Together AI - Llama 3 8B Lite vs Mistral Magistral Small 2509
Together AI - Llama 3 8B Lite (2025) and Mistral Magistral Small 2509 (2025) are compact production models from AI at Meta and MistralAI. Together AI - Llama 3 8B Lite ships a 8k-token context window, while Mistral Magistral Small 2509 ships a not-yet-sourced context window. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.
Together AI - Llama 3 8B Lite is ~400% cheaper at $0.10/1M; pay for Mistral Magistral Small 2509 only for provider fit.
Decision scorecard
Local evidence first| Signal | Together AI - Llama 3 8B Lite | Mistral Magistral Small 2509 |
|---|---|---|
| Best for | tool-calling agents | provider-routed production |
| Decision fit | Agents, Classification, and JSON / Tool use | General |
| Context window | 8k | — |
| Cheapest output | $0.10/1M tokens | $1.50/1M tokens |
| Provider routes | 1 tracked | 2 tracked |
| Shared benchmarks | 0 shared | 0 shared |
Decision tradeoffs
- Together AI - Llama 3 8B Lite has the larger context window for long prompts, retrieval packs, or transcript analysis.
- Together AI - Llama 3 8B Lite has the lower cheapest tracked output price at $0.10/1M tokens.
- Together AI - Llama 3 8B Lite uniquely exposes JSON / Tool use and Structured outputs in local model data.
- Local decision data tags Together AI - Llama 3 8B Lite for Agents, Classification, and JSON / Tool use.
- Mistral Magistral Small 2509 has broader tracked provider coverage for fallback and route flexibility.
Monthly cost at traffic
Estimate token spend from the cheapest tracked input and output route or tier on this page.
Together AI - Llama 3 8B Lite
$105
Cheapest tracked route/tier: Together 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
- No overlapping tracked provider route is sourced for Together AI - Llama 3 8B Lite 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.
- Check replacement coverage for JSON / Tool use and Structured outputs before moving production traffic.
- No overlapping tracked provider route is sourced for Mistral Magistral Small 2509 and Together AI - Llama 3 8B Lite; plan for SDK, billing, or endpoint changes.
- Together AI - Llama 3 8B Lite is $1.40/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
- Together AI - Llama 3 8B Lite adds JSON / Tool use and Structured outputs in local capability data.
Specs
| Specification | ||
|---|---|---|
| Released | 2025-07-15 | 2025-09-01 |
| Context window | 8k | — |
| Parameters | 8B | 24B |
| Architecture | Decoder Only | - |
| License | Llama 3 Community | Apache 2.0OSI-approved |
| Openness | Open weights | Open source |
| Weights | Unknown | Unknown |
| Code | Unknown | Unknown |
| Commercial use | Commercial use: conditional | Commercial use: permitted |
| Knowledge cutoff | 2024-03 | - |
Pricing and availability
| Pricing attribute | Together AI - Llama 3 8B Lite | Mistral 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
| Capability | Together AI - Llama 3 8B Lite | Mistral Magistral Small 2509 |
|---|---|---|
| Vision | No | No |
| Multimodal | No | No |
| Reasoning | No | No |
| JSON / Tool use | Yes | No |
| Structured outputs | Yes | No |
| Code execution | No | No |
| IDE integration | No | No |
| Computer use | No | No |
| Parallel agents | No | No |
Benchmarks
No shared benchmark scores are currently available for this pair.
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Last reviewed: 2026-07-09. Data sourced from public model cards and provider documentation.