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Avian vs Zarx

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Avian compared with Zarx
Detail AvianZarx logo Zarx
What it doesFast, affordable AI inference API with pay-per-token pricing and dedicated GPU compute EU-resident inference API for open-weight language models
StageNot given MVP
FoundedNot given Not given
Based inUS ES
Pricing modelPaid Contact for pricing
PricingInference API: DeepSeek V4.1 Flash from $0.1275/M input tokens and $0.51/M output tokens. DeepSeek V4 Flash from $0.14/M input and $0.28/M output. DeepSeek V4 Pro 0813 from $0.561/M input and $1.683/M output. MiniMax M3 from $0.255/M input and $1.02/M output. GLM-5.3 from $1.19/M input and $3.74/M o Not given
Key features
  • Pay-per-token pricing with no subscriptions or minimums
  • Access to 10+ frontier open-source models including DeepSeek, MiniMax, GLM, Kimi and MiMo
  • OpenAI-compatible API for drop-in integration
  • NVIDIA B200 and B300 GPUs with speculative decoding
  • Multi-region deployment for low-latency responses
  • Zero cold start times with always-warm inference
  • SOC/2 approved infrastructure with zero data retention
  • Dedicated 8-GPU HGX nodes available prepaid for 12-36 months
  • Compatible with 20+ coding tools including Cursor and Claude Code
  • Vision analysis, web search and native tool calling built-in
  • OpenAI-compatible Responses and Chat Completions endpoints
  • Streaming with Server-Sent Events
  • Function calling and tool use
  • Structured JSON output with schema validation
  • Audio transcription with file and live WebSocket modes
  • Text-to-speech with built-in and customizable voices
  • Speech-to-speech translation
  • Time series forecasting up to 1,000 periods
  • Per-key usage tracking and limits
  • Servers owned and operated by NPAW in EU
What makes it different
  • Industry-leading inference speed: 489 tokens per second on DeepSeek V4.1 Flash
  • Dramatically lower costs than competitors: $0.51 per million output tokens vs $10.00 for GPT-4o
  • First to deploy DeepSeek R1 at scale with 351 tokens per second
  • Enterprise-grade security with SOC/2, GDPR compliance and zero data retention
  • Data residency in EU with no US sub-processor in the data path
  • OpenAI-compatible API so teams can keep existing integrations
  • Three capability levels—Z Ultra, Z Pro, Z Fast—on the same API
  • Operated by NPAW, which has run its own data infrastructure since 2008
  • ISO 27001, ISO 27701, ISO 42001 and ENS High certified
Community votes00
DR (Domain Rating by Ahrefs)48 −1 (down) since last check5 no change since last check
Trust Flow (Majestic)80
Citation Flow (Majestic)3513
Referring domains (Majestic)3551

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