DeepSeek V3.1 Terminus API Benchmarks, Pricing & Provider Data
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DeepSeek V3.1 Terminus benchmark, API pricing, and provider data cover 62 API providers, with prices starting at $0.010/request. DeepSeek V3.1 Terminus free API options are available from 3 providers. The page also shows measured API speed and first-token latency.
DeepSeek V3.1 Terminus is a Terminus-branded DeepSeek V3.1 variant tuned for stable long-context reasoning and code generation.
Category Performance
Observed-capability estimates with uncertainty reported separately from independent benchmark families.
- Coverage
- 3 / 8
- Methodology
- V3.0
#1Coding54.9Provisional1/4 Measured dimensions
#2Reasoning54.1Estimated2/4 Measured dimensions
#3Math53Provisional1/4 Measured dimensions
Specifications
Input and output token limits for this model, plus how it ranks on long-context understanding.
Features
Technical Details
- Input
- Output
- Released
- Sep 2025
- Knowledge cutoff
- 2025-03-31
- Tokenizer
- DeepSeek
- Architecture
- text->text
- Instruct type
- deepseek-v3.1
- Moderated
- No
- Supported parameters
- frequency_penaltyinclude_reasoninglogit_biasmax_tokensmin_ppresence_penaltyreasoningrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_p
Rankings
Excels at
Detailed scores
Updated: Aug 31, 2026Pricing
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Input price$0.270/M#51 / 180Output price$1.00/M#46 / 180
Pricing
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Agents
V3.0undefined metric} other undefined metrics}} · No data
No data80% interval30.8–69.20/4 Measured dimensions
Agents
V3.0undefined metric} other undefined metrics}} · No data
Coding
V3.0undefined metric} other undefined metrics}} · Provisional
Score54.980% interval40.9–68.81/4 Measured dimensionsLiveCodeBench52.9%#55 / 115SciCode32.1%#145 / 205
Coding
V3.0undefined metric} other undefined metrics}} · Provisional
Reasoning
V3.0undefined metric} other undefined metrics}} · Estimated
Score54.180% interval43.0–65.32/4 Measured dimensionsMMLU-Pro83.6%#39 / 129GPQA75.1%#116 / 212
Reasoning
V3.0undefined metric} other undefined metrics}} · Estimated
Knowledge
V3.0undefined metric} other undefined metrics}} · No data
No data80% interval30.8–69.20/4 Measured dimensions
Knowledge
V3.0undefined metric} other undefined metrics}} · No data
Math
V3.0undefined metric} other undefined metrics}} · Provisional
Score5380% interval36.9–69.21/4 Measured dimensions
Math
V3.0undefined metric} other undefined metrics}} · Provisional
Multilingual
V3.0undefined metric} other undefined metrics}} · No data
No data80% interval30.8–69.20/4 Measured dimensions
Multilingual
V3.0undefined metric} other undefined metrics}} · No data
Multimodal
V3.0undefined metric} other undefined metrics}} · No data
No data80% interval30.8–69.20/4 Measured dimensions
Multimodal
V3.0undefined metric} other undefined metrics}} · No data
Instruction following
V3.0undefined metric} other undefined metrics}} · No data
No data80% interval30.8–69.20/4 Measured dimensions
Instruction following
V3.0undefined metric} other undefined metrics}} · No data
OpenRouter endpoints
4 endpointsThird-party OpenRouter endpoint data, shown separately from LMSpeed measurements. Some 30-minute live performance fields only appear after syncing with an OpenRouter API key.
| Provider endpoint | Input | Output | 1d uptime | 30m latency | 30m throughput | Context / output |
|---|---|---|---|---|---|---|
Novita novita/fp8 | $0.270/M | $1/M | 100.0% | — | — | undefined tokens / undefined tokens |
AtlasCloud atlas-cloud/fp8 | $0.300/M | $0.950/M | 100.0% | — | — | undefined tokens / undefined tokens |
StreamLake streamlake | $0.343/M | $1.03/M | 99.9% | — | — | undefined tokens / undefined tokens |
SiliconFlow siliconflow/fp8 | $0.270/M | $1/M | 97.0% | — | — | undefined tokens / undefined tokens |
Pricing Comparison
Compare DeepSeek V3.1 Terminus API pricing across 59 providers. Prices range from $0.010/request to $95.45/M. 素墨API offers the lowest rate at $0.010/request. 3 providers offer free API credits or a free tier.
