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Claude Haiku 5.5 vs DeepSeek V4.1 Flash 1017

Compare Claude Haiku 5.5 from Anthropic and DeepSeek V4.1 Flash 1017 from DeepSeek on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the AIHubMix API.

AnthropicClaude Haiku 5.5DeepSeekDeepSeek V4.1 Flash 1017
Anthropic logo
Claude Haiku 5.5
Anthropic · text, image → text

Claude Haiku 5.5 is Anthropic’s next-generation product, designed for high-throughput, cost-sensitive tasks. It can reliably handle fast and repetitive workloads such as summarization, context compression, database queries, and classification requests. It is also well suited to be used as a sub-agent model in programming workflows alongside Opus 5.5 and Sonnet 5.5.

Input$0.1 /M
Output$0.5 /M
30% off·Oct 19 – Oct 25 GMT+0
DeepSeek logo
DeepSeek V4.1 Flash 1017
DeepSeek · text, image → text

The official latest version of DeepSeek V4.1 Flash has been upgraded to DeepSeek-V4.1-Flash-1017. API usage and pricing remain unchanged—you can still access the latest model using deepseek-flash.

Input$0.155$0.1085 /M
Output$0.62$0.434 /M
Cache read$0.0031$0.0022 /M

Pricing & Specifications

Prices are per million tokens. Time to First Token and throughput are rolling averages measured on AIHubMix.

Claude Haiku 5.5
DeepSeek V4.1 Flash 1017
Input /M
$0.1
$0.155$0.1085−30%
Output /M
$0.5
$0.62$0.434−30%
Cache read /M
-
$0.0031$0.0022−30%
Context length
1,000,000
1,000,000
Max output
128,000
393,216
Time to First Token
0.6 s
1.7 s
Throughput
187.4 tok/s
125.7 tok/s
Modalities
textimage
textimage
Supported Parameters
API Formats
Released
October 8, 2026
October 17, 2026

Promotional prices show the discounted rate; see each model page for promotion windows.

Activity Past 30 Days

Daily traffic served through AIHubMix — how demand for each model is trending.

claude-haiku-5-5deepseek-v4.1-flash-1017

Tokens / day

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Requests / day

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Performance Past 3 Days

Measured on real AIHubMix traffic, hourly buckets. Gaps mean no traffic in that hour.

claude-haiku-5-5deepseek-v4.1-flash-1017

Throughput (tok/s)

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TTFT (s)

-

Uptime (%)

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LMArena Benchmarks

LMArena ratings by capability (Bradley-Terry, commonly called Elo). Higher is better.

WebDev Arena
claude-haiku-5-5deepseek-v4.1-flash-1017
15601580160016201640
Overall
15861619

Source: LMArena (arena.ai) leaderboard, imported by AIHubMix. Models without published ratings are omitted per chart.

Cost calculator

Estimate your monthly bill for the same workload on each model.

DeepSeek V4.1 Flash 1017
$19$13.02 /mo
Claude Haiku 5.5
$13.50 /mo

Monthly = daily × 30. Discounted rates applied where a promotion is active.

FAQ

Which is cheaper: Claude Haiku 5.5, DeepSeek V4.1 Flash 1017?

DeepSeek V4.1 Flash 1017: $0.434/M output tokens; Claude Haiku 5.5: $0.5/M. Use the cost calculator above to estimate your own workload.

Which responds faster?

Claude Haiku 5.5: 0.6s time to first token measured on AIHubMix; see the live performance charts above for how each model behaves across the day.

How large is each context window?

Claude Haiku 5.5 accepts 1,000,000 and DeepSeek V4.1 Flash 1017 accepts 1,000,000 input tokens. Maximum output per request is 128,000 tokens on Claude Haiku 5.5 and 393,216 tokens on DeepSeek V4.1 Flash 1017.

Which one generates tokens faster?

Claude Haiku 5.5 at 187.4 tok/s and DeepSeek V4.1 Flash 1017 at 125.7 tok/s, measured as output throughput on AIHubMix — a separate metric from time to first token.

What inputs and capabilities does each model support?

Claude Haiku 5.5 accepts text and image input; DeepSeek V4.1 Flash 1017 accepts text and image input.

Can I call Claude Haiku 5.5 and DeepSeek V4.1 Flash 1017 with the same API key?

Yes. AIHubMix serves every model on this page behind one OpenAI-compatible endpoint, so switching between them is a one-line change to the model field — no second account, key or SDK.

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