R1 0528
by DeepSeektext->text4 endpoints
Neura Intelligence Index
47.1/ 100
Rank
#176—
Confidence
mediumBenchmarks
7(18% coverage)
Overview
May 28th update to the original DeepSeek R1 Performance on par with OpenAI o1, but open-sourced and with fully open reasoning tokens. It's 671B parameters in size, with 37B active...
Capabilities
Text generation
Tool use / Function calling
Structured output
Extended reasoning
Prompt caching
Long context
Top-P sampling
Stop sequences
Deterministic seed
Log probabilities
Modalities
Input
Text
Output
Text
Technical Specifications
Context Window
163.8K tokens
Max Output
32.8K tokens
Knowledge Cutoff
2025-03-31
Tokenizer
DeepSeek
Uptime (24h)
9992.1%
Parameters
671000000000B
License
mitOpen Weights
Country
🇨🇳CN
Release Date
May 28, 20251y
Supported Parameters
frequency_penaltyinclude_reasoninglogit_biaslogprobsmax_tokensmin_ppresence_penaltyreasoningrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p
Benchmark Performance
general
| Benchmark | Score | Source |
|---|---|---|
| SimpleQA | 92.3 | verified |
coding
| Benchmark | Score | Source |
|---|---|---|
| SWE-bench Verified | 44.6 | verified |
| TerminalBench | 5.7 | verified |
math
| Benchmark | Score | Source |
|---|---|---|
| AIME 2025 | 87.5 | verified |
reasoning
| Benchmark | Score | Source |
|---|---|---|
| GPQA Diamond | 81 | verified |
| Humanity's Last Exam | 17.7 | verified |
agent
| Benchmark | Score | Source |
|---|---|---|
| BrowseComp | 8.9 | verified |
Performance Over Time
Pricing
Per 1M tokens
Input$0.50
Output$2.15
Cache read$0.35
Added
May 28, 2025
Last synced 8/27/2026