Llama 3.1 405B vs Mistral 7B Instruct v0.3
Llama 3.1 405B (2024) and Mistral 7B Instruct v0.3 (2024) are compact production models from AI at Meta and MistralAI. Llama 3.1 405B ships a 128k-token context window, while Mistral 7B Instruct v0.3 ships a 32k-token context window. On Google-Proof Q&A, Mistral 7B Instruct v0.3 leads by 0.8 pts. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.
Llama 3.1 405B fits 4x more tokens; pick it for long-context work and Mistral 7B Instruct v0.3 for tighter calls.
Decision scorecard
Local evidence first| Signal | Llama 3.1 405B | Mistral 7B Instruct v0.3 |
|---|---|---|
| Best for | general production evaluation | tool-calling agents and provider-routed production |
| Decision fit | Coding, Long context, and Classification | Coding, Agents, and Classification |
| Context window | 128k | 32k |
| Cheapest output | - | $0.20/1M tokens |
| Provider routes | 0 tracked | 2 tracked |
| Shared benchmarks | 4 shared | Google-Proof Q&A leader |
Decision tradeoffs
- Llama 3.1 405B holds a shared-benchmark lead on HumanEval, ahead by 10.6 points.
- Llama 3.1 405B has the larger context window for long prompts, retrieval packs, or transcript analysis.
- Local decision data tags Llama 3.1 405B for Coding, Long context, and Classification.
- Mistral 7B Instruct v0.3 holds a shared-benchmark lead on Google-Proof Q&A, ahead by 0.8 points.
- Mistral 7B Instruct v0.3 has broader tracked provider coverage for fallback and route flexibility.
- Mistral 7B Instruct v0.3 uniquely exposes JSON / Tool use in local model data.
- Local decision data tags Mistral 7B Instruct v0.3 for Coding, Agents, and Classification.
Monthly cost at traffic
Estimate token spend from the cheapest tracked input and output route or tier on this page.
Llama 3.1 405B
Unavailable
No complete token price in local provider data
Mistral 7B Instruct v0.3
$210
Cheapest tracked route/tier: Fireworks AI
Cost delta unavailable until both models have sourced input and output token prices.
Switch friction
- No overlapping tracked provider route is sourced for Llama 3.1 405B and Mistral 7B Instruct v0.3; plan for SDK, billing, or endpoint changes.
- Mistral 7B Instruct v0.3 adds JSON / JSON / Tool use in local capability data.
- No overlapping tracked provider route is sourced for Mistral 7B Instruct v0.3 and Llama 3.1 405B; plan for SDK, billing, or endpoint changes.
- Check replacement coverage for JSON / JSON / Tool use before moving production traffic.
Specs
| Specification | ||
|---|---|---|
| Released | 2024-07-23 | 2024-05-23 |
| Context window | 128k | 32k |
| Parameters | 405B | 7B |
| Architecture | Decoder Only | Decoder Only |
| License | Llama 3 Community | Apache 2.0OSI-approved |
| Openness | Open weights | Open source |
| Weights | Available | Unknown |
| Code | Unknown | Unknown |
| Commercial use | Commercial use: conditional | Commercial use: permitted |
| Knowledge cutoff | 2023-12 | 2023-12 |
Pricing and availability
| Pricing attribute | Llama 3.1 405B | Mistral 7B Instruct v0.3 |
|---|---|---|
| Input price | - | $0.20/1M tokens |
| Output price | - | $0.20/1M tokens |
| Providers | - |
Capabilities
| Capability | Llama 3.1 405B | Mistral 7B Instruct v0.3 |
|---|---|---|
| Vision | No | No |
| Multimodal | No | No |
| Reasoning | No | No |
| JSON / Tool use | No | Yes |
| Structured outputs | No | No |
| Code execution | No | No |
| IDE integration | No | No |
| Computer use | No | No |
| Parallel agents | No | No |
Benchmarks
| Benchmark | Llama 3.1 405B | Mistral 7B Instruct v0.3 |
|---|---|---|
| Google-Proof Q&A | 51.5 | 52.3 |
| HumanEval | 89.0 | 78.4 |
| Massive Multitask Language Understanding | 88.6 | 78.9 |
| HellaSwag | 95.8 | 90.2 |
Continue comparing
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- Llama 3 70B vs Llama 3.1 405B
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Last reviewed: 2026-07-09. Data sourced from public model cards and provider documentation.