按市值排名最高的 Ethereum NFT 系列
探索Ethereum所有NFT系列的最低價、市值和總交易量排名。我們的NFT市值是使用最低價和已鑄造代幣總數計算而得。
重點項目
$1,658,216,330
市值
3.6%
$1,511,057
24 小時交易量
20.0%
🔥 熱門
| # | NFT | 最低價 | 24 小時 | 7 天 | 30 天 | 最近 7 天 | 市值 | 24 小時交易量 | 24 小時出售 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |
|
CryptoPunks
|
買
|
29.59 ETH
$ 67,025
|
2.5% | 4.4% | 7.6% |
|
$ 669,846,601
295,722 ETH
|
99.73 ETH
$ 225,900
|
- | |
| 2 |
|
Bored Ape Yacht Club
|
買
|
10.20 ETH
$ 23,104
|
4.6% | 4.5% | 59.6% |
|
$ 230,995,943
101,980 ETH
|
142.03 ETH
$ 321,710
|
13 | |
| 3 |
|
Pudgy Penguins
|
買
|
5.30 ETH
$ 11,996.07
|
2.5% | 5.1% | 26.8% |
|
$ 106,621,078
47,071 ETH
|
86.06 ETH
$ 194,936
|
16 | |
| 4 |
|
Mutant Ape Yacht Club
|
買
|
1.66 ETH
$ 3,760.10
|
2.3% | 1.2% | 58.1% |
|
$ 73,570,073
32,480 ETH
|
42.35 ETH
$ 95,931
|
24 | |
| 5 |
|
Autoglyphs
|
56.00 ETH
$ 126,847
|
0.0% | 0.0% | 0.0% |
|
$ 64,945,496
28,672 ETH
|
0 ETH
CN¥ 0.00
|
- | ||
| 6 |
|
Chromie Squiggle by Snowfro
|
2.80 ETH
$ 6,342.33
|
4.1% | 17.2% | 9.8% |
|
$ 63,423,336
28,000 ETH
|
14.72 ETH
$ 33,354
|
5 | ||
| 8 |
|
Fidenza by Tyler Hobbs
|
19.50 ETH
$ 44,170
|
0.0% | 0.0% | 11.7% |
|
$ 44,125,653
19,481 ETH
|
0 ETH
CN¥ 0.00
|
- | ||
| 9 |
|
VeeFriends
|
1.47 ETH
$ 3,329.73
|
0.3% | 3.9% | 3.5% |
|
$ 34,146,331
15,075 ETH
|
3.35 ETH
$ 7,588.15
|
2 | ||
| 10 |
|
Milady Maker
|
買
|
1.22 ETH
$ 2,763.22
|
0.0% | 8.3% | 7.2% |
|
$ 27,571,397
12,172 ETH
|
11.77 ETH
$ 26,653
|
9 | |
| 11 |
|
Lil Pudgys
|
0.55 ETH
$ 1,256.54
|
3.0% | 3.5% | 22.6% |
|
$ 27,557,188
12,166 ETH
|
26.09 ETH
$ 59,094
|
45 | ||
| 12 |
|
Baby Bears
|
19.88 ETH
$ 45,031
|
22.6% | 22.6% | 22.6% |
|
$ 25,667,424
11,332 ETH
|
3.22 ETH
$ 7,293.68
|
1 | ||
| 13 |
|
Azuki
|
買
|
1.04 ETH
$ 2,352.10
|
2.5% | 11.4% | 31.6% |
|
$ 23,520,997
10,384 ETH
|
21.49 ETH
$ 48,687
|
19 | |
| 15 |
|
Moonbirds
|
買
|
0.79 ETH
$ 1,793.75
|
1.5% | 10.4% | 10.8% |
|
$ 17,937,456
7,919 ETH
|
7.84 ETH
$ 17,763.99
|
10 | |
| 16 |
|
Clone X
|
0.40 ETH
$ 905.59
|
5.7% | 21.4% | 45.6% |
|
$ 17,898,172
7,902 ETH
|
10.62 ETH
$ 24,046
|
21 | ||
| 17 |
|
Otherdeed Expanded
|
0.11 ETH
$ 256.75
|
2.1% | 5.5% | 48.2% |
|
$ 17,476,789
7,716 ETH
|
1.97 ETH
