Comparison
Grok vs DeepSeek
In our test runs on October 8, 2026, the same 50 prompts across 10 jobs: Grok's one model passed 47 of 50 replies and DeepSeek's 2 models passed 97 of 100 replies. On llmwise Pro, Grok 4.7 up to 250 messages a month and DeepSeek V4 Pro up to 250.
Based on 150 of our test runs on , through OpenRouter with the app's own prompt and settings. Updated .
Short answer
Job by job, both families' best models shared the top result on 9 of the 10 jobs; DeepSeek's alone had it on writing.
Grok vs DeepSeek, job by job
On each job, Grok's pick against DeepSeek's: the model of each family that passed the most of the job's 5 prompts (then the most hard ones, then the cheaper). The jobs where they differ most come first.
Writing: Grok 4.7 passed 3 of 5 and DeepSeek V4 Pro 5 of 5. DeepSeek V4 Pro answered 1.5× sooner at the median, 6.0 s against 3.9 s. DeepSeek V4 Pro cost 5.4× less, $0.0288 against $0.0054 for the 5 replies. Grok 4.7's replies ran 11% longer, in tokens of reply, thinking not counted.
Coding: Grok 4.7 passed 5 of 5 and DeepSeek V4.1 Flash 5 of 5. DeepSeek V4.1 Flash answered 12.7× sooner at the median, 31.6 s against 2.5 s. DeepSeek V4.1 Flash cost 13.4× less, $0.1229 against $0.0092 for the 5 replies. DeepSeek V4.1 Flash's replies ran 34% longer, in tokens of reply, thinking not counted.
Math: Grok 4.7 passed 5 of 5 and DeepSeek V4.1 Flash 5 of 5. DeepSeek V4.1 Flash answered 12.6× sooner at the median, 11.7 s against 0.9 s. DeepSeek V4.1 Flash cost 28.9× less, $0.0362 against $0.0012 for the 5 replies. Grok 4.7's replies ran 45% longer, in tokens of reply, thinking not counted.
Summarization: Grok 4.7 passed 5 of 5 and DeepSeek V4.1 Flash 5 of 5. DeepSeek V4.1 Flash answered 5.4× sooner at the median, 2.8 s against 0.5 s. DeepSeek V4.1 Flash cost 14.0× less, $0.0141 against $0.0010 for the 5 replies. Their replies ran to about the same length.
Data analysis: Grok 4.7 passed 5 of 5 and DeepSeek V4.1 Flash 5 of 5. DeepSeek V4.1 Flash answered 10.3× sooner at the median, 8.9 s against 0.9 s. DeepSeek V4.1 Flash cost 13.1× less, $0.0556 against $0.0042 for the 5 replies. DeepSeek V4.1 Flash's replies ran 28% longer, in tokens of reply, thinking not counted.
Customer support: Grok 4.7 passed 4 of 5 and DeepSeek V4 Pro 4 of 5. DeepSeek V4 Pro answered 2.8× sooner at the median, 11.6 s against 4.1 s. DeepSeek V4 Pro cost 4.0× less, $0.0306 against $0.0077 for the 5 replies. Their replies ran to about the same length.
Translation: Grok 4.7 passed 5 of 5 and DeepSeek V4.1 Flash 5 of 5. DeepSeek V4.1 Flash answered 8.0× sooner at the median, 10.7 s against 1.3 s. DeepSeek V4.1 Flash cost 14.1× less, $0.0410 against $0.0029 for the 5 replies. DeepSeek V4.1 Flash's replies ran 75% longer, in tokens of reply, thinking not counted.
SQL: Grok 4.7 passed 5 of 5 and DeepSeek V4.1 Flash 5 of 5. DeepSeek V4.1 Flash answered 7.3× sooner at the median, 3.0 s against 0.4 s. DeepSeek V4.1 Flash cost 23.8× less, $0.0240 against $0.0010 for the 5 replies. Their replies ran to about the same length.
RAG and answering from documents: Grok 4.7 passed 5 of 5 and DeepSeek V4.1 Flash 5 of 5. DeepSeek V4.1 Flash answered 5.7× sooner at the median, 1.9 s against 0.3 s. DeepSeek V4.1 Flash cost 17.4× less, $0.0146 against $0.0008 for the 5 replies. DeepSeek V4.1 Flash's replies ran 174% longer, in tokens of reply, thinking not counted.
Agents and tool use: Grok 4.7 passed 5 of 5 and DeepSeek V4.1 Flash 5 of 5. DeepSeek V4.1 Flash answered 14.7× sooner at the median, 5.2 s against 0.4 s. DeepSeek V4.1 Flash cost 19.3× less, $0.0197 against $0.0010 for the 5 replies. DeepSeek V4.1 Flash's replies ran 12% longer, in tokens of reply, thinking not counted.
The 2 prompts only one of Grok and DeepSeek passed
Where one family's pick passed a prompt and the other's didn't, in each check's own words.
Rewrite corporate jargon in plain words (writing): DeepSeek V4 Pro passed and Grok 4.7 didn't. Grok 4.7: Graded 3.7 of 5 on average (lowest 3). DeepSeek V4 Pro: Graded 4.3 of 5 on average (lowest 4).
Argue both sides of free buses (writing): DeepSeek V4 Pro passed and Grok 4.7 didn't. Grok 4.7: Graded 4.7 of 5 on average (lowest 4); but a paragraph of 100 words, over the 90 allowed. DeepSeek V4 Pro: Graded 4.7 of 5 on average (lowest 4).
Each Grok model against each DeepSeek model
Every Grok model against every DeepSeek model on the same 50 prompts: each one's passes, how many prompts split them, and who was cheaper and quicker.
