LLMs & Assistants
Claude vs DeepSeek.
Both sit in LLMs & Assistants, scored on the same six pillars from the same published methodology. Here is where they actually differ.
The short answer
Claude scores higher — 90.5 against 83.6, a margin of 6.9 points. That is the overall answer, not the whole one: the pillar breakdown below is where the decision usually actually gets made.
Claude leads on security & compliance, maturity & reliability and capability; DeepSeek leads on value for money.
Anthropic
90.5
Exceptional
Frontier assistant known for reasoning depth, long context and reliability.
- From
- Free / $20 per month (Pro)
- Pricing
- Freemium
- Maturity
- Mature
- Founded
- 2023
DeepSeek AI
83.6
Excellent
Open-weight frontier models at a fraction of the usual cost.
- From
- Free (open weights) / low-cost API
- Pricing
- Open Source
- Maturity
- Emerging
- Founded
- 2023
Pillar by pillar
The same six pillars and fixed weights used for every tool on the site. A lead of fewer than 5 points is not called for either side — these are evidence-backed judgements, not measurements. Read the methodology.
Capability
Claude by 7
Value for Money
DeepSeek by 8
Security & Compliance
Claude by 18
Integrations & Ecosystem
Claude by 6
Maturity & Reliability
Claude by 16
Momentum
Claude by 6
Which one, and when
Pick Claude if
- →compliance and data control decide it — it leads Security & Compliance by 18 points.
- →it has to hold up in production from day one — it leads Maturity & Reliability by 16 points.
- →the hardest end of the work is what you are buying for — it leads Capability by 7 points.
- →Software engineering
- →Long-document analysis
- →Enterprises with strict data policies
The catch
- No native image generation
- Consumer tier usage caps can be restrictive for heavy users
Pick DeepSeek if
- →cost per unit of output is the binding constraint — it leads Value for Money by 8 points.
- →Cost-sensitive AI workloads
- →Self-hosted frontier reasoning
- →Teams fine-tuning open models
The catch
- Hosted service raises data-residency questions for regulated buyers
- Enterprise support and certifications lag Western labs
What each is good at
Claude
- ✓Consistently top-tier on coding and complex reasoning benchmarks
- ✓1M-token context windows (Opus 5) handle entire codebases and long documents
- ✓Model Context Protocol (MCP) created an open integration standard
DeepSeek
- ✓Frontier-class reasoning and coding at a small fraction of the cost
- ✓Open weights allow self-hosting, fine-tuning and full data control
- ✓API pricing undercuts most closed competitors substantially
Other comparisons in LLMs & Assistants
Comparing something else? Build your own side-by-side across any tools in the catalog.