DeepSeek V4.1 Flash 1017 API Pricing & Quick Start

30% OFF

Intelligence	Speed	Input Price	Output Price	First-token latency
#36 / 696 45 Artificial Analysis Intelligence Index	#42 / 372 210.6 Output tokens per second (median)	#159 / 444 $0.21NT$ 7 USD / 1M tokens	#162 / 444 $0.84NT$ 27 USD / 1M tokens	#95 / 372 1.09s Time to first token (AA median)

Hosts & performance

Several hosts run this model. BazaarLink picks one by speed and stability and switches to the next if a host has trouble. The price is the same whichever host serves your request.

Zero data retention only

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Data: BazaarLink request statistics (refreshed every 5 minutes); hosts with too few requests use public monitoring data. Individual host prices are not shown.

DeepSeek V4.1 Flash 1017 is the October 17, 2026 snapshot of DeepSeek V4.1 Flash, served by DeepSeek under the `deepseek-flash` API model name. V4.1 Flash is a sparse mixture-of-experts model...

Provider	DeepSeek
Released	October 2026
Model ID	`deepseek/deepseek-v4.1-flash-1017`

Technical specifications

Context window

1M tokens

Reasoning

—

Input → Output

TextImageText

Pricing comparison

BazaarLink retail price alongside AA's observed market standard.

BazaarLink price our site

Input$0.21NT$ 7

Output$0.84NT$ 27

Cache read$0.02NT$ 0.68

Cache write—

3:1 blended (est.)$0.37NT$ 12

All prices per 1M tokens. Supports TWD credit card / official invoice.

Market reference Artificial Analysis

Input$0.30

Output$1.20

Cache readAA not tracked

Cache writeAA not tracked

3:1 blended—

Our price differs from AA reference by ~30%.
Source: artificialanalysis.ai

Independent benchmarks

Scores below come from Artificial Analysis, an independent third party. BazaarLink does not participate in the testing.

Intelligence 45

Coding

Math

MMLU

GPQA

This modelCategory leader

Overall intelligence

#36out of 696 models

Aggregated across academic benchmarks

Time to first token

#95out of 372 models

AA 全球 p50：1.09 秒

Intelligence

Top 5%

This model

Category leader

Median

Top 5 — CodingCoding Index leaderboard

1Claude Fable 5.1 (Max, Default Fallback)?/claude-fable-5-182$10 / $50

2Claude Fable 5.1 (Xhigh, Default Fallback)?/claude-fable-5-1-xhigh81$10 / $50

3Claude Fable 5.1 (High, Default Fallback)?/claude-fable-5-1-high79$10 / $50

4GPT-5.6 Sol (Xhigh)openai/gpt-5-6-sol-xhigh78$4 / $20

5Claude Opus 5 (Max)anthropic/claude-opus-578$5 / $25

AASource: Artificial Analysis · Independent third-party evaluation; not influenced by BazaarLinkView full evaluation on AA →

Quick Start

Use DeepSeek V4.1 Flash 1017 via BazaarLink API — just change the base_url:

Python

from openai import OpenAI

client = OpenAI(
    base_url="https://api.bazaarlink.ai/v1",
    api_key="sk-bl-YOUR_API_KEY",
)

response = client.chat.completions.create(
    model="deepseek/deepseek-v4.1-flash-1017",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)

TypeScript

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.bazaarlink.ai/v1",
  apiKey: "sk-bl-YOUR_API_KEY",
});

const response = await client.chat.completions.create({
  model: "deepseek/deepseek-v4.1-flash-1017",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(response.choices[0].message.content);

Why use DeepSeek V4.1 Flash 1017 via BazaarLink?

✓Clear usage records and itemized billing
✓OpenAI-compatible API — zero code changes required
✓When an upstream source has a problem, a request can try another available source. If none is available, the request returns an error.
✓Support resources for teams

Try Now ← All Models

Frequently Asked Questions

What is DeepSeek V4.1 Flash 1017?

DeepSeek V4.1 Flash 1017 is the October 17, 2026 snapshot of DeepSeek V4.1 Flash, served by DeepSeek under the `deepseek-flash` API model name. V4.1 Flash is a sparse mixture-of-experts model...

How much does the DeepSeek V4.1 Flash 1017 API cost?

DeepSeek V4.1 Flash 1017 costs $0.21 per 1M input tokens and $0.84 per 1M output tokens when accessed through BazaarLink.

How do I use DeepSeek V4.1 Flash 1017 with the OpenAI SDK?

Set base_url to "https://api.bazaarlink.ai/v1" and use model ID "deepseek/deepseek-v4.1-flash-1017". All OpenAI SDK methods (chat.completions, embeddings, streaming) work without code changes.

What is the context window for DeepSeek V4.1 Flash 1017?

DeepSeek V4.1 Flash 1017 supports a context window of 1,048,576 tokens.

Is DeepSeek V4.1 Flash 1017 available for free?

DeepSeek V4.1 Flash 1017 is a paid model. BazaarLink offers free trial credits on registration so you can test it without a credit card.

Relay integrity checks

Tested endpoints: 114 runs
Independent hosts: 30
Model-family fingerprint match: 89%
Anomalies detected: 112 runs
Data range: past 90 days

BazaarLink Probe verifies endpoints that claim to serve this model and flags behavior that differs from the reference baseline.

View the full integrity report →