Grok 4.7 vs DeepSeek V4 Pro: 47 and 49 of 50; 2 prompts split them; DeepSeek V4 Pro's replies cost 2.1× less in all, and DeepSeek V4 Pro answered sooner on 38, Grok 4.7 on 9. DeepSeek V4 Pro vs Grok 4.7.
Grok 4.7 vs DeepSeek V4.1 Flash: 47 and 48 of 50; 3 prompts split them; DeepSeek V4.1 Flash's replies cost 14.9× less in all, and DeepSeek V4.1 Flash answered sooner on 50, Grok 4.7 on 0. DeepSeek V4.1 Flash vs Grok 4.7.
One writing prompt, both replies
Grok 4.7 and DeepSeek V4 Pro on a writing prompt, the job where they differed most: both replies as they came.
An everyday prompt: “Rewrite corporate jargon in plain words”, in full.
Grok 4.7
Failed: Graded 3.7 of 5 on average (lowest 3).
In the third quarter, teams from different parts of the company worked together to put a customer-focused approach into practice. Retention measures rose 12%, and the rate of customer loss fell by 30 basis points among enterprise customers. Contact points across all channels were also resized to use capacity more efficiently.
1,658 tokens in, 1,603 out (1,543 of them reasoning) · 20.0 s · $0.0112 · 1 message on Pro · answered by x-ai/grok-4.7 via xAI ·
DeepSeek V4 Pro
Passed: Graded 4.3 of 5 on average (lowest 4).
In the third quarter, our teams worked together to focus more on customers. This produced a 12% increase in customer retention and a 0.30 percentage point drop in churn among business customers. We also fine-tuned our various customer contact channels to use resources more efficiently.
431 tokens in, 576 out (518 of them reasoning) · 5.8 s · $0.0024 · 1 message on Pro · answered by deepseek/deepseek-v4-pro-0813 via Wafer ·
Every model, every job
All 3 Grok and DeepSeek models in llmwise across the 50 prompts, with what a reply cost to run and each model's count on Pro.
| Model | Passed | Hard ones | Cost per reply | On Pro |
|---|---|---|---|---|
| Grok 4.7xAI | 47 of 50 | 19 of 20 | $0.0077 | Up to 250 a month |
| DeepSeek V4 ProDeepSeek | 49 of 50 | 20 of 20 | $0.0037 | Up to 250 a month |
| DeepSeek V4.1 FlashDeepSeek | 48 of 50 | 19 of 20 | $0.00052 | Up to 60 a day |
Passed: replies that passed their check, of those scored. Cost: what OpenRouter charged us per reply, on average; in llmwise you pay per message, not per token. Every prompt and how it's scored.
Every limit is published. Paid plans also have a monthly fair-use limit on AI cost: Plus $3.75, Pro $7.50, Max $20, Ultra $42, Studio $85. Using every message on your plan at typical sizes stays under it; very large messages and heavy research use it faster. Every limit, explained.
Its own subscription
The one company here with its own plan at about llmwise Pro's price ($20 a month), in its own words, dated. We drop a plan here when its facts are more than 45 days old.
SuperGrok (SpaceXAI), $30 a month
Models it names: Grok 4.6. On its limits: “Smarter answers in Expert mode: Access our best model with higher limits” SuperGrok vs llmwise.
Checked : Grok plans.
llmwise Pro, $20 a month, has all 3 of these models in one chat, on one monthly allowance. On it: Grok 4.7 up to 250 messages a month and DeepSeek V4 Pro up to 250.
The lineups at a glance
What follows from each model's facts in our catalog.
The lineups
Grok: one model, Grok 4.7. DeepSeek: 2 models, DeepSeek V4 Pro and DeepSeek V4.1 Flash.
Price per message
Grok's one model is Grok 4.7 (250 messages a month on Pro); the least expensive DeepSeek model is DeepSeek V4.1 Flash (60 messages a day on Pro).
Context window
Grok goes up to 500K tokens (Grok 4.7); DeepSeek up to 1.05M tokens (DeepSeek V4 Pro).
Images and PDFs
DeepSeek V4 Pro doesn't read images. DeepSeek V4 Pro and DeepSeek V4.1 Flash get a PDF's text rather than the file itself.
On the Free plan
None of these models is on the Free plan. Paid plans have them all, with messages every month.
Model by model
Two named models side by side, prompt by prompt, each with its messages on every plan.
More head-to-heads
Each of Grok and DeepSeek against the other families, every job from the same test runs.
Where your messages go
Grok and DeepSeek models are served only through OpenRouter, by endpoints that don't store or train on prompts. The Privacy Policy has the details.
Questions
Which is better, Grok or DeepSeek?
In our test runs on October 8, 2026, the same 50 prompts across 10 jobs: Grok's one model passed 47 of 50 replies and DeepSeek's 2 models passed 97 of 100 replies. Job by job, both families' best models shared the top result on 9 of the 10 jobs; DeepSeek's alone had it on writing.
Which is cheaper, Grok or DeepSeek?
In llmwise, the least expensive Grok model is Grok 4.7 (250 messages a month on Pro), and the least expensive DeepSeek model is DeepSeek V4.1 Flash (60 messages a day on Pro). At API list prices (October 2026), a typical message of 4,000 tokens in and 700 out costs $0.0122 on Grok 4.7 and $0.0020 on DeepSeek V4.1 Flash.
Can I use Grok and DeepSeek in the same chat?
Yes. Pick a model for each message; when you switch, the next model sees the whole conversation, including the other one's answers.
Claude, GPT, Gemini, DeepSeek, Grok, Kimi, GLM, and Mistral, in one chat.
See what a message costs before you send it. Free is 5 messages to try; sign in with an email link, no password or card.