$ 4,451.71
|
13 | ||
| 18 |
|
Meebits
|
買
|
0.37 ETH
$ 838.09
|
0.0% | 9.8% | 17.9% |
|
$ 16,761,043
7,400 ETH
|
19.92 ETH
$ 45,114
|
4 | |
| 21 |
|
Doodles
|
買
|
0.57 ETH
$ 1,291.12
|
4.2% | 13.3% | 22.6% |
|
$ 12,908,597
5,699 ETH
|
10.49 ETH
$ 23,767
|
18 | |
| 22 |
|
Chimpers
|
0.91 ETH
$ 2,058.99
|
4.1% | 8.4% | 8.4% |
|
$ 11,437,708
5,049 ETH
|
11.50 ETH
$ 26,040
|
12 | ||
| 24 |
|
VeeFriends Series 2
|
0.076 ETH
$ 171.69
|
1.0% | 9.4% | 12.8% |
|
$ 9,490,704
4,190 ETH
|
1.26 ETH
$ 2,861.30
|
13 | ||
| 25 |
|
MAX PAIN AND FRENS BY XCOPY
|
0.58 ETH
$ 1,311.50
|
8.6% | 5.1% | 18.2% |
|
$ 9,139,871
4,035 ETH
|
0.53 ETH
$ 1,207.31
|
1 | ||
| 27 |
|
Good Vibes Club
|
0.56 ETH
$ 1,268.46
|
0.0% | 6.7% | 22.5% |
|
$ 8,839,929
3,903 ETH
|
5.71 ETH
$ 12,942.89
|
10 | ||
| 28 |
|
CryptoDickbutts
|
0.73 ETH
$ 1,651.26
|
2.6% | 6.2% | 3.6% |
|
$ 8,583,264
3,789 ETH
|
1.24 ETH
$ 2,813.28
|
2 | ||
| 32 |
|
CrypToadz
|
0.46 ETH
$ 1,041.95
|
9.8% | 12.5% | 41.0% |
|
$ 7,316,607
3,230 ETH
|
1.29 ETH
$ 2,922.00
|
3 | ||
| 33 |
|
MoonCats - Acclimated
|
0.15 ETH
$ 337.50
|
4.3% | 3.7% | 13.0% |
|
$ 7,047,685
3,111 ETH
|
0.76 ETH
$ 1,716.64
|
3 | ||
| 34 |
|
Captainz
|
0.30 ETH
$ 686.32
|
6.3% | 8.2% | 50.4% |
|
$ 6,862,554
3,030 ETH
|
3.20 ETH
$ 7,239.07
|
11 | ||
| 37 |
|
Bored Ape Kennel Club
|
0.28 ETH
$ 641.02
|
6.2% | 5.7% | 60.0% |
|
$ 6,155,114
2,717 ETH
|
3.34 ETH
$ 7,569.73
|
11 | ||
| 38 |
|
Terraforms by Mathcastles
|
買
|
0.27 ETH
$ 601.10
|
0.0% | 6.1% | 17.9% |
|
$ 5,957,512
2,630 ETH
|
0.72 ETH
$ 1,630.89
|
2 | |
| 39 |
|
Nakamigos
|
0.12 ETH
$ 277.48
|
0.0% | 12.5% | 15.8% |
|
$ 5,529,836
2,441 ETH
|
1.92 ETH
$ 4,337.93
|
13 | ||
| 40 |
|
mfers
|
0.24 ETH
$ 549.06
|
5.8% | 0.3% | 21.2% |
|
$ 5,501,058
2,429 ETH
|
0.91 ETH
$ 2,066.69
|
4 | ||
| 41 |
|
DeGods
|
買
|
0.27 ETH
$ 608.11
|
0.5% | 6.8% | 34.9% |
|
$ 5,466,947
2,414 ETH
|
0.96 ETH
$ 2,169.98
|
4 | |
| 42 |
|
Habbo Avatars
|
0.19 ETH
$ 428.10
|
0.0% | 4.1% | 15.4% |
|
$ 4,965,540
2,192 ETH
|
1.09 ETH
$ 2,467.99
|
6 | ||
| 43 |
|
Cool Cats
|
0.21 ETH
$ 482.47
|
5.2% | 2.9% | 14.4% |
|
$ 4,809,265
2,123 ETH
|
1.43 ETH
$ 3,239.55
|
7 | ||
| 45 |
|
