LLM7.io
LLM7.io
Toggle theme

Chat comparison

anthropic/claude-sonnet-4-6vsclaude-opus-5

Anthropic 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…

claude-opus-5

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

claude-opus-5

text, image

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 6

79%

Moderate

claude-opus-5 · leads in 22

83%

Strong

Knowledge & reasoning

  • General knowledge

    anthropic/claude-sonnet-4-681%
    claude-opus-5Leads86%
  • Logical reasoning

    anthropic/claude-sonnet-4-684%
    claude-opus-5Leads88%
  • Mathematics

    anthropic/claude-sonnet-4-681%
    claude-opus-5Leads87%
  • Scientific and technical depth

    anthropic/claude-sonnet-4-682%
    claude-opus-5Leads91%
  • Planning and task decomposition

    anthropic/claude-sonnet-4-684%
    claude-opus-5Leads89%

Coding & tools

  • Code generation

    anthropic/claude-sonnet-4-678%
    claude-opus-5Leads79%
  • Debugging and code review

    anthropic/claude-sonnet-4-684%
    claude-opus-5Leads88%
  • Agentic coding

    anthropic/claude-sonnet-4-684%
    claude-opus-5Leads90%
  • Tool and function calling

    anthropic/claude-sonnet-4-687%
    claude-opus-5Leads88%
  • SQL and query writing

    anthropic/claude-sonnet-4-683%
    claude-opus-5Leads86%

Writing & language

  • Creative writing

    anthropic/claude-sonnet-4-684%
    claude-opus-5Leads88%
  • Professional writing

    anthropic/claude-sonnet-4-689%
    claude-opus-5Leads91%
  • Conversational quality

    anthropic/claude-sonnet-4-687%
    claude-opus-5Leads90%
  • Multilingual ability

    anthropic/claude-sonnet-4-667%
    claude-opus-5Leads76%
  • Translation

    anthropic/claude-sonnet-4-683%
    claude-opus-5Leads89%
  • Summarization

    anthropic/claude-sonnet-4-674%
    claude-opus-5Leads92%

Data & professional work

  • Data analysis

    anthropic/claude-sonnet-4-683%
    claude-opus-5Leads90%
  • Professional domains

    anthropic/claude-sonnet-4-686%
    claude-opus-5Leads92%
  • Information extraction

    anthropic/claude-sonnet-4-687%
    claude-opus-5Leads88%
  • Classification and labeling

    anthropic/claude-sonnet-4-6Leads83%
    claude-opus-582%
  • Long-context handling

    anthropic/claude-sonnet-4-648%
    claude-opus-5Leads93%

Reliability & control

  • Instruction following

    anthropic/claude-sonnet-4-6Leads89%
    claude-opus-588%
  • Structured output

    anthropic/claude-sonnet-4-6Leads97%
    claude-opus-590%
  • Factual accuracy

    anthropic/claude-sonnet-4-693%
    claude-opus-593%
  • Safety and alignment

    anthropic/claude-sonnet-4-691%
    claude-opus-591%
  • Steerability

    anthropic/claude-sonnet-4-690%
    claude-opus-5Leads92%
  • Output consistency

    anthropic/claude-sonnet-4-6Leads97%
    claude-opus-592%

Speed, cost & vision

  • Response speed

    anthropic/claude-sonnet-4-6Leads25%
    claude-opus-512%
  • Cost efficiency

    anthropic/claude-sonnet-4-6Leads24%
    claude-opus-521%
  • Image understanding

    anthropic/claude-sonnet-4-661%
    claude-opus-5Leads81%

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%

claude-opus-5

99.22%

Average response time

anthropic/claude-sonnet-4-6

25,849.29 ms

claude-opus-5

9,181.89 ms

P95 API latency

anthropic/claude-sonnet-4-6

60,000 ms

claude-opus-5

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%claude-opus-5: 100%
21 Sept21 Oct

Average API latency

Both models on the same scale

anthropic/claude-sonnet-4-6: 2,425 msclaude-opus-5: 5,515 ms
21 Sept21 Oct

P95 API latency

Both models on the same scale

anthropic/claude-sonnet-4-6: 5,000 msclaude-opus-5: 10,000 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

  • The recent stability rates are too close to distinguish meaningfully.
  • claude-opus-5 recorded a lower observed p95 API latency on LLM7 during this period.

Keep exploring