DeepSeek V4.1 Flash (Max)
Context 1M tokens
Top 5 cheapest providers (Adjusted $/task)
The same list price can give a different adjusted $/task (caching, token efficiency) — click a price for its inputs.
Within the active global provider, residency and confidentiality filters.
| # | Provider | Price channel | Raw input $/1M | Raw output $/1M | Adjusted $/task |
|---|---|---|---|---|---|
| 1 | Morphvia OpenRouter — Price via OpenRouter: OpenRouter's price for Morph's endpoint (https://openrouter.ai/deepseek/deepseek-v4.1-flash/providers), collected 2026-11-03. | via OpenRouter — Price via OpenRouter: OpenRouter's price for Morph's endpoint (https://openrouter.ai/deepseek/deepseek-v4.1-flash/providers), collected 2026-11-03. | $0.035 | $0.315 | |
| 2 | Relacevia OpenRouter — Price via OpenRouter: OpenRouter's price for Relace's endpoint (https://openrouter.ai/deepseek/deepseek-v4.1-flash/providers), collected 2026-11-03. | via OpenRouter — Price via OpenRouter: OpenRouter's price for Relace's endpoint (https://openrouter.ai/deepseek/deepseek-v4.1-flash/providers), collected 2026-11-03. | $0.035 | $0.500 | |
| 3 | OpenInferencevia OpenRouter — Price via OpenRouter: OpenRouter's price for OpenInference's endpoint (https://openrouter.ai/deepseek/deepseek-v4.1-flash/providers), collected 2026-11-03. | via OpenRouter — Price via OpenRouter: OpenRouter's price for OpenInference's endpoint (https://openrouter.ai/deepseek/deepseek-v4.1-flash/providers), collected 2026-11-03. | $0.035 | $0.500 | |
| 4 | Wafervia OpenRouter — Price via OpenRouter: OpenRouter's price for Wafer's endpoint (https://openrouter.ai/deepseek/deepseek-v4.1-flash/providers), collected 2026-11-03. | via OpenRouter — Price via OpenRouter: OpenRouter's price for Wafer's endpoint (https://openrouter.ai/deepseek/deepseek-v4.1-flash/providers), collected 2026-11-03. | $0.045 | $0.500 | |
| 5 | Sail Researchvia OpenRouter — Price via OpenRouter: OpenRouter's price for Sail Research's endpoint (https://openrouter.ai/deepseek/deepseek-v4.1-flash/providers), collected 2026-11-03. | via OpenRouter — Price via OpenRouter: OpenRouter's price for Sail Research's endpoint (https://openrouter.ai/deepseek/deepseek-v4.1-flash/providers), collected 2026-11-03. | $0.090 | $0.250 |
Composite
3 of 7 inputs · 2 from the model family6 radar axes: DesignArena's two boards share one51.0
AA Coding v4.x —Coding Agent v1.4 —AA Intelligence (est.) 29.6AA Agentic —Epoch ECI 156.1Software ECI 151.9DesignArena —/—
Radar: percentile among all models measured on each input; a gap means not measured.
Benchmark sheet
44 of 319 registered benchmark versions · bars show the percentile among all models measured on each benchmark.
19 of 44 values are DeepSeek's own claims (†), not independent measurements; a matching independent result replaces a claim as soon as one exists.
- Epoch ECI · attached
- Software ECI · attached
Agentic
AA-Briefcase821,424 Elo
AA-Briefcase published 2026-09-10 → · Published board — Tests multi-week professional knowledge-work projects with linked tasks and large source collections.
GDPval-AA v2951,632 Elo
GDPval-AA v2 v2 → · Published board — Tests professional knowledge-work deliverables across occupations using AA's Stirrup harness.
Terminal-Bench v4.0 (AA)8626.8%
Terminal-Bench v4.0 (AA) v4.0 → · Published board — Tests terminal-based work on the 66-task release using mini-SWE-agent v2.4.6.
