有博主晒 DeepSeek V4.1 跑多视角智能体的效果,说分歧视角输出很有意思,想看 V4.1 实际表现可以瞄一眼。
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有人拿没官宣的 DeepSeek V4.1F-1017 做前端,5 分钟出活,还敢说比 Opus 强,看看截图自己判断。
有人发现 DeepSeek 这两个版本号可能其实是同一个模型,用 DeepSeek 的朋友可以看看自己的 API 版本对应关系。
DeepSeek 的 flash 模型指纹变了,疑似悄悄上了 V4.1-Flash-1017,有人说变聪明也更简洁了,可以自己试试对比。
有人实测了 Meta 新开源的 Muse Spark Open,结论是打不过 DeepSeek-v4.1-flash,还特能幻觉,想本地部署的先看看再决定。
Meta 放了个 816B 的开源权重模型 Muse Spark Open,美国开源第一,1M 上下文还能塞进两台 Mac Studio 自托管,不过跑智能体任务不如 GLM-5.3。
NVIDIA 新一代 Vera Rubin NVL72 的跑分出来了,跑 DeepSeek V4 Pro 每兆瓦吞吐量是上一代的 5.7 倍,还刷出 906 tok/s 的单用户最快速度。
Meta 开源了 816B 的 Muse Spark Open,主打 1M 上下文和 Agent 任务,作者还算清了要跑起来得 700GB 显存,看看你的卡够不够。
小米 MiMo V2.6 Pro 超过 DeepSeek 登上 Agent Arena 开源第一,单任务才 $0.11,做智能体的可以看看这份榜单。
Speed, not raw accuracy, is the headline here: a 55% reduction in total task time against DeepSeek V4.1 Flash suggests latency-sensitive agent pipelines are where this model fits best. Developers building Deep Agents workflows in Python can test it directly through ChatNVIDIA with open weights, making self-hosting or cost comparison against closed APIs straightforward.
有人实测 DeepSeek 服务恢复后的新模型,速度 180 t/s,表现接近 Claude,可能是 4.1 Pro,想去试的可以看看。
Serving efficiency, not raw scale, is where V4.1 Flash wins: it delivers 1.3x to 6.2x the throughput per MW of V4 Pro 0813 across Blackwell hardware while scoring higher on intelligence. Teams running agentic coding workloads can use the AA-AgentPerf data to pick hardware — B300 nodes stay within about 20% of rack-scale GB300 NVL72, so single 8-GPU nodes are viable for this model. As an open-weights release from DeepSeek, it widens cheap self-hosting options for Southeast Asian inference providers competing with rented frontier APIs.
The MI355X's 288GB of HBM3E per GPU gives it an edge on very large models like the 1.6T-parameter DeepSeek V4 Pro, but serving-stack maturity on ROCm remains the bottleneck at higher loads. Teams evaluating accelerator purchases for agentic inference can now compare AMD and NVIDIA on realistic coding-agent workloads rather than synthetic throughput numbers. All results run on ROCm nightly builds of vLLM and SGLang, so scores should improve as the software stack matures.
有人发现 DeepSeek V4.1 给自己打分挺高,给同样是自己扮演的子智能体打分却低不少,这个自评偏差挺有意思。
ARC Prize 实测了 DeepSeek V4.1 Flash,ARC-AGI-3 跑出 3.3%,成本不到 1000 美元,目前性价比最好的一份成绩单。
V4.1 和 Sol 6.1 这轮表现都很能打,尤其 Sol 6.1 出乎意料,还顺带聊了 Haiku 和 Fable 5.5 的定位。
The benchmark penalises behaviours conventional evals ignore, such as oversized diffs, out-of-scope file edits and unhelpful tests, so its ranking offers a different picture of coding ability than SWE-style test suites. Even the best model fails over 40% of tasks, meaning maintainer cleanup is still unavoidable. Teams choosing models by cost-performance should note GPT-6.1 Sol matching Claude Fable 5.1 at under a tenth of the per-task price.
