LLM Reference

Codex Mini Latest vs Mistral Medium 3 Instruct

Codex Mini Latest (2025) and Mistral Medium 3 Instruct (2025) compare a coding-specialized model against a standalone API model. Codex Mini Latest ships a 200k-token context window, while Mistral Medium 3 Instruct ships a 128k-token context window. This page treats the result as workflow and deployment fit, not a universal model winner.

Treat this as a product-type comparison: Codex Mini Latest is coding-specialized model, while Mistral Medium 3 Instruct is standalone API model. Choose based on workflow fit before reading any benchmark or price row as decisive.

Decision scorecard

Local evidence first
SignalCodex Mini LatestMistral Medium 3 Instruct
Product typeCoding-specialized modelStandalone API model
Best forcustom coding agents and code generationmultimodal apps and provider-routed production
Decision fitCoding and Long contextLong context and Vision
Context window200k128k
Cheapest output-$2/1M tokens
Provider routes0 tracked2 tracked
Shared benchmarks0 shared0 shared

Decision tradeoffs

Choose Codex Mini Latest when...
  • Codex Mini Latest has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Local decision data tags Codex Mini Latest for Coding and Long context.
Choose Mistral Medium 3 Instruct when...
  • Mistral Medium 3 Instruct has broader tracked provider coverage for fallback and route flexibility.
  • Mistral Medium 3 Instruct uniquely exposes Vision and Multimodal in local model data.
  • Local decision data tags Mistral Medium 3 Instruct for Long context and Vision.

Monthly cost at traffic

Estimate token spend from the cheapest tracked input and output route or tier on this page.

Codex Mini Latest

Unavailable

No complete token price in local provider data

Mistral Medium 3 Instruct

$820

Cheapest tracked route/tier: Mistral AI Studio

Cost delta unavailable until both models have sourced input and output token prices.

Switch friction

Codex Mini Latest -> Mistral Medium 3 Instruct
  • No overlapping tracked provider route is sourced for Codex Mini Latest and Mistral Medium 3 Instruct; plan for SDK, billing, or endpoint changes.
  • Mistral Medium 3 Instruct adds Vision and Multimodal in local capability data.
Mistral Medium 3 Instruct -> Codex Mini Latest
  • No overlapping tracked provider route is sourced for Mistral Medium 3 Instruct and Codex Mini Latest; plan for SDK, billing, or endpoint changes.
  • Check replacement coverage for Vision and Multimodal before moving production traffic.

Specs

Specification
Released2025-05-162025-10-01
Context window200k128k
Parameters——
ArchitectureDecoder OnlyDecoder Only
LicenseProprietaryProprietary
OpennessProprietaryProprietary
WeightsNot releasedNot released
CodeUnknownUnknown
Commercial useCommercial use: conditionalCommercial use: conditional
Knowledge cutoff2024-062025-03

Pricing and availability

Pricing attributeCodex Mini LatestMistral Medium 3 Instruct
Input price-$0.40/1M tokens
Output price-$2/1M tokens
Providers-

Capabilities

CapabilityCodex Mini LatestMistral Medium 3 Instruct
VisionNoYes
MultimodalNoYes
ReasoningNoNo
JSON / Tool useNoNo
Structured outputsNoNo
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark scores are currently available for this pair.

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Last reviewed: 2026-09-18. Data sourced from public model cards and provider documentation.