Redacted Remilio Babies
|
0.21 ETH
$ 475.67
|
0.0% | 8.7% | 10.9% |
|
$ 4,755,797
2,100 ETH
|
3.45 ETH
$ 7,810.48
|
15 | ||
| 46 |
|
Murakami.Flowers Official
|
0.19 ETH
$ 441.70
|
0.0% | 11.4% | 15.1% |
|
$ 4,502,669
1,988 ETH
|
0.59 ETH
$ 1,331.89
|
3 | ||
| 47 |
|
Creepz by OVERLORD
|
0.16 ETH
$ 370.48
|
6.7% | 15.3% | 6.2% |
|
$ 4,116,457
1,817 ETH
|
5.54 ETH
$ 12,552.52
|
35 | ||
| 48 |
|
Common Wealth Genesis NFT Series 1
|
0.99 ETH
$ 2,242.47
|
13.9% | 1.0% | 0.0% |
|
$ 4,092,504
1,807 ETH
|
2.97 ETH
$ 6,727.40
|
3 | ||
| 49 |
|
Mocaverse
|
0.20 ETH
$ 453.02
|
5.3% | 11.3% | 5.4% |
|
$ 4,026,476
1,778 ETH
|
2.66 ETH
$ 6,032.04
|
12 | ||
| 50 |
|
Normies
|
0.18 ETH
$ 396.40
|
6.7% | 29.6% | 18.6% |
|
$ 3,963,958
1,750 ETH
|
16.86 ETH
$ 38,180
|
61 | ||
| 51 |
|
Azuki Elementals
|
0.095 ETH
$ 215.93
|
0.9% | 6.1% | 29.6% |
|
$ 3,833,762
1,693 ETH
|
2.61 ETH
$ 5,911.52
|
21 | ||
| 52 |
|
DeadFellaz
|
0.17 ETH
$ 381.95
|
9.7% | 41.7% | 147.4% |
|
$ 3,819,489
1,686 ETH
|
1.44 ETH
$ 3,252.25
|
9 | ||
| 54 |
|
a KID called BEAST
|
0.15 ETH
$ 333.53
|
0.0% | 24.5% | 22.5% |
|
$ 3,335,013
1,472 ETH
|
1.29 ETH
$ 2,921.77
|
7 | ||
| 55 |
|
Project AEON
|
0.43 ETH
$ 973.98
|
0.0% | 24.9% | 32.4% |
|
$ 3,246,285
1,433 ETH
|
1.15 ETH
$ 2,604.89
|
2 | ||
| 56 |
|
Sappy Seals
|
0.14 ETH
$ 310.43
|
0.1% | 3.4% | 51.0% |
|
$ 3,103,390
1,370 ETH
|
0.49 ETH
$ 1,120.90
|
4 | ||
| 57 |
|
goblintown.wtf
|
0.14 ETH
$ 321.65
|
1.4% | 0.0% | 13.6% |
|
$ 3,100,676
1,369 ETH
|
1.65 ETH
$ 3,734.50
|
13 | ||
| 58 |
|
Hashmasks
|
0.080 ETH
$ 180.86
|
6.9% | 3.9% | 65.3% |
|
$ 2,961,051
1,307 ETH
|
1.98 ETH
$ 4,486.85
|
14 | ||
| 59 |
|
Opepen Edition
|
0.082 ETH
$ 185.23
|
0.0% | 5.8% | 2.4% |
|
$ 2,963,754
1,308 ETH
|
0.61 ETH
$ 1,391.46
|
6 | ||
| 61 |
|
Mint Pass Tokyo | Bright Moments | MPTK
|
1.15 ETH
$ 2,604.89
|
0.0% | 0.0% | 0.0% |
|
$ 2,865,376
1,265 ETH
|
0.65 ETH
$ 1,472.33
|
- | ||
| 63 |
|
DAMAGE CONTROL
|
0.55 ETH
$ 1,243.55
|
0.0% | 6.6% | 21.6% |
|
$ 2,763,169
1,220 ETH
|
1.88 ETH
$ 4,251.63
|
3 | ||
| 64 |
|
The Potatoz
|
0.12 ETH
$ 264.66
|
8.7% | 3.0% | 14.6% |
|
$ 2,646,350
1,168 ETH
|
2.01 ETH
$ 4,543.15
|
18 | ||
| 68 |
|
