LLM Reference

Llama 3.2 1B vs Mistral Magistral Small 2509

Llama 3.2 1B (2024) and Mistral Magistral Small 2509 (2025) are compact production models from AI at Meta and MistralAI. Llama 3.2 1B ships a 128k-token context window, while Mistral Magistral Small 2509 ships a not-yet-sourced context window. On pricing, Llama 3.2 1B costs $0.10/1M input tokens versus $0.50/1M for the alternative. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

Llama 3.2 1B is ~400% cheaper at $0.10/1M; pay for Mistral Magistral Small 2509 only for provider fit.

Decision scorecard

Local evidence first
SignalLlama 3.2 1BMistral Magistral Small 2509
Best forgeneral production evaluationprovider-routed production
Decision fitCoding, Long context, and ClassificationGeneral
Context window128k
Cheapest output$0.10/1M tokens$1.50/1M tokens
Provider routes1 tracked2 tracked
Shared benchmarks0 rows0 rows

Decision tradeoffs

Choose Llama 3.2 1B when...
  • Llama 3.2 1B has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Llama 3.2 1B has the lower cheapest tracked output price at $0.10/1M tokens.
  • Local decision data tags Llama 3.2 1B for Coding, Long context, and Classification.
Choose Mistral Magistral Small 2509 when...
  • Mistral Magistral Small 2509 has broader tracked provider coverage for fallback and procurement flexibility.

Monthly cost at traffic

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

Lower estimate Llama 3.2 1B

Llama 3.2 1B

$105

Cheapest tracked route/tier: Fireworks AI

Mistral Magistral Small 2509

$775

Cheapest tracked route/tier: AWS Bedrock

Estimated monthly gap: $670. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

Llama 3.2 1B -> Mistral Magistral Small 2509
  • No overlapping tracked provider route is sourced for Llama 3.2 1B and Mistral Magistral Small 2509; plan for SDK, billing, or endpoint changes.
  • Mistral Magistral Small 2509 is $1.40/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
Mistral Magistral Small 2509 -> Llama 3.2 1B
  • No overlapping tracked provider route is sourced for Mistral Magistral Small 2509 and Llama 3.2 1B; plan for SDK, billing, or endpoint changes.
  • Llama 3.2 1B is $1.40/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.

Specs

Specification
Released2024-09-252025-09-01
Context window128k
Parameters1.23B24B
Architecturedecoder only-
LicenseLlama 3 CommunityApache 2.0(OSI)
OpennessOpen weightsOpen source
Commercial useCommercial use with conditionsCommercial use allowed
Knowledge cutoff2023-12-

Pricing and availability

Pricing attributeLlama 3.2 1BMistral Magistral Small 2509
Input price$0.10/1M tokens$0.50/1M tokens
Output price$0.10/1M tokens$1.50/1M tokens
Providers

Capabilities

CapabilityLlama 3.2 1BMistral Magistral Small 2509
VisionNoNo
MultimodalNoNo
ReasoningNoNo
Function callingNoNo
Tool useNoNo
Structured outputsNoNo
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark rows are currently sourced for this pair.

Deep dive

The capability footprint is close: both models cover the core production surface. That makes context budget, benchmark fit, and provider maturity more important than a simple checklist. If your application depends on one integration detail, verify it against the provider route you plan to use, not just the base model listing.

For cost, Llama 3.2 1B lists $0.10/1M input and $0.10/1M output tokens on the cheapest tracked provider, while Mistral Magistral Small 2509 lists $0.50/1M input and $1.50/1M output tokens on the cheapest tracked provider. A 70/30 input-output blend puts Llama 3.2 1B lower by about $0.70 per million blended tokens. Availability is 1 providers versus 2, so concentration risk also matters.

Choose Llama 3.2 1B when provider fit and lower input-token cost are central to the workload. Choose Mistral Magistral Small 2509 when provider fit and broader provider choice 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 is cheaper, Llama 3.2 1B or Mistral Magistral Small 2509?

Llama 3.2 1B is cheaper on tracked token pricing. Llama 3.2 1B costs $0.10/1M input and $0.10/1M output tokens. Mistral Magistral Small 2509 costs $0.50/1M input and $1.50/1M output tokens. Provider discounts or batch pricing can still change the final bill.

Is Llama 3.2 1B or Mistral Magistral Small 2509 open source?

Llama 3.2 1B is listed under Llama 3 Community. Mistral Magistral Small 2509 is listed under Apache 2.0. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.

Where can I run Llama 3.2 1B and Mistral Magistral Small 2509?

Llama 3.2 1B is available on Fireworks AI. Mistral Magistral Small 2509 is available on AWS Bedrock and Vercel AI Gateway. Provider coverage can affect latency, region availability, compliance posture, and fallback options.

When should I pick Llama 3.2 1B over Mistral Magistral Small 2509?

Llama 3.2 1B is ~400% cheaper at $0.10/1M; pay for Mistral Magistral Small 2509 only for provider fit. If your workload also depends on provider fit, start with Llama 3.2 1B; if it depends on provider fit, run the same evaluation with Mistral Magistral Small 2509.

Continue comparing

Last reviewed: 2026-05-22. Data sourced from public model cards and provider documentation.