# NextModel
> NextModel is an AI API Cost Control Gateway for developer teams. It provides one OpenAI-compatible API for many models, model price and capability comparison, usage planning, BYOK workflows, budgets, and team-oriented cost governance.

## Main sections
- [Home](https://nextmodel.app/): AI API Cost Control Gateway overview.
- [Models](https://nextmodel.app/models): Searchable model marketplace with provider, context length, pricing, capabilities, latency estimate, status, and source labels.
- [Rankings](https://nextmodel.app/rankings): Ranking hub for cheap, Chinese, coding, vision, long-context, agent, and OpenRouter-alternative model decisions.
- [Pricing](https://nextmodel.app/pricing): Pay-as-you-go, credits, team, BYOK, enterprise, and token cost calculator.
- [Quickstart](https://nextmodel.app/docs/quickstart): Python, Node, and curl examples using base_url https://api.nextmodel.app/v1.
- [Docs](https://nextmodel.app/docs): Authentication, chat completions, streaming, models, errors, billing, and OpenAI migration.
- [Blog](https://nextmodel.app/blog): Developer guides for model selection, API cost estimation, and multi-model routing.

## Ranking pages
- [Best cheap LLM API models for cost-sensitive products](https://nextmodel.app/best/cheap-llm-api): Compare low-cost LLM API models by input price, output price, context length, capability, source, and production fit.
- [Best Chinese LLM API models for developer teams](https://nextmodel.app/best/chinese-llm-api): Compare Chinese-language LLM API candidates across domestic and global providers, including pricing, context, latency estimates, and best use cases.
- [Best coding model APIs for agents and code review](https://nextmodel.app/best/coding-models): Compare coding-oriented model APIs by context length, tool support, JSON output, latency estimate, price, and recommended production role.
- [Best vision model APIs for image understanding](https://nextmodel.app/best/vision-models): Compare vision-capable model APIs for image understanding, document screenshots, multimodal support workflows, and cost-sensitive routing.
- [OpenRouter alternatives for teams that need cost control](https://nextmodel.app/best/openrouter-alternatives): Compare OpenRouter-style multi-model access with cost governance, domestic provider coverage, BYOK, budget controls, and team usage reporting.
- [Best long-context model APIs for large documents](https://nextmodel.app/best/long-context-models): Compare long-context model APIs by context window, price, model source, and recommended document-heavy use cases.
- [Best agent model APIs for tool-calling workflows](https://nextmodel.app/best/agent-models): Compare model APIs for agent workflows that need tool calling, JSON mode, long context, and budget policies.

## Blog guides
- [Doubao Seed 2.0 Mini API guide: pricing, use cases, and OpenAI-compatible calls](https://nextmodel.app/blog/doubao-seed-2-mini-api-guide): A developer guide to using Doubao Seed 2.0 Mini through NextModel, including price, best use cases, and quickstart code.
- [OpenRouter alternatives for developers who need AI API cost control](https://nextmodel.app/blog/openrouter-alternatives-for-developers): How to evaluate OpenRouter-style multi-model access when your team also needs budgets, BYOK, team usage, and domestic model sources.
- [How to estimate AI API cost before you ship](https://nextmodel.app/blog/how-to-estimate-ai-api-cost): A practical formula for estimating model spend from input tokens, output tokens, request volume, and model price.

## Featured models
- [Anthropic: Claude Opus 4.7](https://nextmodel.app/models/claude-opus-4-7): provider Anthropic; source openrouter_if_available; input 5 USD/1M; output 25 USD/1M.
- [Anthropic: Claude Sonnet 4.5](https://nextmodel.app/models/claude-sonnet-4-5): provider Anthropic; source openrouter_if_available; input 3 USD/1M; output 15 USD/1M.
- [Google: Gemini 2.5 Pro](https://nextmodel.app/models/gemini-2-5-pro): provider Google; source openrouter_if_available; input 1.25 USD/1M; output 10 USD/1M.
- [DeepSeek: R1](https://nextmodel.app/models/deepseek-r1): provider DeepSeek; source openrouter_if_available; input 0.7 USD/1M; output 2.5 USD/1M.
- [Doubao Seed 2.0 Mini](https://nextmodel.app/models/doubao-seed-2-0-mini): provider Volcengine; source platform_curated; input 0.2 CNY/1M; output 2 CNY/1M.
- [DeepSeek: DeepSeek V4 Flash](https://nextmodel.app/models/deepseek-v4-flash): provider DeepSeek; source openrouter_if_available; input 0.112 USD/1M; output 0.224 USD/1M.
- [Qwen: Qwen3 Coder Plus](https://nextmodel.app/models/qwen3-coder-plus): provider Alibaba Cloud / Qwen; source openrouter_if_available; input 0.65 USD/1M; output 3.25 USD/1M.
- [Google: Gemini 2.5 Flash](https://nextmodel.app/models/gemini-2-5-flash): provider Google; source openrouter_if_available; input 0.3 USD/1M; output 2.5 USD/1M.
- [Qwen: Qwen3 Max](https://nextmodel.app/models/qwen3-max): provider Alibaba Cloud / Qwen; source openrouter_if_available; input 0.78 USD/1M; output 3.9 USD/1M.
- [OpenAI: GPT-4o-mini](https://nextmodel.app/models/gpt-4o-mini): provider OpenRouter; source openrouter_if_available; input 0.15 USD/1M; output 0.6 USD/1M.

## Key integration fact
- The API calling style is OpenAI-compatible; most migrations start by changing base_url to https://api.nextmodel.app/v1 and choosing a model ID from /models.