Data points: 93
Model compare
The readout for DeepSeek V3.1 and Kimi K2.5, before the detailed comparison sheet.
Weighted outcome: Kimi K2.5. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Decision read
Kimi K2.5
Kimi K2.5 has the higher weighted result; Model A / B score 44 to 56.
Evidence depth
93 data points
Includes 18 benchmark rows, 0 audit samples, and 8 provider examples.
Selection signal
Start with Kimi K2.5
The charts below split 26 high-signal samples across speed, scores, and audit health.
Switch either side of this report to compare another model with the same LMSpeed data pipeline.
Select a different model to open a new comparison URL.
This report only uses LMSpeed data for DeepSeek V3.1 and Kimi K2.5: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Model compare | DeepSeek V3.1 | Kimi K2.5 |
|---|---|---|
| Overall leader | Contender | Leading |
| Weighted overall score | 44.0 pts | 56.0 pts |
| Benchmark category leads | 3 categories | 3 categories |
| Operational advantages | First-token latency | Cheapest input price, Average speed, Free providers, Provider coverage |
| Context window | No data | 262.1K tokens |
| Max output | No data | 262.1K tokens |
| Modalities | No data | Input TextImage Output Text |
| Features |
The overall result weights benchmark capability categories at 80% and price, API speed/latency, and availability at 20%. Recent test volume does not affect the winner, and missing benchmark categories are excluded.
| Model compare | DeepSeek V3.1 | Kimi K2.5 |
|---|---|---|
| Developer | DeepSeek | MoonshotAI |
| Released | No data | Jan 2026 |
| Parameters | No data | No data |
| Tokenizer | No data | Other |
| Knowledge cutoff | No data | No data |
| OpenRouter ID | No data | moonshotai/kimi-k2.5 |
| References | No data | No data |
This report only uses LMSpeed data for DeepSeek V3.1 and Kimi K2.5: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
DeepSeek V3.1
DeepSeek V3.1 is stronger in benchmark categories (Agents, Coding, Math) and operational dimensions (First-token latency).
Kimi K2.5
Kimi K2.5 is stronger in benchmark categories (Reasoning, Knowledge, Instruction following) and operational dimensions (Cheapest input price, Average speed, Free providers, Provider coverage).
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
Compare benchmark category scores on a 0-100 scale. Select a category to inspect the gap.
Avg. score
DeepSeek V3.1
47.3
Avg. score
Kimi K2.5
49.8
DeepSeek V3.1 leads by 0.8
DeepSeek V3.1 leads by 5.6
Kimi K2.5 leads by 6.1
Kimi K2.5 leads by 5.0
DeepSeek V3.1 leads by 3.8
Kimi K2.5
Kimi K2.5
Kimi K2.5 leads by 11.5
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
DeepSeek V3.1
winner$1.68/M
Rank #59/163 · confidence 4
Kimi K2.5
$3.00/M
Rank #86/163 · confidence 4
DeepSeek V3.1
winner$0.840/M
Rank #67/163 · confidence 4
Kimi K2.5
$1.20/M
Rank #86/163 · confidence 4
DeepSeek V3.1
winner$0.560/M
Rank #79/163 · confidence 4
Kimi K2.5
$0.600/M
Rank #81/163 · confidence 4
DeepSeek V3.1
83.3%
Rank #39/125 · confidence 4
Kimi K2.5
winner87.1%
Rank #11/125 · confidence 4 · eval date 2026-02-01
DeepSeek V3.1
2.0
Rank #46/73 · confidence 1 · eval date 2025-08-21
Kimi K2.5
winner3.1
Rank #41/73 · confidence 4 · eval date 2026-02-01
DeepSeek V3.1
