Grok vs Kimi AI

Comprehensive side-by-side comparison — features, pricing, performance, and more.

Data last refreshed August 2026

Grok

SpaceXAI

Chat, search, reason, and create — all in one place.

Freemium

83% verification coverage

Kimi AI

Moonshot AI

Built for Agentic Coding & Knowledge Work

Freemium

77% verification coverage

Trust & Reliability

Grok

Users:100M-500M

GDPR

SOC 2

HIPAA

Kimi AI

Trust data not available yet

Overall Winner: Grok

7.2/10 vs Kimi AI at 5.7/10

Leads in:

Ease of Use

Support

Compliance & Data Protection

Scores are AI-estimated from publicly available data — not an independent test or a verified user rating. How we rank →

AI Comparison Summary

Grok

7.2

avg score

Kimi AI

5.7

avg score

Grok leads overall — particularly in Support and Compliance & Data Protection.

Based on 6 dimensions

Scores are AI-estimated from publicly available data — not an independent test or a verified user rating. How we rank →

Overall Winner

Grok

7.2 / 10

Grok

Best For

Individuals seeking a versatile AI assistant for creative and productivity tasks

Researchers needing answers grounded in live web and X sources with visible citations

Developers building on the Grok API across text, vision, voice, images and video

Content creators generating and editing multimodal content

Kimi AI

Best For

Mid-sized businesses needing secure AI for their teams

Marketing teams synthesizing research and content plans

Operations teams automating reports and SOPs

Engineering teams translating requirements into code

* Verdict is based on our algorithmic scoring of publicly available data. Learn about our methodology

Grok is best for

🔍Research8.5💬Chat & Conversation7.9✍️Writing & Content7.6

Kimi AI is best for

✍️Writing & Content9.0🤖Automation & Agents8.2💬Chat & Conversation8.0

Filter by your use case:

Limitations

Grok

Cons

Multi-agent reasoning and higher limits require SuperGrok
Video generation is limited to 15 seconds at 720p

Kimi AI

Cons

Mobile app currently supports personal accounts only, not Kimi Business
Self-service administrator transfer is not yet available

Weighted Score — Adjust What Matters to You

Pick a profile or drag sliders — scores and radar update instantly on the right.

Quick profiles:

Ease of Use5

Customization5

Support5

Integration5

Compliance & Data Protection5

Performance5

Planning Quality5

Dimension Comparison

Grok

7.2

/ 10

Clear winner

Kimi AI

5.7

/ 10

Dimension Breakdown

Ease of Use

How intuitive is onboarding, UI navigation, and day-to-day usage for the target audience?

Grok

8.0▲ +1.0

Kimi AI

7.0

Customization

Calculated

How much can users tailor workflows, settings, prompts, or outputs to their needs?

Grok

6.0

Kimi AI

6.0

Support

How strong is the documentation, customer support, community, and learning resources?

Grok

8.0▲ +2.0

Kimi AI

6.0

Integration

Calculated

How well does it connect with other tools, APIs, and workflows?

Grok

6.0▲ +1.0

Kimi AI

5.0

Compliance & Data Protection

Calculated

Compliance certifications and data-protection posture, counted from ten verified signals: SOC 2 Type II, GDPR compliance, HIPAA, WCAG AA/AAA, PII redaction, licensed-only training, a published sub-processor list, a downloadable DPA, not training on user data, and a documented deletion path

Grok

7.0▲ +5.0

Kimi AI

2.0

Performance

Calculated

Latency + throughput speed

Grok

8.0

Kimi AI

8.0

Planning Quality

Calculated

Multi-step planning depth + replanning capability

Grok

—

Kimi AI

—

Calculated = derived from structured signals (integration count, API/open-source config, compliance certs, response-time). AI = LLM-assessed from public website content. Methodology

Task Performance

Grok

Task

Kimi AI

9.0

Conversation Quality

9.0

8.0

Context Retention

9.0

8.0

Knowledge Accuracy

8.0

9.0

Reasoning Ability

9.0

8.0

Multilingual Chat

8.0

Personality Customization

6.0

8.0

Response Speed

6.0

8.0

Citation Support

8.0

File Handling

9.0

5.0

Safety Controls

6.0

3.0

Template Variety

6.0

* Task scores (1–10) are algorithmically generated from publicly available data.

Data is sourced from public information and vendor websites. It may not always be up-to-date — verify pricing and features directly with the vendor before purchasing.Report inaccuracy

Frequently Asked Questions

What are the main differences between Grok and Kimi AI?

Grok — "Chat, search, reason, and create — all in one place". Kimi AI — "Built for Agentic Coding & Knowledge Work". The Features section on this page compares them side by side.

Who is Grok best for compared with Kimi AI?

Grok is best for Individuals seeking a versatile AI assistant for creative and productivity tasks; and for Researchers needing answers grounded in live web and X sources with visible citations. Kimi AI is best for Mid-sized businesses needing secure AI for their teams; and for Marketing teams synthesizing research and content plans.

How does the pricing of Grok compare with Kimi AI?

Grok is freemium, includes a free plan, paid plans start at $8/month. Kimi AI is freemium, includes a free plan. Always verify current pricing with the vendor.

Does Grok or Kimi AI have a free plan?

Grok has a free plan. Kimi AI has a free plan. Always verify current pricing with the vendor.

Do Grok and Kimi AI offer an API?

Grok offers a public API. Kimi AI offers a public API.

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