Agent's Last Examdeveloper's claim31.8%† self-reported by the developer
Agent's Last Exam published 2026-09-10 → · Official scaffold · Vendor-reported by DeepSeek — Agent's Last Exam result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
AutomationBenchdeveloper's claim54.8%† self-reported by the developer
AutomationBench published 2026-09-10 → · Official scaffold · Vendor-reported by DeepSeek — AutomationBench result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
HLE w/ toolsdeveloper's claim63.9%† self-reported by the developer
HLE w/ tools published 2026-09-10 → · Vendor-reported by DeepSeek — HLE w/ tools result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
Terminal-Bench 2.1developer's claim90.6%† self-reported by the developer
Terminal-Bench 2.1 v2.1 → · DeepSeek Harness (Minimal) · Vendor-reported by DeepSeek — Terminal-Bench 2.1 result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
Terminal-Bench 3.0developer's claim30.0%† self-reported by the developer
Terminal-Bench 3.0 v3.0 → · DeepSeek Harness (Minimal) · Vendor-reported by DeepSeek — Terminal-Bench 3.0 result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
Terminal-Bench 4.0developer's claim31.2%† self-reported by the developer
Terminal-Bench 4.0 v4.0 → · DeepSeek Harness (Minimal) · Vendor-reported by DeepSeek — Terminal-Bench 4.0 result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
τ²-Bench Airline (OpenRouter run)8776.7%
τ²-Bench Airline (OpenRouter run) published 2026-09-15 → · Published board — Multi-turn service agents making tool calls under strict policy constraints. (OpenRouter's own reproducible run, as published on openrouter.ai/benchmarks.)
LMArena Agent Arena (overall net improvement)424.1%
LMArena Agent Arena (overall net improvement) published 2026-09-26 → · Published board — Ranking of models as the orchestrator in LMArena’s Agent Mode, scored by the causal net improvement over the average model across behavioural signals from real sessions.
Coding
Artificial Analysis Coding Agent Index v2.05647.3%
Artificial Analysis Coding Agent Index v2.0 v2.0 → · Codex — Measures coding-agent systems on FrontierCode v1.1 Main, Terminal-Bench 4.0 and SWE-Atlas-QnA-AA.
SciCode (AA subproblems) v1.0.16551.9%
SciCode (AA subproblems) v1.0.1 → · Published board — Tests scientific Python programming with scientist-annotated background information.
Codeforces (Rating)developer's claim3,471 Elo† self-reported by the developer
Codeforces (Rating) published 2026-09-10 → · Vendor-reported by DeepSeek — Codeforces (Rating) result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
DeepSWE v1.1developer's claim74.2%† self-reported by the developer
DeepSWE v1.1 v1.1 → · mini-SWE · Vendor-reported by DeepSeek — DeepSWE v1.1 result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
NL2Repo-Benchdeveloper's claim64.0† self-reported by the developer
NL2Repo-Bench published 2026-09-10 → · DeepSeek Harness (Minimal) · Vendor-reported by DeepSeek — NL2Repo-Bench result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
ProgramBench (Almost@1)developer's claim20.3%† self-reported by the developer
ProgramBench (Almost@1) published 2026-09-10 → · DeepSeek Harness (Minimal) · Vendor-reported by DeepSeek — ProgramBench (Almost@1) result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
LMArena WebDev (Code Arena, overall)361,621 Elo
LMArena WebDev (Code Arena, overall) published 2026-09-26 → · Published board — Community pairwise-vote ranking of models on front-end web development tasks, including agentic multi-step coding, published by LMArena as a Bradley-Terry rating.
Efficiency
GPQA Diamond (OpenRouter run) — measured cost per task45$0.032
GPQA Diamond (OpenRouter run) — measured cost per task published 2026-09-15 → · Published board — Mean USD OpenRouter actually spent per task while running GPQA Diamond for this configuration.
τ²-Bench Airline (OpenRouter run) — measured cost per task68$0.028
τ²-Bench Airline (OpenRouter run) — measured cost per task published 2026-09-15 → · Published board — Mean USD OpenRouter actually spent per task while running τ²-Bench Airline for this configuration.
Knowledge
Humanity's Last Exam (AA text-only)8939.2%
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 Index75-5.30
AA-Omniscience Index published 2026-09-10 → · Published board — Tests factual reliability while rewarding correct answers and penalizing hallucinations.
Long-context
GDP.pdf (AA)5712.8%
GDP.pdf (AA) published 2026-09-10 → · Published board — Tests professional reasoning over long PDFs with AA document preparation and grading.
AA-LCR v1.19884.0%
AA-LCR v1.1 v1.1 → · Published board — Tests reasoning across multiple long documents with corrected answer keys and grading.
Math
MathArena Apexdeveloper's claim65.6%† self-reported by the developer
MathArena Apex published 2026-09-10 → · Vendor-reported by DeepSeek — MathArena Apex result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
ArXivMath 06/2026 (MathArena)1957.6%
ArXivMath 06/2026 (MathArena) 2026-06 → · Published board — Research-level math problems with a checkable final answer, drawn from arXiv papers submitted in June 2026; each edition is restricted to papers published within the last month to reduce training-data contamination.
