Mistral Large 3 vs Reka Flash
Side-by-side comparison of API pricing, specs, benchmarks, and capabilities
| Specification |
by Mistral
|
by Reka
|
|---|---|---|
| Overview | ||
| Status | Current mid tier | Current mid tier |
| Released | Nov 1, 2025 | Jun 1, 2025 |
| Pricing per million tokens | ||
| Input | $0.500/Mtok | $0.800/Mtok |
| Output | $1.50/Mtok | $2.00/Mtok |
| Blended avg | $0.750/Mtok | $1.10/Mtok |
| Specifications | ||
| Context window | 128K tokens | 128K tokens |
| Parameters | Proprietary | Proprietary |
| Speed (TPS) | — | — |
| Modalities | ||
| Input |
text
|
textimagevideoaudio
|
| Benchmarks sources: Mistral model card, Artificial Analysis / LMSYS Chatbot Arena (2025-07-15 archive), Reka tech report | ||
| HumanEval | 85 | 72 vendor |
| Avg benchmark score | 53.6 | — |
| Perf / dollar | 71.5 | — |
| GPQA Diamond | 58 | — |
| SWE-Bench Verified | 35 | — |
| Humanity's Last Exam | 18 | — |
| ARC-AGI 2 | 20 | — |
| AIME 2025 | 52 | — |
| MMMLU | 78 | — |
| BFCL | 68 | — |
| MATH 500 | 68 | — |
| Independent composite scores each on its own scale — not part of the average above | ||
| LMSYS Chatbot Arena | 1414.9 ELO | 1220.6 ELO |
| AA Intelligence Index | 15.9 | — |
| AA Agentic Index | 5.5 | — |
| AA-Omniscience Index (−100–100) | -39.6 | — |
| Providers | ||
| Available from |
Mistral — $0.500/$1.50/Mtok
|
Reka — $0.800/$2.00/Mtok
|
Cost at scale
1M tokens · 50/50 input/output| Volume | Mistral Large 3 | Reka Flash | Savings |
|---|---|---|---|
| 1M tokens | $0.75 | $1.1 | $0.35 (31.8%) |
| 10M tokens | $7.5 | $11 | $3.5 (31.8%) |
| 100M tokens | $75 | $110 | $35 (31.8%) |
| 1000M tokens | $750 | $1100 | $350 (31.8%) |
When to pick which
distilled from the pricing and spec data above- cost dominates: $0.750/Mtok blended vs $1.10 — 31.8% less on the same 50/50 token mix
- this pairing gives Reka Flash no edge on price, context, cache discount, or measured performance — pick it only for qualitative fit (ecosystem, compliance, model behavior on your prompts)
The cheaper option here — Mistral Large 3 costs $0.750/Mtok blended on Mistral.
Summary
Mistral Large 3 by Mistral costs $0.500/Mtok input and $1.50/Mtok output, with a 128K-token context window. It supports text input.
Reka Flash by Reka costs $0.800/Mtok input and $2.00/Mtok output, with a 128K-token context window. It supports text, image, video, audio input.
On a blended cost basis, Mistral Large 3 is 31.8% cheaper than Reka Flash.
The two aren't directly comparable on average benchmark score: Mistral Large 3 has published per-benchmark results, while Reka Flash does not yet — it is measured today on independent composites (see the table above).
Note: Pricing is per million tokens. Actual costs vary with usage patterns, prompt caching, and batch discounts. Always verify against official provider pricing pages.