Chinese-developed multilingual (English, Chinese and others) model by 01.ai that's very fast and cheap, yet scores high on independent leaderboards.
Added Jun 15, 2025
Context Window
12.0K
Max Output
4.1K
Input Price (Auto)
$0.20/1M
Output Price (Auto)
$0.20/1M
Cache Read (Auto)
$0.10/1M
Benchmarks
Benchmarks
Performance metrics and benchmarks
Sourced from LMArena.
Arena Score
1328.1
Overall Rank
#228 / 395
Votes
27,332
Confidence Interval
1323.1 - 1333.0
Category Scores
Coding
#228 / 390
4,316 votes
1369.0
Math
#222 / 379
3,921 votes
1304.7
Longer Query
#240 / 373
3,634 votes
1325.2
Creative Writing
#226 / 393
3,781 votes
1296.7
Instruction Following
#238 / 395
10,932 votes
1308.4
Hard Prompts
#224 / 395
6,961 votes
1340.8
Additional Categories21
Japanese
#177 / 261
565 votes
1254.3
Spanish
#187 / 277
341 votes
1339.4
French
#195 / 276
270 votes
1340.6
Industry Legal And Government
#199 / 368
1,697 votes
1365.1
Chinese
#204 / 367
2,736 votes
1363.0
Industry Medicine And Healthcare
#208 / 363
1,451 votes
1354.8
German
#209 / 296
700 votes
1292.6
Multi Turn
#214 / 393
4,748 votes
1330.8
Expert
#215 / 345
1,533 votes
1331.0
Korean
#216 / 265
425 votes
1224.4
Industry Life And Physical And Social Science
#217 / 393
4,822 votes
1353.3
English
#220 / 395
13,650 votes
1354.0
Hard Prompts English
#221 / 393
3,939 votes
1358.9
Industry Mathematical
#222 / 374
3,206 votes
1315.6
Industry Entertainment And Sports And Media
#223 / 393
3,980 votes
1294.3
Industry Software And It Services
#225 / 395
7,070 votes
1359.8
Exclude Ties
#227 / 395
17,462 votes
1280.3
Industry Business And Management And Financial Operations
#231 / 388
3,420 votes
1318.3
Industry Writing And Literature And Language
#238 / 394
7,632 votes
1302.6
Non English
#243 / 395
13,682 votes
1298.0
Russian
#260 / 359
4,189 votes
1286.0
Published 2026-08-27 · Matched as yi-lightning
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