Mistral Medium 3 vs Hermes 3 70B Instruct
Mistral Medium 3 leads Hermes 3 70B Instruct on the Artificial Analysis Intelligence Index, 9.0 to 6.7, and Hermes 3 70B Instruct costs 2.9x less per output token ($0.70 vs $2.00 per million). Updated October 22, 2026; 5 benchmarks have a result for both.
Mistral Medium 3 or Hermes 3 70B Instruct: which to pick
Neither model has a coding score yet, so the two cannot be ranked on coding.
Compare them on price, context and the boards below.
- Shared results
- 5
- Mistral Medium 3 only
- 52
- Hermes 3 70B Instruct only
- 0
- Like-for-like categories
- 4 of 9
Only benchmarks that tested both models count toward a pick; a result only one model has is shown but not compared.
Which one for your work
Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.
Coding
Vibe Coding Index, six public coding benchmarks
No call
Neither has a coding score yet.
One side not measured
Intelligence
AA Intelligence Index
Mistral Medium 3
Mistral Medium 3 leads, 9.0 against 6.7.
Same board, both measured
Web design
Design Arena: websites
No call
Only Mistral Medium 3 has a Design Arena: websites result, 1079.
Directional only
Long documents
Listed context window
No call
Both take 131K tokens.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
Hermes 3 70B Instruct
Mistral Medium 3 $0.0014, Hermes 3 70B Instruct $0.0010 per turn.
List prices
At a glance
- Coding index
- Mistral Medium 3 not benchmarked, Hermes 3 70B Instruct not benchmarked.
- Widest category
- Coding, 21.2 points apart on average over 1 shared benchmark.
- Widest single gap
- LiveCodeBench (Artificial Analysis run): Mistral Medium 3 40.0% against Hermes 3 70B Instruct 18.8%, 21.2 points apart on a 0 to 100 scale.
- Output price
- Mistral Medium 3 $2.00 against Hermes 3 70B Instruct $0.70 per million output tokens, 2.9x apart.
- Context window
- Both take 131K tokens.
Benchmark by benchmark
First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.
| Category | Mistral Medium 3 | Bars | Hermes 3 70B Instruct | Ties |
|---|---|---|---|---|
| Coding | 1 | 0 | ||
| Intelligence | 1 | 0 | ||
| Reasoning | 2 | 0 | ||
| Knowledge | 1 | 0 | ||
| All shared boards | 5 | 0 |
CodingLike-for-likeSix of these boards feed the Vibe Coding Index10
| Benchmark | Mistral Medium 3 | Hermes 3 70B Instruct | Leader |
|---|---|---|---|
| LiveCodeBench (Artificial Analysis run) | 40.0% | 18.8% | Mistral Medium 3 |
| Terminal-Bench Hard (Artificial Analysis run) | 3.8% | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: coding | 1385 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: software and IT | 1385 | Not measured | Only Mistral Medium 3 measured |
| Neither model has a result on the other 39 boards here | |||
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index10
| Benchmark | Mistral Medium 3 | Hermes 3 70B Instruct | Leader |
|---|---|---|---|
| AA Intelligence Index | 9.0 | 6.7 | Mistral Medium 3 |
| Epoch Capabilities Index | 134.0 | Not measured | Only Mistral Medium 3 measured |
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index1 board, none shared
| Benchmark | Mistral Medium 3 | Hermes 3 70B Instruct | Leader |
|---|---|---|---|
| τ²-Bench Telecom | 24.3% | Not measured | Only Mistral Medium 3 measured |
| Neither model has a result on the other 41 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index20
| Benchmark | Mistral Medium 3 | Hermes 3 70B Instruct | Leader |
|---|---|---|---|
| GPQA Diamond (Artificial Analysis run) | 57.8% | 40.1% | Mistral Medium 3 |
| Humanity's Last Exam (Artificial Analysis run) | 4.1% | 4.0% | Mistral Medium 3 |
| LMArena Text: hard prompts | 1364 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: expert | 1342 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: hard prompts in English | 1374 | Not measured | Only Mistral Medium 3 measured |
| LMArena Vision: diagrams | 1155 | Not measured | Only Mistral Medium 3 measured |
| LMArena Vision: homework | 1165 | Not measured | Only Mistral Medium 3 measured |
| Neither model has a result on the other 16 boards here | |||
MathDirectional onlyPublic boards, shown as published, kept out of the index4 boards, none shared
| Benchmark | Mistral Medium 3 | Hermes 3 70B Instruct | Leader |
|---|---|---|---|
| AA Math Index | 30.3 | Not measured | Only Mistral Medium 3 measured |
| AIME 2025 (Artificial Analysis run) | 30.3% | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: math | 1353 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: mathematical work | 1354 | Not measured | Only Mistral Medium 3 measured |
| Neither model has a result on the other 10 boards here | |||
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index10
| Benchmark | Mistral Medium 3 | Hermes 3 70B Instruct | Leader |
|---|---|---|---|
| MMLU Pro (Artificial Analysis run) | 76.0% | 57.1% | Mistral Medium 3 |
| LMArena Text: science | 1381 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: medicine and healthcare | 1381 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: legal and government | 1384 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: business and finance | 1352 | Not measured | Only Mistral Medium 3 measured |
| Neither model has a result on the other 15 boards here | |||
