LLM Reference

Mistral Small 3.1 24B Instruct vs Stockmark 2 100B Instruct

Mistral Small 3.1 24B Instruct (2025) and Stockmark 2 100B Instruct (2025) are compact production models from MistralAI and Stockmark. Mistral Small 3.1 24B Instruct ships a 128k-token context window, while Stockmark 2 100B Instruct ships a 128k-token context window. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

Mistral Small 3.1 24B Instruct is safer overall; choose Stockmark 2 100B Instruct when provider fit matters.

Decision scorecard

Local evidence first
SignalMistral Small 3.1 24B InstructStockmark 2 100B Instruct
Best formultimodal apps and provider-routed productiongeneral production evaluation
Decision fitRAG, Long context, and VisionLong context
Context window128k128k
Cheapest output$0.30/1M tokens-
Provider routes6 tracked1 tracked
Shared benchmarks0 rows0 rows

Decision tradeoffs

Choose Mistral Small 3.1 24B Instruct when...
  • Mistral Small 3.1 24B Instruct has broader tracked provider coverage for fallback and procurement flexibility.
  • Mistral Small 3.1 24B Instruct uniquely exposes Vision, Multimodal, and Structured outputs in local model data.
  • Local decision data tags Mistral Small 3.1 24B Instruct for RAG, Long context, and Vision.
Choose Stockmark 2 100B Instruct when...
  • Local decision data tags Stockmark 2 100B Instruct for Long context.

Monthly cost at traffic

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

Mistral Small 3.1 24B Instruct

$155

Cheapest tracked route/tier: Together AI

Stockmark 2 100B Instruct

Unavailable

No complete token price in local provider data

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

Switch friction

Mistral Small 3.1 24B Instruct -> Stockmark 2 100B Instruct
  • Provider overlap exists on NVIDIA NIM; start route-level A/B tests there.
  • Check replacement coverage for Vision, Multimodal, and Structured outputs before moving production traffic.
Stockmark 2 100B Instruct -> Mistral Small 3.1 24B Instruct
  • Provider overlap exists on NVIDIA NIM; start route-level A/B tests there.
  • Mistral Small 3.1 24B Instruct adds Vision, Multimodal, and Structured outputs in local capability data.

Specs

Specification
Released2025-12-152025-06-01
Context window128k128k
Parameters24B100B
Architecturedensedecoder only
LicenseApache 2.0(OSI)Open Weights
OpennessOpen sourceOpen weights
Commercial useCommercial use allowed-
Knowledge cutoff2023-10-

Pricing and availability

Pricing attributeMistral Small 3.1 24B InstructStockmark 2 100B Instruct
Input price$0.10/1M tokens-
Output price$0.30/1M tokens-
Providers

Capabilities

CapabilityMistral Small 3.1 24B InstructStockmark 2 100B Instruct
VisionYesNo
MultimodalYesNo
ReasoningNoNo
Function callingNoNo
Tool useNoNo
Structured outputsYesNo
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark rows are currently sourced for this pair.

Deep dive

The capability footprint differs most on vision: Mistral Small 3.1 24B Instruct, multimodal input: Mistral Small 3.1 24B Instruct, and structured outputs: Mistral Small 3.1 24B Instruct. Both models share the core language-model surface, so the practical split is not just feature count. Use those differences to decide whether the page is about raw model quality, agentic coding support, multimodal ingestion, or predictable structured API behavior.

Pricing coverage is uneven: Mistral Small 3.1 24B Instruct has $0.10/1M input tokens and Stockmark 2 100B Instruct has no token price sourced yet. Provider availability is 6 tracked routes versus 1. Treat unknown pricing as an integration gap, then verify the route you will actually call before estimating production spend.

Choose Mistral Small 3.1 24B Instruct when vision-heavy evaluation and broader provider choice are central to the workload. Choose Stockmark 2 100B Instruct when provider fit are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship. This keeps the decision grounded in measurable tradeoffs instead of brand-level assumptions. It also helps separate model capability from provider packaging, which can change cost and latency.

FAQ

Which has a larger context window, Mistral Small 3.1 24B Instruct or Stockmark 2 100B Instruct?

Mistral Small 3.1 24B Instruct supports 128k tokens, while Stockmark 2 100B Instruct supports 128k tokens. That gap matters most for long documents, large codebases, retrieval-heavy agents, and conversations where earlier context must remain visible.

Is Mistral Small 3.1 24B Instruct or Stockmark 2 100B Instruct open source?

Mistral Small 3.1 24B Instruct is listed under Apache 2.0. Stockmark 2 100B Instruct is listed under Open Weights. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.

Which is better for vision, Mistral Small 3.1 24B Instruct or Stockmark 2 100B Instruct?

Mistral Small 3.1 24B Instruct has the clearer documented vision signal in this comparison. If vision is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Which is better for multimodal input, Mistral Small 3.1 24B Instruct or Stockmark 2 100B Instruct?

Mistral Small 3.1 24B Instruct has the clearer documented multimodal input signal in this comparison. If multimodal input is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Which is better for structured outputs, Mistral Small 3.1 24B Instruct or Stockmark 2 100B Instruct?

Mistral Small 3.1 24B Instruct has the clearer documented structured outputs signal in this comparison. If structured outputs is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Where can I run Mistral Small 3.1 24B Instruct and Stockmark 2 100B Instruct?

Mistral Small 3.1 24B Instruct is available on Cloudflare Workers AI, OpenRouter, Fireworks AI, NVIDIA NIM, and Together AI. Stockmark 2 100B Instruct is available on NVIDIA NIM. Provider coverage can affect latency, region availability, compliance posture, and fallback options.

Continue comparing

Last reviewed: 2026-05-19. Data sourced from public model cards and provider documentation.