Reasoning
64 items tagged with "reasoning"
Models44
GLM-5.3-FlashX
GLM-5.3-FlashX is a Zhipu AI / Z.ai GLM-family hosted language model added to OpenRouter with a 1,048,576-token context window. It is suited for long-context text generation and reasoning workflows.
DeepSeek V4.1 Flash
DeepSeek V4.1 Flash is a long-context foundation model from DeepSeek, newly listed on OpenRouter and also present in the Ollama library. It is positioned as a fast general-purpose model with a 1,048,576-token context window.
GPT-6 Astra Pro
GPT-6 Astra Pro is a higher-tier GPT-6 Astra model variant listed on OpenRouter with a 1,050,000-token context window. It appears intended for demanding hosted frontier-model workloads requiring long-context reasoning and advanced agentic capabilities.
Muse Spark 1.3
Muse Spark 1.3 is a Meta hosted foundation model newly added to OpenRouter with a 1,048,576-token context window. It appears to be the next base release in the Muse Spark series, suited for long-context general-purpose generation.
Astra
Astra is an OpenAI frontier model announced as the first OpenAI model to meet the Critical cybersecurity capability threshold under the Preparedness Framework. The announcement emphasizes stronger safeguards for release.
Mercury 2.5 Preview
Mercury 2.5 Preview is a hosted preview model added to OpenRouter under the inception namespace. It provides a large 260k-token context window for long-context text tasks.
Granite 4.2 8B
Granite 4.2 8B is an IBM Granite open-weight foundation model added to OpenRouter with a 131k-token context window. It is also present in the Ollama library as granite4.2 for local deployment.
Ling 3.0 Flash Fin
A newly added hosted Ling 3.0 Flash financial-domain model on OpenRouter with a 262,144-token context window. It appears intended for long-context finance-oriented text generation and analysis tasks.
Qwen3.8-27B
Qwen3.8-27B is a Qwen 3.8 family language model from Alibaba, listed with a 262k-token context window. It appears to be a smaller open-weight member of the Qwen3.8 lineup suitable for general-purpose long-context language tasks.
Gemini 3.7 Flash
Google's Gemini 3.7 Flash is a newly listed hosted model with a 1,048,576-token context window. It appears positioned as a fast long-context Gemini model for general-purpose AI workloads.
Qwen3.8-2.4T-A95B
Qwen3.8-2.4T-A95B is a newly listed Alibaba Qwen model with a 1,010,000-token context window. The name indicates a large mixture-style Qwen model variant intended for high-capacity long-context reasoning and generation.
NVIDIA Nemotron 3.5 Lightning
NVIDIA's Nemotron 3.5 Lightning expands the Nemotron 3 family as an efficient open model for long-running agentic AI workloads.
Qwen3.8 Max
Alibaba’s Qwen3.8 Max is a hosted Qwen model added to OpenRouter with a 1,000,000-token context window. It is positioned for long-context general-purpose language tasks, reasoning, and generation.
Qwen3.7 Flash
Qwen3.7 Flash is a fast hosted Qwen model variant added to OpenRouter with a 1,000,000-token context window. It is suited for long-context text, reasoning, and general assistant workloads where lower latency is important.
Ling 3.0 Flash
Ling 3.0 Flash is a hosted general-purpose language model from InclusionAI, newly listed on OpenRouter with a 262K-token context window. The Flash variant is positioned for fast, long-context chat and reasoning workloads.
Gemini 3.6 Flash
Gemini 3.6 Flash is a Google Gemini model newly added to OpenRouter with a 1,048,576-token context window. It is positioned as a Flash-family hosted model for long-context text generation and reasoning workloads.
GPT-5.6 Luna
OpenRouter-listed GPT-5.6 hosted model variant with a 1,050,000-token context window. It is intended for broad long-context text, coding, and reasoning use cases.
GPT-5.6 Terra Pro
OpenRouter-listed GPT-5.6 hosted model variant with a 1,050,000-token context window. It is a proprietary long-context model for advanced text generation, reasoning, and coding workflows.
GPT-5.6 Terra
OpenRouter-listed GPT-5.6 hosted model variant with a 1,050,000-token context window. It targets long-context general-purpose assistance, reasoning, and code-generation tasks.
Grok 4.5
xAI hosted Grok model newly added on OpenRouter with a 500k-token context window for long-context general AI tasks.
Gemini 3.5
Google’s Gemini 3.5 is a new frontier model series focused on combining strong general intelligence with agentic action/tool use, announced at Google I/O 2026.
Claude Opus 4.7 Fast
A latency-optimised variant of Claude Opus 4.7 with a one-million-token context window, designed for real-time agentic workflows, dependency auditing, and large codebase analysis where Opus-class reasoning is required at lower response times.
GPT-5.5 Instant
An updated default ChatGPT model focused on smarter, more accurate responses with reduced hallucinations and improved personalization controls.
Mistral Medium 3.5
A Mistral AI foundation model newly listed on OpenRouter with a 262k token context window, positioned as a balanced medium-tier model for general purpose generation and reasoning tasks.
Grok 4.3
A new Grok-series flagship model variant listed on OpenRouter with a 1M-token context window, aimed at high-context general reasoning and assistant use.
Qwen3.6 Max (Preview)
A preview flagship Qwen3.6 foundation model variant aimed at strong general-purpose reasoning and instruction following with a large context window.
DeepSeek V4 Pro
DeepSeek’s V4 Pro foundation model listing with a 1M-token context window, intended for long-context reasoning and agentic workloads.
GPT-5.5
OpenAI’s flagship GPT-5.5 model, positioned as faster and more capable for complex tasks like coding, research, and data analysis across tools.
