| What it does | One API for all AI models—image, video, music and text generation
| A fax API and MCP server for AI agents to send and receive faxes with receipts
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| Stage | Not given
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| Founded | Not given
| 2023
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| Based in | Not given
| US
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| Pricing model | Freemium
| Paid
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| Pricing | From $0.015/s for video to $0.290/s; image models from $0.030 to $0.107 per image; music from $0.210/song; text-to-speech from $0.125/1K characters. 200 free credits on signup; no minimum spend.
| $0.039 per page sent, $0.019 per page received, $2 per fax number per month, $10 minimum wallet top-up, optional Agent workspace $19 per month, sandbox free. Prices as of 2026-10-28.
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| Key features | - Unified API endpoint for image, video, audio, and text models
- Persistent artifact storage with durable links
- Async task API with callback support
- Availability-first routing across model providers
- MCP, Skills, and llms.txt for AI agent integration
- Model playground for testing before integration
- Transparent pay-as-you-go pricing with no minimums
- Image cost calculator tool
- 24/7 production support
- Access to 15+ leading generative models
| - Document preparation with PDF, image and text rendering
- Price quotes bound to document, destination and sender
- Authorization by person or delegated policy
- Bounded retries with circuit breaker per route
- Private inbox for received faxes with signed URLs
- Idempotent API calls with Idempotency-Key header
- Signed webhooks with event IDs
- Sandbox for free testing before production
- Document retention with 30-day default and deletion option
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| What makes it different | - Single API key to access all major image, video, and audio generation models from OpenAI, Google, Runway, and others
- Persistent artifact links eliminate need to build custom storage infrastructure
- Transparent, usage-based pricing visible before integration with no per-token billing
- Native support for AI agents through MCP, Skills, and standardized prompts
- Production-grade async API designed for long-running generation tasks with callbacks
| - Every fax send produces a receipt with provider evidence of delivery
- Agents cannot exceed their own permissions or budget limits
- International fax coverage to 213 destinations with transparent pricing
- MCP server with 15 tools for seamless agent integration
- Per-page pricing with no minimum subscription requirement
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 40 ▲ +1 (up) since last check | 22 ▲ +2 (up) since last check |
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| Trust Flow (Majestic) | 23 | 0 |
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| Citation Flow (Majestic) | 33 | 0 |
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| Referring domains (Majestic) | 318 | 0 |
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hiapi
Fax for Agents