Data points: 83
The readout for DeepSeek V3.1 Terminus and Gemini 2.5 Pro, before the detailed comparison sheet.
Decision read
Gemini 2.5 Pro
Gemini 2.5 Pro currently has the stronger profile, with verified wins split 2 to 4.
Evidence depth
83 data points
Includes 8 benchmark rows, 0 audit samples, and 8 provider examples.
Selection signal
Start with Gemini 2.5 Pro
The charts below split 16 high-signal samples across speed, scores, and audit health.
Model compare DeepSeek V3.1 Terminus vs Gemini 2.5 Prodeepseek-v3-1-terminus-vs-gemini-2-5-pro | Model A DeepSeek V3.1 Terminus | Model B Gemini 2.5 Pro |
|---|---|---|
| Overall leader | Contender | Leading |
| Verified metric wins | 2 wins | 4 wins |
| Where it leads | First-token latency, Free providers |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
| Metric | DeepSeek V3.1 Terminus | Gemini 2.5 Pro |
|---|---|---|
| MMLU-Pro | 83.6%#24 |
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | DeepSeek V3.1 Terminus | Gemini 2.5 Pro |
|---|---|---|
| No completed audits are available from shared providers yet. | ||
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | DeepSeek V3.1 Terminus | Gemini 2.5 Pro |
|---|---|---|
5 tests | DeepSeek V3.1 Terminus speed / latency 45 tok/s / 2125ms input / output No data |
This report only uses LMSpeed data for DeepSeek V3.1 Terminus and Gemini 2.5 Pro: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | DeepSeek V3.1 Terminus | Gemini 2.5 Pro |
|---|---|---|
| When to choose each model | DeepSeek V3.1 Terminus DeepSeek V3.1 Terminus is stronger when you prioritize First-token latency, Free providers. | Gemini 2.5 Pro Gemini 2.5 Pro is stronger when you prioritize Cheapest input price, Average speed, Provider coverage, Recent tests. |
TL;DR: Gemini 2.5 Pro leads across 83 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from DeepSeek V3.1 Terminus vs Gemini 2.5 Pro into nearby model comparisons with enough verified LMSpeed data.
| Cheapest input price, Average speed, Provider coverage, Recent tests |
| Model metadata | DeepSeek V3.1 Terminus exposes 163.8K tokens; notable signals: Text input, Text output, Tool calling, Structured outputs. | Gemini 2.5 Pro exposes 1.0M tokens; notable signals: Text input, Image input, File input, Audio input. |
|---|---|---|
| Developer | DeepSeek | |
| Context window | 163.8K tokens | 1.0M tokens |
| Max output | 32.8K tokens | 65.5K tokens |
| Released | Sep 2025 | Jun 2025 |
| Modalities | Input Text Output Text | Input TextImageFileAudiovideo Output Text |
| Features | Text inputText outputTool callingStructured outputsJSON modeReasoning | Text inputImage inputFile inputAudio inputText outputTool callingStructured outputsJSON modeReasoning |
| Parameters | No data | No data |
| Tokenizer | DeepSeek | Gemini |
| Knowledge cutoff | 2025-03-31 | 2025-01-31 |
| OpenRouter ID | deepseek/deepseek-v3.1-terminus | google/gemini-2.5-pro |
| References | No data | No data |
| Input price | $0.270/M#13 | $1.25/M#30 |
|---|
| Output price | $1.00/M#17 | $10.00/M#41 |
|---|
| LiveCodeBench | 52.9%#53 | 80.1%#18 |
|---|
| Blended price | $0.453/M#22 | $3.44/M#58 |
|---|
| SciCode | 32.1%#85 | 42.8%#32 |
|---|
| GPQA | 75.1%#68 | 84.4%#36 |
|---|
| HLE | 8.4%#70 | 21.1%#37 |
|---|
Gemini 2.5 Pro
speed / latency
N/A / N/A
input / output
No data
Rnglg2 API5 tests | DeepSeek V3.1 Terminus speed / latency N/A / N/A input / output No data | Gemini 2.5 Pro speed / latency 111 tok/s / 17899ms input / output No data |
|---|
素墨API5 tests | DeepSeek V3.1 Terminus deepseek-v3.1-terminus speed / latency N/A / N/A input / output $0.010/M / $0.010/M | Gemini 2.5 Pro gemini-2.5-pro speed / latency 82 tok/s / 17042ms input / output $0.100/M / $0.100/M |
|---|
352287 API0 tests | DeepSeek V3.1 Terminus speed / latency N/A / N/A input / output No data | Gemini 2.5 Pro speed / latency N/A / N/A input / output No data |
|---|
6345ywz API0 tests | DeepSeek V3.1 Terminus speed / latency N/A / N/A input / output No data | Gemini 2.5 Pro speed / latency N/A / N/A input / output No data |
|---|
DeepSeek V3.1 Terminus deepseek-ai/deepseek-v3.1-terminus speed / latency No data input / output $0/M / $0/M | Gemini 2.5 Pro gemini-2.5-pro speed / latency No data input / output $1.13/M / $9.00/M |
DeepSeek V3.1 Terminus deepseek-v3.1-terminus speed / latency No data input / output $0.010/M / $0.010/M | Gemini 2.5 Pro gemini-2.5-pro-search speed / latency No data input / output $1.25/M / $10.00/M |
DeepSeek V3.1 Terminus deepseek-v3.1-terminus speed / latency No data input / output $0.018/M / $0.068/M | Gemini 2.5 Pro gemini-2.5-pro speed / latency No data input / output $0.086/M / $0.685/M |
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
