R1 vs Grok 4, API pricing and model comparison

Compare R1 vs Grok 4 side by side by input/output token price, context window, benchmark signals, capabilities, and example monthly API cost.

Quick comparison summary

This page compares R1 vs Grok 4 in one matrix. Current records: R1 on OpenRouter: $0.7/$2.5 per 1M tokens, 164K context window; Grok 4 on xAI API: $3/$15 per 1M tokens, 256K context window. Prices are estimates—verify official provider pages before production use.

R1

deepseek/deepseek-r1

OpenRouter

Input: $0.7000 / 1M
Output: $2.50 / 1M
Context: 163.8k
Model page: Details

Grok 4

grok-4-0709

xAI API

Input: $3.00 / 1M
Output: $15.00 / 1M
Context: 256k
Model page: Details

Comparison matrixLLM Table

Models to compare2/4

Model 1

163.8K

Select model344 models

Model 2

256K

Select model344 models

DeepSeek: R1

OpenRouter

Cheapest (this scenario)

Input

$0.7000 / 1M

Output

$2.50 / 1M

Context

163.8K

Monthly cost

$145.00

Benchmark

—

ToolsJSONReasoningLong context

xAI: Grok 4

xAI API

Input

$3.00 / 1M

Output

$15.00 / 1M

Context

256KLargest context

Monthly cost

$750.00

Benchmark

1,182Top benchmarkLMArena Vision Arena

ToolsJSONReasoningLong context

DeepSeek: R1

OpenRouter

xAI: Grok 4

xAI API

Input

$0.7000 / 1MCheapest (this scenario)

$3.00 / 1M

Output

$2.50 / 1MCheapest (this scenario)

$15.00 / 1M

Context

163.8K

256KLargest context

Benchmark

—

1,182Top benchmark

LMArena Vision Arena

Monthly cost

$145.00Cheapest (this scenario)

$750.00

Capabilities

ToolsJSONReasoningLong context

FAQ

Model comparison notes

How do R1 vs Grok 4 API prices compare?

Compare input and output prices per 1M tokens side by side. The same underlying model can list different prices by route (Direct API vs OpenRouter); this table uses the selected route records.

Which model looks cheaper?

Scenario cost depends on your input/output mix. The example monthly cost in the table uses default token volumes—adjust with the cost calculator for your traffic.

Are benchmark scores included?

Independent or provider-reported benchmark signals appear when available. Benchmarks do not replace price analysis—evaluate both for your quality requirements.

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