price. Source: openrouter.ai/deepseek/deepseek-v3.1-terminus/providers, collected 2026-11-03.

SiliconFlow