About dialagram
Dialagram's Nexum Router is an OpenAI-compatible API router for large language models, sold on a flat weekly plan. A single subscription gives access to 19 models from providers including Qwen, Xiaomi and Meta, and the vendor says there are no hourly windows or weekly caps. It targets developers who use coding agents and want predictable costs.
After subscribing you create an API key in the dashboard and configure your tool to use the router: OpenAI-compatible clients use one endpoint path, and Claude Code uses another. The vendor lists compatibility with Claude Code, opencode, OpenClaw, Hermes and any OpenAI-compatible client. Included models cover flagship coding and agentic models, fast multimodal models and reasoning models, with thinking variants for some.
Nexum Router is a hosted commercial service priced at $5.50 per week, or about $24 per month, and it can be cancelled anytime. The site compares its usage ceiling with premium plans from other AI vendors; treat that comparison as a vendor claim.
Key features
- OpenAI-compatible API endpoint
- 19 models on one plan
- Claude Code endpoint support
- No hourly or weekly usage caps
- Works with opencode, OpenClaw and Hermes
- API keys managed in a dashboard
Good fit for
- →Running coding agents on a flat budget
- →Switching between several model families
- Tags
- llm-api
- router
- openai-compatible
- claude-code
- qwen
- ai-infrastructure
dialagram: questions and answers
- What is dialagram used for?
- dialagram is an OpenAI-compatible LLM API router on a flat weekly subscription that gives access to 19 Qwen, Xiaomi and Meta models without hourly or weekly usage caps. It is a good fit for running coding agents on a flat budget and switching between several model families.
- How much does dialagram cost?
- dialagram is a paid product with no free plan. $5.50 per week (about $24 per month) flat, with no hourly or weekly caps; cancel anytime.
- Is dialagram open source?
- No. dialagram is proprietary (closed-source) software and can't be self-hosted. In the AI Infrastructure category, open-source options include LiteLLM, LocalAI and New API.
- What are some alternatives to dialagram?
- dialagram competes with OpenRouter, AnyRouter and AllToken.
Open-source alternatives to dialagram
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Observal is self-hosted registry for your coding agent extensions with a built in insight
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OpenRouter
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Unified API gateway for accessing many large language models from one endpoint
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AnyRouter
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Unified LLM gateway that routes coding agents and MCP servers through a single endpoint
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AllToken
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Unified API gateway to LLMs from OpenAI, Anthropic and Google with usage tracking and routing
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Crouter
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AI API gateway giving one endpoint to Claude, GPT and Gemini models for coding tools and agents
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api-hub.ai
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Single API for accessing many AI models behind one endpoint
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Portkey
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AI gateway and observability platform for managing LLM requests
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