| Quality | 0 | 0 |
| Ecosystem | 0 | 0 |
| Match Graph | 0 | 0 |
| Pricing | Paid | Paid |
| Starting Price | $6.00e-7 per prompt token | $1.00e-7 per prompt token |
| Capabilities | 11 decomposed | 11 decomposed |
| Times Matched | 0 | 0 |
GLM-4.5 uses a Mixture-of-Experts (MoE) architecture to dynamically route tokens through specialized expert networks based on input characteristics, enabling efficient processing of 128k-token contexts without proportional latency increases. The MoE design allows selective expert activation per token, reducing computational overhead while maintaining reasoning depth across extended conversations and multi-document analysis tasks typical of agent-based workflows.
Unique: Mixture-of-Experts routing specifically tuned for agent workloads rather than generic dense models; expert activation patterns are optimized for tool-use sequences and multi-step reasoning rather than general language tasks
vs alternatives: Outperforms dense models like GPT-4 Turbo on agent tasks within 128k context by routing computational budget to relevant experts, reducing latency and cost vs. models that process all tokens through identical layers
GLM-4.5 implements native function calling through a schema-based registry where tools are defined as JSON schemas with parameter constraints, type validation, and description metadata. The model learns to emit structured tool invocations that map directly to function signatures, enabling deterministic tool orchestration without post-processing or regex parsing. Integration with OpenRouter's API exposes this via standard function-calling parameters compatible with OpenAI's format.
Unique: Schema-based function calling is trained directly into the model weights rather than implemented as post-hoc decoding constraints, allowing the model to learn semantic relationships between tool purposes and input context during training
vs alternatives: More reliable than constraint-based function calling (e.g., Guidance, LMQL) because tool selection is learned rather than enforced, reducing parsing failures and enabling the model to reason about tool applicability
GLM-4.5 can be used for batch inference through OpenRouter's API, enabling cost-optimized processing of large numbers of requests. Batch processing typically offers reduced pricing compared to real-time API calls and is suitable for non-urgent inference tasks. The model can process batches of prompts efficiently, with results returned after processing completes. This is valuable for agents running scheduled tasks or processing large datasets.
Unique: Batch processing is offered through OpenRouter's unified API rather than a separate batch service, enabling seamless switching between real-time and batch modes with the same client code
vs alternatives: More cost-effective than real-time API for high-volume inference; simpler than managing separate batch infrastructure because OpenRouter handles queuing and result delivery
GLM-4.5 maintains coherent conversation state across turns by encoding prior messages into a compressed representation that persists within the 128k context window. The model uses attention mechanisms to selectively retrieve relevant prior context, enabling agents to reference earlier decisions, tool results, and user preferences without explicit memory management. This is particularly effective for agent workflows where state accumulation (e.g., task progress, discovered facts) must inform subsequent actions.
Unique: Implicit memory management through attention-based context selection rather than explicit memory modules; the model learns which prior turns are relevant without separate retrieval or summarization steps
vs alternatives: More efficient than explicit memory systems (e.g., LangChain's ConversationBufferMemory) because attention is computed once during inference rather than requiring separate retrieval and summarization passes
GLM-4.5 generates code across 40+ programming languages by leveraging training data that includes diverse codebases and syntax patterns. The model understands language-specific idioms, library conventions, and structural patterns (e.g., async/await in JavaScript, type hints in Python, generics in Java) without explicit language-specific modules. Generation is context-aware, respecting indentation, existing code style, and project conventions when completing or extending code snippets.
Unique: Language-agnostic code generation trained on diverse codebases rather than language-specific fine-tuning; the model generalizes syntax patterns across languages, enabling reasonable code generation even for less common languages
vs alternatives: Broader language coverage than specialized models like Codex (which emphasizes Python/JavaScript) but lower quality on niche languages compared to language-specific models; better for polyglot teams than single-language specialists
GLM-4.5 is trained on extensive technical documentation, API references, and code examples, enabling it to understand and reason about complex technical concepts, library APIs, and system architectures. The model can parse API schemas (OpenAPI, GraphQL, Protocol Buffers), understand parameter constraints and type systems, and generate code that correctly uses APIs based on documentation. This is particularly valuable for agent workflows that must interact with external systems.
Unique: Semantic understanding of API schemas and documentation is learned from training data rather than implemented as a separate schema parser; the model reasons about API semantics holistically
vs alternatives: More flexible than code-generation-only models because it understands API semantics and can reason about correctness; better than generic LLMs for technical tasks because training includes extensive API documentation
GLM-4.5 can generate responses that explicitly show reasoning steps, enabling transparency into how conclusions were reached. When prompted with chain-of-thought patterns, the model generates intermediate reasoning steps before final answers, making it suitable for applications requiring explainability or verification. This is implemented through training on reasoning-annotated data and prompt patterns that encourage step-by-step decomposition.
Unique: Chain-of-thought reasoning is trained directly into the model rather than implemented as a decoding strategy; the model learns to generate reasoning steps as part of its core training objective
vs alternatives: More natural and coherent reasoning steps than prompt-injection approaches (e.g., appending 'think step by step') because reasoning is learned as a first-class capability
GLM-4.5 supports multiple languages (Chinese, English, and others) with training that enables cross-lingual reasoning — understanding concepts expressed in one language and reasoning about them in another. The model can translate, summarize, and reason across languages without language-specific degradation. This is particularly valuable for global applications and agents that must operate in multilingual environments.
