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# APIMaster.ai
> APIMaster.ai is an AI API marketplace and model-authenticity verification service. Buy OpenAI, Claude (Anthropic), and DeepSeek API access at up to 70% off official pricing through fingerprint-verified channels. Every channel is checked with behavioral fingerprinting to detect whether it actually serves the model it claims, helping developers avoid downgraded or substituted models. OpenAI-compatible endpoints with USDT, PayPal, and card payments.
## Tools
- [Seedance Pricing Compared (2026)](https://apimaster.ai/blog/seedance-pricing-compared-2026): APIMaster aggregates low-cost routes and provides video fingerprint verification. Nine platforms reviewed; six have verified comparable offers. November 6, 2026: 720p five-second Seedance 2.0/2.5 start at $0.72/$1.09 on APIMaster versus $1.22/$1.83 at Wireflow monthly Starter credit rates, about 41.2%/40.1% less. Separate Fast/Mini tables, token formulas and subscription conditions; no permanent all-market price or infallible fingerprint claim.
- [Opus 5.5 Video Studio](https://apimaster.ai/video/opus-5-5): Try three animation prompts, generate code with Opus, and render a silent MP4 in an isolated environment. Actual Opus token billing; private results retained for 24 hours.
- [AI API Marketplace](https://apimaster.ai/): Buy OpenAI, Claude, and DeepSeek API access at up to 70% off; live per-channel pricing and fingerprint-detection history.
- [GPT Pass GPT API Plans](https://apimaster.ai/freemodel): Compare four paid 30-day GPT API subscriptions with rolling 5-hour and 7-day official-price usage limits.
- [Coding Plan](https://apimaster.ai/coding-plan): Use multiple leading Chinese coding models with one API key and a shared 30-day official-price allowance.
- [AI API Model Tester](https://apimaster.ai/ai-api-model-tester): Paste any API endpoint and key; runs a behavioral fingerprint probe and returns the most likely real model plus a TrustScore.
- [AI API Key Tester](https://apimaster.ai/ai-api-key-t