Qwen3.5-27B vs Grok 4.3, API pricing and model comparison

Compare Qwen3.5-27B vs Grok 4.3 side by side by input/output token price, context window, benchmark signals, capabilities, and example monthly API cost.

Quick comparison summary

This page compares Qwen3.5-27B vs Grok 4.3 in one matrix. Current records: Qwen3.5-27B on OpenRouter: $0.195/$1.56 per 1M tokens, 262K context window; Grok 4.3 on OpenRouter: $1.25/$2.5 per 1M tokens, 1000K context window. Prices are estimates—verify official provider pages before production use.

Qwen3.5-27B

qwen/qwen3.5-27b

OpenRouter

Input: $0.1950 / 1M
Output: $1.56 / 1M
Context: 262.1k
Model page: Details

Grok 4.3

x-ai/grok-4.3

OpenRouter

Input: $1.25 / 1M
Output: $2.50 / 1M
Context: 1m
Model page: Details

Comparison matrixLLM Table

Models to compare2/4

Model 1

262.1K

Select model344 models

Model 2

Select model344 models

Qwen: Qwen3.5-27B

OpenRouter

Cheapest (this scenario)

Input

$0.1950 / 1M

Output

$1.56 / 1M

Context

262.1K

Monthly cost

$66.30

Benchmark

1,358LMArena WebDev Arena

VisionToolsJSONReasoningLong context

xAI: Grok 4.3

OpenRouter

Input

$1.25 / 1M

Output

$2.50 / 1M

Context

1MLargest context

Monthly cost

$200.00

Benchmark

1,447Top benchmarkLMArena Text Arena

VisionToolsJSONReasoningLong context

Qwen: Qwen3.5-27B

OpenRouter

xAI: Grok 4.3

OpenRouter

Input

$0.1950 / 1MCheapest (this scenario)

$1.25 / 1M

Output

$1.56 / 1MCheapest (this scenario)

$2.50 / 1M

Context

262.1K

1MLargest context

Benchmark

1,358

LMArena WebDev Arena

1,447Top benchmark

LMArena Text Arena

Monthly cost

$66.30Cheapest (this scenario)

$200.00

Capabilities

VisionToolsJSONReasoningLong context

FAQ

Model comparison notes

How do Qwen3.5-27B vs Grok 4.3 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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