The benchmark's merge-focused grading penalises the messy diffs and unhelpful tests that cheaper evaluations ignore, so leaderboard gaps here reflect real maintainer acceptance rather than raw test-passing. Leading models still fail over 40% of tasks, and nine tasks went unsolved by every model evaluated. Teams choosing coding agents can weigh GPT-6.1 Sol's 49% score at US$0.81 per task against Claude Opus 5.5's 52% at far higher cost, with open-weights options like MiMo-V2.6-Pro at 45% close behind.
LMArena 给出实测数据:Kimi K3 和 DeepSeek V4.1 Flash 用不到一成的成本追平了 Claude Fable 5,做 agent 选型前可以看看这份榜单。
This approach solves a critical bottleneck in long-context AI serving by enabling more efficient memory usage while maintaining high throughput. The technology allows models to handle significantly larger contexts without hitting memory limits, which directly impacts real-world applications requiring extensive context windows. Developers working with large language models should consider this optimization technique to improve performance in production environments.
This approach offers a lightweight way to update models without full retraining, potentially reducing costs for personalized AI applications. Developers working with large language models could implement this technique for efficient knowledge updates, especially useful for applications requiring frequent factual updates or user-specific customization.
The takeaway is that Anthropic is now competing on price, not just capability, in the small-model tier where Chinese labs have dominated. Builders choosing a cheap workhorse model for high-volume tasks can add Haiku 5.5 to a shortlist alongside DeepSeek-V4.1 flash and GLM 5.3 flash and re-run their own workloads to compare latency and cost. Pricing and availability for ASEAN API users should be checked against local provider rates.
SWA bounded replay shows how KV-cache reuse for agent loops can be engineered around sliding-window attention, a pattern many teams will copy as agent traffic grows. Engineers running agent stacks on vLLM can apply it to reduce TTFT under high concurrency. The writeup also signals that DeepSeek-V4.1-Flash inference performance is being actively tuned by the community rather than relying on the lab alone.
The evaluation suggests routers are judged less on raw cost-performance and more on how quickly they adapt to user feedback, where Jev Router nearly matches Claude Opus 5.5 (High). Teams building multi-model agent pipelines can use these latency and cost figures to decide whether a routing layer beats picking DeepSeek V4.1 Flash directly. The full thread contains additional session-level insights.
LMArena测了Jev Router的实际延迟:中位数6.18秒,比DeepSeek V4.1 Flash的3.64秒慢了一截,P90差距更明显。
vLLM 花三周把 DeepSeek-V4.1-Flash 跑快了 1.9 倍,AgentX 上吞吐 5.3 倍,还附交互图表拆解过程,做部署的可以看看。
DeepSeek 的 V4.1 Flash 跑分出来了,ARC-AGI-2 拿下 72.9%,比上一代高了 11.5 分,不过每任务成本贵了两倍多,看你怎么权衡。
Mistral放出Mistral Large 4,1T参数只激活49B,跑分被DeepSeek V4.1 Flash压了一头,10月就开源,可以先试试API。
Reflection AI 开源了 Beam,501B 参数 MoE,作者称推理算力只要 GLM-5.2 的三分之一,Apache 2.0 可商用,不过注意这数字只是估算。
GeneralityLabs公布Exploit Bench测试结果,V4.1 Flash性能下降,Claude Code超越Codex。
The performance gap between open-source and closed models is narrowing faster than expected, with GLM-5.3 demonstrating competitive vulnerability exploitation capabilities. Developers and security researchers should evaluate this model for ethical hacking and security testing applications, especially given its open weights nature that allows for customization and inspection.
The reveal of DSec provides insights into how DeepSeek optimizes its massive model training infrastructure, which could influence industry approaches to resource allocation. For developers and researchers working with large models, understanding this distributed architecture could inform their own training strategies and resource planning.
Together's dominance in token share reflects practical adoption of open-source coding models over proprietary alternatives. Developers in Southeast Asia can leverage these high-performing models through OpenRouter without vendor lock-in, potentially reducing costs compared to premium services like GitHub Copilot.