claude-sonnet-5
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Chat comparison
claude-sonnet-5vsDeepSeek-V4.1-Flash
Compare the things that matter before you build: current price, capabilities, and latest aggregated LLM7 statistics.
Current pricing
See the cost difference clearly
DeepSeek-V4.1-Flash
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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%+
claude-sonnet-5 · leads in 26
82%
Strong
DeepSeek-V4.1-Flash · leads in 3
66%
Moderate
Knowledge & reasoning
General knowledge
claude-sonnet-5Leads81%DeepSeek-V4.1-Flash57%Logical reasoning
claude-sonnet-5Leads83%DeepSeek-V4.1-Flash70%Mathematics
claude-sonnet-582%DeepSeek-V4.1-FlashLeads88%Scientific and technical depth
claude-sonnet-5Leads82%DeepSeek-V4.1-Flash73%Planning and task decomposition
claude-sonnet-5Leads84%DeepSeek-V4.1-Flash68%
Coding & tools
Code generation
claude-sonnet-5Leads79%DeepSeek-V4.1-Flash77%Debugging and code review
claude-sonnet-5Leads86%DeepSeek-V4.1-Flash80%Agentic coding
claude-sonnet-5Leads88%DeepSeek-V4.1-Flash80%Tool and function calling
claude-sonnet-5Leads85%DeepSeek-V4.1-Flash66%SQL and query writing
claude-sonnet-5Leads85%DeepSeek-V4.1-Flash80%
Writing & language
Creative writing
claude-sonnet-5Leads84%DeepSeek-V4.1-Flash49%Professional writing
claude-sonnet-5Leads90%DeepSeek-V4.1-Flash57%Conversational quality
claude-sonnet-5Leads88%DeepSeek-V4.1-Flash54%Multilingual ability
claude-sonnet-5Leads72%DeepSeek-V4.1-Flash69%Translation
claude-sonnet-5Leads85%DeepSeek-V4.1-Flash63%Summarization
claude-sonnet-5Leads87%DeepSeek-V4.1-Flash65%
Data & professional work
Data analysis
claude-sonnet-5Leads83%DeepSeek-V4.1-Flash74%Professional domains
claude-sonnet-5Leads86%DeepSeek-V4.1-Flash60%Information extraction
claude-sonnet-5Leads87%DeepSeek-V4.1-Flash68%Classification and labeling
claude-sonnet-5Leads85%DeepSeek-V4.1-Flash70%Long-context handling
claude-sonnet-5Leads90%DeepSeek-V4.1-Flash80%
Reliability & control
Instruction following
claude-sonnet-5Leads87%DeepSeek-V4.1-Flash61%Structured output
claude-sonnet-5Leads93%DeepSeek-V4.1-Flash68%Factual accuracy
claude-sonnet-5Leads91%DeepSeek-V4.1-Flash56%Safety and alignment
claude-sonnet-5Leads88%DeepSeek-V4.1-Flash44%Steerability
claude-sonnet-5Leads90%DeepSeek-V4.1-Flash57%Output consistency
claude-sonnet-5Leads96%DeepSeek-V4.1-Flash61%
Speed, cost & vision
Response speed
claude-sonnet-531%DeepSeek-V4.1-FlashLeads80%Cost efficiency
claude-sonnet-540%DeepSeek-V4.1-FlashLeads48%Image understanding
claude-sonnet-5No image inputDeepSeek-V4.1-FlashNo image input
Latest LLM7 statistics
Recent aggregated percentages and response-time metrics from LLM7, not a global model benchmark or traffic disclosure.
Recent stability
claude-sonnet-5
96.99%
DeepSeek-V4.1-Flash
97.64%
Average response time
claude-sonnet-5
18,802.22 ms
DeepSeek-V4.1-Flash
4,900.53 ms
P95 API latency
claude-sonnet-5
60,000 ms
DeepSeek-V4.1-Flash
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
claude-sonnet-5: 100%DeepSeek-V4.1-Flash: 100%
Average API latency
Both models on the same scale
claude-sonnet-5: 12,393 msDeepSeek-V4.1-Flash: 2,735 ms
P95 API latency
Both models on the same scale
claude-sonnet-5: 60,000 msDeepSeek-V4.1-Flash: 10,000 ms
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.
- DeepSeek-V4.1-Flash recorded a lower observed p95 API latency on LLM7 during this period.