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GreenPT vs xAI: Token Pricing, Speed & Intelligence

Full comparison of GreenPT and xAI — live token pricing, latency, throughput, context window, strengths, weaknesses, and best use cases. Rates sourced from public APIs — verify before use.

GreenPT

European LLM inference with EUR pricing

GreenPT (greenpt.com) is an LLM inference provider offering access to models including Kimi, GLM, DeepSeek, and MiniMax families via an OpenAI-compatible API, with pricing denominated in EUR.

ChatLong-context inference
Open-weight host

xAI

Grok 4.6 — SpaceXAI with Imagine Image 2.0, Voice Transcribe 2.0, and 500K context

xAI (operating as SpaceXAI) builds the Grok model family. Grok 4.6 is the current flagship with a 500K token context window. The September 2026 platform includes Imagine Image 2.0, Imagine Video 1.5, Voice API (speech-to-speech, TTS, STT), and Grok Voice Transcribe 2.0. Available on Azure AI Foundry, Oracle OCI, and Google Cloud Vertex. Check x.ai/api for current rates.

Real-time dataReasoningVisionImage generationVideo generationVoice AIChat
Proprietary models

Key metric comparison

GreenPT
xAI
Cheapest input ($/1M)

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Cheapest output ($/1M)

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Peak throughput

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Best latency (TTFT)

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Intelligence score

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Context window

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Live token pricing

Strengths and weaknesses

GreenPT

xAI

Grok 4.6: competitive frontier pricing — check live table for current rates
500K token context window
Real-time X/Twitter data and web search grounding
Imagine Image 2.0 and Imagine Video 1.5 for multimodal generation
Voice API: speech-to-speech, TTS, and STT under one key
Available on Azure AI Foundry, Oracle OCI, and Google Cloud Vertex
No open-weight models — full vendor lock-in
Smaller ecosystem and fewer integrations than OpenAI
Limited model selection compared to frontier competitors

Key differentiators

xAI

Grok 4.6 combines frontier-tier intelligence with real-time X/Twitter grounding, a 500K context window, and a full multimodal platform (Imagine Image 2.0, Imagine Video 1.5, Voice API).

Frequently asked questions

GreenPT FAQs

What is GreenPT?

GreenPT is an LLM inference provider offering access to models including Kimi, GLM, DeepSeek, and MiniMax families. See greenpt.com for details.

What currency does GreenPT use for pricing?

GreenPT prices are denominated in EUR. See docs.greenpt.ai/pricing for current rates.

Is the GreenPT API OpenAI-compatible?

GreenPT provides an OpenAI-compatible API. See docs.greenpt.ai for endpoint details.

xAI FAQs

What is Grok 4.6 and how much does it cost?

Grok 4.6 is xAI's current flagship model with a 500K token context window, vision, function calling, and real-time web and X/Twitter access. Check x.ai/api for current per-token rates.

What is the xAI Imagine API?

The Imagine API offers image and video generation via Imagine Image 2.0 and Imagine Video 1.5. Both are available under the same API key as Grok text models. Check x.ai/api for current rates.

What is the xAI Voice API?

The Voice API includes speech-to-speech, text-to-speech, and speech-to-text (REST and streaming). Grok Voice Transcribe 2.0 was released September 2026. Check x.ai/api for current rates.

Provider resources

GreenPT

Provider page
Website
PricingDocs

xAI

Provider page
Website
PricingDocs

GreenPT — European LLM inference with EUR pricing

GreenPT (greenpt.com) is an LLM inference provider offering access to models including Kimi, GLM, DeepSeek, and MiniMax families via an OpenAI-compatible API, with pricing denominated in EUR.

xAI — Grok 4.6 — SpaceXAI with Imagine Image 2.0, Voice Transcribe 2.0, and 500K context

xAI (operating as SpaceXAI) builds the Grok model family. Grok 4.6 is the current flagship with a 500K token context window. The September 2026 platform includes Imagine Image 2.0, Imagine Video 1.5, Voice API (speech-to-speech, TTS, STT), and Grok Voice Transcribe 2.0. Available on Azure AI Foundry, Oracle OCI, and Google Cloud Vertex. Check x.ai/api for current rates.

Grok 4.6 combines frontier-tier intelligence with real-time X/Twitter grounding, a 500K context window, and a full multimodal platform (Imagine Image 2.0, Imagine Video 1.5, Voice API).

Key strengths compared

GreenPT

    xAI

    • Grok 4.6: competitive frontier pricing — check live table for current rates
    • 500K token context window
    • Real-time X/Twitter data and web search grounding
    • No open-weight models — full vendor lock-in
    • Smaller ecosystem and fewer integrations than OpenAI

    Key weaknesses compared

    GreenPT

      xAI

      • No open-weight models — full vendor lock-in
      • Smaller ecosystem and fewer integrations than OpenAI
      • Limited model selection compared to frontier competitors

      Provider category context

      GreenPT is a inference api. xAI is a frontier lab, founded in 2023. GreenPT as an inference API provider hosts open-weight models — typically offering lower prices for equivalent capability tiers. xAI as a frontier lab trains and serves proprietary models with capabilities not available elsewhere.

      How to choose between them

      Choose GreenPT if you need . Choose xAI if you need grok 4.6: competitive frontier pricing — check live table for current rates. For high-volume production workloads, run a cost comparison using the token pricing table above with your actual prompt/completion token ratio — the cheapest provider depends heavily on your input-to-output token ratio.