Llama 3 8B Instruct vs Xiaomi MiMo-V2.5
Llama 3 8B Instruct (2024) and Xiaomi MiMo-V2.5 (2026) are frontier reasoning models from AI at Meta and Xiaomi. Llama 3 8B Instruct ships a 8k-token context window, while Xiaomi MiMo-V2.5 ships a 1.05m-token context window. On MMLU PRO, Xiaomi MiMo-V2.5 leads by 44.4 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 8B Instruct is ~600% cheaper at $0.02/1M; pay for Xiaomi MiMo-V2.5 only for reasoning depth.
Decision scorecard
Local evidence first| Signal | Llama 3 8B Instruct | Xiaomi MiMo-V2.5 |
|---|---|---|
| Best for | provider-routed production | reasoning-heavy apps, multimodal apps, and tool-calling agents |
| Decision fit | Coding, Classification, and JSON / Tool use | RAG, Agents, and Long context |
| Context window | 8k | 1.05m |
| Cheapest output | $0.05/1M tokens | $0.28/1M tokens |
| Provider routes | 17 tracked | 2 tracked |
| Shared benchmarks | 2 shared | MMLU PRO leader |
Decision tradeoffs
- Llama 3 8B Instruct has the lower cheapest tracked output price at $0.05/1M tokens.
- Llama 3 8B Instruct has broader tracked provider coverage for fallback and route flexibility.
- Local decision data tags Llama 3 8B Instruct for Coding, Classification, and JSON / Tool use.
- Xiaomi MiMo-V2.5 holds a shared-benchmark lead on MMLU PRO, ahead by 44.4 points.
- Xiaomi MiMo-V2.5 has the larger context window for long prompts, retrieval packs, or transcript analysis.
- Xiaomi MiMo-V2.5 uniquely exposes Vision, Multimodal, and Reasoning in local model data.
- Local decision data tags Xiaomi MiMo-V2.5 for RAG, Agents, and Long context.
Monthly cost at traffic
Estimate token spend from the cheapest tracked input and output route or tier on this page.
Llama 3 8B Instruct
$28.50
Cheapest tracked route/tier: DeepInfra
Xiaomi MiMo-V2.5
$182
Cheapest tracked route/tier: OpenRouter
Estimated monthly gap: $154. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.
Switch friction
- Provider overlap exists on OpenRouter; start route-level A/B tests there.
- Xiaomi MiMo-V2.5 is $0.23/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
- Xiaomi MiMo-V2.5 adds Vision, Multimodal, and Reasoning in local capability data.
- Provider overlap exists on OpenRouter; start route-level A/B tests there.
- Llama 3 8B Instruct is $0.23/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
- Check replacement coverage for Vision, Multimodal, and Reasoning before moving production traffic.
Specs
| Specification | ||
|---|---|---|
| Released | 2024-04-18 | 2026-04-22 |
| Context window | 8k | 1.05m |
| Parameters | 8B | — |
| Architecture | Decoder Only | - |
| License | Llama 3 Community | Proprietary |
| Openness | Open weights | Proprietary |
| Weights | Available | Not released |
| Code | Unknown | Unknown |
| Commercial use | Commercial use: conditional | Commercial use: conditional |
| Knowledge cutoff | 2023-03 | - |
Pricing and availability
| Pricing attribute | Llama 3 8B Instruct | Xiaomi MiMo-V2.5 |
|---|---|---|
| Input price | $0.02/1M tokens | $0.14/1M tokens |
| Output price | $0.05/1M tokens | $0.28/1M tokens |
| Providers |
Capabilities
| Capability | Llama 3 8B Instruct | Xiaomi MiMo-V2.5 |
|---|---|---|
| Vision | No | Yes |
| Multimodal | No | Yes |
| Reasoning | No | Yes |
| JSON / Tool use | No | Yes |
| Structured outputs | Yes | Yes |
| Code execution | No | No |
| IDE integration | No | No |
| Computer use | No | No |
| Parallel agents | No | No |
Benchmarks
| Benchmark | Llama 3 8B Instruct | Xiaomi MiMo-V2.5 |
|---|---|---|
| MMLU PRO | 40.5 | 84.9 |
| Google-Proof Q&A | 44.8 | 83.7 |
Continue comparing
Popular comparisons for Llama 3 8B Instruct
Popular comparisons for Xiaomi MiMo-V2.5
Last reviewed: 2026-07-11. Data sourced from public model cards and provider documentation.