Llama 2 7B Chat vs Mistral Medium 3 Instruct
Llama 2 7B Chat (2023) and Mistral Medium 3 Instruct (2025) are compact production models from AI at Meta and MistralAI. Llama 2 7B Chat ships a 4k-token context window, while Mistral Medium 3 Instruct ships a 128k-token context window. On pricing, Llama 2 7B Chat costs $0.05/1M input tokens versus $0.40/1M 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 2 7B Chat is ~700% cheaper at $0.05/1M; pay for Mistral Medium 3 Instruct only for long-context analysis.
Decision scorecard
Local evidence first| Signal | Llama 2 7B Chat | Mistral Medium 3 Instruct |
|---|---|---|
| Best for | provider-routed production | multimodal apps and provider-routed production |
| Decision fit | Classification and JSON / Tool use | Long context and Vision |
| Context window | 4k | 128k |
| Cheapest output | $0.25/1M tokens | $2/1M tokens |
| Provider routes | 10 tracked | 2 tracked |
| Shared benchmarks | 0 shared | 0 shared |
Decision tradeoffs
- Llama 2 7B Chat has the lower cheapest tracked output price at $0.25/1M tokens.
- Llama 2 7B Chat has broader tracked provider coverage for fallback and route flexibility.
- Llama 2 7B Chat uniquely exposes Structured outputs in local model data.
- Local decision data tags Llama 2 7B Chat for Classification and JSON / Tool use.
- Mistral Medium 3 Instruct has the larger context window for long prompts, retrieval packs, or transcript analysis.
- 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.
Llama 2 7B Chat
$103
Cheapest tracked route/tier: Replicate API
Mistral Medium 3 Instruct
$820
Cheapest tracked route/tier: Mistral AI Studio
Estimated monthly gap: $718. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.
Switch friction
- No overlapping tracked provider route is sourced for Llama 2 7B Chat and Mistral Medium 3 Instruct; plan for SDK, billing, or endpoint changes.
- Mistral Medium 3 Instruct is $1.75/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
- Check replacement coverage for Structured outputs before moving production traffic.
- Mistral Medium 3 Instruct adds Vision and Multimodal in local capability data.
- No overlapping tracked provider route is sourced for Mistral Medium 3 Instruct and Llama 2 7B Chat; plan for SDK, billing, or endpoint changes.
- Llama 2 7B Chat is $1.75/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
- Check replacement coverage for Vision and Multimodal before moving production traffic.
- Llama 2 7B Chat adds Structured outputs in local capability data.
Specs
| Specification | ||
|---|---|---|
| Released | 2023-07-18 | 2025-10-01 |
| Context window | 4k | 128k |
| Parameters | 7B | — |
| Architecture | Decoder Only | Decoder Only |
| License | Llama 2 Community | Proprietary |
| Openness | Open weights | Proprietary |
| Weights | Available | Not released |
| Code | Unknown | Unknown |
| Commercial use | Commercial use: conditional | Commercial use: conditional |
| Knowledge cutoff | 2022-09 | 2025-03 |
Pricing and availability
| Pricing attribute | Llama 2 7B Chat | Mistral Medium 3 Instruct |
|---|---|---|
| Input price | $0.05/1M tokens | $0.40/1M tokens |
| Output price | $0.25/1M tokens | $2/1M tokens |
| Providers |
Capabilities
| Capability | Llama 2 7B Chat | Mistral Medium 3 Instruct |
|---|---|---|
| Vision | No | Yes |
| Multimodal | No | Yes |
| Reasoning | No | No |
| JSON / Tool use | No | 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.
Continue comparing
- Llama 2 7B Chat vs Mistral Medium 3.5
- Llama 2 7B Chat vs Qwen2-7B-Instruct
- Llama 2 70B Chat vs Mistral Medium 3.5
- Llama 2 7B Chat vs Xiaomi MiMo-V2.5-Pro
- Codex 1 vs Mistral Medium 3 Instruct
- Llama 2 7B Chat vs Xiaomi MiMo-V2.5
- Mistral Large 3 675B Instruct vs Mistral Medium 3 Instruct
- Mistral Magistral Small 2509 vs Mistral Medium 3 Instruct
- Claude Mythos Preview vs Mistral Medium 3 Instruct
- Hunyuan Hy3 Preview vs Llama 2 7B Chat
Popular comparisons for Llama 2 7B Chat
Popular comparisons for Mistral Medium 3 Instruct
Last reviewed: 2026-07-09. Data sourced from public model cards and provider documentation.