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Head-to-head comparison

Mistral Medium 3.5 vs Hy3

Mistral Medium 3.5 (Mistral AI) and Hy3 (Tencent) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.

Snapshot as of 18 August 2026

As of 18 August 2026, Hy3 holds the stronger ModelCap Index position (#18 vs #38); Hy3 is 14.2× cheaper per output token ($0.528/1M vs $7.50/1M); and Hy3 ships open weights.

Which should you choose?

Choose Mistral Medium 3.5 if…

  • ModelCap publishes no field on which Mistral Medium 3.5 leads Hy3 for this pair.

Choose Hy3 if…

  • you want the stronger overall ModelCap Index position — #18 against #38 (67.5 vs 53.9 points).
  • API cost matters — $0.528/1M output tokens against $7.50/1M, about 14.2× cheaper.
  • your workload is prompt-heavy — input tokens cost $0.132/1M against $1.50/1M.
  • you want to self-host: Hy3 ships open weights while Mistral Medium 3.5 is api only.
  • you want provider choice — 6 listed API providers against 1.
  • Arena coding is your yardstick — 1503 against 1479.
  • LMArena Agent is your yardstick — -1.3% against -7.0%.
  • Artificial Analysis Intelligence Index is your yardstick — 42.2 against 30.4.
  • you want the more recently listed model — Hy3 was listed 6 July 2026, Mistral Medium 3.5 30 April 2026.

Mistral Medium 3.5 vs Hy3: specs, pricing and context

Specification comparison of Mistral Medium 3.5 and Hy3
FieldMistral Medium 3.5Mistral AIHy3Tencent
ModelCap Index position#38#18
Index score53.967.5
EvidenceMeasuredMeasured
Input price / 1M tokens$1.50$0.132
Output price / 1M tokens$7.50$0.528
Context window262K tokens262K tokens
Max output tokens—128K
API providers listed16
Weight accessAPI onlyOpen weights
Input modalitiesText, Image, FileText
First listed30 April 20266 July 2026
PublisherMistral AITencent

Evidence: 4 public benchmark observations across 4 boards · 5 public benchmark observations across 5 boards. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: Mistral Medium 3.5 vs Hy3

Public benchmark boards where Mistral Medium 3.5 or Hy3 has a published result
BoardMistral Medium 3.5Hy3Leads
Arena codingArena (LMArena)14791468–149015031486–1519Hy3
LMArena AgentLMArena-7.0%-9.0%–-5.0%-1.3%-2.6%–0.0%Hy3
Artificial Analysis Intelligence IndexArtificial Analysis30.4intelligence-index42.2intelligence-indexHy3
WildClawBench OpenClawWildClawBench—49.7Only one result

Scores are the sources' own published figures for each model's best evaluated configuration; ModelCap never re-runs a benchmark.

Want a different pairing? Open the interactive comparison tool to swap either model for any current ranked language model.

Mistral Medium 3.5 vs Hy3: common questions

Is Mistral Medium 3.5 better than Hy3?

Hy3 ranks higher on the ModelCap Index as of 18 August 2026: #18 against #38. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it.

Is Mistral Medium 3.5 cheaper than Hy3?

Hy3 is cheaper on output tokens: $0.528/1M against $7.50/1M. Input tokens are $1.50/1M for Mistral Medium 3.5 and $0.132/1M for Hy3. Prices are the lowest listed API offer ModelCap observed, in USD per million tokens.

Which has the bigger context window, Mistral Medium 3.5 or Hy3?

Both publish a 262K-token context window.

Which is better for coding, Mistral Medium 3.5 or Hy3?

Arena coding: Mistral Medium 3.5 1479, Hy3 1503 — Hy3 leads.

Are Mistral Medium 3.5 and Hy3 open-weight models?

Mistral Medium 3.5: API only. Hy3: Open weights. Open weights mean the checkpoint can be downloaded and self-hosted under its licence; API-only models are available solely through hosted endpoints.

Where can I run Mistral Medium 3.5 and Hy3?

ModelCap currently lists 1 API provider for Mistral Medium 3.5 and 6 for Hy3, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this Mistral Medium 3.5 vs Hy3 comparison?

Every figure comes from the sealed ModelCap dataset published 18 August 2026; the page re-renders within a minute of each data refresh, and the ModelCap Index positions are the same ones shown on the live rankings.

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