ArXivMath 08/2026 (MathArena)043.9%
ArXivMath 08/2026 (MathArena) 2026-08 → · Published board — Research-level math problems with a checkable final answer, drawn from arXiv papers submitted in August 2026; each edition is restricted to papers published within the last month to reduce training-data contamination.
BrokenArXiv 06/2026 (MathArena)2039.4%
BrokenArXiv 06/2026 (MathArena) 2026-06 → · Published board — Plausible but false proof statements taken from June 2026 arXiv papers; a model scores by refusing to prove them and saying the statement is false as written.
BrokenArXiv 08/2026 (MathArena)1354.8%
BrokenArXiv 08/2026 (MathArena) 2026-08 → · Published board — Plausible but false statements taken from August 2026 arXiv papers; a model scores by refusing to prove them and saying the statement is false as written.
Reasoning
GPQA Diamonddeveloper's claim90.9%† self-reported by the developer
GPQA Diamond published 2026-09-10 → · Vendor-reported by DeepSeek — GPQA Diamond result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
HLEdeveloper's claim36.8%† self-reported by the developer
HLE published 2026-09-10 → · Vendor-reported by DeepSeek — HLE result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
LiveBench 2026-06-258381.1
LiveBench 2026-06-25 → · Published board — A periodically refreshed suite of objectively graded tasks with separate category scores and an overall category mean.
Safety/Alignment
BullshitBench V1 (clear pushback)7241.8%
BullshitBench V1 (clear pushback) published 2026-09-10 → · Published board — Whether a model rejects the broken premise of 55 deliberately nonsensical prompts (V1 question set) instead of answering them confidently.
BullshitBench V2 (clear pushback)7757.0%
BullshitBench V2 (clear pushback) published 2026-09-10 → · Published board — Whether a model rejects the broken premise of 100 deliberately nonsensical prompts (V2 question set) instead of answering them confidently.
CyberGymdeveloper's claim88.1%† self-reported by the developer
CyberGym published 2026-09-10 → · Vendor-reported by DeepSeek — CyberGym result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
ExploitGymdeveloper's claim15.3%† self-reported by the developer
ExploitGym published 2026-09-10 → · Vendor-reported by DeepSeek — ExploitGym result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
SEC-Bench Prodeveloper's claim62.8%† self-reported by the developer
SEC-Bench Pro published 2026-09-10 → · Claude Code · Vendor-reported by DeepSeek — SEC-Bench Pro result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
Science
CritPt (AA)8714.3%
CritPt (AA) published 2026-09-10 → · Published board — Tests research-level physics reasoning with Python, symbolic and numerical answers.
GPQA Diamond (OpenRouter run)8990.2%
GPQA Diamond (OpenRouter run) published 2026-09-15 → · Published board — Graduate-level science questions that resist retrieval and reward careful reasoning. (OpenRouter's own reproducible run, as published on openrouter.ai/benchmarks.)
Tool-use
AutomationBench-AA v1.0.69968.9%
AutomationBench-AA v1.0.6 → · Published board — Tests multi-app SaaS workflows through REST tools on a held-out AutomationBench split.
Vision
MMMU Pro (AA)7577.0%
MMMU Pro (AA) published 2026-09-10 → · Published board — Tests multimodal understanding using challenging ten-option questions.
BabyVision w/ toolsdeveloper's claim89.6%† self-reported by the developer
BabyVision w/ tools published 2026-09-10 → · Claude Code · Vendor-reported by DeepSeek — BabyVision w/ tools result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
Chartography w/ toolsdeveloper's claim78.9%† self-reported by the developer
Chartography w/ tools published 2026-09-10 → · Claude Code · Vendor-reported by DeepSeek — Chartography w/ tools result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
ZeroBench-main w/ toolsdeveloper's claim49.0%† self-reported by the developer
ZeroBench-main w/ tools published 2026-09-10 → · Claude Code · Vendor-reported by DeepSeek — ZeroBench-main w/ tools result as reported by DeepSeek in the DeepSeek-V4.1-Flash model card; this registry identity preserves the printed version or the card's publication date when none was stated.
Missing coverage · 275 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 V4.1 Flash (Max) | — | 29.6est. |
| DeepSeek V4.1 Flash (Non-reasoning) | — | 12.4est. |
Token offers by platform · 35 offers (Adjusted $/task)
Click any underlined price to see how it is estimated and where each input comes from. How we calculate adjusted cost.
