Compare AI models
| API pricingUSD per 1M tokens · lower wins · base tier | ||
Input priceWhat you pay for everything you send the model — your question, plus any documents or earlier conversation you include with it. | — | $0.50 |
Output priceWhat you pay for the text the model writes back. It is normally the dearer half: producing an answer costs more than reading one. | — | $3.00 |
Cheapest inputLowest input rate across third-party providers, excluding the lab itself. The cheapest endpoint may run a quantised build or a shorter context — see "Available from" on the model page. | $0.25DeepInfra | $0.325Alibaba |
Cheapest outputLowest output rate across third-party providers, excluding the lab itself. May come from a different provider than the cheapest input. | $0.95DeepInfra | $1.95Alibaba |
| Benchmarks | ||
SWE-Bench VerifiedCoding — Real coding tasks pulled from open-source projects — the AI has to find and fix actual bugs. A human-checked version of the original SWE-Bench. Higher is better. | 66% | 78.8% |
Humanity's Last Exam · with toolsMultidisciplinary reasoning — Humanity's Last Exam — extremely hard expert questions across many subjects. “With tools” means the AI is allowed to search the web or run code while answering. Higher is better. | 15.9% | 28.8% |
BullshitBench v2Nonsense detection — Given a confidently-worded but nonsensical prompt, does the AI spot that it makes no sense and push back — instead of playing along and inventing an answer? The score is how often it clearly called out the nonsense. Higher is better. | — | 72% |
LiveCodeBenchCompetitive coding — Coding problems published so recently the AI can't have seen them in training — a contamination-free test of raw programming skill. Higher is better. | 74.8% | — |
| Overview | ||
| Company | DeepSeek | Qwen |
| Release date | Aug 21 2025 | Apr 2 2026 |
| Access | Open Weight | Closed |
| Model details | View model | View model |
Other comparisons
DeepSeek V3.1vsClaude Haiku 5.5Qwen3.6-PlusvsClaude Haiku 5.5DeepSeek V3.1vsGPT-6.1 SolQwen3.6-PlusvsGPT-6.1 SolDeepSeek V3.1vsGemini 4 ArgonQwen3.6-PlusvsGemini 4 ArgonDeepSeek V3.1vsMuse Spark 1.3Qwen3.6-PlusvsMuse Spark 1.3DeepSeek V3.1vsGrok 4.7Qwen3.6-PlusvsGrok 4.7DeepSeek V3.1vsMistral Large 4Qwen3.6-PlusvsMistral Large 4Frequently asked questions
Qwen3.6-Plus leads DeepSeek V3.1 on 2 of the 2 benchmarks they both report (SWE-Bench Verified, Humanity's Last Exam). Only Qwen3.6-Plus has a verified first-party API price: $0.50 per million input tokens and $3.00 per million output tokens. No pay-as-you-go API rate is tracked for DeepSeek V3.1. DeepSeek V3.1 shipped 224 days before Qwen3.6-Plus, so benchmark comparisons should account for the intervening progress.
DeepSeek V3.1 is open weight, while Qwen3.6-Plus is closed.
On SWE-Bench Verified, Qwen3.6-Plus leads at 78.8% vs DeepSeek V3.1 at 66%. On Humanity's Last Exam · with tools, Qwen3.6-Plus leads at 28.8% vs DeepSeek V3.1 at 15.9%.