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Claude Haiku 4.5 vs DeepSeek V4 Flash

Compare Claude Haiku 4.5 from Anthropic and DeepSeek V4 Flash 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 4.5DeepSeekDeepSeek V4 Flash
+ Add model · 2/4
Anthropic logo
Claude Haiku 4.5
Anthropic · text, image, pdf → text

Claude Haiku 4.5 is a fast, affordable, and highly capable AI model, excelling at coding and agentic tasks. Its combination of speed and low cost makes it ideal for powering real-time applications like chatbots, high-volume free services, and specialized "sub-agents" for complex tasks in coding, finance, and research. It can also handle common business tasks like creating office documents and assisting with strategy and analysis. ⚠️ The minimum cache token for claude-haiku-4-5 has been increased from 1,024 to 4,096 tokens.

Input$1.1 /M
Output$5.5 /M
Details
DeepSeek logo
DeepSeek V4 Flash
DeepSeek · text → text

(This model currently points to the older 0423 version; if you need to request the latest version, you can choose the model deepseek-v4-flash-0731)DeepSeek-V4 features an ultra-long context of one million characters and achieves leading performance domestically and in the open-source domain in agent capabilities, world knowledge, and reasoning.

Input$0.142 /M
Output$0.284 /M
Cache read$0.0284 /M
Details

Pricing & Specifications

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

Claude Haiku 4.5
DeepSeek V4 Flash
Input /M
$1.1
$0.142
Output /M
$5.5
$0.284
Cache read /M
-
$0.0284
Context length
200,000
1,000,000
Max output
64,000
384,000
Time to First Token
0.5 s
1.0 s
Throughput
152.6 tok/s
66.4 tok/s
Modalities
textimagepdf
text
Supported Parameters
thinkingtoolsfunction callingstructured outputs
toolsfunction callingstructured outputsthinking
API Formats
chat_completions · claude_api
Released
October 1, 2025
April 24, 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-4-5deepseek-v4-flash

Tokens / day

-

Requests / day

-

Performance Past 3 Days

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

claude-haiku-4-5deepseek-v4-flash

Throughput (tok/s)

-

TTFT (s)

-

Uptime (%)

-

LMArena Benchmarks

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

Text
claude-haiku-4-5deepseek-v4-flash
1360140014401480
Overall
14131436
Coding
14811483
Math
13991426
Hard prompts
14411459
Instruction following
14161428
Multi-turn
14251452
Creative writing
13891408
Longer query
14371448
Chinese
14331473
English
14311445

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 Flash
$12.78 /mo
Claude Haiku 4.5
$149 /mo

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

FAQ

Which is cheaper: Claude Haiku 4.5, DeepSeek V4 Flash?

DeepSeek V4 Flash: $0.284/M output tokens; Claude Haiku 4.5: $5.5/M. Use the cost calculator above to estimate your own workload.

How do their coding arena scores compare?

DeepSeek V4 Flash: 1483; Claude Haiku 4.5: 1481 (LMArena coding leaderboard).

Which responds faster?

Claude Haiku 4.5: 0.5s 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 4.5 accepts 200,000 and DeepSeek V4 Flash accepts 1,000,000 input tokens. Maximum output per request is 64,000 tokens on Claude Haiku 4.5 and 384,000 tokens on DeepSeek V4 Flash.

Which one generates tokens faster?

Claude Haiku 4.5 at 152.6 tok/s and DeepSeek V4 Flash at 66.4 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 4.5 accepts text, image and PDF input and supports thinking, tool calling, function calling and structured outputs; DeepSeek V4 Flash accepts text input and supports tool calling, function calling, structured outputs and thinking.

Can I call Claude Haiku 4.5 and DeepSeek V4 Flash 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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