Moonbirds: Mythics
|
0.11 ETH
$ 243.47
|
0.8% | 0.5% | 0.2% |
|
$ 2,379,445
1,050 ETH
|
0.70 ETH
$ 1,584.98
|
7 | ||
| 70 |
|
Checks
|
0.17 ETH
$ 380.76
|
20.1% | 1.2% | 21.1% |
|
$ 2,171,878
958.84 ETH
|
0.64 ETH
$ 1,459.40
|
4 | ||
| 72 |
|
CyberBrokers
|
0.084 ETH
$ 189.61
|
64.2% | 64.2% | 142.6% |
|
$ 1,896,086
837.08 ETH
|
0.73 ETH
$ 1,654.44
|
10 | ||
| 75 |
|
SchizoPosters
|
0.13 ETH
$ 303.52
|
34.0% | 36.7% | 75.9% |
|
$ 1,685,771
744.23 ETH
|
0.45 ETH
$ 1,015.45
|
4 | ||
| 81 |
|
CryptoPhunks
|
0.065 ETH
$ 147.22
|
0.0% | 10.5% | 111.0% |
|
$ 1,468,262
648.21 ETH
|
1.09 ETH
$ 2,472.38
|
7 | ||
| 83 |
|
Infinex Patrons
|
0.006 ETH
$ 14.25
|
1.6% | 42.3% | 28.1% |
|
$ 1,424,737
628.99 ETH
|
0 ETH
CN¥ 0.00
|
- | ||
| 84 |
|
WatchersRing
|
0.78 ETH
$ 1,760.00
|
0.0% | 29.5% | 122.0% |
|
$ 1,231,998
543.90 ETH
|
2.79 ETH
$ 6,317.42
|
4 | ||
| 86 |
|
Muraqqa
|
4.50 ETH
$ 10,193.04
|
12.8% | 0.0% | 0.0% |
|
$ 1,131,427
499.50 ETH
|
12.79 ETH
$ 28,971
|
4 | ||
| 90 |
|
LoudPunx
|
0.17 ETH
$ 382.80
|
5.6% | 21.2% | 29.3% |
|
$ 932,125
411.51 ETH
|
0.66 ETH
$ 1,497.24
|
4 | ||
| 96 |
|
RTFKT Project Animus
|
0.025 ETH
$ 56.63
|
0.0% | 36.7% | 10.1% |
|
$ 692,390
305.68 ETH
|
0.51 ETH
$ 1,144.73
|
14 | ||
| 97 |
|
SupDucks
|
0.028 ETH
$ 64.32
|
0.5% | 38.3% | 234.1% |
|
$ 643,249
283.98 ETH
|
0.58 ETH
$ 1,320.83
|
20 | ||
| 99 |
|
Akutars
|
0.017 ETH
$ 39.25
|
10.5% | 10.0% | 11.2% |
|
$ 585,675
258.56 ETH
|
0.49 ETH
$ 1,118.86
|
23 | ||
| 100 |
|
The Long Lost
|
0.025 ETH
$ 56.63
|
50.4% | 9.7% | 77.4% |
|
$ 566,280
250.00 ETH
|
0.52 ETH
$ 1,175.58
|
26 | ||
| 101 |
|
Deadfrenz Collection
|
0.022 ETH
$ 49.80
|
46.6% | 123.6% | 281.7% |
|
$ 562,861
248.49 ETH
|
0.47 ETH
$ 1,055.23
|
23 | ||
| 102 |
|
Creepz Loomi Vault
|
0.043 ETH
$ 96.95
|
0.0% | 0.0% | 0.0% |
|
$ 484,735
214.00 ETH
|
1.10 ETH
$ 2,497.29
|
- | ||
| 103 |
|
Probably Nothing Genesis
|
0.028 ETH
$ 62.97
|
40.4% | 297.1% | 334.4% |
|
$ 483,234
213.34 ETH
|
3.64 ETH
$ 8,240.73
|
99 | ||
| 104 |
|
Dr. ETHvil's 3D FrankenPunks
|
0.020 ETH
$ 44.39
|
66.4% | 47.1% | 36.3% |
|
$ 443,894
195.97 ETH
|
0.46 ETH
$ 1,031.88
|
30 | ||
| 106 |
|
Worried Meerkats
|
