Compare · ModelsLive · 2 picked · head to head

GPT-5.3-Codex vs Mixtral 8x7B Instruct

Side by side · benchmarks, pricing, and signals you can act on.

Winner summary

Not enough overlapping benchmarks to declare a winner yet · GPT-5.3-Codex · Mixtral 8x7B Instruct are still filling in scores.

Hype vs Reality
GPT-5.3-Codex
#86 by perf·no signal
QUIET
Mixtral 8x7B Instruct
#54 by perf·no signal
QUIET
Best value
16.1x better value than GPT-5.3-Codex
GPT-5.3-Codex
6.6 pts/$
$7.88/M
Mixtral 8x7B Instruct
107.0 pts/$
$0.54/M
Vendor risk
OpenAI logo
OpenAI
$840.0B·Tier 1
Medium risk
Mistral AI logo
Mistral AI
$14.0B·Tier 1
Medium risk
Pricing · per 1M tokens · projected $/mo at 10M tokens
ModelInputOutputContextProjected $/mo
OpenAI logoGPT-5.3-Codex$1.75$14.00400K tokens (~200 books)$48.13
Mistral AI logoMixtral 8x7B Instruct$0.54$0.5433K tokens (~16 books)$5.40