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DeepSeek V4.1 Flash 1017 vs Extract

Updated October 21, 2026; no benchmark has tested both models yet.

DeepSeek V4.1 Flash 1017DeepSeek
Coding
70.3
Overall
39.5
Output $/M
$0.60
S ExtractScaledown
Coding
No data
Overall
No data
Output $/M
No data
vs 1.05M vs 1M context window. About the same size.

DeepSeek V4.1 Flash 1017 or Extract: which to pick

Only DeepSeek V4.1 Flash 1017 has a coding score, 70.3 on the Vibe Coding Index; Extract has none, so the two cannot be ranked on coding.

Compare them on price, context and the boards below.

No benchmark has tested both yet. DeepSeek V4.1 Flash 1017 has results on LiveBench coding, LMArena WebDev and Terminal-Bench 4 (Vals AI); Extract has none yet. Compare them on price and context instead.

Which one for your work

Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.

At a glance

Coding index
DeepSeek V4.1 Flash 1017 70.3 from 4 benchmarks, Extract not benchmarked.
Widest category
None yet: no category has been tested on both models.
Widest single gap
None yet: no benchmark has tested both models.
Output price
DeepSeek V4.1 Flash 1017 $0.60 against Extract Free per million output tokens.
Context window
DeepSeek V4.1 Flash 1017 takes 1.05M tokens, Extract 1M.

Benchmark by benchmark

Every board either model has a result on, a category to a fold; bars are each result on a 0 to 100 scale. Only one model is measured on each, so no row names a leader.

CodingDirectional onlySix of these boards feed the Vibe Coding Index9 boards measured
Coding benchmarks for DeepSeek V4.1 Flash 1017 and Extract
BenchmarkDeepSeek V4.1 Flash 1017ExtractLeader
LiveBench coding96.0%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
LMArena WebDev1664Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Terminal-Bench 4 (Vals AI)31.8%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Vibe Code Bench (Vals AI)87.7%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Code migration (Vals AI)44.2%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
SciCode55.9%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
ALE-Bench1622.0Not measuredOnly DeepSeek V4.1 Flash 1017 measured
LMArena WebDev: React1667Not measuredOnly DeepSeek V4.1 Flash 1017 measured
LMArena WebDev: HTML1687Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Neither model has a result on the other 29 boards here
IntelligenceDirectional onlyPublic boards, shown as published, kept out of the index1 board measured
Intelligence benchmarks for DeepSeek V4.1 Flash 1017 and Extract
BenchmarkDeepSeek V4.1 Flash 1017ExtractLeader
AA Intelligence Index39.5Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Neither model has a result on the other 1 board here
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index9 boards measured
Agentic work benchmarks for DeepSeek V4.1 Flash 1017 and Extract
BenchmarkDeepSeek V4.1 Flash 1017ExtractLeader
Design Arena: spreadsheets1230Not measuredOnly DeepSeek V4.1 Flash 1017 measured
LiveBench research79.5%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
LiveBench browser76.0%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
LiveBench long agentic50.9%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Finance Agent (Vals AI)57.0%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Tax Agent Bench (Vals AI)44.4%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Legal Research Bench (Vals AI)45.2%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Harvey's Legal Agent Benchmark (Vals AI)14.2%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Excel Modeling Benchmark (Vals AI)61.8%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Neither model has a result on the other 30 boards here
ReasoningDirectional onlyPublic boards, shown as published, kept out of the index5 boards measured
Reasoning benchmarks for DeepSeek V4.1 Flash 1017 and Extract
BenchmarkDeepSeek V4.1 Flash 1017ExtractLeader
LiveBench reasoning89.1%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Humanity's Last Exam (Artificial Analysis run)43.3%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
GPQA Diamond (Epoch AI run)93.2%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Chess puzzles46.0%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Mystery game puzzles49.0%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Neither model has a result on the other 16 boards here
MathDirectional onlyPublic boards, shown as published, kept out of the index3 boards measured
Math benchmarks for DeepSeek V4.1 Flash 1017 and Extract
BenchmarkDeepSeek V4.1 Flash 1017ExtractLeader
OTIS Mock AIME99.4%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
FrontierMath, tiers 1 to 371.2%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
FrontierMath, tier 446.3%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Neither model has a result on the other 10 boards here
KnowledgeDirectional onlyPublic boards, shown as published, kept out of the index1 board measured
Knowledge benchmarks for DeepSeek V4.1 Flash 1017 and Extract
BenchmarkDeepSeek V4.1 Flash 1017ExtractLeader
SimpleQA Verified42.5%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Neither model has a result on the other 16 boards here
Web designDirectional onlyPublic boards, shown as published, kept out of the index8 boards measured
Web design benchmarks for DeepSeek V4.1 Flash 1017 and Extract
BenchmarkDeepSeek V4.1 Flash 1017ExtractLeader
Design Arena: websites1312Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Design Arena: UI components1300Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Design Arena: game dev1362Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Design Arena: data viz1335Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Design Arena: 3D1372Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Design Arena: all code categories1334Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Design Arena: ASCII art1243Not measuredOnly DeepSeek V4.1 Flash 1017 measured
LiveBench design83.4%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Neither model has a result on the other 1 board here
GeneralDirectional onlyPublic boards, shown as published, kept out of the index3 boards measured
General benchmarks for DeepSeek V4.1 Flash 1017 and Extract
BenchmarkDeepSeek V4.1 Flash 1017ExtractLeader
Vals Index61.3%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
LiveBench data analysis79.5%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Long context reasoning (AA-LCR)82.7%Not measuredOnly DeepSeek V4.1 Flash 1017 measured
Neither model has a result on the other 43 boards here