0.11 ETH
$ 249.16
|
86.8% | 22.2% | 10.0% |
|
$ 327,151
144.43 ETH
|
3.17 ETH
$ 7,180.55
|
32 | ||
| 114 |
|
Async Blueprints
|
0.001 ETH
$ 2.92
|
0.0% | 0.0% | 0.0% |
|
$ 70,777
31.25 ETH
|
14.20 ETH
$ 32,153
|
2 | ||
| 116 |
|
The Magus Official
|
0.004 ETH
$ 9.04
|
0.0% | 0.0% | 0.0% |
|
$ 7,691.19
3.40 ETH
|
0.83 ETH
$ 1,870.78
|
- | ||
| - |
|
Otherside Koda
|
0.73 ETH
$ 1,653.31
|
0.0% | 0.0% | 6.0% |
|
$ 13,400,081
5,916 ETH
|
13.78 ETH
$ 31,222
|
11 | ||
| - |
|
The Memes by 6529
|
0.017 ETH
$ 38.44
|
0.3% | 4.2% | 2.0% |
|
$ 7,922,100
3,497 ETH
|
3.30 ETH
$ 7,466.03
|
21 | ||
| - |
|
Etheria v0.9
|
3.50 ETH
$ 7,927.92
|
0.0% | 0.0% | 0.0% |
|
$ 3,194,951
1,411 ETH
|
3.00 ETH
$ 6,795.36
|
1 | ||
| - |
|
Checks - VV Edition
|
0.18 ETH
$ 419.04
|
6.1% | 0.1% | 0.0% |
|
$ 2,254,461
995.29 ETH
|
0.44 ETH
$ 1,001.62
|
2 | ||
| - |
|
AOI Engine
|
0.003 ETH
$ 6.21
|
0.0% | 0.0% | 6.2% |
|
$ 100,966
44.57 ETH
|
0.43 ETH
$ 982.84
|
5 | ||
| - |
|
0N1 Force
|
0.068 ETH
$ 153.69
|
3.1% | 19.0% | 12.5% |
|
$ 1,194,932
527.54 ETH
|
0.42 ETH
$ 948.24
|
4 | ||
| - |
|
Azuki Elemental Beans
|
0.53 ETH
$ 1,200.51
|
35.9% | 35.9% | 121.8% |
|
$ 6,467,140
2,855 ETH
|
0.40 ETH
$ 906.05
|
2 | ||
| - |
|
AlfaDAO
|
0.17 ETH
$ 382.81
|
40.0% | 40.7% | 62.4% |
|
$ 192,168
84.84 ETH
|
0.39 ETH
$ 883.40
|
3 | ||
| - |
|
G Tag
|
0.11 ETH
$ 249.16
|
0.0% | 120.0% | 205.6% |
|
$ 2,703,918
1,194 ETH
|
0.38 ETH
$ 867.03
|
13 | ||
| - |
|
BEANZ Official
|
0.051 ETH
$ 114.61
|
0.4% | 1.7% | 20.5% |
|
$ 2,286,565
1,009 ETH
|
0.37 ETH
$ 836.63
|
7 | ||
| - |
|
Otherdeed for Otherside
|
買
|
0.12 ETH
$ 262.74
|
0.7% | 17.1% | 47.8% |
|
$ 12,407,049
5,477 ETH
|
0.37 ETH
$ 831.30
|
3 | |
| - |
|
The Plague NFT
|
0.042 ETH
$ 95.14
|
31.3% | 78.8% | 90.9% |
|
$ 1,020,323
450.45 ETH
|
0.36 ETH
$ 819.01
|
10 | ||
| - |
|
RENGA
|
0.052 ETH
$ 117.39
|
6.8% | 12.1% | 33.6% |
|
$ 1,070,984
472.82 ETH
|
0.36 ETH
$ 814.54
|
6 | ||
| - |
|
alien frens
|
0.038 ETH
$ 85.73
|
5.4% | 26.2% | 136.7% |
|
$ 857,264
378.46 ETH
|
0.35 ETH
$ 803.40
|
11 | ||
| - |
|
The Doge Pound
|
0.057 ETH
$ 128.58
|
8.4% | 62.2% | 244.1% |
|
$ 1,285,560
567.55 ETH
|
0.34 ETH
