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20% Off

Access Top Models at Low Cost

Unified AI API for OpenAI, Claude, Gemini, and more

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Claude Opus 4.6

Input:$4/M
Output:$20/M
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Claude Sonnet 4.6

Input:$2.4/M
Output:$12/M
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GPT-5.4 nano

Input:$0.16/M
Output:$1/M
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GPT-5.4 mini

Input:$0.6/M
Output:$3.6/M
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Nano Banana 2

Input:$0.4/M
Output:$2.4/M
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Doubao Seedream 5

Per Request:$0.028
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FLUX 2 MAX

Per Request:$0.008
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Black Forest Labs/FLUX 2 MAX

Per Request:$0.056
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Sora 2 Pro

Per Second:$0.24
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Sora 2

Per Second:$0.08
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mj_fast_video

Per Request:$0.6
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Grok Imagine Video

Per Second:$0.04
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gpt-realtime-1.5

Input:$3.2/M
Output:$12.8/M
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gpt-audio-1.5

Input:$2/M
Output:$8/M
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Whisper-1

Input:$24/M
Output:$24/M
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TTS

Input:$12/M
Output:$12/M
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mimo-v2-pro

Input:$0.8/M
Output:$2.4/M
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mimo-v2-omni

Input:$0.32/M
Output:$1.6/M
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MiniMax-M2.7

Input:$0.24/M
Output:$0.96/M
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GLM 5 Turbo

Input:$0.96/M
Output:$3.264/M

All Multimodal AI Models

Integrate once and swap engines effortlessly. Provides an out-of-the-box SDK, interactive Playground, Postman collection, and sample projects. Built-in comparative testing, response visualization, and usage analysis allow engineers to prototype within hours and select the optimal model combination through comparison.

Model Groups

Discover models from OpenAI, Anthropic, Google, Aliyun, xAI, Deepseek, and more. Each provider group features unique strengths — from advanced reasoning and code generation to multimodal understanding and real-time inference. Find the right model for your project.

Simple Integration

Connect CometAPI to your stack in minutes — lightweight SDKs, clear docs, and example code to get your first API call working fast.

Most Popular Models

Explore our most popular models, trusted by developers for performance, reliability, and ease of integration across real-world applications.

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Grok 4.1 Fast

Input:$0.16/M
Output:$0.4/M
Grok 4.1 Fast is xAI’s production-focused large model, optimized for agentic tool-calling, long-context workflows, and low-latency inference. It’s a multimodal, two-variant family designed to run autonomous agents that search, execute code, call services, and reason over extremely large contexts (up to 2 million tokens).
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DeepSeek-V3

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DeepSeek-V3

Input:$0.216/M
Output:$0.88/M
The most popular and cost-effective DeepSeek-V3 model. 671B full-blood version. This model supports a maximum context length of 64,000 tokens.
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omni-moderation-latest

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omni-moderation-latest

Per Request:$0.0016
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GPT-5

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GPT-5

Input:$1/M
Output:$8/M
GPT-5 is OpenAI's most powerful coding model to date. It shows significant improvements in complex front-end generation and debugging large codebases. It can transform ideas into reality with intuitive and aesthetically pleasing results, creating beautiful and responsive websites, applications, and games with a keen sense of aesthetics, all from a single prompt. Early testers have also noted its design choices, with a deeper understanding of elements like spacing, typography, and white space.
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GPT-4o

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GPT-4o

Input:$60/M
Output:$240/M
<div>GPT-4o is OpenAI's most advanced Multimodal model, faster and cheaper than GPT-4 Turbo, with stronger visual capabilities. This model has a 128K context and a knowledge cutoff of October 2023. Models in the 1106 series and above support tool_calls and function_call.</div> This model supports a maximum context length of 128,000 tokens.

Features

Why choose CometAPI for your AI integration needs

Usage Analytics

Detailed insights into your API usage patterns and performance metrics.

Pay-as-you-go

Flexible pricing model that scales with your usage and budget.

Privacy

Enterprise-grade security and privacy protection for your data.

What Our Users Say

Hear from developers and teams who trust CometAPI — real feedback on reliability, ease of integration, performance, and support.

FAQ

Find concise answers to common questions about CometAPI — from API documentation and authentication to pricing, integration steps, and troubleshooting tips.