Free AI platform comparison

DeepSeek vs Grok: Low-Cost API, xAI Credits & Limits

Choose DeepSeek for cost-first reasoning, coding agents, and China-friendly API tests. Choose Grok only when xAI-specific model behavior matters and your account shows current usable credits or billing terms.

Quick decision

DeepSeek vs Grok: Low-Cost API, xAI Credits & Limits: pricing, free API, and limits

Quick answer: choose DeepSeek if its free tier, model family, or ecosystem fits your app better; choose Grok (xAI) if it gives better free API credits, pricing, or access for your workflow. This comparison focuses on free tier, API pricing, limits, setup, and practical alternatives.

Free tierDeepSeek: 50 requests/day · Grok (xAI): Limited requests/day

Free API$5 vs $25/月

Best checkCredits, rate limits, setup friction

DecisionTest both if rank, latency, or access matters

DeepSeek detailsFree tier, API credits, limits and setup Grok (xAI) detailsFree tier, API credits, limits and setup Free AI API directoryCompare all free credits and limits

👑

DeepSeek

95pts

1 wins

Grok (xAI)

85pts

0 wins

🏆 Overall, DeepSeek offers more free value (1/6 categories)

📊 Side-by-Side

🧠 Model Details

DeepSeek4 models

DeepSeek-V4-Pro

📐 1000k⚡ Rate limited

Released April 2026, 1.6T param MoE (49B active), 1M context, thinking/non-thinking modes

DeepSeek-V4-Flash

📐 1000k⚡ Rate limited

Lightweight V4, 284B params (13B active), 1M context, excellent value

DeepSeek-V3

📐 64k⚡ 50 RPD

Previous flagship, still available

DeepSeek-R1

📐 64k⚡ 50 RPD

Reasoning model, strong at math/code

Grok (xAI)2 models

Grok 4.20

📐 128k⚡ Rate limited

xAI's latest flagship, reasoning + non-reasoning, lowest hallucination rate

Grok-3

📐 128k⚡ Rate limited

Free on X platform

🎯 Which should you choose?

Choose DeepSeek if…

you want 50 requests/day on the free tier, plus $5 for API tests.

Choose Grok (xAI) if…

you want Limited requests/day on the free tier, plus $25/月 for API tests.

FAQ

Which is better, DeepSeek or Grok (xAI)?

DeepSeek scores higher in this free-tier comparison because it wins more of the measured categories. Still, the best choice depends on your exact needs: free chat access, API credits, open-source models, or rate limits.

Does DeepSeek have a free tier?

Yes. DeepSeek lists 50 requests/day for free users.

Does Grok (xAI) have a free tier?

Yes. Grok (xAI) lists Limited requests/day for free users.

Which one is better for API experiments?

DeepSeek offers $5; Grok (xAI) offers $25/月. Choose the option with enough credits and rate limits for your prototype.

Source snapshot

Data source: yangmao.ai provider YAML tracker plus curated comparison notes. Official dashboards can change credits, limits, model availability, and pricing without notice; verify in the provider console before production.

yangmao.ai comparison slug: deepseek-vs-grok
DeepSeek source: https://platform.deepseek.com
Grok (xAI) source: https://grok.x.ai
Dataset freshness: DeepSeek: 2026-06-14 · Grok (xAI): 2026-06-14
Decision data: Free tier, API credits, rate limits, model list, China access notes, and curated comparison dimensions from the yangmao.ai provider tracker.

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Use the provider guides for first-party testing, then route production traffic through one OpenAI-compatible key when multi-provider fallback, budget control, or China-access testing becomes painful.

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