53.3
Rank #65/89 · confidence 1 · eval date 2025-08-21
Kimi K2.5
winner65.3
Rank #43/89 · confidence 4 · eval date 2026-02-01
DeepSeek V3.1
73.5%
Rank #105/187 · confidence 4
Kimi K2.5
winner78.9%
Rank #78/187 · confidence 4
DeepSeek V3.1
6.3%
Rank #121/186 · confidence 4
Kimi K2.5
winner12.3%
Rank #83/186 · confidence 4
DeepSeek V3.1
39.1
Rank #63/96 · confidence 1 · eval date 2025-08-21
Kimi K2.5
winner49.0
Rank #25/96 · confidence 4 · eval date 2026-02-01
DeepSeek V3.1
36.7%
Rank #97/184 · confidence 4
Kimi K2.5
winner39.6%
Rank #75/184 · confidence 4
DeepSeek V3.1
13.0
Rank #64/96 · confidence 1 · eval date 2025-08-21
Kimi K2.5
winner29.4
Rank #31/96 · confidence 4 · eval date 2026-02-01
DeepSeek V3.1
77.9
Rank #65/96 · confidence 1 · eval date 2025-08-21
Kimi K2.5
winner87.9
Rank #33/96 · confidence 4 · eval date 2026-02-01
DeepSeek V3.1
28.8
Rank #47/90 · confidence 1 · eval date 2025-08-21
Kimi K2.5
winner34.3
Rank #37/90 · confidence 4 · eval date 2026-02-01
DeepSeek V3.1
winner80.3
Rank #38/90 · confidence 1 · eval date 2025-08-21
Kimi K2.5
64.6
Rank #59/90 · confidence 4 · eval date 2026-02-01
DeepSeek V3.1
20.7
Rank #73/99 · confidence 1 · eval date 2025-08-21
Kimi K2.5
winner35.4
Rank #44/99 · confidence 4 · eval date 2026-02-01
DeepSeek V3.1
1155.0
Rank #50/65 · confidence 1 · eval date 2025-08-21
Kimi K2.5
winner1282.0
Rank #21/65 · confidence 4 · eval date 2026-02-01
DeepSeek V3.1
41.5
Rank #67/86 · confidence 1 · eval date 2025-08-21
Kimi K2.5
winner70.2
Rank #38/86 · confidence 4 · eval date 2026-02-01
DeepSeek V3.1
37.4
Rank #71/84 · confidence 1 · eval date 2025-08-21
Kimi K2.5
winner95.9
Rank #11/84 · confidence 4 · eval date 2026-02-01
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | DeepSeek V3.1 | Kimi K2.5 |
|---|---|---|
| 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 | Kimi K2.5 |
|---|---|---|
140 tests | DeepSeek V3.1 speed / latency N/A / N/A input / output No data | Kimi K2.5 speed / latency 45 tok/s / 2058ms input / output No data |
50 tests | DeepSeek V3.1 speed / latency 41 tok/s / 2356ms input / output No data | Kimi K2.5 speed / latency 48 tok/s / 18528ms input / output No data |
35 tests | DeepSeek V3.1 speed / latency 265 tok/s / 951ms input / output No data | Kimi K2.5 speed / latency N/A / N/A input / output No data |
30 tests | DeepSeek V3.1 speed / latency N/A / N/A input / output No data | Kimi K2.5 speed / latency 18 tok/s / 25450ms input / output No data |
25 tests | DeepSeek V3.1 speed / latency N/A / N/A input / output No data | Kimi K2.5 speed / latency 38 tok/s / 22910ms input / output No data |
DeepSeek V3.1 deepseek-v3.1 speed / latency No data input / output $0/M/$0/M | Kimi K2.5 kimi-k2.5 speed / latency No data input / output $0.041/M | |
DeepSeek V3.1 deepseek-v3.1 speed / latency No data input / output $0/request | Kimi K2.5 kimi-k2.5 speed / latency No data input / output $0/request | |
DeepSeek V3.1 deepseek-ai/deepseek-v3.1 speed / latency No data input / output $0.010/request | Kimi K2.5 moonshotai/kimi-k2.5 speed / latency No data input / output $0.010/request |
Weighted outcome: Kimi K2.5. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
| None listed |
Text inputImage inputText outputTool callingStructured outputsJSON modeReasoning |