35 offers within the active global filters, 6 more outside them; “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 (33)
Prices via OpenRouter — what OpenRouter charges for each provider's endpoint, not the provider's own direct price. Source: openrouter.ai/deepseek/deepseek-v4.1-flash/providers, collected 2026-11-03.
| Morph | globalmorph/fp8 | $0.035 raw in $/1M | $0.315 raw out $/1M | |
| Relace | globalrelace/fp4 | $0.035 raw in $/1M | $0.500 raw out $/1M | |
| Wafer | globalwafer/us | $0.045 raw in $/1M | $0.500 raw out $/1M | |
| Sail Research | globalsail-research/fp4/us | $0.090 raw in $/1M | $0.250 raw out $/1M | |
| Sail Research | globalsail-research/fp4 | $0.090 raw in $/1M | $0.250 raw out $/1M | |
| Decart | globaldecart/fp4 | $0.090 raw in $/1M | $0.180 raw out $/1M | |
| InferenceNet | globalinference-net/us | $0.103 raw in $/1M | $0.600 raw out $/1M | |
| InferenceNet | globalinference-net/fp8 | $0.103 raw in $/1M | $0.600 raw out $/1M | |
| DeepInfra | globaldeepinfra/fp8 | $0.140 raw in $/1M | $0.420 raw out $/1M | |
| CoreWeave | globalcoreweave/fp8 | $0.130 raw in $/1M | $0.650 raw out $/1M | |
| Reka | globalreka | $0.105 raw in $/1M | $0.840 raw out $/1M | |
| Wafer | globalwafer/mxfp4 | $0.190 raw in $/1M | $0.650 raw out $/1M | |
| Novita | globalnovita/fp8 | $0.195 raw in $/1M | $0.780 raw out $/1M | |
| PrimeIntellect | globalprimeintellect | $0.156 raw in $/1M | $1.20 raw out $/1M | |
| Fireworks | globalfireworks/spot | $0.210 raw in $/1M | $0.840 raw out $/1M | |
| Phala | globalphalaTEE | $0.210 raw in $/1M | $0.840 raw out $/1M | |
| DigitalOcean | globaldigitalocean | $0.225 raw in $/1M | $0.900 raw out $/1M | |
| Makora | globalmakora/fp8 | $0.260 raw in $/1M | $1.17 raw out $/1M | |
| Relace | globalrelace/fast | $0.300 raw in $/1M | $0.900 raw out $/1M | |
| Crusoe | globalcrusoe/fp8 | $0.290 raw in $/1M | $1.20 raw out $/1M | |
| Together | globaltogether | $0.300 raw in $/1M | $1.20 raw out $/1M | |
| SiliconFlow | globalsiliconflow/fp8 | $0.300 raw in $/1M | $1.20 raw out $/1M | |
| Parasail | globalparasail/fp8 | $0.300 raw in $/1M | $1.20 raw out $/1M | |
| Fireworks | globalfireworks | $0.300 raw in $/1M | $1.20 raw out $/1M | |
| BaseTen | globalbaseten/us | $0.300 raw in $/1M | $1.20 raw out $/1M | |
| BaseTen | globalbaseten | $0.300 raw in $/1M | $1.20 raw out $/1M | |
| Venice | globalvenice/fp8 | $0.300 raw in $/1M | $1.20 raw out $/1M | |
| Nebius | globalnebius/fp8 | $0.300 raw in $/1M | $1.20 raw out $/1M | |
| Mancer 2 | globalmancer/fp8 | $0.150 raw in $/1M | $0.750 raw out $/1M | |
| globalgoogle-vertex/global | $0.300 raw in $/1M | $1.20 raw out $/1M | ||
| Modal | globalmodal | $0.300 raw in $/1M | $1.20 raw out $/1M | |
| Fireworks | globalfireworks/us | $0.450 raw in $/1M | $1.80 raw out $/1M | |
| OpenInference | globalopen-inference/fp4 | $0.035 raw in $/1M | $0.500 raw out $/1M |
TensorX (1)
Direct prices from TensorX's own price list. Source: tensorx.ai/pricing/, collected 2026-11-03.
| TensorX | euEU | $0.500 raw in $/1M | $1.50 raw out $/1M |
Nebius (1)
Direct prices from Nebius's own price list. Source: tokenfactory.nebius.com/models, collected 2026-11-03.
| Nebius | us | $0.300 raw in $/1M | $1.20 raw out $/1M |