| Signal | DeepSeek V3 | Delta | DeepSeek V3.1 Terminus |
|---|---|---|---|
Capabilities | 50 | -17 | |
Benchmarks | 70 | +1 | |
Pricing | 99 | 0 | |
Context window size | 83 | -- | |
Recency | 49 | -49 | |
Output Capacity | 87 | +67 | |
| Overall Result | 2 wins | of 6 | 3 wins |
Score History
69.7
current score
DeepSeek V3
right now
69.4
current score
DeepSeek
DeepSeek
DeepSeek V3.1 Terminus saves you $16.00/month
That's $192.00/year compared to DeepSeek V3 at your current usage level of 100K calls/month.
| Metric | DeepSeek V3 | DeepSeek V3.1 Terminus | Winner |
|---|---|---|---|
| Overall Score | 70 | 69 | DeepSeek V3 |
| Rank | #63 | #65 | DeepSeek V3 |
| Quality Rank | #63 | #65 | DeepSeek V3 |
| Adoption Rank | #63 | #65 | DeepSeek V3 |
| Parameters | -- | -- | -- |
| Context Window | 164K | 164K | -- |
| Pricing | $0.32/$0.89/M | $0.21/$0.79/M | -- |
| Signal Scores | |||
| Capabilities | 50 | 67 | DeepSeek V3.1 Terminus |
| Benchmarks | 70 | 69 | DeepSeek V3 |
| Pricing | 99 | 99 | DeepSeek V3.1 Terminus |
| Context window size | 83 | 83 | DeepSeek V3 |
| Recency | 49 | 98 | DeepSeek V3.1 Terminus |
| Output Capacity | 87 | 20 | DeepSeek V3 |
Our score (0-100) is driven by benchmark performance (90%) from Arena Elo ratings, MMLU, GPQA, HumanEval, SWE-bench, and 15+ standardized evaluations. Capabilities and context window serve as tiebreakers (10%). Here's what the scores mean for these two models:
Scores 70/100 (rank #63), placing it in the top 79% of all 290 models tracked.
Scores 69/100 (rank #65), placing it in the top 78% of all 290 models tracked.
With only a 0-point gap, these models are in the same performance tier. The practical difference in output quality is minimal - your choice should depend on pricing, latency requirements, and specific feature needs.
DeepSeek V3.1 Terminus offers 17% better value per quality point. At 1M tokens/day, you'd spend $15.00/month with DeepSeek V3.1 Terminus vs $18.15/month with DeepSeek V3 - a $3.15 monthly difference.
Both models have comparable response speeds. For most applications, the latency difference is negligible.
When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.
Code generation & review
Higher benchmark score (0/100) indicates stronger performance on coding tasks like generating functions, debugging, and refactoring
Customer support chatbot
Faster response time (speed score 0/100) is critical for user-facing chat. DeepSeek V3.1 Terminus also offers lower per-token costs for high-volume support
Long document analysis
Larger context window (164K tokens) can process longer documents, contracts, and research papers in a single pass
Batch data extraction
Lower output pricing ($0.79/M) reduces costs when processing thousands of records daily
Creative writing & content
Higher overall composite score (70/100) correlates with better nuance, coherence, and style in long-form content
DeepSeek V3 and DeepSeek V3.1 Terminus are extremely close in overall performance (only 0.29999999999999716 points apart). Your best choice depends entirely on which specific strengths matter most for your use case.
Best for Quality
DeepSeek V3
Marginally better benchmark scores; both are excellent
Best for Cost
DeepSeek V3.1 Terminus
17% lower pricing; better value at scale
Best for Reliability
DeepSeek V3
Higher uptime and faster response speeds
Best for Prototyping
DeepSeek V3
Stronger community support and better developer experience
Best for Production
DeepSeek V3
Wider enterprise adoption and proven at scale
by DeepSeek
| Capability | DeepSeek V3 | DeepSeek V3.1 Terminus |
|---|---|---|
| Vision (Image Input) | ||
| Function Calling | ||
| Streaming | ||
| JSON Mode | ||
| Reasoningdiffers | ||
| Web Search | ||
| Image Output |
DeepSeek
DeepSeek
DeepSeek V3.1 Terminus saves you $0.3180/month
That's 19% cheaper than DeepSeek V3 at 1,000 tokens/request and 100 requests/day.
Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.
| Parameter | DeepSeek V3 | DeepSeek V3.1 Terminus |
|---|---|---|
| Context Window | 164K | 164K |
| Max Output Tokens | 163,840 | -- |
| Open Source | Yes | Yes |
| Created | Dec 26, 2024 | Sep 22, 2025 |
DeepSeek V3 scores 70/100 (rank #63) compared to DeepSeek V3.1 Terminus's 69/100 (rank #65), giving it a 0-point advantage. DeepSeek V3 is the stronger overall choice, though DeepSeek V3.1 Terminus may excel in specific areas like cost efficiency.
DeepSeek V3 is ranked #63 and DeepSeek V3.1 Terminus is ranked #65 out of 290+ AI models. Rankings use a composite score combining benchmark performance (90%) from MMLU, GPQA, HumanEval, SWE-bench, and 15+ standardized evaluations, with capabilities and context window as tiebreakers (10%). Scores update hourly.
DeepSeek V3.1 Terminus is cheaper at $0.79/M output tokens vs DeepSeek V3's $0.89/M output tokens - 1.1x more expensive. Input token pricing: DeepSeek V3 at $0.32/M vs DeepSeek V3.1 Terminus at $0.21/M.
DeepSeek V3 has a larger context window of 163,840 tokens compared to DeepSeek V3.1 Terminus's 163,840 tokens. A larger context window means the model can process longer documents and conversations.