Exaone 4.0 1.2B (Reasoning) vs. DeepSeek R1 0528 (May '25)
Comparison between Exaone 4.0 1.2B (Reasoning) and DeepSeek R1 0528 (May '25) across intelligence, price, speed, context window and more.
For details relating to our methodology, see our Methodology page.
Highlights
Model Comparison
Exaone 4.0 1.2B (Reasoning) | DeepSeek R1 0528 (May '25) | ||
|---|---|---|---|
| Intelligence Index | 3* | 20* | DeepSeek R1 0528 (May '25) is more intelligent than Exaone 4.0 1.2B (Reasoning) |
| Context Window | 64k tokens~96 A4 pages of size 12 Arial font | 128k tokens~192 A4 pages of size 12 Arial font | DeepSeek R1 0528 (May '25) has a larger context window than Exaone 4.0 1.2B (Reasoning) |
| Release Date | July 2025 | May 2025 | Exaone 4.0 1.2B (Reasoning) has a more recent release date than DeepSeek R1 0528 (May '25) |
| Parameters | 1.3B | 685B, 37B active at inference time | DeepSeek R1 0528 (May '25) has more parameters than Exaone 4.0 1.2B (Reasoning) |
| Reasoning | Yes | Yes | Both Exaone 4.0 1.2B (Reasoning) and DeepSeek R1 0528 (May '25) have reasoning |
| Image Input Support | No | No | Neither Exaone 4.0 1.2B (Reasoning) nor DeepSeek R1 0528 (May '25) have image input support |
| Open Source (Weights) | Both Exaone 4.0 1.2B (Reasoning) and DeepSeek R1 0528 (May '25) are open source | ||
| License | |||
| License Supports Commercial Use Without Restrictions | No | Yes | DeepSeek R1 0528 (May '25) has license supports commercial use without restrictions while Exaone 4.0 1.2B (Reasoning) does not |
Intelligence
Artificial Analysis Intelligence Index
Artificial Analysis Intelligence Index by Open Weights / Proprietary
Intelligence Evaluations
Agentic real-world work tasks, (Elo-500)/2000
Agentic tool use
Agentic coding & terminal use
Coding
Reasoning & knowledge
Scientific reasoning
Physics reasoning
Knowledge
1 - hallucination rate
Long context reasoning
Agentic knowledge work, Elo
Agentic SaaS workflows
Legal agentic work, criterion pass rate
Agentic business operations
Instruction following
Long-horizon agentic tasks
Kubernetes incident root-cause analysis
Visual reasoning
AA-Briefcase
AA-Briefcase Elo
AA-Omniscience
AA-Omniscience Index
Openness
Artificial Analysis Openness Index: Score
Intelligence Index Comparisons
Intelligence Index vs. Cost per Intelligence Index Task
Token Use
Output Tokens per Intelligence Index Task
Price and Cost
Cost per Intelligence Index Task
Cost to Run Artificial Analysis Intelligence Index
Pricing: Cache Hit, Input, and Output
Context Window
Context Window
Speed
Measured by Output Speed (tokens per second)
Output Speed
Time per Intelligence Index Task
Latency
Measured by Time (seconds) to First Token
Latency: Time To First Answer Token
End-to-End Response Time
Seconds to output 500 tokens, calculated based on time to first token, 'thinking' time for reasoning models, and output speed
End-to-End Response Time
Model Size (Open Weights Models Only)
Model Size: Total and Active Parameters
Frequently Asked Questions
DeepSeek R1 0528 (May '25) is more intelligent. DeepSeek R1 0528 (May '25) scores 20 (estimated), compared with Exaone 4.0 1.2B (Reasoning) at 3 (estimated) on the Artificial Analysis Intelligence Index.
DeepSeek R1 0528 (May '25) has a larger context window. DeepSeek R1 0528 (May '25) supports 130k tokens, compared with Exaone 4.0 1.2B (Reasoning) at 64k tokens.