Unique: Cross-lingual reasoning is learned from multilingual training data rather than implemented as separate language-specific models; the model develops a shared representation across languages
vs alternatives: More efficient than maintaining separate models per language because a single model handles all languages; better for cross-lingual reasoning than language-specific models because the shared representation enables concept transfer
+3 more capabilities
Maintains conversation history across multiple exchanges, building context through a sliding window of prior messages. The model processes the full conversation thread to generate contextually-aware responses, enabling coherent multi-step dialogues without explicit state management. This is implemented via transformer attention mechanisms that weight recent and relevant prior turns more heavily than distant ones.
Unique: GLM 4 32B uses a hybrid attention mechanism optimized for cost-efficiency at 32B parameters, balancing context retention with inference speed — smaller than 70B models but with enhanced tool-use awareness built into the base architecture
vs alternatives: More cost-effective than GPT-4 or Claude 3 Opus for conversational tasks while maintaining competitive reasoning quality through specialized training on tool-use and code tasks
Generates syntactically correct code across 40+ programming languages by learning language-specific idioms, libraries, and patterns from training data. The model understands context from partial code, docstrings, and type hints to predict the most likely next tokens, supporting both completion-in-place and full-function generation. Implementation leverages transformer architecture with language-aware tokenization and embedding spaces.
Unique: GLM 4 32B includes specialized training on code-related tasks with enhanced support for tool-use patterns, making it particularly effective at generating code that calls APIs or external functions — not just standalone code
vs alternatives: More cost-effective than Copilot Pro or Claude for code generation while maintaining competitive accuracy on tool-use and API integration patterns due to specialized training
Z.ai: GLM 4.5 scores higher at 24/100 vs Z.ai: GLM 4 32B at 24/100.
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Understands complex, multi-step instructions and breaks them into executable subtasks, maintaining state across steps. The model learns to follow detailed specifications, handle edge cases, and adapt to variations in input. Implementation uses instruction-tuning on task datasets with explicit step-by-step reasoning, enabling the model to plan, execute, and verify each step of a workflow.
Unique: GLM 4 32B is trained on instruction-following datasets with explicit reasoning traces, enabling it to show its planning process and decompose tasks transparently — this makes it easier to debug and verify complex workflows
vs alternatives: More reliable at instruction-following than smaller models while being more cost-effective than GPT-4, with better transparency about reasoning process than black-box systems
Accepts structured tool definitions (function signatures, parameter schemas, descriptions) and generates function calls with correctly-typed arguments when the model determines a tool is needed. The model learns to route requests to appropriate tools by matching user intent against tool descriptions, then formats output as structured JSON or code that can be directly executed. This is implemented via instruction-tuning on tool-use datasets and constrained decoding to ensure valid schema compliance.
Unique: GLM 4 32B has significantly enhanced tool-use capabilities built into the base model (not via fine-tuning), enabling reliable function calling without additional instruction-tuning — this is a core architectural feature rather than a bolt-on capability
vs alternatives: More reliable tool-use than smaller open models while being more cost-effective than GPT-4 Turbo, with native support for complex multi-step tool chains
Can query the internet to retrieve current information when the model determines that real-time data is needed to answer a user query. The model learns to recognize when its training data is insufficient (e.g., current events, recent product releases, live prices) and generates search queries, then synthesizes results into coherent answers. Implementation involves decision logic to determine search necessity, query generation, and result ranking/synthesis.
Unique: GLM 4 32B integrates online search as a native capability (not via external RAG systems), with the model learning when to search and how to synthesize results — reducing the need for separate search infrastructure
vs alternatives: More integrated than Perplexity's approach (which is search-first) while being more cost-effective than GPT-4 with Bing search, with native decision logic about when search is necessary
Extracts structured information from unstructured text by mapping content to predefined schemas (JSON, tables, key-value pairs). The model understands semantic relationships and can normalize data, handle missing fields, and infer types based on context. Implementation uses instruction-tuning on extraction tasks combined with constrained decoding to ensure output conforms to specified schema, preventing hallucinated fields or type mismatches.
Unique: GLM 4 32B uses constrained decoding to guarantee schema compliance, preventing invalid JSON or missing required fields — this is more reliable than post-hoc validation of unconstrained generation
vs alternatives: More cost-effective than GPT-4 for extraction tasks while maintaining competitive accuracy through specialized training, with guaranteed schema compliance reducing post-processing overhead
Analyzes code snippets or error messages to identify bugs, suggest fixes, and explain root causes. The model understands common error patterns, language-specific pitfalls, and debugging strategies. It generates corrected code, explains why the error occurred, and suggests preventive measures. Implementation leverages training on code repositories with bug fixes and error logs, enabling pattern recognition across languages and frameworks.
Unique: GLM 4 32B combines code understanding with reasoning about error patterns, enabling it to suggest not just fixes but explanations of why errors occur — this requires both language modeling and logical reasoning
vs alternatives: More cost-effective than GitHub Copilot for debugging while providing better explanations than simple error-matching tools, with reasoning about root causes rather than just pattern matching
Translates text between 50+ language pairs while preserving semantic meaning, tone, and context. The model understands idioms, cultural references, and technical terminology, adapting translations to target audience and domain. Implementation uses multilingual transformer embeddings trained on parallel corpora, with special handling for code, proper nouns, and domain-specific terms to maintain accuracy across languages.
Unique: GLM 4 32B uses multilingual embeddings trained on diverse parallel corpora, enabling it to handle low-resource language pairs better than models trained primarily on English — this is a training data advantage rather than architectural
vs alternatives: More cost-effective than specialized translation APIs while maintaining competitive quality through multilingual training, with better handling of technical and code-related content than generic translation services
+3 more capabilities