$ 773.92
|
7 | ||
| - |
|
Taiji Labs Genesis Keys
|
0.15 ETH
$ 332.52
|
22.3% | 0.7% | 18.0% |
|
$ 133,008
58.72 ETH
|
0.34 ETH
$ 765.61
|
3 | ||
| - |
|
PROOF Collective
|
0.25 ETH
$ 566.28
|
52.4% | 21.9% | 19.0% |
|
$ 566,280
250.00 ETH
|
0.30 ETH
$ 679.53
|
2 | ||
| - |
|
Quirklings
|
0.051 ETH
$ 115.11
|
6.0% | 3.6% | 26.3% |
|
$ 2,264,580
999.76 ETH
|
0.30 ETH
$ 672.47
|
6 | ||
| - |
|
FVCK_CRYSTAL//
|
0.11 ETH
$ 246.67
|
1.0% | 20.5% | 55.6% |
|
$ 1,024,920
452.48 ETH
|
0.29 ETH
$ 654.62
|
2 | ||
| - |
|
Psychedelics Anonymous Genesis
|
0.042 ETH
$ 94.79
|
19.6% | 49.2% | 77.1% |
|
$ 909,530
401.54 ETH
|
0.29 ETH
$ 650.31
|
8 | ||
| - |
|
MyShell - MySoul
|
0.074 ETH
$ 168.75
|
82.5% | 80.8% | 44.8% |
|
$ 562,441
248.31 ETH
|
0.29 ETH
$ 646.75
|
7 | ||
| - |
|
Gemesis
|
0.011 ETH
$ 24.90
|
1.8% | 14.1% | 4.4% |
|
$ 2,359,872
1,042 ETH
|
0.28 ETH
$ 640.69
|
26 | ||
| - |
|
TinFun
|
0.070 ETH
$ 158.56
|
0.0% | 0.0% | 40.6% |
|
$ 1,585,583
700.00 ETH
|
0.28 ETH
$ 634.12
|
4 | ||
| - |
|
Ninja Squad Official
|
0.025 ETH
$ 57.08
|
2.6% | 3.1% | 22.8% |
|
$ 507,278
223.95 ETH
|
0.28 ETH
$ 625.25
|
12 | ||
| - |
|
God Hates NFTees
|
0.063 ETH
$ 142.11
|
2.0% | 10.1% | 45.8% |
|
$ 713,686
315.08 ETH
|
0.25 ETH
$ 575.34
|
3 | ||
| - |
|
Mara
|
0.004 ETH
$ 9.90
|
35.5% | 51.3% | 12.6% |
|
$ 401,701
177.34 ETH
|
0.25 ETH
$ 571.73
|
69 | ||
| - |
|
Looki
|
0.033 ETH
$ 75.12
|
3.7% | 1.8% | 17.1% |
|
$ 658,636
290.77 ETH
|
0.25 ETH
$ 570.49
|
9 | ||
| - |
|
Zero Name Service
|
0.052 ETH
$ 117.71
|
18.1% | 0.0% | 23.3% |
|
$ 863,783
381.34 ETH
|
0.24 ETH
$ 548.15
|
3 | ||
| - |
|
Proof of Narnian NFT
|
0.13 ETH
$ 294.47
|
0.0% | 18.2% | 7.1% |
|
$ 981,453
433.29 ETH
|
0.24 ETH
$ 545.89
|
2 | ||
| - |
|
Cambria Founders
|
0.28 ETH
$ 631.96
|
18.5% | 3.7% | 7.3% |
|
$ 947,935
418.49 ETH
|
0.24 ETH
$ 543.63
|
1 | ||
| - |
|
Sproto Gremlins
|
0.27 ETH
$ 622.17
|
0.8% | 1.7% | 62.5% |
|
$ 2,071,812
914.66 ETH
|
0.23 ETH
$ 527.77
|
1 | ||
顯示第1到100個結果,共915個結果
行數
Ethereum Mainnet
Base Mainnet
BNB Smart Chain
Arbitrum
Avalanche
Fantom
Flare
Gnosis
Linea
Optimism
Polygon
Polygon zkEVM
Scroll
Stellar
Story
Syscoin
Telos
X Layer
Xai