Llama 3.1 8b Instruct
Fast and efficient for simple purposes.
Pricing
Auto routing · per 1M tokens- Input
- $0.02
- Output
- $0.04
- Cache read
- $0.01
Specifications
- Context window
- 131.1K
- Max output
- 16.4K
- Parameters
- 8B
Benchmarks
Benchmarks
Sourced from LMArena.
Arena Score
1211.3
Overall Rank
#348 / 421
Votes
49,605
Confidence Interval
1207.1 - 1215.4
Category Scores
Coding
#342 / 416
8,582 votes
1259.5
Math
#344 / 404
7,135 votes
1188.3
Longer Query
#339 / 399
6,736 votes
1223.9
Creative Writing
#347 / 419
7,346 votes
1177.0
Instruction Following
#349 / 421
19,781 votes
1190.8
Hard Prompts
#348 / 421
13,535 votes
1222.3
Additional Categories21
Japanese
#266 / 288
1,234 votes
1086.9
Korean
#277 / 289
802 votes
1086.4
French
#279 / 301
478 votes
1206.3
Spanish
#284 / 303
565 votes
1188.6
German
#288 / 320
1,295 votes
1167.8
Industry Medicine And Healthcare
#332 / 390
2,564 votes
1230.9
Industry Legal And Government
#334 / 393
2,882 votes
1246.5
Multi Turn
#338 / 419
8,930 votes
1198.3
Expert
#339 / 371
2,589 votes
1197.6
Russian
#340 / 385
6,589 votes
1189.8
Industry Business And Management And Financial Operations
#342 / 414
5,722 votes
1209.6
Industry Software And It Services
#342 / 421
13,139 votes
1244.4
Chinese
#343 / 395
4,400 votes
1204.2
Industry Mathematical
#344 / 401
5,985 votes
1192.5
Hard Prompts English
#345 / 419
8,195 votes
1238.8
Industry Entertainment And Sports And Media
#346 / 419
7,706 votes
1173.9
Industry Life And Physical And Social Science
#346 / 419
8,403 votes
1228.8
Non English
#346 / 421
22,995 votes
1177.9
Exclude Ties
#348 / 421
31,686 votes
1089.2
English
#349 / 421
26,610 votes
1237.2
Industry Writing And Literature And Language
#349 / 420
13,505 votes
1182.2
Published 2026-11-09 · Matched as Llama 3.1 8B Instruct · CC BY 4.0
LMArena DatasetLeaderboard results
| Benchmark | Score | Rank on NanoGPT |
|---|---|---|
Epoch AI Benchmarking Hub Epoch AI data, CC BY 4.0 · Updated Nov 12, 2026 | ||
GPQA Diamond | 27.0% | #118 of 119 |
OTIS Mock AIME 2024–2025 | 1.7% | #121 of 121 |
Creative Writing v3 | 711 | #92 of 96 |
UGI Leaderboard UGI Leaderboard data, Apache-2.0 · Updated Oct 16, 2026 | ||
UGI Score | 6.5 | #148 of 149 |
UGI Willingness | 1.0 | #147 of 149 |
UGI Writing | 24.8 | #138 of 149 |
Filtered and ranked to models on NanoGPT.
Providers
Choose or restrict providers with the API. Provider-selection prices include the selection markup. Provider selection guide · Pricing API (JSON, USD per 1K tokens)
| $0.02 | $0.04 | $0.01 | N/A | N/A | |
| $0.02 | $0.04 | $0.01 | N/A | N/A | |
| $0.021 | $0.042 | N/A | N/A | N/A | |
| $0.0514 | $0.0803 | $0.0257 | N/A | N/A | |
| $0.0525 | $0.084 | $0.0262 | N/A | N/A | |
| $0.16 | $0.301 | N/A | N/A | N/A | |
| $0.231 | $0.231 | $0.231 | N/A | N/A |
Batch rows for this model use normal routing and cost the same as standard API requests. Set provider in a row to choose a provider.