LLM7.io
LLM7.io
Toggle theme

Chat comparison

anthropic/claude-sonnet-4-6vsdeepseek-v4-flash:0731

DeepSeek logo

Compare the things that matter before you build: current price, capabilities, and latest aggregated LLM7 statistics.

Current pricing

See the cost difference clearly

anthropic/claude-sonnet-4-6

Checking current pricing…

deepseek-v4-flash:0731

Checking current pricing…

What's different

Only capabilities that differ between these models are listed. Green highlights the broader supported option or larger context window.

Input formats

anthropic/claude-sonnet-4-6

text, image, json

deepseek-v4-flash:0731

text

Vision

anthropic/claude-sonnet-4-6Better fit

Supported

deepseek-v4-flash:0731

Not supported

Capability scores

AI-estimated ratings on 30 criteria from head-to-head comparisons against 86 other text models in the LLM7 catalog, judged by TypeSafe Jev from public information (2026-10-20). Each score is the win rate against the field, relative to the strongest model for that criterion (100%). Not a benchmark.

Below 50%50–79%80–94%95%+

anthropic/claude-sonnet-4-6 · leads in 24

79%

Moderate

deepseek-v4-flash:0731 · leads in 5

66%

Moderate

Knowledge & reasoning

  • General knowledge

    anthropic/claude-sonnet-4-6Leads81%
    deepseek-v4-flash:073153%

  • Logical reasoning

    anthropic/claude-sonnet-4-6Leads84%
    deepseek-v4-flash:073168%

  • Mathematics

    anthropic/claude-sonnet-4-681%
    deepseek-v4-flash:0731Leads87%

  • Scientific and technical depth

    anthropic/claude-sonnet-4-6Leads82%
    deepseek-v4-flash:073171%

  • Planning and task decomposition

    anthropic/claude-sonnet-4-6Leads84%
    deepseek-v4-flash:073166%

Coding & tools

  • Code generation

    anthropic/claude-sonnet-4-6Leads78%
    deepseek-v4-flash:073176%

  • Debugging and code review

    anthropic/claude-sonnet-4-6Leads84%
    deepseek-v4-flash:073179%

  • Agentic coding

    anthropic/claude-sonnet-4-6Leads84%
    deepseek-v4-flash:073180%

  • Tool and function calling

    anthropic/claude-sonnet-4-6Leads87%
    deepseek-v4-flash:073164%

  • SQL and query writing

    anthropic/claude-sonnet-4-6Leads83%
    deepseek-v4-flash:073180%

Writing & language

  • Creative writing

    anthropic/claude-sonnet-4-6Leads84%
    deepseek-v4-flash:073144%

  • Professional writing

    anthropic/claude-sonnet-4-6Leads89%
    deepseek-v4-flash:073153%

  • Conversational quality

    anthropic/claude-sonnet-4-6Leads87%
    deepseek-v4-flash:073151%

  • Multilingual ability

    anthropic/claude-sonnet-4-667%
    deepseek-v4-flash:0731Leads68%

  • Translation

    anthropic/claude-sonnet-4-6Leads83%
    deepseek-v4-flash:073160%

  • Summarization

    anthropic/claude-sonnet-4-6Leads74%
    deepseek-v4-flash:073167%

Data & professional work

  • Data analysis

    anthropic/claude-sonnet-4-6Leads83%
    deepseek-v4-flash:073174%

  • Professional domains

    anthropic/claude-sonnet-4-6Leads86%
    deepseek-v4-flash:073156%

  • Information extraction

    anthropic/claude-sonnet-4-6Leads87%
    deepseek-v4-flash:073169%

  • Classification and labeling

    anthropic/claude-sonnet-4-6Leads83%
    deepseek-v4-flash:073170%

  • Long-context handling

    anthropic/claude-sonnet-4-648%
    deepseek-v4-flash:0731Leads89%

Reliability & control

  • Instruction following

    anthropic/claude-sonnet-4-6Leads89%
    deepseek-v4-flash:073158%

  • Structured output

    anthropic/claude-sonnet-4-6Leads97%
    deepseek-v4-flash:073167%

  • Factual accuracy

    anthropic/claude-sonnet-4-6Leads93%
    deepseek-v4-flash:073154%

  • Safety and alignment

    anthropic/claude-sonnet-4-6Leads91%
    deepseek-v4-flash:073140%

  • Steerability

    anthropic/claude-sonnet-4-6Leads90%
    deepseek-v4-flash:073153%

  • Output consistency

    anthropic/claude-sonnet-4-6Leads97%
    deepseek-v4-flash:073160%

Speed, cost & vision

  • Response speed

    anthropic/claude-sonnet-4-625%
    deepseek-v4-flash:0731Leads82%

  • Cost efficiency

    anthropic/claude-sonnet-4-624%
    deepseek-v4-flash:0731Leads79%

  • Image understanding

    anthropic/claude-sonnet-4-661%
    deepseek-v4-flash:0731No image input

Latest LLM7 statistics

Recent aggregated percentages and response-time metrics from LLM7, not a global model benchmark or traffic disclosure.

Recent stability

anthropic/claude-sonnet-4-6

98.39%

deepseek-v4-flash:0731

99.96%

Average response time

anthropic/claude-sonnet-4-6

25,849.29 ms

deepseek-v4-flash:0731

8,511.8 ms

P95 API latency

anthropic/claude-sonnet-4-6

60,000 ms

deepseek-v4-flash:0731

30,000 ms

Side-by-side trends

Shared charts make the observed differences easier to read. Metrics without enough history stay hidden.

Request success rate

Both models on the same scale

anthropic/claude-sonnet-4-6: 100%deepseek-v4-flash:0731: 100%
21 Sept21 Oct

Average API latency

Both models on the same scale

anthropic/claude-sonnet-4-6: 2,425 msdeepseek-v4-flash:0731: 9,289 ms
21 Sept21 Oct

P95 API latency

Both models on the same scale

anthropic/claude-sonnet-4-6: 5,000 msdeepseek-v4-flash:0731: 30,000 ms
21 Sept21 Oct

Estimate your workload

Published rates are loaded from the pricing API; per-request quotes are billed from actual provider usage.

Checking current pricing…
Checking current pricing…

Quick take

  • anthropic/claude-sonnet-4-6 supports image input while the other model does not.
  • deepseek-v4-flash:0731 recorded higher recent LLM7 stability during this period.
  • deepseek-v4-flash:0731 recorded a lower observed p95 API latency on LLM7 during this period.

Keep exploring

About anthropic/claude-sonnet-4-6About deepseek-v4-flash:0731anthropic/claude-sonnet-4-6 vs gpt-6.1-solanthropic/claude-sonnet-4-6 vs glm-5.2anthropic/claude-sonnet-4-6 vs glm-5.3deepseek-v4-flash:0731 vs gpt-6.1-solclaude-opus-4-8 vs deepseek-v4-flash:0731deepseek-v4-flash:0731 vs mistral-large-3:675b