by DeepSeek· 1 years ago
DeepSeek's reasoning model with transparent chain-of-thought. Open-source and highly competitive.
Context Window
128K
Max Output
8K
TTFT
900ms
Speed
60 tok/s
Input Price
$0.55/M tokens
Output Price
$2.19/M tokens
Performance Profile
Strong mid-tier performance balancing capability and cost
128K token context window — handles lengthy documents with ease
Fully open source — self-host, fine-tune, and customize without restrictions
685B (37B active) parameter architecture for deep reasoning
Solve complex mathematical proofs and scientific reasoning problems.
Get frontier reasoning capabilities at a fraction of the cost.
Deploy on your own infrastructure with full transparency.
vs similar-tier models
| Model | Input | Output | Context | Avg Score |
|---|---|---|---|---|
DeepSeek-R1Current DeepSeek | $0.55 | $2.19 | 128K | 87.0 |
o3-mini OpenAI | $1.10 | $4.40 | 200K | 86.3 |
Claude Sonnet 4 Anthropic | $3.00 | $15.00 | 200K | 84.6 |
Summarize an email
<$0.001~300 word email → short summary
400 in · 100 out
Analyze a 1,000-word article
$0.0018Blog post or news article → detailed analysis
1,333 in · 500 out
Chatbot conversation (10 turns)
$0.0066Full customer support interaction
4,000 in · 2,000 out
Summarize a 50-page report
$0.025Legal contract or research paper → key points
37,500 in · 2,000 out
Review a 5,000-line codebase
$0.020Full code review with suggestions
25,000 in · 3,000 out
Process a full novel
$0.077~90,000 words → detailed summary & analysis
120,000 in · 5,000 out
Email summaries
$13/mo
$0.44/day
Chat conversations
$197/mo
$7/day
Document analysis
$750/mo
$25/day
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