Web designDirectional onlyPublic boards, shown as published, kept out of the index6 boards, none shared
| Benchmark | Mistral Medium 3 | Hermes 3 70B Instruct | Leader |
|---|---|---|---|
| Design Arena: websites | 1079 | Not measured | Only Mistral Medium 3 measured |
| Design Arena: UI components | 1022 | Not measured | Only Mistral Medium 3 measured |
| Design Arena: game dev | 1017 | Not measured | Only Mistral Medium 3 measured |
| Design Arena: data viz | 1034 | Not measured | Only Mistral Medium 3 measured |
| Design Arena: 3D | 1083 | Not measured | Only Mistral Medium 3 measured |
| Design Arena: all code categories | 1068 | Not measured | Only Mistral Medium 3 measured |
| Neither model has a result on the other 3 boards here | |||
GeneralDirectional onlyPublic boards, shown as published, kept out of the index28 boards, none shared
| Benchmark | Mistral Medium 3 | Hermes 3 70B Instruct | Leader |
|---|---|---|---|
| IFBench | 39.3% | Not measured | Only Mistral Medium 3 measured |
| Long context reasoning (AA-LCR) | 31.3% | Not measured | Only Mistral Medium 3 measured |
| DTBench | 62.3% | Not measured | Only Mistral Medium 3 measured |
| LMArena Text | 1370 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: instruction following | 1338 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: creative writing | 1343 | Not measured | Only Mistral Medium 3 measured |
| LMArena Vision | 1157 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: English | 1385 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: non-English | 1353 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: Chinese | 1374 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: German | 1377 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: Japanese | 1316 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: Korean | 1304 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: French | 1368 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: Spanish | 1364 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: Russian | 1359 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: Polish | 1371 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: multi-turn | 1384 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: longer queries | 1360 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: writing and language | 1352 | Not measured | Only Mistral Medium 3 measured |
| LMArena Text: entertainment and media | 1335 | Not measured | Only Mistral Medium 3 measured |
| LMArena Vision: English | 1172 | Not measured | Only Mistral Medium 3 measured |
| LMArena Vision: Chinese | 1161 | Not measured | Only Mistral Medium 3 measured |
| LMArena Vision: reading text | 1154 | Not measured | Only Mistral Medium 3 measured |
| LMArena Vision: humor | 1145 | Not measured | Only Mistral Medium 3 measured |
| LMArena Vision: captioning | 1094 | Not measured | Only Mistral Medium 3 measured |
| LMArena Vision: recognizing things | 1141 | Not measured | Only Mistral Medium 3 measured |
| LMArena Vision: creative writing | 1146 | Not measured | Only Mistral Medium 3 measured |
| Neither model has a result on the other 20 boards here | |||
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | Mistral Medium 3 | Hermes 3 70B Instruct | Leader |
|---|---|---|---|
| Neither model has a result on 5 boards here | |||
What each workload costs
Three fixed token mixes at each model's listed price, so per-token rates become a bill.
Chat turn
1K input + 500 output tokens
Hermes 3 70B Instruct costs less
Repository review
50K input + 3K output tokens
Mistral Medium 3 costs less
Agent loop
200K input + 10K output tokens
Mistral Medium 3 costs less
Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.
Specification differences
The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.
| Specification | Mistral Medium 3 | Nous Hermes 3 70B Instruct |
|---|---|---|
| Maker | Mistral AI | Nous Research |
| Weights | No public weights listed | Open weights |
| Released | May 7, 2025 | August 18, 2024 |
| Context window | 131K | 131K |
| Input $/Mtok | $0.40 | $0.70 |
| Output $/Mtok | $2.00 | $0.70 |
| Coding index | Not benchmarked | Not benchmarked |
| Independent measurements behind it | 0 | 0 |
| Cost per solved task | Not computable | Not computable |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is Mistral Medium 3 better than Hermes 3 70B Instruct for coding?
Neither model has a coding score yet, so the two cannot be ranked on coding. Compare them on price, context and the boards below.
Which is cheaper, Mistral Medium 3 or Hermes 3 70B Instruct?
Mistral Medium 3 costs $0.40 per million input tokens and $2.00 per million output tokens; Hermes 3 70B Instruct costs $0.70 and $0.70. Cost per solved task is known for neither of them.
Which has the bigger context window, Mistral Medium 3 or Hermes 3 70B Instruct?
Neither: both take 131K tokens.
How many benchmarks is the Mistral Medium 3 vs Hermes 3 70B Instruct comparison based on?
5 benchmarks have a result for both models as of October 22, 2026. Mistral Medium 3's coding index rests on 0 independent benchmarks and Hermes 3 70B Instruct's on 0. Where only one model has a result, the page says so instead of naming a winner.