Codestral vs GPT-5.3 Codex: Pricing Comparison

Compare pricing, capabilities, and costs for your LLM workloads.

Mistral

Codestral

Pricing (per 1M tokens)

Input$0.3000
Output$0.9000

Context & Output

Context Window256K tokens
Max Output32.8K tokens

Capabilities

Categorymid
Multimodaltext
Fine-tuningNo
StreamingYes

OpenAI

GPT-5.3 Codex

Pricing (per 1M tokens)

Input$1.75
Output$14.00
Cached Input$0.1750

Context & Output

Context Window400K tokens
Max Output128K tokens

Capabilities

Categoryflagship
Multimodaltext + image
Fine-tuningNo
StreamingYes

Quick Verdict

Cheaper Input Price

Codestral

82.9% cheaper

Cheaper Output Price

Codestral

93.6% cheaper

Larger Context Window

GPT-5.3 Codex

+144K tokens

Cost Comparison

Sample workload: 1,000,000 input tokens + 1,000,000 output tokens

Codestral

$1.20

$0.3000/1M input + $0.9000/1M output

GPT-5.3 Codex

$15.75

$1.75/1M input + $14.00/1M output

Codestral is 92.4% cheaper for this workload.

Frequently Asked Questions

Which is cheaper, Codestral or GPT-5.3 Codex?
For input tokens, Codestral is cheaper at $0.3000 per 1M tokens. For output tokens, Codestral is cheaper at $0.9000 per 1M tokens. The overall cost depends on your workload's input/output ratio.
What is the context window size of Codestral vs GPT-5.3 Codex?
Codestral has a context window of 256K tokens, while GPT-5.3 Codex has 400K tokens. GPT-5.3 Codex supports a larger context window of 400K tokens, which is beneficial for processing longer documents.

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