---
license: apache-2.0
base_model:
- OrionLLM/GRM-2.6-Plus
pipeline_tag: image-text-to-text
---
## 1. Introduction
GRM-2.6-Plus-0628 is a **27B-parameter reasoning model** and a small update to **GRM-2.6-Plus**, built for **general-purpose AI** and optimized for **difficult, high-complexity tasks**. It is designed to deliver stronger performance for its size while remaining practical, efficient, and accessible for advanced local and research-oriented use.
This version improves upon **GRM-2.6-Plus** with a focus on **long-horizon agentic tasks** and the ability to **solve harder problems**, allowing it to better compete head-to-head with frontier models. The model focuses on **structured reasoning**, helping it produce more accurate, coherent, and reliable responses across demanding problems. GRM-2.6-Plus-0628 brings **elite-level reasoning** to complex workloads, making it suitable for users who need a capable model for advanced problem-solving, coding, agents, and everyday intelligence.
## 2. Key Capabilities
- **Elite-Level Reasoning for Hard Tasks:** GRM-2.6-Plus-0628 is optimized to handle difficult reasoning workloads with clarity, consistency, and strong step-by-step problem-solving ability.
- **Improved Long-Horizon Agentic Performance:** This update specifically targets long-horizon agentic workflows, enabling the model to maintain coherence and effectiveness across extended multi-step tasks.
- **High Performance for Its Size:** With **27B parameters**, the model is designed to deliver excellent capability relative to its scale, balancing strong intelligence with practical deployment.
- **Advanced Coding and Agentic Use:** GRM-2.6-Plus-0628 is well suited for code generation, structured problem-solving, tool-style workflows, and local agentic applications.
- **Optimized for Practical Deployment:** The model aims to remain efficient and usable across capable consumer and workstation hardware while offering strong performance for advanced tasks.
## 3. Performance
GRM-2.6-Plus-0628 is designed to be a highly capable **27B local AI model** for complex reasoning, coding, everyday chat, and agentic workflows. It focuses on delivering **better performance for its size**, making it a strong option for users who want powerful reasoning without relying only on massive-scale models.
Its core strength is **practical intelligence**: elite-level reasoning, strong task understanding, stable responses, and the ability to handle difficult problems across multiple domains.
### Detailed Benchmarks
| |
GRM-2.6-Plus-0628 |
GRM-2.6-Plus |
Qwen3.6-27B |
google/gemma-4-31B-it |
GPT-5.4-Mini |
Claude-4.5-Haiku |
| Knowledge & STEM |
| MMLU-Pro |
88.1 |
86.8 |
86.2 |
85.2 |
-- |
80.0 |
| MMLU-Redux |
96.4 |
94.2 |
93.5 |
93.7 |
-- |
-- |
| C-Eval |
92.4 |
92.0 |
91.4 |
82.6 |
-- |
-- |
| GPQA Diamond |
90.1 |
88.3 |
87.8 |
84.3 |
88.0 |
73.0 |
| SuperGPQA |
67.5 |
66.4 |
66.0 |
65.7 |
-- |
-- |
| Reasoning & Coding |
| LiveCodeBench v6 |
86.5 |
84.8 |
83.9 |
80.0 |
-- |
51.1 |
| HMMT Feb 26 |
85.9 |
84.8 |
84.3 |
77.2 |
-- |
-- |
| AIME26 |
95.6 |
95.1 |
94.1 |
89.2 |
-- |
-- |
| General Agent |
| SWE-bench Verified |
79.7 |
77.7 |
77.2 |
52.0 |
-- |
73.3 |
| SWE-bench Pro |
56.1 |
54.0 |
53.5 |
35.7 |
54.4 |
-- |
| Terminal-Bench 2.0 |
62.6 |
59.8 |
59.3 |
42.9 |
60.0 |
41.0 |
## 4. Family
The GRM-2.6 family is available in various sizes to suit every case.
| Model |
Size |
Domain |
| GRM-2.6-Plus-0628 |
27B |
Updated model for extremely difficult tasks with improved long-horizon agentic performance |
| GRM-2.6-Plus |
27B |
Powerful model for extremely difficult tasks |
| GRM-2.6-Opus |
27B |
Merge of GRM-2.6-Plus optimized for difficult terminal and coding tasks |
## 5. Architecture
GRM-2.6-Plus-0628 is built on the Qwen3.6 architecture and is optimized for complex tasks, agent environments, and everyday chat.
GRM-2.6-Plus-0628 applies the same principle to a stronger, larger foundation, resulting in a model that punches above its weight class on structured reasoning tasks while remaining deployable on consumer hardware.
---
**GRM-2.6-Plus-0628** is developed by **[OrionLLM](https://huggingface.co/OrionLLM)** and released under the Apache 2.0 License.
