Head to head

Grok vs Kimi

Grok (xAI) and Kimi (Moonshot AI) both sit in Writing. Kimi is the cheaper entry point at Pay-as-you-go API. Pricing details are calculated based on volume of tokens consumed. No monthly subscription pricing published.. Every value below comes from the latest crawl of the vendors' own pages.

AttributeGrok

xAI

Kimi

Moonshot AI

SegmentWritingWriting
Version4.7Kimi K3.1 Pro
Entry costfrom $2/moPay-as-you-go API. Pricing details are calculated based on volume of tokens consumed. No monthly subscription pricing published.
Pricing tiersGrok 4.7 Input $2 · Grok 4.7 Output $6Pay-as-you-go (API) free
Model stackgrok-4.5 · grok-4.6 · grok-4.7 · grok-imagine-image · grok-imagine-image-2.0 · grok-imagine-image-quality · grok-imagine-video · grok-imagine-video-1.5Kimi K2.6 · Kimi K2.7 Code · Kimi K3 · kimi-k2.5 · kimi-k2.7-code-highspeed · kimi-k3.1-pro · kimi-k3.1-pro-highspeed
Context window500k tokens1048576
Public API
Routes models
Changes / 30d1212
OriginGlobalChina
CapabilitiesReal-time X search, Think and Big Brain modes, Voice mode, Image generation, API access, text generation, agentic coding, voice agentNative multimodal (visual + text), 1M-token context, Agentic tool use, Thinking / non-thinking modes, Dedicated coding models (k2.7-code, high-speed), Open weights, 1M token context, Multimodal input

Grok

Grok pairs xAI's in-house models with live access to the X firehose, sold standalone and bundled into X Premium tiers.

Full Grok record →

Kimi

Moonshot AI's assistant, known for very long context windows and the open-weight K2 agentic model.

Full Kimi record →
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