Claude Opus 4.7
A new Claude Opus-series frontier model version listed on OpenRouter with a 1M-token context window, intended for high-end reasoning and long-context workloads.
Qwen3.6 Plus Preview
Preview release of Alibaba's Qwen 3.6 Plus model as listed on OpenRouter, offering a very large context window for general-purpose text tasks.
Mistral Small 2603
A new Mistral Small series release listed on OpenRouter with a 262k context window, positioned as a general-purpose foundation model for long-context workloads.
Grok 4.20 (Beta)
A Grok 4.20 beta model offering a very large (2M token) context window for long-context general-purpose chat and reasoning workloads.
NVIDIA Nemotron 3 Super (120B, A12B)
An open model from NVIDIA designed for scalable agentic AI, described as a 120B-parameter model with 12B active parameters and optimized throughput.
GPT-5.4
OpenAI frontier foundation model positioned as more capable and efficient for professional work, with state-of-the-art coding, computer use, and tool search, plus a 1M-token context window.
GPT-5.4 Pro
Higher-tier GPT-5.4 offering listed by OpenRouter, providing a 1M-token context window for advanced professional and agentic workloads.
Gemini 3.1 Pro Preview (Custom Tools)
A Gemini 3.1 Pro preview variant listed on OpenRouter that is explicitly labeled for custom tools, suggesting enhanced tool-use integration with a very large context window.
Qwen3.5 Flash 02-23
A Qwen3.5 Flash model snapshot (02-23) newly listed on OpenRouter with a 1M-token context window, positioned for fast, long-context inference.
Qwen3.5 122B A10B
A large Qwen3.5 Mixture-of-Experts-style model variant newly added on OpenRouter, offering a large 262k-token context window.
Qwen3.5 35B A3B
A Qwen3.5 model variant newly listed on OpenRouter with a 262k-token context window, intended as a mid-sized foundation option in the Qwen3.5 family.
Qwen3.5 27B
A Qwen3.5 27B foundation model newly added on OpenRouter, providing a 262k-token context window for general assistant workloads.
GPT-5.3 Codex
A new Codex-branded GPT-5.3 model intended for code-centric use cases, listed as newly added on OpenRouter with a large context window.
Gemini 3.1 Pro Preview
Preview release of Google's Gemini 3.1 Pro model with a very large context window, aimed at advanced general-purpose reasoning and long-context workloads.
Qwen3.5-Plus-02-15
Alibaba Qwen 3.5 'Plus' model variant as listed on OpenRouter, featuring a 1M-token context window for long-context general-purpose generation and analysis.
Qwen3.5-397B-A17B
Large-scale Qwen 3.5 model (397B with A17B MoE-style routing indicated by the name) added on OpenRouter, intended for high-end reasoning and generation with a 262K context window.
Benchmarks19
MMLU-Pro
A harder, reasoning-focused successor to MMLU with ten answer options and tougher questions designed to separate frontier models that saturated the original.
GSM8K (Grade School Math 8K)
A benchmark of ~8,500 grade-school math word problems that test multi-step arithmetic reasoning with a single numeric answer.
MATH (Competition Mathematics)
A benchmark of 12,500 competition-style math problems across algebra, geometry, number theory, and calculus, graded on exact final-answer match.
BIG-bench (Beyond the Imitation Game)
A collaborative suite of 200+ diverse tasks probing reasoning, knowledge, and emergent abilities beyond conventional language benchmarks.
BBH (BIG-bench Hard)
A 23-task subset of BIG-bench focused on challenging multi-step reasoning where chain-of-thought prompting yields large gains.
HellaSwag
A commonsense sentence-completion benchmark where models pick the most plausible continuation among adversarially generated distractors.
ARC (AI2 Reasoning Challenge)
A grade-school science question benchmark split into Easy and Challenge sets, the latter built from questions retrieval methods answer incorrectly.
GPQA (Graduate-Level Google-Proof Q&A)
A benchmark of expert-written, graduate-level science questions designed to be extremely hard even with web access, testing deep domain reasoning.
MMMU (Massive Multi-discipline Multimodal Understanding)
A multimodal benchmark of college-level questions requiring joint reasoning over text and images such as diagrams, charts, and figures.
DROP (Discrete Reasoning Over Paragraphs)
A reading-comprehension benchmark requiring discrete operations like addition, counting, sorting, and comparison over passage content.
WinoGrande
A large-scale commonsense benchmark of pronoun-resolution sentence pairs designed to require world knowledge rather than lexical cues.
AGIEval
A benchmark built from human standardized exams such as college entrance, law, and civil-service tests to measure human-centric reasoning.
AIME (Competition Math Benchmark)
An olympiad-level math benchmark using American Invitational Mathematics Examination problems with integer answers, a key frontier reasoning test.
MGSM (Multilingual Grade School Math)
A multilingual extension of grade-school math word problems that tests whether LLMs can reason through arithmetic in many languages, not just English.
FRAMES (Factuality, Retrieval, And reasoning MEasurement Set)
A benchmark for retrieval-augmented generation that tests end-to-end factuality, multi-document retrieval, and multi-hop reasoning on questions needing several sources.
MuSR (Multistep Soft Reasoning)
A benchmark of long natural-language narratives requiring multistep commonsense and logical reasoning, such as murder mysteries and object-placement puzzles.
LiveBench
A contamination-resistant benchmark that continuously refreshes questions from recent sources and grades automatically against objective ground truth across many task categories.
CRUXEval (Code Reasoning, Understanding, and Execution)
A benchmark that tests whether models can reason about code execution by predicting function inputs from outputs and outputs from inputs.
ChartQA
A benchmark for answering questions about charts and plots that require visual data extraction plus arithmetic and logical reasoning over the extracted values.