| Provider | Health | Model Variant | Group | Input ($/M) | Output ($/M) | Speed (t/s) | First token | Audit |
|---|---|---|---|---|---|---|---|---|
L1 0% | deepseek-v3-1-terminus | default | $1.00/M | $1.50/M | 126.7 t/s | 1.03 s | — | |
L1 100% | deepseek-v3.1-terminus | deepseek_domestic_3rd_party_02 | -59%$0.110/M | -67%$0.329/M | — | — | — | |
L1 100% | siliconflow/deepseek-v3.1-terminus | default | $10.27/M | $10.27/M | — | — | — | |
L1 100% | deepseek-v3.1-terminus | default | $0.391/M | $1.17/M | — | — | — | |
L1 100% | deepseek-ai/DeepSeek-V3.1-Terminus | default | $1.20/M | $3.60/M | — | — | — | |
兔子API Free | L1 100% | deepseek-v3.1-terminus | 官方优惠 | Free | Free | — | — | — |
L1 99% | deepseek-v3.1-terminus | other | -58%$0.112/M | -58%$0.417/M | — | — | — | |
L1 100% | deepseek-v3-1-terminus | default | $0.274/M | -18%$0.822/M | — | — | — | |
L1 100% | deepseek-v3.1-terminus | default | $0.548/M Cache read$0.068/M | $1.64/M | — | — | — | |
L1 99% | DeepSeek-V3.1-Terminus | default | $0.548/M | $2.19/M | — | — | — | |
L1 99% | deepseek-v3.1-terminus | default | $1.50/M | $6.00/M | — | — | — | |
L1 100% | deepseek-v3.1-terminus | default | -93%$0.018/M Cache read$0.015/M | -93%$0.068/M | — | — | — | |
L1 100% L2 0% | deepseek-v3.1-terminus | default | $0.270/M Cache read$0.216/M | $1.00/M | — | — | — | |
L1 100% | deepseek-v3.1-terminus | default | $0.274/M | $1.92/M | — | — | — | |
L1 99% | deepseek/deepseek-v3.1-terminus | group2 | $0.370/M Cache read$0.192/M | $1.37/M | — | — | — | |
L1 100% | deepseek-v3.1-terminus | default | $6.00/M | $18.00/M | — | — | — | |
L1 99% | deepseek-ai/DeepSeek-V3.1-Terminus | default | $1.96/M | $7.83/M | — | — | — | |
L1 99% | Pro/deepseek-ai/DeepSeek-V3.1-Terminus | default | $1.96/M | $5.87/M | — | — | — | |
L1 99% | siliconflow/deepseek-v3.1-terminus | default | $36.71/M | $36.71/M | — | — | — | |
L1 99% | deepseek-v3.1-terminus | default | $0.864/M | -14%$0.864/M | — | — | — |
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Frequently Asked Questions
- What benchmark data does DeepSeek V3.1 Terminus include?
- LMSpeed shows DeepSeek V3.1 Terminus benchmark context, API price, output speed, first-token latency, and provider data across 62 providers when those signals are available.
- What is the DeepSeek V3.1 Terminus API price?
- DeepSeek V3.1 Terminus has pricing from 62 providers, ranging from $0.010/request to $95.45/M. 素墨API has the lowest listed price.
- What does the DeepSeek V3.1 Terminus API pricing table include?
- The DeepSeek V3.1 Terminus API pricing table compares 62 providers by input price, output price, free tier status, speed, first-token latency, and recent health data when available.
- Which provider has the cheapest DeepSeek V3.1 Terminus API pricing?
- 素墨API currently has the lowest listed DeepSeek V3.1 Terminus price at $0.010/request across 62 providers.
- Can I compare DeepSeek V3.1 Terminus API price and speed together?
- Yes. LMSpeed shows DeepSeek V3.1 Terminus API price, output speed, first-token latency, and provider health on the same page so you can compare cost and performance together.
- Is DeepSeek V3.1 Terminus API free?
- Yes, DeepSeek V3.1 Terminus free API options are available through 3 providerundefined other undefined} on LMSpeed, including 兔子API, Zero API, 兔子API. These providers offer free API credits or a free tier with no per-token charges.
- Where can I get DeepSeek V3.1 Terminus free API access?
- LMSpeed currently lists 3 free API providerundefined other undefined} for DeepSeek V3.1 Terminus: 兔子API, Zero API, 兔子API. Check each provider row before using it because free tier limits can change.