What each workload costs

Three fixed token mixes at each model's listed price, so per-token rates become a bill.

Chat turn

1K input + 500 output tokens

DeepSeek V4.1 Flash 1017$0.0004Fits in one request
Extract$0.0000Fits in one request

Extract costs less

Repository review

50K input + 3K output tokens

DeepSeek V4.1 Flash 1017$0.0093Fits in one request
Extract$0.0020Fits in one request

Extract costs less

Agent loop

200K input + 10K output tokens

DeepSeek V4.1 Flash 1017$0.036Fits in one request
Extract$0.0080Fits in one request

Extract costs less

Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.

Specification differences

The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.

Specifications of DeepSeek V4.1 Flash 1017 and Extract
SpecificationDeepSeek V4.1 Flash 1017ScaleDown Extract
MakerDeepSeekScaledown
WeightsOpen weightsNo public weights listed
ReleasedOctober 17, 2026October 13, 2026
Context window1.05M1M
Input $/Mtok$0.15$0.04
Output $/Mtok$0.60Free
Coding index70.3Not benchmarked
Independent measurements behind it40
Cost per solved taskNot computableNot computable
SourceOpenRouter listingOpenRouter listing

Questions

Is DeepSeek V4.1 Flash 1017 better than Extract for coding?

Only DeepSeek V4.1 Flash 1017 has a coding score, 70.3 on the Vibe Coding Index; Extract has none, so the two cannot be ranked on coding. Compare them on price, context and the boards below.

Which is cheaper, DeepSeek V4.1 Flash 1017 or Extract?

DeepSeek V4.1 Flash 1017 costs $0.15 per million input tokens and $0.60 per million output tokens; Extract costs $0.04 and Free. Cost per solved task is known for neither of them.

Which has the bigger context window, DeepSeek V4.1 Flash 1017 or Extract?

DeepSeek V4.1 Flash 1017, with 1.05M tokens against 1M.

Has any benchmark tested both DeepSeek V4.1 Flash 1017 and Extract?

No benchmark has tested both yet. DeepSeek V4.1 Flash 1017 has results on LiveBench coding, LMArena WebDev and Terminal-Bench 4 (Vals AI); Extract has none yet. Compare them on price and context instead. Data as of October 21, 2026.

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